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WWW2010 Contents

WICOW'10 Contents

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WWW2010 Table of Contents

Message from the General Chairs
Michael Rappa (North Carolina State University)
Paul Jones (University of North Carolina at Chapel Hill)

Message from the Chair of IW3C2
Mary Ellen Zurko (IBM Software Group)

Message from the Program Chairs
Juliana Freire (University of Utah)
Soumen Chakrabarti (Indian Institute of Technology)

19th International World Wide Web Conference Organization

19th International World Wide Web Conference Program Committee

WWW2010 External Reviewers

WWW2010 Author Index


Full Papers

Posters

Demo Presentations

Panels

Tutorials

Developers Track

WWW2010 Full Papers

Towards Rich Query Interpretation: Walking Back and Forth for Mining Query Templates (Page 1)
Ganesh Agarwal (University of Illinois at Urbana-Champaign)
Govind Kabra (Cazoodle Inc.)
Kevin Chen-Chuan Chang (University of Illinois at Urbana-Champaign & Cazoodle Inc.)

Selecting Skyline Services for QoS-based Web Service Composition (Page 11)
Mohammad Alrifai (University of Hannover)
Dimitrios Skoutas (University of Hannover)
Thomas Risse (University of Hannover)

Money, Glory and Cheap Talk: Analyzing Strategic Behavior of Contestants in Simultaneous Crowdsourcing Contests on TopCoder.com (Page 21)
Nikolay Archak (New York University)

Mining Advertiser-specific User Behavior Using Adfactors (Page 31)
Nikolay Archak (New York University)
Vahab S. Mirrokni (Google Research)
S. Muthukrishnan (Google Research)

Matrix "Bit"loaded: A Scalable Lightweight Join Query Processor for RDF Data (Page 41)
Medha Atre (Rensselaer Polytechnic Institute)
Vineet Chaoji (Yahoo! Laboratories)
Mohammed J. Zaki (Rensselaer Polytechnic Institute)
James A. Hendler (Rensselaer Polytechnic Institute)

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A Comparison of Visual and Textual Page Previews in Judging the Helpfulness of Web Pages (Page 51)
Anne Aula (Google)
Rehan M. Khan (Google)
Zhiwei Guan (Google)
Paul Fontes (Google)
Peter Hong (Google)

Find Me If You Can: Improving Geographical Prediction with Social and Spatial Proximity (Page 61)
Lars Backstrom (Facebook, Inc.)
Eric Sun (Facebook, Inc.)
Cameron Marlow (Facebook, Inc.)

AdHeat: An Influence-based Diffusion Model for Propagating Hints to Match Ads (Page 71)
Hongji Bao (Google Research, China)
Edward Y. Chang (Google Research, China)

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Dynamic and Graphical Web Page Breakpoints (Page 81)
John J. Barton (IBM Research - Almaden)
Jan Odvarko (Mozilla Corporation)

Regular Expressions Considered Harmful in Client-Side XSS Filters (Page 91)
Daniel Bates (University of California, Berkeley)
Adam Barth (University of California, Berkeley)
Collin Jackson (Carnegie Mellon University)

The Anatomy of an Ad: Structured Indexing and Retrieval for Sponsored Search (Page 101)
Michael Bendersky (University of Massachusetts)
Evgeniy Gabrilovich (Yahoo! Research)
Vanja Josifovski (Yahoo! Research)
Donald Metzler (Yahoo! Research)

Classification-Enhanced Ranking (Page 111)
Paul N. Bennett (Microsoft Research)
Krysta Svore (Microsoft Research)
Susan T. Dumais (Microsoft Research)

Sync Kit: A Persistent Client-Side Database Caching Toolkit for Data Intensive Websites (Page 121)
Edward Benson (Massachusetts Institute of Technology)
Adam Marcus (Massachusetts Institute of Technology)
David Karger (Massachusetts Institute of Technology)
Samuel Madden (Massachusetts Institute of Technology)

