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WWW 2014 Companion Table of Contents

WWW '14 General Chair's Welcome
Chin-Wan Chung (Korea Advanced Institute of Science and Technology)

The 23rd International World Wide Web Conference (WWW 2014)

WWW 2014 Sponsors and Supporters

WWW 2014 PhD Symposium Presentations Simplifying Complex Networks for Practitioners 2014 Workshop Web Observatory Workshop (WOW2014) Workshop
WWW 2014 Demonstrations Social News on the Web (SNOW 2014) Workshop Web-based Education Technologies (WebET 2014) Workshop
WWW 2014 Tutorials Social Recommender Systems (SRS 2014) Workshop WebQuality 2014 Workshop
WWW 2014 Posters Temporal Web Analytics Workshop (TempWeb'14) Workshop Big Graph Mining 2014 Workshop
WWW 2014 WebScience Track Theory and Practice of Social Machines 2014 Workshop 2014 Big Scholarly Data: Towards the Web of Scholars Workshop
WWW 2014 Developers' Track Vertical Search Relevance 2014 Workshop Connecting Online & Offline Life (COOL 2014) Workshop
WWW 2014 Industry Track Web APIs and RESTful Design 2014 Workshop
(WS-REST 2014)
Data Extraction and Object Search 2014 Workshop
Modeling Social Media: Mining Big Data in Social Media and the Web (MSM 2014) Web Intelligence and Communities Workshop (WI&C 2014) Workshop 2014 Large Scale Network Analysis (LSNA'14) Workshop
Public Health in the Digital Age: Social Media, Crowdsourcing and Participatory Systems (2nd PHDA 2014)
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WWW 2014 PhD Symposium Presentations

WWW'14 PhD Symposium Chairs' Welcome (Page 1)
Jianyong Wang (Tsinghua University)

Hayato Yamana (Waseda University)

Quality Assurance in Crowdsourcing via Matrix Factorization Based Task Routing (Page 3)
Hyun Joon Jung (University of Texas at Austin)

Spatial Semantic Search in Location-Based Web Services (Page 9)
Jeong-Hoon Park (Korea Advanced Institute of Science and Technology)

Time-Aware Topic-Based Contextualization (Page 15)
Nam Khanh Tran (L3S Research Center & University of Hannover)

Entity Linking on Graph Data (Page 21)
Minghe Yu (Tsinghua University)

Understanding, Leveraging and Improving Human Navigation on the Web (Page 27)
Philipp Singer (Graz University of Technology)

Entity-Centric Summarization: Generating Text Summaries for Graph Snippets (Page 33)
Shruti Chhabra (Indraprastha Institute of Information Technology Delhi)

Enhancing Web Activities with Information Visualization (Page 39)
Eduardo Graells-Garrido (Universitat Pompeu Fabra)

Dynamic Communities Formation through Semantic Tags (Page 45)
Saman Kamran (University of Lugano)

Strategic Foundation of Computational Social Science (Page 51)
Yunkyu Sohn (University of California, San Diego)

Fine-Grained Data Partitioning Framework for Distributed Database Systems (Page 57)
Ning Xu (Peking University)

Systematic SLA Data Management (Page 63)
Katerina Stamou (University of Geneva)

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WWW 2014 Demonstrations

WWW'14 Demo Chairs' Welcome (Page 69)
Jaewoo Kang (Korea University)

Yufei Tao (Chinese University of Hong Kong)

LASER: A Living AnalyticS ExpeRimentation System for Large-Scale Online Controlled Experiments (Page 71)
Kwan Hui Lim (Singapore Management University)

Ee-Peng Lim (Singapore Management University)

Palakorn Achananuparp (Singapore Management University)

Adrian Vu (Singapore Management University)

Agus Trisnajaya Kwee (Singapore Management University)

Feida Zhu (Singapore Management University)

iFeel: A Web System that Compares and Combines Sentiment Analysis Methods (Page 75)
Matheus Araújo (Federal University of Minas Gerais)

Pollyanna Gonçalves (Federal University of Minas Gerais)

Meeyoung Cha (Korea Advanced Institute of Science and Technology)

Fabrício Benevenuto (Federal University of Minas Gerais)

Infrastructure Support for Evaluation as a Service (Page 79)
Jimmy Lin (University of Maryland, College Park)

Miles Efron (University of Illinois at Urbana-Champaign)

Why Not, Wine? (Page 83)
Sourav S. Bhowmick (Nanyang Technological University)

Aixin Sun (Nanyang Technological University)

Ba Quan Truong (Nanyang Technological University)

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CrowdFill: A System for Collecting Structured Data from the Crowd (Page 87)
Hyunjung Park (Stanford University)

Jennifer Widom (Stanford University)

Online Behavioral Genome Sequencing from Usage Logs: Decoding the Search Behaviors (Page 91)
Yang Song (Microsoft Research)

Weiwei Cui (Microsoft Research)

Shixia Liu (Microsoft Research)

Kuansan Wang (Microsoft Research)

Easy Access to the Freebase Dataset (Page 95)
Hannah Bast (University of Freiburg)

Florian Bäurle (University of Freiburg)

Björn Buchhold (University of Freiburg)

Elmar Haußmann (University of Freiburg)

Collaborative Adaptive Case Management with Linked Data (Page 99)
Sebastian Heil (Technische Universität Chemnitz)

Stefan Wild (Technische Universität Chemnitz)

Martin Gaedke (Technische Universität Chemnitz)

EVIN: Building a Knowledge Base of Events (Page 103)
Erdal Kuzey (Max Planck Institute for Informatics)

Gerhard Weikum (Max Planck Institute for Informatics)

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Event Registry -Learning about World Events from News (Page 107)
Gregor Leban (Jožef Stefan Institute)

Blaž Fortuna (Jožef Stefan Institute)

Janez Brank (Jožef Stefan Institute)

Marko Grobelnik (Jožef Stefan Institute)

Enhancing Media Enrichment by Semantic Extraction (Page 111)
Michael Krug (Technische Universität Chemnitz)

Fabian Wiedemann (Technische Universität Chemnitz)

Martin Gaedke (Technische Universität Chemnitz)

Databugger: A Test-Driven Framework for Debugging the Web of Data (Page 115)
Dimitris Kontokostas (University of Leipzig)

Patrick Westphal (University of Leipzig)

Sören Auer (University of Bonn & Fraunhofer IAIS)

Sebastian Hellmann (University of Leipzig)

Jens Lehmann (University of Leipzig)

Roland Cornelissen (Stichting Bibliotheek.nl)

Semantic Mashup with the Online IDE WikiNEXT (Page 119)
Pavel Arapov (Université de Nice)

Michel Buffa (Université de Nice)

Amel Ben Othmane (Université de Nice)

SemFacet: Semantic Faceted Search over Yago (Page 123)
Marcelo Arenas (Pontificia Universidad Catolica de Chile)

Bernardo Cuenca Grau (University of Oxford)

Evgeny Kharlamov (University of Oxford)

Šar?nas Marciuška (University of Oxford)

Dmitriy Zheleznyakov (University of Oxford)

Ernesto Jimenez-Ruiz (University of Oxford)

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A Demonstration of Query-Oriented Distribution and Replication Techniques for Dynamic Graph Data (Page 127)
Alan G. Labouseur (University at Albany - State University of New York)

Paul W. Olsen, Jr. (University at Albany - State University of New York)

Kyuseo Park (University at Albany - State University of New York)

Jeong-Hyon Hwang (University at Albany - State University of New York)

YouTube4Two: Socializing Video Platform for Two Co-present People (Page 131)
Alessio Bellino (University of Milan - Bicocca)

Giorgio De Michelis (University of Milan - Bicocca)

Flavio De Paoli (University of Milan - Bicocca)

Cross Domain Communication in the Web of Things - A New Context for the Old Problem (Page 135)
Nam Giang (Korea Advanced Institute of Science and Technology)

Minkeun Ha (Korea Advanced Institute of Science and Technology)

Daeyoung Kim (Korea Advanced Institute of Science and Technology)

iHUB - An Information and Collaborative Management Platform for Life Sciences (Page 139)
David Salt (University of Aberdeen)

Mourad Ouzzani (Qatar Computing Research Institute)

Eduard Dragut (Temple University)

Peter Baker (Purdue University)

Srivathsava Rangarajan (Purdue University)

Measuring the Effectiveness of Multi-Channel Marketing Campaigns Using Online Chatter (Page 143)
Haggai Roitman (IBM Research - Haifa)

Gilad Barkai (IBM Research - Haifa)

David Konopnicki (IBM Research - Haifa)

Aya Soffer (IBM Research - Haifa)

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Me-link: Link Me to the Media - Fusing Audio and Visual Cues for Robust and Efficient Mobile Media Interaction (Page 147)
Chun-Yen Yeh (National Taiwan University)

Yu-Ming Hsu (National Taiwan University)

HsinFu Huang (National Taiwan University)

Hong-Wun Jheng (National Taiwan University)

Yu-Chuan Su (National Taiwan University)

Tzu-Hsuan Chiu (National Taiwan University)

Winston Hsu (National Taiwan University)

PRISM: A System for Weighted Multi-Color Browsing of Fashion Products (Page 151)
Donggeun Yoo (KAIST)

Kyunghyun Paeng (KAIST)

Sunggyun Park (KAIST)

Jungin Lee (KAIST & Cldi Inc.)

Seungwook Paek (KAIST & Cldi Inc.)

Sung-Eui Yoon (KAIST)

In So Kweon (KAIST)

Online Abusive Users Analytics through Visualization (Page 155)
Anna C. Squicciarini (The Pennsylvania State University)

Jules Dupont (The Pennsylvania State University)

Ruyan Chen (The Pennsylvania State University)

AIDR: Artificial Intelligence for Disaster Response (Page 159)
Muhammad Imran (Qatar Computing Research Institute)

Carlos Castillo (Qatar Computing Research Institute)

Ji Lucas (Qatar Computing Research Institute)

Patrick Meier (Qatar Computing Research Institute)

Sarah Vieweg (Qatar Computing Research Institute)

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LiveCities: Revealing the Pulse of Cities by Location-Based Social Networks Venues and Users Analysis (Page 163)
Alberto Del Bimbo (Universitŕ degli Studi di Firenze)

Andrea Ferracani (Universitŕ degli Studi di Firenze)

Daniele Pezzatini (Universitŕ degli Studi di Firenze)

Federico D'Amato (Universitŕ degli Studi di Firenze)

Martina Sereni (Universitŕ degli Studi di Firenze)

CityBeat: Real-time Social Media Visualization of Hyper-local City Data (Page 167)
Chaolun Xia (Rutgers University)

Raz Schwartz (Cornell Tech)

Ke Xie (Cornell Tech)

Adam Krebs (New York University)

Andrew Langdon (Columbia University)

Jeremy Ting (Rutgers University)

Mor Naaman (Cornell Tech)

Help Yourself: A Virtual Self-Assist System (Page 171)
Subhabrata Mukherjee (Max-Planck-Institut für Informatik)

Sachindra Joshi (IBM India Research Lab)

Exploring the Web of Spatial Data with Facete (Page 175)
Claus Stadler (University of Leipzig)

Michael Martin (University of Leipzig)

Sören Auer (Universität Bonn & Fraunhofer IAIS)

SocRoutes: Safe Routes Based on Tweet Sentiments (Page 179)
Jaewoo Kim (Korea Advanced Institute of Science and Technology)

Meeyoung Cha (Korea Advanced Institute of Science and Technology)

Thomas Sandholm (HP Labs)

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WWW 2014 Tutorials

Scalability and Efficiency Challenges in Large-Scale Web Search Engines (Page 185)
Ricardo Baeza-Yates (Yahoo! Labs)

B. Barla Cambazoglu (Yahoo! Labs)

Concept-Level Sentiment Analysis: A World Wide Web Conference 2014 Tutorial (Page 187)
Erik Cambria (National University of Singapore)

E-commerce Product Search: Personalization, Diversification, and Beyond (Page 189)
Atish Das Sarma (eBay Research Labs)

Nish Parikh (eBay Data Labs)

Neel Sundaresan (eBay Data Labs)

Online Learning and Linked Data - Lessons Learned and Best Practices (Page 191)
John Domingue (The Open University)

Alexander Mikroyannidis (The Open University)

Stefan Dietze (L3S Research Center)

Towards a Social Media Analytics Platform: Event Detection and User Profiling for Twitter - A Tutorial at WWW 2014 (Page 193)
Manish Gupta (Microsoft)

Rui Li (Yahoo! Inc.)

Kevin Chen-Chuan Chang (University of Illinois at Urbana-Champaign)

Tutorial on Social Recommender Systems (Page 195)
Ido Guy (IBM Research - Haifa)

The Mobile Semantic Web (Page 197)
Shonali Krishnaswamy (A*STAR)

Yuan-Fang Li (Monash University)

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Social Spam, Campaigns, Misinformation and Crowdturfing (Page 199)
Kyumin Lee (Utah State University)

James Caverlee (Texas A&M University)

Calton Pu (Georgia Institute of Technology)

Re-Using Media on the Web (Page 201)
Lyndon Nixon (MODUL University)

Vasileios Mezaris (CERTH/ITI)

Raphaël Troncy (EURECOM)

Entity Resolution in the Web of Data (Page 203)
Kostas Stefanidis (ICS-FORTH)

Vasilis Efthymiou (ICS-FORTH / University of Crete)

Melanie Herschel (Université Paris Sud & INRIA)

Vassilis Christophides (Technicolor)

Computational Models for Social Influence Analysis (Page 205)
Jie Tang (Tsinghua University)

Jimeng Sun (Georgia Institute of Technology)

Trust in Social Computing (Page 207)
Jiliang Tang (Arizona State University)

Huan Liu (Arizona State University)

Learning to Efficiently Rank on Big Data (Page 209)
Lidan Wang (University of Illinois, Urbana-Champaign)

Jimmy Lin (University of Maryland, College Park)

Donald Metzler (Google, Inc.)

Jiawei Han (University of Illinois, Urbana-Champaign)

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WWW 2014 Posters

How Effectively Can We Form Opinions? (Page 213)
AmirMahdi Ahmadinejad (Sharif University of Technology)

Sina Dehghani (University of Maryland)

MohammadTaghi Hajiaghayi (University of Maryland)

Hamid Mahini (University of Maryland)

Saeed Seddighin (University of Maryland)

Sadra Yazdanbod (Georgia Institute of Technology)

ComPAS: Maximizing Data Availability with Replication in Ad-hoc Social Networks (Page 215)
Ahmedin Mohammed Ahmed (Dalian University of Technology)

Qiuyuan Yang (Dalian University of Technology)

Nana Yaw Asabere (Dalian University of Technology)

Tie Qiu (Dalian University of Technology)

Feng Xia (Dalian University of Technology)

Discovering and Learning Sensational Episodes of News Events (Page 217)
Xiang Ao (Chinese Academy of Sciences & University of Chinese Academy of Sciences)

Ping Luo (Chinese Academy of Sciences)

Chengkai Li (University of Texas at Arlington)

Fuzhen Zhuang (Chinese Academy of Sciences)

Qing He (Chinese Academy of Sciences)

Zhongzhi Shi (Chinese Academy of Sciences)

Towards Semantic Faceted Search (Page 219)
Marcelo Arenas (Pontificia Universidad Catolica de Chile)

Bernardo Cuenca Grau (University of Oxford)

Evgeny Evgeny (University of Oxford)

Šar?nas Marciuška (University of Oxford)

Dmitriy Zheleznyakov (University of Oxford)

Metadata-Driven Hypertext Content Publishing and Styling (Page 221)
Xi Bai (BBC Publishing Services, Future Media)

Armin Haller (Australian National University)

Ewan Klein (University of Edinburgh)

Dave Robertson (University of Edinburgh)

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Collective Attention to Social Media Evolves According to Diffusion Models (Page 223)
Christian Bauckhage (University of Bonn & Fraunhofer IAIS)

Kristian Kersting (TU Dortmund University & Fraunhofer IAIS)

Bashir Rastegarpanah (Fraunhofer IAIS)

Acquiring Commonsense Knowledge for Sentiment Analysis Using Human Computation (Page 225)
Marina Boia (École Polytechnique Fédérale de Lausanne)

Claudiu Cristian Musat (École Polytechnique Fédérale de Lausanne)

Boi Faltings (École Polytechnique Fédérale de Lausanne)

BUbiNG: Massive Crawling for the Masses (Page 227)
Paolo Boldi (Universitŕ degli Studi di Milano)

Andrea Marino (Universitŕ degli Studi di Milano)

Massimo Santini (Universitŕ degli Studi di Milano)

Sebastiano Vigna (Universitŕ degli Studi di Milano)

Status and Friendship: Mechanisms of Social Network Evolution (Page 229)
Christina Brandt (Stanford University)

Jure Leskovec (Stanford University)

A Wiki Way of Programming for the Web of Data (Page 231)
Pavel Arapov (University of Nice)

Michel Buffa (University of Nice)

Amel Ben Othmane (University of Nice)

The (Un)Supervised Detection of Overlapping Communities as Well as Hubs and Outliers via (Bayesian) NMF (Page 233)
Xiaochun Cao (Tianjin University)

Xiao Wang (Tianjin University)

Di Jin (Tianjin University)

Yixin Cao (Hungarian Academy of Sciences)

Dongxiao He (Jilin University)

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Recommendation for Advertising Messages on Mobile Devices (Page 235)
Chih-Chun Chan (National Taiwan University)

Yu-Chieh Lin (Academia Sinica)

Ming-Syan Chen (Academia Sinica)

A Pruning Algorithm for Optimal Diversified Search (Page 237)
Fei Chen (Tsinghua University)

Yiqun Liu (Tsinghua University)

Jian Li (Tsinghua University)

Min Zhang (Tsinghua University)

Shaoping Ma (Tsinghua University)

Sentiment-Enhanced Explanation of Product Recommendations (Page 239)
Li Chen (Hong Kong Baptist University)

Feng Wang (Hong Kong Baptist University)

Finding Local Experts on Twitter (Page 241)
Zhiyuan Cheng (Texas A&M University)

James Caverlee (Texas A&M University)

Himanshu Barthwal (Texas A&M University)

Vandana Bachani (Texas A&M University)

Adaptive Presentation of Linked Data on Mobile (Page 243)
Luca Costabello (Inria)

Fabien Gandon (Inria)

Recommending without Short Head (Page 245)
Paolo Cremonesi (Politecnico di Milano)

Franca Garzotto (Politecnico di Milano)

Roberto Pagano (Politecnico di Milano)

Massimo Quadrana (Politecnico di Milano)

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The "Expression Gap": Do You Like What You Share? (Page 247)
Atish Das Sarma (eBay Research Labs)

Si Si (University of Texas-Austin)

Elizabeth F. Churchill (eBay Research Labs)

Neel Sundaresan (eBay Research Labs)

RDF Mapping Rules Refinements According to Data Consumers' Feedback (Page 249)
Anastasia Dimou (Ghent University)

Miel Vander Sande (Ghent University)

Tom De Nies (Ghent University)

Erik Mannens (Ghent University)

Rik Van de Walle (Ghent University)

How Social Is Social Tagging? (Page 251)
Stephan Doerfel (University of Kassel)

Daniel Zoller (University of Würzburg)

Philipp Singer (Graz University of Technology)

Thomas Niebler (University of Würzburg)

Andreas Hotho (University of Würzburg)

Markus Strohmaier (GESIS & University of Koblenz)

Who Am I on Twitter? A Cross-Country Comparison (Page 253)
Wei Dong (Cornell University)

Minghui Qiu (Singapore Management University)

Feida Zhu (Singapore Management University)

DBLP-Filter: Effectively Search on the DBLP Bibliography (Page 255)
Jiang Du (University of Science and Technology of China)

Peiquan Jin (University of Science and Technology of China)

Lizhou Zheng (University of Science and Technology of China)

Shouhong Wan (University of Science and Technology of China)

Lihua Yue (University of Science and Technology of China)

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Perceptron-Based Tagging of Query Boundaries for Chinese Query Segmentation (Page 257)
Jingfei Du (Microsoft Search Technology Center Asia & Beijing University of Posts and Telecommunications)

Yan Song (Microsoft Search Technology Center Asia)

Chi-Ho Li (Microsoft Search Technology Center Asia)

RESTful Open Workflows for Data Provenance and Reuse (Page 259)
Kai Eckert (University of Mannheim)

Dominique Ritze (University of Mannheim)

Konstantin Baierer (Humboldt University Berlin)

Christian Bizer (University of Mannheim)

What's All the Data About? Creating Structured Profiles of Linked Data on the Web (Page 261)
Besnik Fetahu (Leibniz University Hannover)

Stefan Dietze (Leibniz University Hannover)

Bernardo Pereira Nunes (Pontifical Catholic University of Rio de Janeiro)

Marco Antonio Casanova (Pontifical Catholic University of Rio de Janeiro)

Davide Taibi (Institute for Educational Technology, CNR)

Wolfgang Nejdl (Leibniz University Hannover)

De-Anonymizing Social Graphs via Node Similarity (Page 263)
Hao Fu (University of Science and Technology of China)

Aston Zhang (University of Illinois at Urbana-Champaign)

Xing Xie (Microsoft Research)

Contextual Insights (Page 265)
Ariel Fuxman (Microsoft)

Patrick Pantel (Microsoft)

Yuanhua Lv (Microsoft)

Ashok Chandra (Microsoft)

Pradeep Chilakamarri (Microsoft)

Michael Gamon (Microsoft)

David Hamilton (Microsoft)

Bernhard Kohlmeier (Microsoft)

Dhyanesh Narayanan (Microsoft)

Evangelos Papalexakis (Carnegie Mellon University)

Bo Zhao (Microsoft)

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Partout: A Distributed Engine for Efficient RDF Processing (Page 267)
Luis Galárraga (Télécom ParisTech)

Katja Hose (Aalborg University)

Ralf Schenkel (University of Passau)

Effective and Effortless Features for Popularity Prediction in Microblogging Network (Page 269)
Shuai Gao (Shandong University)

Jun Ma (Shandong University)

Zhumin Chen (Shandong University)

A Topic Based Document Relevance Ranking Model (Page 271)
Yang Gao (Queensland University of Technology)

Yue Xu (Queensland University of Technology)

Yuefeng Li (Queensland University of Technology)

GLASE-IRUKA: Gaze Feedback Improves Satisfaction in Exploratory Image Search (Page 273)
Viktors Garkavijs (The Graduate University for Advanced Studies)

RIka Okamoto (The Graduate University for Advanced Studies)

Tetsuo Ishikawa (Tokyo Institute of Technology & The Graduate University for Advanced Studies)

Mayumi Toshima (The Graduate University for Advanced Studies)

Noriko Kando (National Institute of Informatics & The Graduate University for Advanced Studies)

A Semi-Supervised Method for Opinion Target Extraction (Page 275)
Tao Ge (Peking University)

Wenjie Li (Peking University)

Zhifang Sui (Peking University)