Ranking Specialization for Web Search: A Divide-and-Conquer Approach by Using Topical RankSVM (Page 131)
Jiang Bian (Georgia Institute of Technology)
Xin Li (Yahoo! Laboratories)
Fan Li (Yahoo! Laboratories)
Zhaohui Zheng (Yahoo! Laboratories)
Hongyuan Zha (Georgia Institute of Technology)

Automated Performance Assessment for Service-Oriented Middleware: A Case Study on BPEL Engines (Page 141)
Domenico Bianculli (University of Lugano)
Walter Binder (University of Lugano)
Mauro Luigi Drago (Politecnico di Milano)

Relational Duality: Unsupervised Extraction of Semantic Relations between Entities on the Web (Page 151)
Danushka T. Bollegala (The University of Tokyo)
Yutaka Matsuo (The University of Tokyo)
Mitsuru Ishizuka (The University of Tokyo)

Liquid Query: Multi-Domain Exploratory Search on the Web (Page 161)
Alessandro Bozzon (Politecnico di Milano)
Marco Brambilla (Politecnico di Milano)
Stefano Ceri (Politecnico di Milano)
Piero Fraternali (Politecnico di Milano)

Graph-Based Concept Identification and Disambiguation for Enterprise Search (Page 171)
Falk Brauer (SAP AG)
Michael Huber (ARITHNEA GmbH)
Gregor Hackenbroich (SAP AG)
Ulf Leser (Humboldt-Universitaet)
Felix Naumann (Hasso-Plattner-Institut)
Wojciech M. Barczynski (SAP AG)

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A Refreshing Perspective of Search Engine Caching (Page 181)
Berkant Barla Cambazoglu (Yahoo! Research, Spain)
Flavio P. Junqueira (Yahoo! Research, Spain)
Vassilis Plachouras (Athens University of Economics and Business)
Scott Banachowski (Yahoo! Search)
Baoqiu Cui (Yahoo! Search)
Swee Lim (Yahoo! Search)
Bill Bridge (Oracle Corporation)

Automated Object Persistence for JavaScript (Page 191)
Brett Cannon (University of British Columbia)
Eric Wohlstadter (University of British Columbia)

A Generalized Framework of Exploring Category Information for Question Retrieval in Community Question Answer Archives (Page 201)
Xin Cao (Aalborg University & Nanyang Technological University)
Gao Cong (Aalborg University & Nanyang Technological University)
Bin Cui (Peking University)
Christian S. Jensen (Aalborg University)

The Paths More Taken: Matching DOM Trees to Search Logs for Accurate Webpage Clustering (Page 211)
Deepayan Chakrabarti (Yahoo! Research)
Rupesh Mehta (Yahoo! Laboratories)

Actively Predicting Diverse Search Intent from User Browsing Behaviors (Page 221)
Zhicong Cheng (Peking University)
Bin Gao (Microsoft Research Asia)
Tie-Yan Liu (Microsoft Research Asia)

Max-Cover in Map-Reduce (Page 231)
Flavio Chierichetti (University of Rome)
Ravi Kumar (Yahoo! Research)
Andrew Tomkins (Google Inc.)

Stochastic Models for Tabbed Browsing (Page 241)
Flavio Chierichetti (Sapienza Università di Roma)
Ravi Kumar (Yahoo! Research)
Andrew Tomkins (Google Inc.)

Using Landing Pages for Sponsored Search Ad Selection (Page 251)
Yejin Choi (Cornell University)
Marcus Fontoura (Yahoo! Research)
Evgeniy Gabrilovich (Yahoo! Research)
Vanja Josifovski (Yahoo! Research)
Mauricio Mediano (Yahoo! Research)
Bo Pang (Yahoo! Research)

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The "Map Trap"? An Evaluation of Map Versus Text-Based Interfaces for Location-Based Mobile Search Services (Page 261)
Karen Church (Telefonica Research)
Joachim Neumann (Telefonica Research)
Mauro Cherubini (Telefonica Research)
Nuria Oliver (Telefonica Research)

Malicious Interface Design: Exploiting the User (Page 271)
Gregory Conti (United States Military Academy)
Edward Sobiesk (United States Military Academy)

Detection and Analysis of Drive-by-Download Attacks and Malicious JavaScript Code (Page 281)
Marco Cova (University of California, Santa Barbara)
Christopher Kruegel (University of California, Santa Barbara)
Giovanni Vigna (University of California, Santa Barbara)

Competing for Users' Attention: On the Interplay between Organic and Sponsored Search Results (Page 291)
Cristian Danescu-Niculescu-Mizil (Cornell University)
Andrei Z. Broder (Yahoo! Research)
Evgeniy Gabrilovich (Yahoo! Research)
Vanja Josifovski (Yahoo! Research)
Bo Pang (Yahoo! Research)

Inferring Relevant Social Networks from Interpersonal Communication (Page 301)
Munmun De Choudhury (Arizona State University)
Winter A. Mason (Yahoo! Research)
Jake M. Hofman (Yahoo! Research)
Duncan J. Watts (Yahoo! Research)

Scalable Techniques for Document Identifier Assignment in Inverted Indexes (Page 311)
Shuai Ding (New York University)
Josh Attenberg (New York University)
Torsten Suel (New York University)

Do You Want to Take Notes? Identifying Research Missions in Yahoo! Search Pad (Page 321)
Debora Donato (Yahoo! Laboratories)
Francesco Bonchi (Yahoo! Research)
Tom Chi (Yahoo! Inc.)
Yoelle Maarek (Yahoo! Research)

Time Is of the Essence: Improving Recency Ranking Using Twitter Data (Page 331)
Anlei Dong (Yahoo! Inc.)
Ruiqiang Zhang (Yahoo! Inc.)
Pranam Kolari (Yahoo! Inc.)
Jing Bai (Yahoo! Inc.)
Fernando Diaz (Yahoo! Inc.)
Yi Chang (Yahoo! Inc.)
Zhaohui Zheng (Yahoo! Inc.)
Hongyuan Zha (Georgia Institute of Technology)

Highlighting Disputed Claims on the Web (Page 341)
Rob Ennals (Intel Labs Berkeley)
Beth Trushkowsky (University of California at Berkeley)
John Mark Agosta (Intel Labs Santa Clara)

Privacy Wizards for Social Networking Sites (Page 351)
Lujun Fang (University of Michigan)
Kristen LeFevre (University of Michigan)

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A Novel Traffic Analysis for Identifying Search Fields in the Long Tail of Web Sites (Page 361)
George Forman (Hewlett Packard Laboratories)
Evan Kirshenbaum (Hewlett Packard Laboratories)
Shyamsundar Rajaram (Hewlett Packard Laboratories)

Expressive Auctions for Externalities in Online Advertising (Page 371)
Arpita Ghosh (Yahoo! Research)
Amin Sayedi (Carnegie Mellon University)

Tracking the Random Surfer: Empirically Measured Teleportation Parameters in PageRank (Page 381)
David F. Gleich (University of British Columbia)
Paul G. Constantine (Sandia National Laboratories)
Abraham D. Flaxman (University of Washington)
Asela Gunawardana (Microsoft Research)

Document Recommendation in Social Tagging Services (Page 391)
Ziyu Guan (Zhejiang University)
Can Wang (Zhejiang University)
Jiajun Bu (Zhejiang University)
Chun Chen (Zhejiang University)
Kun Yang (Zhejiang University)
Deng Cai (Zhejiang University)
Xiaofei He (Zhejiang University)

Equip Tourists with Knowledge Mined from Travelogues (Page 401)
Qiang Hao (Tianjin University)
Rui Cai (Microsoft Research, Asia)
Changhu Wang (Microsoft Research, Asia)
Rong Xiao (Microsoft Research, Asia)
Jiang-Ming Yang (Microsoft Research, Asia)
Yanwei Pang (Tianjin University)
Lei Zhang (Microsoft Research, Asia)