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Localized CAPTCHA Testing on Users and Farms (Page 277)
Ekaterina Gladkikh (Yandex)

Kirill Nikolaev (Yandex)

Mikhail Nikitin (Yandex)

Allocating Tasks to Workers with Matching Constraints: Truthful Mechanisms for Crowdsourcing Markets (Page 279)
Gagan Goel (Google Research)

Afshin Nikzad (Stanford University)

Adish Singla (ETH Zurich)

People of Opposing Views Can Share Common Interests (Page 281)
Eduardo Graells-Garrido (Universitat Pompeu Fabra)

Mounia Lalmas (Yahoo! Labs)

Daniele Quercia (Yahoo! Labs)

Generating Ad Targeting Rules Using Sparse Principal Component Analysis with Constraints (Page 283)
Mihajlo Grbovic (Yahoo! Labs)

Slobodan Vucetic (Temple University)

Cross Market Modeling for Query-Entity Matching (Page 285)
Manish Gupta (Microsoft)

Prashant Borole (Microsoft)

Praful Hebbar (Microsoft)

Rupesh Mehta (Microsoft)

Niranjan Nayak (Microsoft)

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Dynamic Provenance for SPARQL Updates Using Named Graphs (Page 287)
Harry Halpin (Massachusetts Institute of Technology)

James Cheney (University of Edinburgh)

Characterizing User Interest Using Heterogeneous Media (Page 289)
Jonghyun Han (Gwangju Institute of Science and Technology)

Hyunju Lee (Gwangju Institute of Science and Technology)

Bing-SF-IDF+: Semantics-Driven News Recommendation (Page 291)
Frederik Hogenboom (Erasmus University Rotterdam)

Michel Capelle (Erasmus University Rotterdam)

Marnix Moerland (Erasmus University Rotterdam)

Flavius Frasincar (Erasmus University Rotterdam)

Inferring Social Relationships from Mobile Sensor Data (Page 293)
Hsun-Ping Hsieh (National Taiwan University)

Cheng-Te Li (National Taiwan University)

Inferring Visiting Time Distributions of Locations from Incomplete Check-in Data (Page 295)
Hsun-Ping Hsieh (National Taiwan University)

Cheng-Te Li (National Taiwan University)

Deriving Latent Social Impulses to Determine Longevous Videos (Page 297)
Qingbo Hu (University of Illinois at Chicago)

Guan Wang (University of Illinois at Chicago)

Philip S. Yu (University of Illinois at Chicago)

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Data Imputation Using a Trust Network for Recommendation (Page 299)
Won-Seok Hwang (Hanyang University)

Shaoyu Li (Hanyang University)

Sang-Wook Kim (Hanyang University)

Kichun Lee (Hanyang University)

Short-Text Representation Using Diffusion Wavelets (Page 301)
Vidit Jain (Yahoo! Labs)

Jay Mahadeokar (Yahoo! Labs)

Trust Prediction Using Positive, Implicit, and Negative Information (Page 303)
Min-Hee Jang (Carnegie Mellon University)

Christos Faloutsos (Carnegie Mellon University)

Sang-Wook Kim (Hanyang University)

Detecting Suspicious Following Behavior in Multimillion-Node Social Networks (Page 305)
Meng Jiang (Tsinghua University)

Peng Cui (Tsinghua University)

Alex Beutel (Carnegie Mellon University)

Christos Faloutsos (Carnegie Mellon University)

Shiqiang Yang (Tsinghua University)

Cognitive Resources-Aware Web Service Selection in Mobile Computing Environments (Page 307)
Angel Jimenez-Molina (Universidad de Chile)

In-Young Ko (Korea Advanced Institute of Science and Technology)

Learning from Unstructured Multimedia Data (Page 309)
Janani Kalyanam (University of California, San Diego)

Gert Lanckriet (University of California, San Diego)

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Hierarchical Interest Graph from Tweets (Page 311)
Pavan Kapanipathi (Wright State University)

Prateek Jain (IBM T.J. Watson Research Center)

Chitra Venkataramani (IBM T.J. Watson Research Center)

Amit Sheth (Wright State University)

Cognitive Search Intents Hidden Behind Queries: A User Study on Query Formulations (Page 313)
Makoto P. Kato (Kyoto University)

Takehiro Yamamoto (Kyoto University)

Hiroaki Ohshima (Kyoto University)

Katsumi Tanaka (Kyoto University)

Identifying Spreaders of Malicious Behaviors in Online Games (Page 315)
Youngjoon Ki (Korea University)

Jiyoung Woo (Korea University)

Huy Kang Kim (Korea University)

Link Prediction Based on Generalized Cluster Information (Page 317)
Jungeun Kim (Korea Advanced Institute of Science and Technology)

Minsoo Choy (Korea Advanced Institute of Science and Technology)

Daehoon Kim (Korea Advanced Institute of Science and Technology)

U Kang (Korea Advanced Institute of Science and Technology)

Finding Informative Q&As on Twitter (Page 319)
Kanghak Kim (Korea Advanced Institute of Science and Technology)

Sunho Lee (Independent)

Jeonghoon Son (Independent)

Meeyoung Cha (Korea Advanced Institute of Science and Technology)

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Macro-Level Information Transfer Across Social Networks (Page 321)
Minkyoung Kim (The Australian National University)

David Newth (Commonwealth Scientific and Industrial Research Organisation)

Peter Christen (The Australian National University)

A Computational Analysis of Agenda Setting (Page 323)
Yeooul Kim (Korea Advanced Institute of Science and Technology)

Suin Kim (Korea Advanced Institute of Science and Technology)

Alejandro Jaimes (Yahoo! Research)

Alice Oh (Korea Advanced Institute of Science and Technology)

Investigating Socio-Cultural Behavior of Users Reflected in Different Social Channels on K-pop (Page 325)
Yonghwan Kim (Yonsei University)

Dahee Lee (Yonsei University)

Jung Eun Hahm (Yonsei University)

Namgi Han (Yonsei University)

Min Song (Yonsei University)

Semantically Enhanced Keyword Search for Smartphones (Page 327)
Jihoon Ko (Yonsei University)

Sangjin Shin (Yonsei University)

Sungkwang Eom (Yonsei University)

Minjae Song (Yonsei University)

Dong-Hoon Shin (Yonsei University)

Kyong-Ho Lee (Yonsei University)

Yongil Jang (LG Electronics)

Motives for Mass Interactions in Online Sports Viewing (Page 329)
Minsam Ko (Korea Advanced Institute of Science and Technology)

Seung-woo Choi (Korea Advanced Institute of Science and Technology)

Joonwon Lee (Korea Advanced Institute of Science and Technology)

Subin Yang (Korea Advanced Institute of Science and Technology)

Uichin Lee (Korea Advanced Institute of Science and Technology)

Aviv Segev (Korea Advanced Institute of Science and Technology)

Junehwa Song (Korea Advanced Institute of Science and Technology)

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The Market of Internet Sponsored Links in the Context of Competition Law: Can Modeling Help? (Page 331)
Natalia Kudryashova (University of Cambridge)

Photo Recall: Using the Internet to Label Your Photos (Page 333)
Neeraj Kumar (University of Washington)

Steven M. Seitz (University of Washington)

Learning to Predict Trending Queries: Classification - Based (Page 335)
Chi-Hoon Lee (Yahoo! Inc.)

HengShuai Yao (University of Alberta)

Xu He (Yahoo! Inc.)

Su Han Chan (Yahoo! Inc.)

JieYang Chang (University of Washington)

Farzin Maghoul (Yahoo! Inc.)

Users' Behavioral Prediction for Phishing Detection (Page 337)
Lung-Hao Lee (National Taiwan University & National Taiwan Normal University)

Kuei-Ching Lee (National Taiwan University)

Yen-Cheng Juan (National Taiwan University)

Hsin-Hsi Chen (National Taiwan University)

Yuen-Hsien Tseng (National Taiwan University)

Finding k-Highest Betweenness Centrality Vertices in Graphs (Page 339)
Min-Joong Lee (Korea Advanced Institute of Science and Technology)

Chin-Wan Chung (Korea Advanced Institute of Science and Technology)

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Towards Online Review Spam Detection (Page 341)
Yuming Lin (East China Normal University & Guilin University of Electronic Technology)

Tao Zhu (East China Normal University)

Xiaoling Wang (East China Normal University)

Jingwei Zhang (Guilin University of Electronic Technology)

Aoying Zhou (East China Normal University)

Efficient RDF Stream Reasoning with Graphics Processing Units (GPUs) (Page 343)
Chang Liu (University of Maryland)

Jacopo Urbani (Vrije Universiteit Amsterdam)

Guilin Qi (Southeast University, China)

Automatic Keywords Generation for Contextual Advertising (Page 345)
Pengqi Liu (Carnegie Mellon University)

Javad Azimi (Microsoft Inc.)

Ruofei Zhang (Microsoft Inc.)

Detecting Trending Topics Using Page Visitation Statistics (Page 347)
Sayandev Mukherjee (DOCOMO Innovations Inc.)

Ronald Sujithan (DOCOMO Innovations Inc.)

Pero Subasic (DOCOMO Innovations Inc.)

Unsupervised Approach for Shallow Domain Ontology Construction from Corpus (Page 349)
Subhabrata Mukherjee (Max-Planck-Institut für Informatik)

Jitendra Ajmera (IBM India Research Lab)

Sachindra Joshi (IBM India Research Lab)

SepaRating: An Approach to Reputation Computation Based on Rating Separation in e-Marketplace (Page 351)
Hyun-Kyo Oh (Hanyang University)

Yoohan Noh (Hanyang University)

Sang-Wook Kim (Hanyang University)

Sunju Park (Yonsei University)

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Semantic Annotation for Dynamic Web Environment (Page 353)
Jeong-Hoon Park (Korea Advanced Institute of Science and Technology)

Chin-Wan Chung (Korea Advanced Institute of Science and Technology)

Learning Joint Representation for Community Question Answering with Tri-modal DBM (Page 355)
Baolin Peng (Beihang University)

Wenge Rong (Beihang University & Research Institute of Beihang University in Shenzhen)

Yuanxin Ouyang (Beihang University & Research Institute of Beihang University in Shenzhen)

Chao Li (Beihang University & Research Institute of Beihang University in Shenzhen)

Zhang Xiong (Beihang University & Research Institute of Beihang University in Shenzhen)

Efficient CPU-GPU Work Sharing for Data-Parallel JavaScript Workloads (Page 357)
Xianglan Piao (Sungkyunkwan University)

Channoh Kim (Sungkyunkwan University)

Younghwan Oh (Sungkyunkwan University)

Hanjun Kim (POSTECH)

Jae W. Lee (Sungkyunkwan University)

User Profiles Based on Revisitation Times (Page 359)
Philipp Pushnyakov (Yandex)

Gleb Gusev (Yandex)

Combining Geographical Information of Users and Content of Items for Accurate Rating Prediction (Page 361)
Zhi Qiao (Chinese Academy of Science & University of Chinese Academy of Science)

Peng Zhang (Chinese Academy of Science)

Jing He (Victoria University)

Yanan Cao (Chinese Academy of Science)

Chuan Zhou (Chinese Academy of Science)

Li Guo (Chinese Academy of Science)

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RDF-X: A Language for Sanitizing RDF Graphs (Page 363)
Jyothsna Rachapalli (The University of Texas at Dallas)

Vaibhav Khadilkar (The University of Texas at Dallas)

Murat Kantarcioglu (The University of Texas at Dallas)

Bhavani Thuraisingham (The University of Texas at Dallas)

Fast Maximum Clique Algorithms for Large Graphs (Page 365)
Ryan A. Rossi (Purdue University)