Data Summaries for On-Demand Queries over Linked Data (Page 411)
Andreas Harth (Karlsruhe Institute of Technology)
Katja Hose (Max-Planck Institute for Informatics)
Marcel Karnstedt (National University of Ireland, Galway)
Axel Polleres (National University of Ireland, Galway)
Kai-Uwe Sattler (Ilmenau University of Technology)
Jürgen Umbrich (National University of Ireland, Galway)

Context-aware Citation Recommendation (Page 421)
Qi He (The Pennsylvania State University)
Jian Pei (Simon Fraser University)
Daniel Kifer (The Pennsylvania State University)
Prasenjit Mitra (The Pennsylvania State University)
Lee Giles (The Pennsylvania State University)

The Anatomy of a Large-Scale Social Search Engine (Page 431)
Damon Horowitz (Aardvark)
Sepandar D. Kamvar (Stanford University)

Multi-modality in One-class Classification (Page 441)
Matthijs Hovelynck (Utrecht University)
Boris Chidlovskii (Xerox Research Centre Europe)

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Exploring Web Scale Language Models for Search Query Processing (Page 451)
Jian Huang (The Pennsylvania State University)
Jianfeng Gao (Microsoft Research)
Jiangbo Miao (Facebook)
Xiaolong Li (Microsoft Research)
Kuansan Wang (Microsoft Research)
Fritz Behr (Microsoft Corporation)
C. Lee Giles (The Pennsylvania State University)

A Scalable Machine-Learning Approach for Semi-Structured Named Entity Recognition (Page 461)
Utku Irmak (Yahoo! Laboratories)
Reiner Kraft (Yahoo! Inc.)

Autonomous Resource Provisioning for Multi-Service Web Applications (Page 471)
Jiang Dejun (Vrije Universiteit)
Guillaume Pierre (Vrije Universiteit)
Chi-Hung Chi (Tsinghua University)

Topic Initiator Detection on the World Wide Web (Page 481)
Xin Jin (University of Illinois at Urbana-Champaign)
Scott Spangler (IBM Almaden Research Center)
Rui Ma (IBM China Research Lab)
Jiawei Han (University of Illinois at Urbana-Champaign)

Smart Caching for Web Browsers (Page 491)
Kaimin Zhang (University of Science and Technology, China)
Lu Wang (Hong Kong University of Science and Technology)
Aimin Pan (Microsoft Research Asia)
Bin B. Zhu (Microsoft Research Asia)

Large-scale Bot Detection for Search Engines (Page 501)
Hongwen Kang (Carnegie Mellon University)
Kuansan Wang (Microsoft Research)
David Soukal (Microsoft, Redmond)
Fritz Behr (Microsoft, Redmond)
Zijian Zheng (Microsoft, Redmond)

LCA-based Selection for XML Document Collections (Page 511)
Georgia Koloniari (University of Ioannina)
Evaggelia Pitoura (University of Ioannina)

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Stop Thinking, Start Tagging: Tag Semantics Emerge from Collaborative Verbosity (Page 521)
Christian Körner (Graz University of Technology)
Dominik Benz (University of Kassel)
Andreas Hotho (University of Würzburg)
Markus Strohmaier (Graz University of Technology)
Gerd Stumme (University of Kassel)

Mind the Data Skew: Distributed Inferencing by Speeddating in Elastic Regions (Page 531)
Spyros Kotoulas (VU University Amsterdam)
Eyal Oren (VU University Amsterdam)
Frank van Harmelen (VU University Amsterdam)

Towards Natural Question Guided-Search (Page 541)
Alexander Kotov (University of Illinois at Urbana-Champaign)
ChengXiang Zhai (University of Illinois at Urbana-Champaign)

Fine-Grained Privilege Separation for Web Applications (Page 551)
Akshay Krishnamurthy (University of California, Berkeley)
Adrian Mettler (University of California, Berkeley)
David Wagner (University of California, Berkeley)

A Characterization of Online Browsing Behavior (Page 561)
Ravi Kumar (Yahoo! Research)
Andrew Tomkins (Google, Inc.)

Generalized Distances between Rankings (Page 571)
Ravi Kumar (Yahoo! Research)
Sergei Vassilvitskii (Yahoo! Research)

Redundancy Detection in Service-Oriented Systems (Page 581)
Peep Küngas (University of Tartu)
Marlon Dumas (University of Tartu)

What Is Twitter, a Social Network or a News Media? (Page 591)
Haewoon Kwak (KAIST)
Changhyun Lee (KAIST)
Hosung Park (KAIST)
Sue Moon (KAIST)

Randomization Tests for Distinguishing Social Influence and Homophily Effects (Page 601)
Timothy La Fond (Purdue University)
Jennifer Neville (Purdue University)

A Pattern Tree-based Approach to Learning URL Normalization Rules (Page 611)
Tao Lei (Peking University)
Rui Cai (Microsoft Research, Asia)
Jiang-Ming Yang (Microsoft Research, Asia)
Yan Ke (Microsoft Corporation)
Xiaodong Fan (Microsoft Corporation)
Lei Zhang (Microsoft Research, Asia)

Using a Model of Social Dynamics to Predict Popularity of News (Page 621)
Kristina Lerman (USC Information Sciences Institute)
Tad Hogg (Hewlett Packard Laboratories)

Empirical Comparison of Algorithms for Network Community Detection (Page 631)
Jure Leskovec (Stanford University)
Kevin J. Lang (Yahoo! Research)
Michael Mahoney (Stanford University)

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Predicting Positive and Negative Links in Online Social Networks (Page 641)
Jure Leskovec (Stanford University)
Daniel Huttenlocher (Cornell University)
Jon Kleinberg (Cornell University)

Facetedpedia: Dynamic Generation of Query-Dependent Faceted Interfaces for Wikipedia (Page 651)
Chengkai Li (University of Texas at Arlington)
Ning Yan (University of Texas at Arlington)
Senjuti B. Roy (University of Texas at Arlington)
Lekhendro Lisham (University of Texas at Arlington)
Gautam Das (University of Texas at Arlington)

A Contextual-Bandit Approach to Personalized News Article Recommendation (Page 661)
Lihong Li (Yahooo! Laboratories)
Wei Chu (Yahooo! Laboratories)
John Langford (Yahooo! Laboratories)
Robert E. Schapire (Princeton University)

b-Bit Minwise Hashing (Page 671)
Ping Li (Cornell University)
Arnd König (Microsoft Research)

Distributed Nonnegative Matrix Factorization for Web-Scale Dyadic Data Analysis on MapReduce (Page 681)
Chao Liu (Microsoft Research)
Hung-chih Yang (Microsoft Research)
Jinliang Fan (Microsoft Research)
Li-Wei He (Microsoft Research)
Yi-Min Wang (Microsoft Research)

Exploiting Social Context for Review Quality Prediction (Page 691)
Yue Lu (University of Illinois at Urbana-Champaign)
Panayiotis Tsaparas (Microsoft Research)
Alexandros Ntoulas (Microsoft Research)
Livia Polanyi (Microsoft Corporation)

Sampling Community Structure (Page 701)
Arun S. Maiya (University of Illinois at Chicago)
Tanya Y. Berger-Wolf (University of Illinois at Chicago)

Fast and Parallel Webpage Layout (Page 711)
Leo A. Meyerovich (University of California, Berkeley)
Rastislav Bodik (University of California, Berkeley)

Object Views: Fine-Grained Sharing in Browsers (Page 721)
Leo A. Meyerovich (University of California, Berkeley)
Adrienne Porter Felt (University of California, Berkeley)
Mark S. Miller (Google Inc.)