David F. Gleich (Purdue University)

Assefaw H. Gebremedhin (Purdue University)

Md. Mostofa Ali Patwary (Northwestern University)

Implicit Feature Detection for Sentiment Analysis (Page 367)
Kim Schouten (Erasmus University Rotterdam)

Flavius Frasincar (Erasmus University Rotterdam)

Summarizing Social Image Search Results (Page 369)
Boon-Siew Seah (Nanyang Technological University)

Sourav S. Bhowmick (Nanyang Technological University)

Aixin Sun (Nanyang Technological University)

TOMOHA: TOpic MOdel-based HAshtag Recommendation on Twitter (Page 371)
Jieying She (The Hong Kong University of Science and Technology)

Lei Chen (The Hong Kong University of Science and Technology)

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Learning Semantic Representations Using Convolutional Neural Networks for Web Search (Page 373)
Yelong Shen (Kent State University)

Xiaodong He (Microsoft Research)

Jianfeng Gao (Microsoft Research)

Li Deng (Microsoft Research)

Grégoire Mesnil (University of Montréal)

Defending Against User Identity Linkage Attack across Multiple Online Social Networks (Page 375)
Yilin Shen (Samsung Research America)

Fengjiao Wang (University of Illinois at Chicago)

Hongxia Jin (Samsung Research America)

Beyond Modeling Private Actions: Predicting Social Shares (Page 377)
Si Si (University of Texas-Austin)

Atish Das Sarma (eBay Research Labs)

Elizabeth F. Churchill (eBay Research Labs)

Neel Sundaresan (eBay Research Labs)

Face Recognition CAPTCHA Made Difficult (Page 379)
Terence Sim (National University of Singapore)

Hossein Nejati (National University of Singapore)

James Chua (National University of Singapore)

Searching for Design Examples with Crowdsourcing (Page 381)
Nikita Spirin (University of Illinois at Urbana-Champaign)

Motahhare Eslami (University of Illinois at Urbana-Champaign)

Jie Ding (University of Illinois at Urbana-Champaign)

Pooja Jain (University of Illinois at Urbana-Champaign)

Brian Bailey (University of Illinois at Urbana-Champaign)

Karrie Karahalios (University of Illinois at Urbana-Champaign)

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Semantic Search Engine with an Intuitive User Interface (Page 383)
Adam Styperek (Poznan University of Technology)

Michal Ciesielczyk (Poznan University of Technology)

Andrzej Szwabe (Poznan University of Technology)

Translation Method of Contextual Information into Textual Space of Advertisements (Page 385)
Yukihiro Tagami (Yahoo Japan Corporation)

Toru Hotta (Yahoo Japan Corporation)

Yusuke Tanaka (Yahoo Japan Corporation)

Shingo Ono (Yahoo Japan Corporation)

Koji Tsukamoto (Yahoo Japan Corporation)

Akira Tajima (Yahoo Japan Corporation)

Who Will Trade with Whom? Predicting Buyer-Seller Interactions in Online Trading Platforms Through Social Networks (Page 387)
Christoph Trattner (Graz University of Technology)

Denis Parra (Pontificia Universidad Catolica de Chile)

Lukas Eberhard (Graz University of Technology)

Xidao Wen (University of Pittsburgh)

Towards Awareness and Control in Choreographed User Interface Mashups (Page 389)
Alexey Tschudnowsky (Technische Universität Chemnitz)

Stefan Pietschmann (T-Systems MMS)

Matthias Niederhausen (T-Systems MMS)

Martin Gaedke (Technische Universität Chemnitz)

Ontology Population from Web Product Information (Page 391)
Damir Vandic (Erasmus University Rotterdam)

Lennart J. Nederstigt (Erasmus University Rotterdam)

Steven S. Aanen (Erasmus University Rotterdam)

Flavius Frasincar (Erasmus University Rotterdam)

Frederik Hogenboom (Erasmus University Rotterdam)

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Construction of Tag Ontological Graphs by Locally Minimizing Weighted Average Hops (Page 393)
Chetan Verma (University of California San Diego)

Vijay Mahadevan (Yahoo! Labs)

Nikhil Rasiwasia (Yahoo! Labs)

Gaurav Aggarwal (Yahoo! Labs)

Ravi Kant (Yahoo! Labs)

Alejandro Jaimes (Yahoo! Labs)

Sujit Dey (University of California San Diego)

Answering Provenance-Aware Regular Path Queries on RDF Graphs Using an Automata-Based Algorithm (Page 395)
Xin Wang (Tianjin University & Tianjin Key Laboratory of Cognitive Computing and Application)

Jun Ling (Tianjin University & Tianjin Key Laboratory of Cognitive Computing and Application)

Junhu Wang (Griffith University)

Kewen Wang (Griffith University)

Zhiyong Feng (Tianjin University & Tianjin Key Laboratory of Cognitive Computing and Application)

3DOC: 3D Object CAPTCHA (Page 397)
Simon S. Woo (University of Southern California/Information Sciences Institutes)

Beomjun Kim (University of Southern California)

Woochan Jun (University of Southern California)

Jingul Kim (University of Southern California)

Improving Query Suggestion Through Noise Filtering and Query Length Prediction (Page 399)
Liang Wu (Chinese Academy of Sciences)

Bin Cao (Microsoft Corporation)

Yuanchun Zhou (Chinese Academy of Sciences)

Jianhui Li (Chinese Academy of Sciences)

Detecting In-Situ Identity Fraud on Social Network Services: A Case Study on Facebook (Page 401)
Shan-Hung Wu (National Tsing Hua University)

Man-Ju Chou (National Taiwan University of Science and Technology)

Chun-Hsiung Tseng (Nanhua University)

Yuh-Jye Lee (National Taiwan University of Science and Technology)

Kuan-Ta Chen (Academia Sinica)

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Multi-Category Item Recommendation Using Neighborhood Associations in Trust Networks (Page 403)
Feng Xia (Dalian University of Technology)

Haifeng Liu (Dalian University of Technology)

Nana Yaw Asabere (Dalian University of Technology)

Wei Wang (Dalian University of Technology)

Zhuo Yang (Dalian University of Technology)

Optimizing the Most Specific Concept Method for Efficient Instance Checking (Page 405)
Jia Xu (University of Miami)

Patrick Shironoshita (University of Miami)

Ubbo Visser (University of Miami)

Nigel John (University of Miami)

Mansur Kabuka (University of Miami)

Tag Propagation Based Recommendation Across Diverse Social Media (Page 407)
Deqing Yang (Fudan University)

Yanghua Xiao (Fudan University)

Yangqiu Song (University of Illinois at Urbana-Champaign)

Junjun Zhang (Fudan University)

Kezun Zhang (Fudan University)

Wei Wang (Fudan University)

SoRank: Incorporating Social Information into Learning to Rank Models for Recommendation (Page 409)
Weilong Yao (University of Chinese Academy of Sciences)

Jing He (Victoria University)

Guangyan Huang (Victoria University)

Yanchun Zhang (Victoria University)

Election Trolling: Analyzing Sentiment in Tweets During Pakistan Elections 2013 (Page 411)
Arjumand Younus (National University of Ireland, Galway, Institute of Business Administration & University of Milan-Bicocca)

M. Atif Qureshi (National University of Ireland, Galway, Institute of Business Administration & University of Milan-Bicocca)

Muhammad Saeed (Institute of Business Administration)

Nasir Touheed (Institute of Business Administration)

Colm O'Riordan (National University of Ireland, Galway)

Gabriella Pasi (University of Milano-Bicocca)

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Topic-STG: Extending the Session-Based Temporal Graph Approach for Personalized Tweet Recommendation (Page 413)
Jianjun Yu (Chinese Academy of Sciences)

Yi Shen (University of Chinese Academy of Sciences)

Zhenglu Yang (Institute of Industrial Science, The University of Tokyo)

Evolutionary Analysis on Online Social Networks Using a Social Evolutionary Game (Page 415)
Jianye Yu (Chinese Academy of Sciences)

Yuanzhuo Wang (Chinese Academy of Sciences)

Xiaolong Jin (Chinese Academy of Sciences)

Jingyuan Li (Chinese Academy of Sciences)

Xueqi Cheng (Chinese Academy of Sciences)

App Mining: Finding the Real Value of Mobile Applications (Page 417)
Peng Yu (Noah's Ark Lab, Huawei)

Ching-man Au Yeung (Axon Labs Ltd.)

Query Augmentation Based Intent Matching in Retail Vertical Ads (Page 419)
Huasha Zhao (University of California, Berkeley)

Vivian Zhang (Microsoft Corporation)

Ye Chen (Microsoft Corporation)

John Canny (University of California, Berkeley)

Tak Yan (Microsoft Corporation)

An Upper Bound Based Greedy Algorithm for Mining Top-k Influential Nodes in Social Networks (Page 421)
Chuan Zhou (Chinese Academy of Sciences)

Peng Zhang (Chinese Academy of Sciences)

Jing Guo (Chinese Academy of Sciences)

Li Guo (Chinese Academy of Sciences)

Maximizing the Long-Term Integral Influence in Social Networks Under the Voter Model (Page 423)
Chuan Zhou (Chinese Academy of Sciences)

Peng Zhang (Chinese Academy of Sciences)

Wenyu Zang (Chinese Academy of Sciences)

Li Guo (Chinese Academy of Sciences)

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WWW 2014 WebScience Track

WWW 2014 WebScience Chairs' Welcome (Page 425)
Wendy Hall (University of Southampton)

Sung-Hyon Myaeng (Korea Advanced Institute of Science and Technology)

Harith Alani (Open University)

Matthew S. Weber (Rutgers University)

Graph Structure in the Web - Revisited: A Trick of the Heavy Tail (Page 427)
Robert Meusel (University of Mannheim)

Sebastiano Vigna (Universitŕ degli Studi di Milano)

Oliver Lehmberg (University of Mannheim)

Christian Bizer (University of Mannheim)

The Semantic Evolution of Online Communities (Page 433)
Matthew Rowe (Lancaster University)

Markus Strohmaier (University of Koblenz & GESIS)

Inferring International and Internal Migration Patterns from Twitter Data (Page 439)
Emilio Zagheni (Queens College - CUNY)

Venkata Rama Kiran Garimella (Qatar Computing Research Institute)

Ingmar Weber (Qatar Computing Research Institute)

Bogdan State (Stanford University)

Examining Wikipedia Across Linguistic and Temporal Borders (Page 445)
Ramine Tinati (University of Southampton)

Paul Gaskell (University of Southampton)

Thanassis Tiropanis (University of Southampton)

Olivier Phillipe (University of Southampton)

Wendy Hall (University of Southampton)

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Taking Brazil's Pulse: Tracking Growing Urban Economies from Online Attention (Page 451)
Carmen Vaca Ruiz (Politecnico di Milano & Escuela Superior Politecnica del Litoral & Politecnico di Milano)

Daniele Quercia (Yahoo! Labs)

Luca Maria Aiello (Yahoo! Labs)

Piero Fraternali (Politecnico di Milano)

Analysis of Local Online Review Systems as Digital Word-of-Mouth (Page 457)
Claudia López (University of Pittsburgh)

Rosta Farzan (University of Pittsburgh)

Long Time No See: The Probability of Reusing Tags as a Function of Frequency and Recency (Page 463)
Dominik Kowald (Graz University of Technology)

Paul Seitlinger (Graz University of Technology)

Christoph Trattner (Graz University of Technology)

Tobias Ley (Tallinn University)

User Churn in Focused Question Answering Sites: Characterizations and Prediction (Page 469)
Jagat Pudipeddi (Stony Brook University)

Leman Akoglu (Stony Brook University)

Hanghang Tong (The City College of New York)

The Web Observatory Extension: Facilitating Web Science Collaboration Through Semantic Markup (Page 475)
Dominic DiFranzo (Rensselaer Polytechnic Institute)

John S. Erickson (Rensselaer Polytechnic Institute)

Marie Joan Kristine T. Gloria (Rensselaer Polytechnic Institute)

Joanne S. Luciano (Rensselaer Polytechnic Institute)

Deborah L. McGuinness (Rensselaer Polytechnic Institute)

James Hendler (Rensselaer Polytechnic Institute)

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Modeling Patient Engagement in Peer-to-Peer Healthcare (Page 481)
Elizabeth Sillence (Northumbria University)

Claire Hardy (Kings College London)

Peter R. Harris (University of Sussex)

Pam Briggs (Northumbria University)

A Study of the Online Profile of Enterprise Users in Professional Social Networks (Page 487)
Alessandro Bozzon (Delft University of Technology)

Hariton Efstathiades (Delft University of Technology)

Geert-Jan Houben (Delft University of Technology)

Robert-Jan Sips (IBM Benelux)

Information Network or Social Network? The Structure of the Twitter Follow Graph (Page 493)
Seth A. Myers (Twitter, Inc.)