Protocol-Aware Matching of Web Service Interfaces for Adapter Development (Page 731)
Hamid-Reza Motahari-Nezhad (Hewlett Packard Laboratories)
Guang Yuan Xu (University of New South Wales)
Boualem Benatallah (University of New South Wales)

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Volunteer Computing: A Model of the Factors Determining Contribution to Community-based Scientific Research (Page 741)
Oded Nov (Polytechnic Institute of New York University)
David Anderson (University of California, Berkeley)
Ofer Arazy (University of Alberta)

Cross-Domain Sentiment Classification via Spectral Feature Alignment (Page 751)
Sinno Jialin Pan (Hong Kong University of Science and Technology)
Xiaochuan Ni (Microsoft Research Asia)
Jian-Tao Sun (Microsoft Research Asia)
Qiang Yang (Hong Kong University of Science and Technology)
Zheng Chen (Microsoft Research Asia)

DSNotify: Handling Broken Links in the Web of Data (Page 761)
Niko P. Popitsch (University of Vienna)
Bernhard Haslhofer (University of Vienna)

Ad-hoc Object Retrieval in the Web of Data (Page 771)
Jeffrey Pound (University of Waterloo)
Peter Mika (Yahoo Research)
Hugo Zaragoza (Yahoo Research)

Diversifying Web Search Results (Page 781)
Davood Rafiei (University of Alberta)
Krishna Bharat (Google Inc.)
Anand Shukla (Google Inc.)

A Large-Scale Active Learning System for Topical Categorization on the Web (Page 791)
Suju Rajan (Yahoo! Laboratories)
Dragomir Yankov (Yahoo! Laboratories)
Scott J. Gaffney (Yahoo! Laboratories)
Adwait Ratnaparkhi (Yahoo! Laboratories)

Distributing Private Data in Challenged Network Environments (Page 801)
Azarias Reda (University of Michigan)
Brian Noble (University of Michigan)
Yidnekachew Haile (HilCoE College)

Factorizing Personalized Markov Chains for Next-Basket Recommendation (Page 811)
Steffen Rendle (Osaka University)
Christoph Freudenthaler (University of Hildesheim)
Lars Schmidt-Thieme (University of Hildesheim)

Sketcha: A Captcha Based on Line Drawings of 3D Models (Page 821)
Steven A. Ross (Princeton University)
J. Alex Halderman (University of Michigan)
Adam Finkelstein (Princeton University)

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Unlocking the Semantics of Multimedia Presentations in the Web with the Multimedia Metadata Ontology (Page 831)
Carsten Saathoff (University of Koblenz-Landau)
Ansgar Scherp (University of Koblenz-Landau)

Clustering Query Refinements by User Intent (Page 841)
Eldar Sadikov (Stanford University)
Jayant Madhavan (Google Inc.)
Lu Wang (Google Inc.)
Alon Halevy (Google Inc.)

Earthquake Shakes Twitter Users: Real-time Event Detection by Social Sensors (Page 851)
Takeshi Sakaki (The University of Tokyo)
Makoto Okazaki (The University of Tokyo)
Yutaka Matsuo (The University of Tokyo)

Measurement-calibrated Graph Models for Social Network Experiments (Page 861)
Alessandra Sala (University of California, Santa Barbara)
Lili Cao (University of California, Santa Barbara)
Christo Wilson (University of California, Santa Barbara)
Robert Zablit (University of California, Santa Barbara)
Haitao Zheng (University of California, Santa Barbara)
Ben Y. Zhao (University of California, Santa Barbara)

Monitoring Algorithms for Negative Feedback Systems (Page 871)
Mark Sandler (Google Inc.)
S. Muthukrishnan (Google Inc.)

Exploiting Query Reformulations for Web Search Result Diversification (Page 881)
Rodrygo L. T. Santos (University of Glasgow)
Craig Macdonald (University of Glasgow)
Iadh Ounis (University of Glasgow)

How Useful are Your Comments? Analyzing and Predicting YouTube Comments and Comment Ratings (Page 891)
Stefan Siersdorfer (L3S Research Center)
Sergiu Chelaru (L3S Research Center)
Wolfgang Nejdl (L3S Research Center)
Jose San Pedro (Telefonica Research)

Optimal Rare Query Suggestion with Implicit User Feedback (Page 901)
Yang Song (Microsoft Research)
Li-wei He (Microsoft Research)

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What Are the Most Eye-catching and Ear-catching Features in the Video? Implications for Video Summarization (Page 911)
Yaxiao Song (University of North Carolina at Chapel Hill)
Gary Marchionini (University of North Carolina at Chapel Hill)
Chi Young Oh (University of North Carolina at Chapel Hill)

Reining in the Web with Content Security Policy (Page 921)
Sid Stamm (Mozilla)
Brandon Sterne (Mozilla)
Gervase Markham (Mozilla)

Visualizing Differences in Web Search Algorithms Using the Expected Weighted Hoeffding Distance (Page 931)
Mingxuan Sun (Georgia Institute of Technology)
Guy Lebanon (Georgia Institute of Technology)
Kevyn Collins-Thompson (Microsoft Research)

Alhambra: A System for Creating, Enforcing, and Testing Browser Security Policies (Page 941)
Shuo Tang (University of Illinois, Urbana-Champaign)
Chris Grier (University of California, Berkeley)
Onur Aciicmez (Samsung Advanced Institute of Technology)
Samuel T. King (University of Illinois, Urbana-Champaign)

Atomate It! End-user Context-Sensitive Automation Using Heterogeneous Information Sources on the Web (Page 951)
Max Van Kleek (Massachusetts Institute of Technology)
Brennan Moore (Massachusetts Institute of Technology)
David R. Karger (Massachusetts Institute of Technology)
Paul André (University of Southampton)
m.c. schraefel (University of Southampton)

Faceted Exploration of Image Search Results (Page 961)
Roelof van Zwol (Yahoo! Research)
Börkur Sigurbjörnsson (Yahoo! Research)
Ramu Adapala (Yahoo!)
Lluís García Pueyo (Yahoo! Research)
Abhinav Katiyar (Yahoo!)
Kaushal Kurapati (Yahoo!)
Mridul Muralidharan (Yahoo! Research)
Sudar Muthu (Yahoo! Research)
Vanessa Murdock (Yahoo! Research)
Polly Ng (Yahoo!)
Anand Ramani (Yahoo!)
Anuj Sahai (Yahoo!)
Sriram Thiru Sathish (Yahoo!)
Hari Vasudev (Yahoo!)
Upendra Vuyyuru (Yahoo!)

CETR - Content Extraction via Tag Ratios (Page 971)
Tim Weninger (University of Illinois at Urbana-Champaign)
William H. Hsu (Kansas State University)
Jiawei Han (University of Illinois at Urbana-Champaign)

Modeling Relationship Strength in Online Social Networks (Page 981)
Rongjing Xiang (Purdue University)
Jennifer Neville (Purdue University)
Monica Rogati (LinkedIn)

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Automatic Extraction of Clickable Structured Web Contents for Name Entity Queries (Page 991)
Xiaoxin Yin (Microsoft Research)
Wenzhao Tan (Microsoft Research)
Xiao Li (Microsoft Research)
Yi-Chin Tu (Microsoft Research)

Building Taxonomy of Web Search Intents for Name Entity Queries (Page 1001)
Xiaoxin Yin (Microsoft Research)
Sarthak Shah (Microsoft Corporation)

Beyond Position Bias: Examining Result Attractiveness as a Source of Presentation Bias in Clickthrough Data (Page 1011)
Yisong Yue (Cornell University)
Rajan Patel (Google Inc.)
Hein Roehrig (Google Inc.)

Statistical Models of Music-listening Sessions in Social Media (Page 1019)
Elena Zheleva (University of Maryland)
John Guiver (Microsoft Research Ltd.)
Eduarda Mendes Rodrigues (University of Porto)
Nataša Milić-Frayling (Microsoft Research Ltd.)

Collaborative Location and Activity Recommendations with GPS History Data (Page 1029)
Vincent W. Zheng (Hong Kong University of Science and Technology)
Yu Zheng (Microsoft Research Asia)
Xing Xie (Microsoft Research Asia)
Qiang Yang (Hong Kong University of Science and Technology)

Measurement and Analysis of an Online Content Voting Network: A Case Study of Digg (Page 1039)
Yingwu Zhu (Seattle University)