Aneesh Sharma (Twitter, Inc.)

Pankaj Gupta (Twitter, Inc.)

Jimmy Lin (Twitter, Inc.)

Mining Triadic Closure Patterns in Social Networks (Page 499)
Hong Huang (University of Göttingen)

Jie Tang (Tsinghua University)

Sen Wu (Stanford University)

Lu Liu (Northwestern University)

Xiaoming Fu (University of Göttingen)

Big Smog Meets Web Science: Smog Disaster Analysis Based on Social Media and Device Data on the Web (Page 505)
Jiaoyan Chen (Zhejiang University)

Huajun Chen (Zhejiang University)

Guozhou Zheng (Zhejiang University)

Jeff Z. Pan (The University of Aberdeen)

Honghan Wu (The University of Aberdeen)

Ningyu Zhang (Zhejiang University)

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Indexing and Analyzing Wikipedia's Current Events Portal, the Daily News Summaries by the Crowd (Page 511)
Giang Binh Tran (University of Hannover)

Mohammad Alrifai (University of Hannover)

Evolution of Reddit: From the Front Page of the Internet to a Self-Referential Community? (Page 517)
Philipp Singer (Graz University of Technology)

Fabian Flöck (Karlsruhe Institute of Technology)

Clemens Meinhart (Graz University of Technology)

Elias Zeitfogel (Graz University of Technology)

Markus Strohmaier (GESIS & University of Koblenz)

Songrium: A Music Browsing Assistance Service with Interactive Visualization and Exploration of a Web of Music (Page 523)
Masahiro Hamasaki (National Institute of Advanced Industrial Science and Technology)

Masataka Goto (National Institute of Advanced Industrial Science and Technology)

Tomoyasu Nakano (National Institute of Advanced Industrial Science and Technology)

Exploring the User-Generated Content (UGC) Uploading Behavior on YouTube (Page 529)
Jaimie Y. Park (Korea Advanced Institute of Science and Technology)

Jiyeon Jang (Korea Advanced Institute of Science and Technology)

Alejandro Jaimes (Yahoo! Labs)

Chin-Wan Chung (Korea Advanced Institute of Science and Technology)

Sung-Hyon Myaeng (Korea Advanced Institute of Science and Technology)

Hippocampus: Answering Memory Queries Using Transactive Search (Page 535)
Michele Catasta (École Polytechnique Fédérale de Lausanne)

Alberto Tonon (University of Fribourg)

Djellel Eddine Difallah (University of Fribourg)

Gianluca Demartini (University of Fribourg)

Karl Aberer (École Polytechnique Fédérale de Lausanne)

Philippe Cudre-Mauroux (University of Fribourg)

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Reachable Subwebs for Traversal-Based Query Execution (Page 541)
Olaf Hartig (University of Waterloo)

M. Tamer Özsu (University of Waterloo)

Bots vs. Wikipedians, Anons vs. Logged-Ins (Page 547)
Thomas Steiner (Google Germany GmbH)

Quantising Contribution Effort in Online Communities (Page 549)
Grégoire Burel (The Open University)

Yulan He (Aston University)

Spotting Misbehaviors in Location-Based Social Networks Using Tensors (Page 551)
Evangelos Papalexakis (Carnegie Mellon University)

Konstantinos Pelechrinis (University of Pittsburgh)

Christos Faloutsos (Carnegie Mellon Universty)

Spatial and Temporal Patterns of Online Food Preferences (Page 553)
Claudia Wagner (GESIS & University of Koblenz)

Philipp Singer (Graz University of Technology)

Markus Strohmaier (GESIS & University of Koblenz)

When Is It Biased? Assessing the Representativeness of Twitter's Streaming API (Page 555)
Fred Morstatter (Arizona State University)

Jürgen Pfeffer (Carnegie Mellon University)

Huan Liu (Arizona State University)

Haters Gonna Hate: Job-Related Offenses in Twitter (Page 557)
Ricardo Kawase (Leibniz Universität Hannover)

Patrick Siehndel (Leibniz Universität Hannover)

Eelco Herder (Leibniz Universität Hannover)

Characterizing High-Impact Features for Content Retention in Social Web Applications (Page 559)
Kaweh Djafari Naini (Leibniz Universität Hannover)

Ricardo Kawase (Leibniz Universität Hannover)

Nattiya Kanhabua (Leibniz Universität Hannover)

Claudia Niederee (Leibniz Universität Hannover)

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Topic-Based Place Semantics Discovered from Microblogging Text Messages (Page 561)
Eunyoung Kim (Korea Advanced Institute of Science and Technology)

Hwon Ihm (Korea Advanced Institute of Science and Technology)

Sung-Hyon Myaeng (Korea Advanced Institute of Science and Technology)

Has Much Potential but Biased: Exploring the Scholarly Landscape in Twitter (Page 563)
Haewoon Kwak (Telefonica Research Lab)

Jong Gun Lee (UN Global Pulse)

(Re)Integrating the Web: Beyond 'Socio-Technical' (Page 565)
Ramine Tinati (University of Southampton)

Leslie Carr (University of Southampton)

Susan Halford (University of Southampton)

Catherine Pope (University of Southampton)

Crowd vs. Experts: Nichesourcing for Knowledge Intensive Tasks in Cultural Heritage (Page 567)
Jasper Oosterman (Delft University of Technology)

Alessandro Bozzon (Delft University of Technology)

Geert-Jan Houben (Delft University of Technology)

Archana Nottamkandath (VU University)

Chris Dijkshoorn (VU University)

Lora Aroyo (VU University)

Mieke H. R. Leyssen (Centrum Wiskunde & Informatica)

Myriam C. Traub (Centrum Wiskunde & Informatica)

Learning to Rank for Joy (Page 569)
Claudia Orellana-Rodriguez (L3S Research Center)

Wolfgang Nejdl (L3S Research Center)

Ernesto Diaz-Aviles (IBM Research)

Ismail Sengor Altingovde (Middle East Technical University)

Number Frequency on the Web (Page 571)
Willem Robert van Hage (SynerScope B.V.)

Thomas Ploeger (SynerScope B.V.)

Jesper Hoeksema (VU University Amsterdam)

WebAlive: A New Paradigm for Bringing Things to Life on the Web (Page 573)
Rahul Parundekar (DnyLabs)

Predicting Ideological Friends and Foes in Twitter Conflicts (Page 575)
Zhe Liu (The Pennsylvania State University)

Ingmar Weber (Qatar Computing Research Institute)

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WWW 2014 Developers' Track

Testsuite and Harness for Browser Based Editing (Page 579)
Dave Raggett (W3C/ERCIM)

Crosslanguagespotter: A Library for Detecting Relations in Polyglot Frameworks (Page 583)
Federico Tomassetti (Politecnico di Torino)

Giuseppe Rizzo (Universitŕ di Torino)

Raphaël Troncy (EURECOM)

A Voice-Controlled Web Browser to Navigate Hierarchical Hidden Menus of Web Pages in a Smart-TV Environment (Page 587)
Sungjae Han (Hanyang University)

Geunseong Jung (Hanyang University)

Minsoo Ryu (Hanyang University)

Byung-Uk Choi (Hanyang University)

Jaehyuk Cha (Hanyang University)

ROSeAnn: Taming Online Semantic Annotators (Page 591)
Stefano Ortona (Oxford University)

Luying Chen (Oxford University)

Giorgio Orsi (Oxford University)

Relevant Change Detection: A Framework for the Precise Extraction of Modified and Novel Web-Based Content as a Filtering Technique for Analysis Engines (Page 595)
Kevin Borgolte (University of California, Santa Barbara)

Christopher Kruegel (University of California, Santa Barbara)

Giovanni Vigna (University of California, Santa Barbara)

Developing Web of Data Applications from the Browser (Page 599)
Pavel Arapov (Université de Nice)

Michel Buffa (Université de Nice)

Amel Ben Othmane (Université de Nice)

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WWW 2014 Industry Track

When Machines Dominate Humans: The Challenges of Mining and Consuming Machine-Generated Web Mail (Page 605)
Yoelle Maarek (Yahoo! Labs)

Analyzing Behavioral Data for Improving Search Experience (Page 607)
Pavel Serdyukov (Yandex)

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Modeling Social Media: Mining Big Data in Social Media and the Web (MSM 2014)

Modeling Social Media 2014: Mining Big Data in Social Media and the Web Preface (Page 609)
Martin Atzmueller (University of Kassel)

Alvin Chin (Nokia)

Christoph Trattner (Graz University of Technology)

The Pursuit of Urban Happiness (Page 611)
Daniele Quercia (Yahoo! Labs)

YouTube Monetization: Creating User-Centric Experiences Using Large Scale Data (Page 613)
Ramesh R. Sarukkai (YouTube/Google Inc.)

Identifying Social Roles in Reddit Using Network Structure (Page 615)
Cody Buntain (University of Maryland)

Jennifer Golbeck (University of Maryland)

Mining Cross-Domain Rating Datasets from Structured Data on Twitter (Page 621)
Simon Dooms (Ghent University)

Toon De Pessemier (Ghent University)

Luc Martens (Ghent University)

Predicting Crowd Behavior with Big Public Data (Page 625)
Nathan Kallus (Massachusetts Institute of Technology)

On the Evolution of Social Groups During Coffee Breaks (Page 631)
Martin Atzmueller (University of Kassel)

Andreas Ernst (University of Kassel)

Friedrich Krebs (University of Kassel)

Christoph Scholz (University of Kassel)

Gerd Stumme (University of Kassel)

On the Predictability of Recurring Links in Networks of Face-to-Face Proximity (Page 637)
Christoph Scholz (University of Kassel)

Martin Atzmueller (University of Kassel)

Gerd Stumme (University of Kassel)

Inferring Twitter User Locations with 10 km Accuracy (Page 643)
KyoungMin Ryoo (Korea Advanced Institute of Science and Technology)

Sue Moon (Korea Advanced Institute of Science and Technology)

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Public Health in the Digital Age: Social Media, Crowdsourcing and Participatory Systems (2nd PHDA 2014)

PHDA'14 Chairs' Welcome (Page 649)
Daniela Paolotti (ISI Foundation)

Patty Kostkova (University College London)

John Brownstein (Harvard Medical School)

On the Ground Validation of Online Diagnosis with Twitter and Medical Records (Page 651)
Todd Bodnar (The Pennsylvania State University)

Victoria C. Barclay (The Pennsylvania State University)

Nilam Ram (The Pennsylvania State University)

Conrad S. Tucker (The Pennsylvania State University)

Marcel Salathé (The Pennsylvania State University)

Integration and Visualization Public Health Dashboard: The medi+board Pilot Project (Page 657)
Patty Kostkova (University College London)

Stephan Garbin (University College London)

Justin Moser (University College London)

Wendy Pan (University College London)

Participatory Disease Detection lhrough Digital Volunteerism: How the DoctorMe Application Aims to Capture Data for Faster Disease Detection in Thailand (Page 663)
Patipat Susumpow (Opendream Co.)

Patcharaporn Pansuwan (Opendream Co.)

Nathalie Sajda (Opendream Co.)

Adam W. Crawley (Skoll Global Threats Fund)

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System for Surveillance and Investigation of Disease Outbreaks (Page 667)
Deleer Barazanji (Stockholm County Council)

Pär Bjelkmar (Stockholm County Council)

One Health Informatics (Page 669)
Hans C. Ossebaard (University Medical Center Groningen & University of Twente)

Volunteer-Powered Automatic Classification of Social Media Messages for Public Health in AIDR (Page 671)
Muhammad Imran (Qatar Computing Research Institute)

Carlos Castillo (Qatar Computing Research Institute)

Understanding Twitter Influence in the Health Domain: A Social-Psychological Contribution (Page 673)
Andrew McNeill (Northumbria University)

Pam Briggs (Northumbria University)

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Simplifying Complex Networks for Practitioners 2014 Workshop

SIMPLEX 2014 Chairs' Welcome (Page 687)
Aziz Mohaisen (Verisign Labs)

Hyoungshick Kim (SKKU)

Yong Li (Tsinghua University)

Measuring and Maximizing Group Closeness Centrality over Disk-Resident Graphs (Page 689)
Junzhou Zhao (Xi'an Jiaotong University)

John C.S. Lui (The Chinese University of Hong Kong)

Don Towsley (University of Massachusetts, Amherst)

Xiaohong Guan (Xi'an Jiaotong University)

Efficient Network Generation Under General Preferential Attachment (Page 695)
James Atwood (University of Massachusetts, Amherst)

Bruno Ribeiro (Carnegie Mellon University)

Don Towsley (University of Massachusetts, Amherst)

Finding Influential Neighbors to Maximize Information Diffusion in Twitter (Page 701)
Hyoungshick Kim (Sungkyunkwan University)

Konstantin Beznosov (University of British Columbia)

Eiko Yoneki (University of Cambridge)

Kindred Domains: Detecting and Clustering Botnet Domains Using DNS Traffic (Page 707)
Matthew Thomas (VeriSign Labs)

Aziz Mohaisen (VeriSign Labs)

Network Analysis of University Courses (Page 713)
Ahmad Slim (University of New Mexico)

Jarred Kozlick (University of New Mexico)

Gregory L. Heileman (University of New Mexico)

Jeff Wigdahl (University of New Mexico)

Chaouki T. Abdallah (University of New Mexico)

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Classifying Latent Infection States in Complex Networks (Page 719)
Yeon-sup Lim (University of Massachusetts, Amherst)

Bruno Ribeiro (Carnegie Mellon University)

Don Towsley (University of Massachusetts, Amherst)

Temporal Capacity Graphs for Time-Varying Mobile Networks (Page 723)
Xiangming Zhu (Tsinghua University)

Yong LI (Tsinghua University)

Depeng Jin (Tsinghua University)

Pan Hui (Hong Kong University of Science & Technology)

Complex Network Comparison Using Random Walks (Page 727)
Shan Lu (University of Massachusetts, Amherst)

Jieqi Kang (University of Massachusetts, Amherst)

Weibo Gong (University of Massachusetts, Amherst)

Don Towsley (University of Massachusetts, Amherst)

Mal-Netminer: Malware Classification Based on Social Network Analysis of Call Graph (Page 731)
Jae-wook Jang (Korea University)

Jiyoung Woo (Korea University)

Jaesung Yun (Korea University)

Huy Kang Kim (Korea University)

Designing a High-Performance Mobile Cloud Web Browser (Page 735)
Ryan H. Choi (Samsung Electronics)

Youngil Choi (Samsung Electronics)

Andro-profiler: Anti-Malware System Based on Behavior Profiling of Mobile Malware (Page 737)
Jae-wook Jang (Korea University)

Jaesung Yun (Korea University)

Jiyoung Woo (Korea University)

Huy Kang Kim (Korea University)

Propagation Phenomena in Large Social Networks (Page 739)
Meeyoung Cha (Korea Advanced Institute of Science and Technology)

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Social News on the Web (SNOW 2014) Workshop

SNOW'14 Chairs' Welcome (Page 741)
Gianmarco De Francisci Morales (Yahoo! Labs)

Luca Maria Aiello (Yahoo! Labs)

Fabrizio Silvestri (Yahoo! Labs)

Symeon Papadopoulos (CERTH-ITI)

Challenges of Computational Verification in Social Multimedia (Page 743)
Christina Boididou (CERTH-ITI)

Symeon Papadopoulos (CERTH-ITI)

Yiannis Kompatsiaris (CERTH-ITI)

Steve Schifferes (City University London)

Nic Newman (City University London)

Alethiometer: A Framework for Assessing Trustworthiness and Content Validity in Social Media (Page 749)
Eva Jaho (Athens Technology Center)

Efstratios Tzoannos (Athens Technology Center)

Aris Papadopoulos (Athens Technology Center)

Nikos Sarris (Athens Technology Center)

Trends of News Diffusion in Social Media based on Crowd Phenomena (Page 753)
Minkyoung Kim (The Australian National University)

David Newth (Commonwealth Scientific and Industrial Research Organisation)

Peter Christen (The Australian National University)

Describing and Contextualizing Events in TV News Show (Page 759)
José Luis Redondoi García (EURECOM)

Laurens De Vocht (Ghent University)

Raphaël Troncy (EURECOM)

Erik Mannens (Ghent University)

Rik Van de Walle (Ghent University)

News from the Crowd: Grassroots and Collaborative Journalism in the Digital Age (Page 765)
Jochen Spangenberg (Deutsche Welle)

Nicolaus Heise (Deutsche Welle)

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Social Recommender Systems (SRS 2014) Workshop

SRS 2014 Chairs' Welcome (Page 769)
Jian Wang (LinkedIn Corporation)

Ido Guy (IBM Haifa Research Lab)

Li Chen (Hong Kong Baptist University)

Exploring Social Activeness and Dynamic Interest in Community-Based Recommender System (Page 771)
Bin Yin (Tsinghua University)

Yujiu Yang (Tsinghua University)

Wenhuang Liu (Tsinghua University)

Mining User Trails in Critiquing Based Recommenders (Page 777)
Skanda Raj Vasudevan (IIT Madras)

Sutanu Chakraborti (IIT Madras)

Folksonomy Based Socially-Aware Recommendation of Scholarly Papers for Conference Participants (Page 781)
Feng Xia (Dalian University of Technology)

Nana Yaw Asabere (Dalian University of Technology)

Haifeng Liu (Dalian University of Technology)

Nakema Deonauth (Dalian University of Technology)

Fengqi Li (Dalian University of Technology)

Online Dating Recommendations: Matching Markets and Learning Preferences (Page 787)
Kun Tu (University of Massachusetts, Amherst)

Bruno Ribeiro (Carnegie Mellon University)

David Jensen (University of Massachusetts, Amherst)

Don Towsley (University of Massachusetts, Amherst)

Benyuan Liu (University of Massachusetts, Lowell)

Hua Jiang (Baihe.com)

Xiaodong Wang (Baihe.com)

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A New Correlation-Based Information Diffusion Prediction (Page 793)
Jong-Ryul Lee (Korea Advanced Institute of Science and Technology)

Chin-Wan Chung (Korea Advanced Institute of Science and Technology)

Are Influential Writers More Objective? An Analysis of Emotionality in Review Comments (Page 799)
Lionel Martin (Swiss Federal Institute of Technology)

Valentina Sintsova (Swiss Federal Institute of Technology)

Pearl Pu (Swiss Federal Institute of Technology)

Tensor-based Item Recommendation Using Probabilistic Ranking in Social Tagging Systems (Page 805)
Noor Ifada (Queensland University of Technology)

Richi Nayak (Queensland University of Technology)

Random Walks in Recommender Systems: Exact Computation and Simulations (Page 811)
Colin Cooper (King's College)

Sang Hyuk Lee (King's College London)

Tomasz Radzik (King's College London)

Yiannis Siantos (King's College London)

Towards a Scalable Social Recommender Engine for Online Marketplaces: The Case of Apache Solr (Page 817)
Emanuel Laci? (Graz University of Technology)

Dominik Kowald (Know-Center)

Denis Parra (Pontificia Universidad Catolica)

Martin Kahr (BLANC-NOIR GmbH)

Christoph Trattner (Know-Center)

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Temporal Web Analytics Workshop (TempWeb'14) Workshop

TempWeb 2014 Chairs' Welcome Message (Page 823)
Marc Spaniol (Max-Planck-Institut für Informatik)

Julien Masančs (Internet Memory Foundation)

Ricardo Baeza-Yates (Yahoo! Labs Barcelona)

Multiple Media Analysis and Visualization for Understanding Social Activities (Page 825)
Masashi Toyoda (University of Tokyo)

Analyzing Temporal Characteristics of Check-In Data (Page 827)
Sushma Bannur (Microsoft Corporation)

Omar Alonso (Microsoft Corporation)

TempoWordNet for Sentence Time Tagging (Page 833)
Gaël Dias (Normandie University)

Mohammed Hasanuzzaman (Normandie University)

Stéphane Ferrari (Normandie University)

Yann Mathet (Normandie University)

Extracting and Aggregating Temporal Events from Text (Page 839)
Lars Döhling (Humboldt-Universität zu Berlin)

Ulf Leser (Humboldt-Universität zu Berlin)

NTCIR Temporalia: A Test Collection for Temporal Information Access Research (Page 845)
Hideo Joho (University of Tsukuba)

Adam Jatowt (Kyoto University)

Roi Blanco (Yahoo! Research)

Infrastructure for Supporting Exploration and Discovery in Web Archives (Page 851)
Jimmy Lin (University of Maryland)

Milad Gholami (University of Maryland)

Jinfeng Rao (University of Maryland)

Wikipedia as a Time Machine (Page 857)
Stewart Whiting (University of Glasgow)

Joemon M. Jose (University of Glasgow)

Omar Alonso (Microsoft Corp.)

The 4th Temporal Web Analytics Workshop (TempWeb'14) (Page 863)
Marc Spaniol (Max-Planck-Institut für Informatik)

Julien Masančs (Internet Memory Foundation)

Ricardo Baeza-Yates (Yahoo! Labs Barcelona)

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Theory and Practice of Social Machines 2014 Workshop

SOCM'14 Chairs' Welcome (Page 865)
Nigel Shadbolt (University of Southampton)

Jim Hendler (Rensselaer Polytechnic Institute)

Noshir Contractor (Northwestern University)

Elena Simperl (University of Southampton)

Personal APIs as an Enabler for Designing and Implementing People as Social Machines (Page 867)
Vanilson Burégio (Federal University of Pernambuco & National Institute of Science and Technology for Software Engineering)

Leandro Nascimento (Federal University of Pernambuco, Federal Rural University of Pernambuco & National Institute of Science and Technology for Software Engineering)

Nelson Souto Rosa (Federal University of Pernambuco)

Silvio Meira (Federal University of Pernambuco, Federal Rural University of Pernambuco & National Institute of Science and Technology for Software Engineering)

A New Architecture Description Language for Social Machines (Page 873)
Leandro M. Nascimento (Federal University of Pernambuco & Federal Rural University of Pernambuco)

Vanilson A. A. Burégio (Federal Rural University of Pernambuco)

Vinicius C. Garcia (Federal Rural University of Pernambuco)

Silvio R. L. Meira (Federal Rural University of Pernambuco)

LSCitter: Building Social Machines by Augmenting Existing Social Networks with Interaction Models (Page 875)
Dave Murray-Rust (University of Edinburgh)

Dave Robertson (University of Edinburgh)

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Community Structure for Efficient Information Flow in 'ToS;DR', a Social Machine for Parsing Legalese (Page 881)
Reuben Binns (University of Southampton)

David Matthews (University of Southampton)

The Berners-Lee Hypothesis: Power Laws and Group Structure in Flickr (Page 885)
Harry Halpin (Massachusetts Institute of Technology)

Andrea Capocci (University "La Sapienza" of Rome)

Community-based Crowdsourcing (Page 891)
Marco Brambilla (Politecnico di Milano)

Stefano Ceri (Politecnico di Milano)

Andrea Mauri (Politecnico di Milano)

Riccardo Volonterio (Politecnico di Milano)

Constructed Identity and Social Machines: A Case Study in Creative Media Production (Page 897)
Amy Guy (University of Edinburgh)

Ewan Klein (University of Edinburgh)

Government as a Social Machine in an Ecosystem (Page 903)
Thanassis Tiropanis (University of Southampton)

Anni Rowland-Campbell (Australian and New Zealand School of Government)

Wendy Hall (University of Southampton)

Introducing the Omega-Machine (Page 905)
Lei Zhang (Tsinghua University)

Thanassis Tiropanis (University of Southampton)

Wendy Hall (University of Southampton)

Sung-Hyon Myaeng (Korea Advanced Institute of Science and Technology)

Working Out the Plot: The Role of Stories in Social Machines (Page 909)
Ségolčne M. Tarte (University of Oxford)

David De Roure (University of Oxford)

Pip Willcox (University of Oxford)

7 Billion Home Telescopes: Observing Social Machines through Personal Data Stores (Page 915)
Max Van Kleek (University of Southampton)

Daniel Alexander Smith (University of Southampton)

Ramine Tinati (University of Southampton)

Kieron O'Hara (University of Southampton)

Wendy Hall (University of Southampton)

Nigel Shadbolt (University of Southampton)

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Vertical Search Relevance 2014 Workshop

VSR 2014 Chairs' Welcome (Page 921)
Hongbo Deng (Yahoo! Labs)

Jiang Bian (Microsoft Research)

Yi Chang (Yahoo! Labs)

Neel Sundaresan (eBay Research Labs)

Seed Selection for Domain-Specific Search (Page 923)
Pattisapu Nikhil Priyatam (IIIT, Hyderabad)

Ajay Dubey (IIIT, Hyderabad)

Krish Perumal (IIIT, Hyderabad)

Sai Praneeth (IIIT, Hyderabad)

Dharmesh Kakadia (IIIT, Hyderabad)

Vasudeva Varma (IIIT, Hyderabad)

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Web APIs and RESTful Design 2014 Workshop (WS-REST 2014)

WS-REST 2014 Chairs' Welcome (Page 929)
Ruben Verborgh (Ghent University)

Thomas Steiner (Google)

Carlos Pedrinaci (The Open University)

Pragmatic Hypermedia: Creating a Generic, Self-Inflating API Client for Production Use (Page 931)
Pete Gamache (Localytics, Inc.)

REST to JavaScript for Better Client-Side Development (Page 937)
Hyunghun Cho (Samsung Electronics)

Sukyoung Ryu (Korea Advanced Institute of Science and Technology)

Atomic Distributed Transactions: a RESTful Design (Page 943)
Guy Pardon (ATOMIKOS)

Cesare Pautasso (University of Lugano)

Seven Challenges for RESTful Transaction Models (Page 949)
Nandana Mihindukulasooriya (Universidad Politécnica de Madrid)

Miguel Esteban-Gutiérrez (Universidad Politécnica de Madrid)

Raúl García-Castro (Universidad Politécnica de Madrid)

Publish Data as Time Consistent Web API with Provenance (Page 953)
Miel Vander Sande (Ghent University)

Pieter Colpaert (Ghent University)

Tom De Nies (Ghent University)

Erik Mannens (Ghent University)

Rik Van de Walle (Ghent University)

The W3C Web Cryptography API : Motivation and Overview (Page 959)
Harry Halpin (Massachusetts Institute of Technology)

A RESTful API for Controlling Dynamic Streaming Topologies (Page 965)
Masiar Babazadeh (University of Lugano)

Cesare Pautasso (University of Lugano)

The COMPOSE API for the Internet of Things (Page 971)
Juan Luis Pérez (Barcelona Supercomputing Center & Universitat Politčcnica de Catalunya - BarcelonaTech)

Álvaro Villalba (Barcelona Supercomputing Center & Universitat Politčcnica de Catalunya - BarcelonaTech)

David Carrera (Barcelona Supercomputing Center & Universitat Politčcnica de Catalunya - BarcelonaTech)

Iker Larizgoitia (Evrythng)

Vlad Trifa (Evrythng)

An Approach for Composing RESTful Linked Services on the Web (Page 977)
Mahdi Bennara (Université de Lyon)

Michael Mrissa (Université de Lyon)

Youssef Amghar (Université Lyon)

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Web Intelligence and Communities Workshop (WI&C 2014) Workshop

WI&C'14 Co-Chairs' Welcome (Page 983)
Rajendra Akerkar (Western Norway Research Institute)

Pierre Maret (Université Jean Monnet)

Laurent Vercouter (INSA de Rouen)

Exploring Intelligence of Web Communities (Page 985)
Rajendra Akerkar (Western Norway Research Institute)

Pierre Maret (Université Jean Monnet)

Laurent Vercouter (INSA de Rouen)

Towards Web Intelligence t6hrough the Crowdsourcing of Semantics (Page 991)
Sören Auer (University of Bonn and Fraunhofer IAIS)

Dimitris Kontokostas (University of Leipzig)

Population Dynamics in Open Source Communities: An Ecological Approach Applied to Github (Page 993)
Pablo Loyola (University of Chile)

In-Young Ko (Korea Advanced Institute of Science and Technology)

History-Guided Conversational Recommendation (Page 999)
Yasser Salem (Queen's University Belfast)

Jun Hong (Queen's University Belfast)

Weiru Liu (Queen's University Belfast)

Strengthening Collaborative Data Analysis and Decision Making in Web Communities (Page 1005)
Nikos Karacapilidis (Computer Technology Institute & Press "Diophantus" and University of Patras)

Spyros Christodoulou (Computer Technology Institute & Press "Diophantus" and University of Patras)

Manolis Tzagarakis (Computer Technology Institute & Press "Diophantus" and University of Patras)

Georgia Tsiliki (Biomedical Research Foundation - Academy of Athens)

Costas Pappis (University of Piraeus)

A Semantic Web of Know-How: Linked Data for Community-Centric Tasks (Page 1011)
Paolo Pareti (Edinburgh University)

Ewan Klein (Edinburgh University)

Adam Barker (University of St Andrews)

How Placing Limitations on the Size of Personal Networks Changes the Structural Properties of Complex Networks (Page 1017)
Somayeh Koohborfardhaghighi (Seoul National University)

Jörn Altmann (Seoul National University)

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Web Observatory Workshop (WOW2014) Workshop

WOW 2014 Chairs' Welcome (Page 1023)
Kevin Page (University of Oxford)

David De Roure (University of Oxford)

Wolfgang Nejdl (Leibniz Universität Hannover)

The Design of a Live Social Observatory System (Page 1025)
Huanbo Luan (National University of Singapore & Tsinghua University)

Juanzi Li (Tsinghua University)

Maosong Sun (Tsinghua University)

Tat-Seng Chua (National University of Singapore)

Observing the Web by Understanding the Past: Archival Internet Research (Page 1031)
Matthew S. Weber (Rutgers University)

Fluctuation and Burst Response in Social Media (Page 1037)
Mizuki Oka (University of Tsukuba)

Yasuhiro Hashimoto (The University of Tokyo)

Takashi Ikegami (The University of Tokyo)

Humour Reactions in Crisis: A Proximal Analysis of Chinese Posts on Sina Weibo in Reaction to the Salt Panic of March 2011 (Page 1043)
Gareth Beeston (University of Southampton)

Manuel León Urrutia (University of Southampton)

Caroline Halcrow (University of Southampton)

Xianni Xiao (Tsinghua University)

Lu Liu (Tsinghua University)

Jinchuan Wang (Tsinghua University)

Jinho Jay Kim (Korea Advanced Institute of Science and Technology)

Kunwoo Park (Korea Advanced Institute of Science and Technology)

Zooniverse: Observing the World's Largest Citizen Science Platform (Page 1049)
Robert Simpson (University of Oxford)

Kevin R. Page (University of Oxford)

David De Roure (University of Oxford)

Visualising Data in Web Observatories: A Proposal for Visual Analytics Development & Evaluation (Page 1055)
Paul Booth (University of Southampton)

Wendy Hall (University of Southampton)

Nicholas Gibbins (University of Southampton)

Spyros Galanis (University of Southampton)

Legal and Ethical Considerations: Step 1b in Building a Health Web Observatory (Page 1061)
Marie Joan Kristine T. Gloria (Rensselaer Polytechnic Institute)

John S. Erickson (Rensselaer Polytechnic Institute)

Joanne S. Luciano (General Electric Global Research and Development Center)

Dominic DiFranzo (Rensselaer Polytechnic Institute)

Deborah L. McGuinness (Rensselaer Polytechnic Institute)

Towards a Taxonomy for Web Observatories (Page 1067)
Ian C. Brown (University of Southampton)

Wendy Hall (University of Southampton)

Lisa Harris (University of Southampton)

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Web-based Education Technologies (WebET 2014) Workshop

WebET 2014 Chairs' Welcome Message (Page 1073)
Irwin King (The Chinese Univeristy of Hong Kong)

Bebo White (Stanford University)

Addictive Links: Engaging Students Through Adaptive Navigation Support and Open Social Student Modeling (Page 1075)
Peter Brusilovsky (University of Pittsburgh)

Building Engagement for MOOC Students: Introducing Support for Time Management on Online Learning Platforms (Page 1077)
Ilona Nawrot (Normandy University & Pozna? University of Economics)

Antoine Doucet (Normandy University)

A Web-Based Degree Program in Open Source Education: A Case Study (Page 1083)
Sanjeev Kumar Saini (Anna University)

Senthil Anand S (Anna University)

Arivudainambi D (Anna University)

Krishnan C N (Anna University)

Tutoring from the Desktop: Facilitating Learning Through Google+ Hangouts (Page 1087)
Neel Guha (Henry M Gunn High School)

Crowdcrawling Approach for Community Based Plagiarism Detection Service (Page 1093)
Sergey Butakov (Concordia University College of Alberta)

Language Technologies for Enhancement of Teaching and Learning in Writing (Page 1097)
Tak Pang Lau (The Chinese University of Hong Kong)

Shuai Wang (The Chinese University of Hong Kong)

Yuanyuan Man (The Chinese University of Hong Kong)

Chi Fai Yuen (The Chinese University of Hong Kong)

Irwin King (The Chinese University of Hong Kong)

Collective Copyright: Enabling the Natural Evolution of Content Creation in the Web Era (Page 1103)
Emanuele Lunadei (Helikonia Indi SRL)

Christian Valdivia Torres (Accenture Italy)

Erik Cambria (Massachusetts Institute of Technology)

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WebQuality 2014 Workshop

WebQuality 2014 Chairs' Welcome (Page 1109)
Adam Jatowt (Kyoto University)

Carlos Castillo (Qatar Computing Research Institute)

James Caverlee (Texas A&M University)

Katsumi Tanaka (Kyoto University)

Identifying Fraudulently Promoted Online Videos (Page 1111)
Vlad Bulakh (Indiana University)

Christopher W. Dunn (Indiana University)

Minaxi Gupta (Indiana University)

Incredible: Is (Almost) All Web Content Trustworthy? Analysis of Psychological Factors Related to Website Credibility Evaluation (Page 1117)
Maria Rafalak (Polish-Japanese Institute of Information Technology)

Katarzyna Abramczuk (University of Warsaw)

Adam Wierzbicki (Polish-Japanese Institute of Information Technology)

Quality Evaluation of Social Tags According to Web Resource Types (Page 1123)
Lei Li (Nanjing University of Science & Technology)

Chengzhi Zhang (Nanjing University of Science & Technology)

Learning Conflict Resolution Strategies for Cross-Language Wikipedia Data Fusion (Page 1129)
Volha Bryl (University of Mannheim)

Christian Bizer (University of Mannheim)

Predicting Webpage Credibility Using Linguistic Features (Page 1135)
Aleksander Wawer (Polish Academy of Sciences)

Radoslaw Nielek (Polish-Japanese Institute of Information Technology)

Adam Wierzbicki (Polish-Japanese Institute of Information Technology)

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Big Graph Mining 2014 Workshop

Big Graph Mining (BGM) Chairs' Welcome (Page 1141)
U Kang (Korea Advanced Institute of Science and Technology)

Leman Akoglu (Stony Brook University)

Polo Chau (Georgia Institute of Technology)

Christos Faloutsos (Carnegie Mellon University)

From Graphs to Tables the Design of Scalable Systems for Graph Analytics (Page 1149)
Joseph E. Gonzalez (University of California, Berkeley)

Active Learning with Partially Featured Data (Page 1143)
Seungwhan Moon (Carnegie Mellon University)

Calvin McCarter (Carnegie Mellon University)

Yu-Hsin Kuo (Carnegie Mellon University)

Detecting Community Structure for Undirected Big Graphs Based on Random Walks (Page 1151)
Xiaoming Liu (Xi'an Jiaotong University)

Yadong Zhou (Xi'an Jiaotong University)

Chengchen Hu (Xi'an Jiaotong University)

Xiaohong Guan (Xi'an Jiaotong University & Tsinghua University)

Junyuan Leng (Xi'an Jiaotong University)

A Fast Approximation for Influence Maximization in Large Social Networks (Page 1157)
Jong-Ryul Lee (Korea Advanced Institute of Science and Technology)

Chin-Wan Chung (Korea Advanced Institute of Science and Technology)

Processing Scientific Mesh Queries in Graph Databases (Page 1163)
Alireza Rezaei Mahdiraji (Jacobs University)

Peter Baumann (Jacobs University)

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2014 Big Scholarly Data: Towards the Web of Scholars Workshop

BigScholar 2014 Chairs' Welcome Message (Page 1169)
Feng Xia (Dalian University of Technology)

Irwin King (The Chinese University of Hong Kong)

Huan Liu (Arizona State University)

Query Complex Graph Patterns: Tools and Applications (Page 1195)
Hanghang Tong (CUNY City College)

A Visual Workflow to Explore the Web of Data for Scholars (Page 1171)
Anastasia Dimou (Ghent University)

Laurens De Vocht (Ghent University)

Mathias Van Compernolle (Ghent University)

Erik Mannens (Ghent University)

Peter Mechant (Ghent University)

Rik Van de Walle (Ghent University)

Modeling Collaboration in Academia: A Game Theoretic Approach (Page 1177)
Qiang Ma (Rutgers University)

S. Muthukrishnan (Rutgers University)

Brian Thompson (Rutgers University)

Graham Cormode (University of Warwick)

Can Web Presence Predict Academic Performance? The Case of Eötvös University (Page 1183)
László Gulyás (Loránd Eötvös University & Petabyte Research Ltd.)

Zsolt Jurányi (Loránd Eötvös University)

Sándor Soós (Library of Hungariand Academy of Sciences)

George Kampis (Loránd Eötvös University &Petabyte Research Ltd.)

Trust and Hybrid Reasoning for Ontological Knowledge Bases (Page 1189)
Hui Shi (Old Dominion University)

Kurt Maly (Old Dominion University)

Steven Zeil (Old Dominion University)

An Article Level Metric in the Context of Research Community (Page 1197)
Yu Liu (Dalian University of Technology)

Zhen Huang (Dalian University of Technology)

Jing Fang (Datang Telecom Technology Co., Ltd.)

Yizhou Yan (School of Software, Dalian University of Technology)

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Aligning Web Collaboration Tools with Research Data for Scholars (Page 1203)
Laurens De Vocht (Ghent University - iMinds)

Selver Softic (Graz University of Technology)

Erik Mannens (Ghent University - iMinds)

Martin Ebner (Graz University of Technology)

Rik Van de Walle (Ghent University - iMinds)

ACRec: A Co-Authorship Based Random Walk Model for Academic Collaboration Recommendation (Page 1209)
Jing Li (Dalian University of Technology)

Feng Xia (Dalian University of Technology)

Wei Wang (Dalian University of Technology)

Zhen Chen (Dalian University of Technology)

Nana Yaw Asabere (Dalian University of Technology)

Huizhen Jiang (Dalian University of Technology)

Relatedness Measures Between Conferences in Computer Science - A Preliminary Study Based on DBLP (Page 1215)
Suhendry Effendy (National University of Singapore)

Irvan Jahja (National University of Singapore)

Roland H. C. Yap (National University of Singapore)

Indicators and Functionalities of Exploitation of Academic Staff CV using Semantic Web Technologies (Page 1221)
Isaac Lera (University of the Balearic Islands)

Carlos Guerrero (University of the Balearic Islands)

Carlos Juiz (University of the Balearic Islands)

People Like Us: Mining Scholarly Data for Comparable Researchers (Page 1227)
Graham Cormode (University of Warwick)

S. Muthukrishnan (Rutgers University)

Jinyun Yan (Rutgers University)

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Connecting Online & Offline Life (COOL 2014) Workshop

Connecting Online & Offline Life (COOL 2014) Chairs' Welcome (Page 1233)
Emilio Ferrara (Indiana University)

Yong-Yeol Ahn (Indiana University)

Yana Volkovich (Barcelona Media Research Foundation)

Young-Ho Eom (University of Toulouse)

Road Traffic Prediction by Incorporating Online Information (Page 1235)
Tian Zhou (Xi'an Jiaotong University)

Lixin Gao (University of Massachusetts, Amherst)

Daiheng Ni (University of Massachusetts, Amherst)

Evolutionary Habits on the Web (Page 1241)
Daniele Quercia (Yahoo Labs)

Can Social Media Help Us Reason about Mental Health? (Page 1243)
Munmun De Choudhury (Georgia Institute of Technology)

Understanding Toxic Behavior in Online Games (Page 1245)
Haewoon Kwak (Telefonica Research)

Do You Know the Speaker? An Online Experiment with Authority Messages on Event Websites (Page 1247)
Kwan Hui Lim (Singapore Management University)

Binyan Jiang (Carnegie Mellon University)

Ee-Peng Lim (Singapore Management University)

Palakorn Achananuparp (Singapore Management University)

A Behavior Observation Tool (BOT) for Mobile Device Network Connection Logs (Page 1253)
Ting Wang (SAP)

The Social, Economic and Sexual Networks of Prostitution (Page 1259)
Petter Holme (Sungkyunkwan University)

Inferring Offline Hierarchical Ties from Online Social Networks (Page 1261)
Mohammad Jaber (Birkbeck, University of London)

Peter T. Wood (Birkbeck, University of London)

Panagiotis Papapetrou (Stockholm University)

Sven Helmer (Free University of Bozen-Bolzano)

Connecting Dream Networks Across Cultures (Page 1267)
Onur Varol (Indiana University)

Filippo Menczer (Indiana University)

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Data Extraction and Object Search 2014 Workshop

DEOS 2014 Chairs' Welcome (Page 1273)
Valter Crescenzi (University of Roma Tre)

Tim Furche (Oxford University)

Paolo Merialdo (University of Roma Tre)

Giorgio Orsi (Oxford University)

Evaluation of Information Extraction Techniques to Label Extracted Data from e-Commerce Web Pages (Page 1275)
Neil Anderson (Queen's University Belfast)

Jun Hong (Queen's University Belfast)

An Analysis of Duplicate on Web Extracted Objects (Page 1279)
Stefano Ortona (University of Oxford)

Iterative Algorithm for Inferring Entity Types from Enumerative Descriptions (Page 1285)
Qian Chen (Waseda University)

Mizuho Iwaihara (Waseda University)

Query Interfaces Understanding by Statistical Parsing (Page 1291)
Weifeng Su (BNU-HKBU United International College)

Yafei Li (BNU-HKBU United International College)

Frederick H. Lochovsky (The Hong Kong University of Science and Technology)

Extraction and Integration of Web Sources with Humans and Domain Knowledge (Page 1295)
Disheng Qiu (Universitŕ degli Studi di Roma Tre)

Lorenzo Luce (Universitŕ degli Studi di Roma Tre)

Integrating Product Data from Websites Offering Microdata Markup (Page 1299)
Petar Petrovski (University of Mannheim)

Volha Bryl (University of Mannheim)

Christian Bizer (University of Mannheim)

Entity Linking with a Unified Semantic Representation (Page 1305)
Zhaochen Guo (University of Alberta)

Denilson Barbosa (University of Alberta)

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2014 Large Scale Network Analysis (LSNA'14) Workshop

Large Scale Network Analysis Chairs' Welcome Message (LSNA 2014) (Page 1311)
Toyotaro Suzumura (IBM Research)

Qi He (LinkedIn)

Yuanyuan Tian (IBM Almaden Research Center)

Online Analysis of Information Diffusion in Twitter (Page 1313)
Io Taxidou (University of Freiburg)

Peter M. Fischer (University of Freiburg)

NEW VERSION ASAP: The Multi Agent Based Information Diffusion Model for False Rumor Diffusion Analysis (Page 1319)
Satoshi Kurihara (The University of Electro-Communications)

Towards Large-Scale Graph Stream Processing Platform (Page 1321)
Toyotaro Suzumura (IBM Research / JST CREST)

Shunsuke Nishii (Tokyo Institute of Technology)

Masaru Ganse (Tokyo Institute of Technology)

Towards Scalable X10 Based Link Prediction for Large Scale Social Networks (Page 1327)
Hidefumi Ogata (Tokyo Institute of Technology)

Toyotaro Suzumura (IBM Research / JST CREST)

A Novel Link Prediction Approach for Scale-Free Networks (Page 1333)
Chungmok Lee (IBM Research-Ireland)

Minh Pham (Rutgers University)

Norman Kim (Rutgers University)

Myong K. Jeong (Rutgers University)

Dennis K. J. Lin (The Pennsylvania State University)

Wanpracha Art Chavalitwongse (University of Washington)

Pruned Labeling Algorithms: Fast, Exact, Dynamic, Simple and General Indexing Scheme for Shortest-Path Queries (Page 1339)
Takuya Akiba (The University of Tokyo)