The 23rd International World Wide Web Conference (WWW2014)
General Chair
Chin-Wan Chung (KAIST)
Sung Joon Choi (MOTIE/KATS)
Sang-goo Lee(Seoul National Univ.)
Sue Moon (KAIST)
Research Track Co-Chairs Andrei Broder (Google)
Kyuseok Shim (Seoul National Univ.)
Torsten Suel (New York Univ.)
General Vice Chairs
Demos Track Co-Chairs
Developers Track Co-Chairs
Industry Track Co-Chairs
Panel Co-Chairs
Ph. D. Symposium Track Co-Chairs
Posters Track Co-Chairs
Proceedings Co-Chairs
Student Travel Grant Co-Chairs
Tutorials Co-Chairs
W3C Track Co-Chairs
Web Science Track Co-Chairs
Jaewoo Kang (Korea Univ.)
Yufei Tao (Chinese Univ. of Hong Kong)
Alejandro Jaimes (Yahoo Labs)
Seokchan “Channy” Yun (Daum Communications Corp.)
Rakesh Agrawal (Microsoft Research)
Chang Song (NAVER)
Arun Iyengar (IBM)
Jong Kim (POSTECH)
Jianyong Wang (Tsinghua Univ.)
Hayato Yamana (Waseda Univ.)
Dongman Lee (KAIST)
Wolfgang Nejdl (Univ. of Hanover)
Wonjae Lee (KAIST)
Hae-Chang Rim (Korea Univ.)
Daniel Schwabe (PUC)
Meeyoung Cha (KAIST)
Jihie Kim (KT)
In Young Ko (KAIST)
Tie-Yan Liu (Microsoft Research Asia)
Katsumi Tanaka (Kyoto Univ.)
Marie-Claire Forgue (W3C)
Seung-Yun Lee (ETRI)
Wendy Hall (Univ. of Southampton)
Sung-Hyon Myaeng (KAIST)
Workshops Co-Chairs
Kevin Chang (UIUC)
Ricardo Baeza-Yates (Yahoo!)
Volunteers Co-Chairs
Jun-Ki Min (Korea Univ. of Technology and Education)
Sebastien Forget (TD Canada)
Local Organizing Committee
Finance Chair
Seok-Lyong Lee (Hankuk Univ. of Foreign Studies)
RegistrationChair
Deok-Hwan Kim (Inha Univ.)
PublicityCo-Chairs
Alice Oh (KAIST)
Kyu-Chul Lee (Chungnam National Univ.)
SponsorshipCo-Chairs
In-young Ko (KAIST)
Hyoung-Joo Kim (Seoul National Univ.)
Exhibition Chair
Hee-Yeol Choi (Samsung Electronics)
Local ArrangementCo-Chairs
Sunbin Eom (MOTIE/KATS)
Jun-Ki Min (Korea Univ. of Technology and Education)
Kyong-Ho Lee (Yonsei Univ.)
MarketingCo-Chairs
Zou Sam Ahn (MOTIE/KATS)
Sunbin Eom (MOTIE/KATS)
Junho Shim (Sookmyung Women’s Univ.)
Research Track Area Program Committee: Behavioral Analysis and Personalization
Area Chairs
 Pearl Pu (EPFL)
 Andrew Tomkins (Google)
PC Members
Bhargav Kanagal (Google)
Gueorgi Kossinets (Google)
Georges Dupret (Yahoo!)
Jaime Arguello (Univ. of North Carolina at Chapel Hill)
Jiawei Han (Univ. of Illinois at Urbana-Champaign)
Mounia Lalmas (Yahoo!)
Omar Alonso
Krishnaram Kenthapadi (Microsoft)
Gueorgi Kossinets (Google)
Mounia Lalmas (Yahoo!)
Amr Ahmed (Google)
Chabane Djeraba (LIFL, Univ. of Sciences and Technologies of
Lille)
Diane Kelly (Univ. of North Carolina)
Krishnaram Kenthapadi (Microsoft)
Alejandro Jaimes (Yahoo!)
Amr Ahmed (Google)
Hanghang Tong
Bhargav Kanagal (Google)
Hui Fang (Nanyang Technological Univ.)
Georges Dupret (Yahoo!)
Filip Radlinski (Microsoft)
Jiawei Han (Univ. of Illinois at Urbana-Champaign)
Nicholas Belkin (Rutgers Univ.)
Omar Alonso
Milad Shokouhi (Microsoft)
Carlos Castillo (Qatar Computing Research Institute)
Paolo Cremonesi (Politecnico di Milano)
Dmitry Lagun (Emory Univ.)
Li Chen (Hong Kong Baptist Univ.)
Tie-Yan Liu (Microsoft)
Dietmar Jannach (TU Dortmund)
Ran Wolff (Univ. of Haifa)
Weike Pan (Shenzhen Univ.)
Kristen Lefevre (Google)
Markus Strohmaier (Graz Univ. of Technology)
Peter Brusilovsky (Univ. of Pittsburgh)
Mi Zhang (Fudan Univ.)
Robert Jäschke (L3S Research Center)
Florent Garcin (EPFL)
Jian Wang (Univ. of California, Santa Cruz)
Linas Baltrunas (Telefonica Research)
Jaime Arguello (Univ. of North Carolina at Chapel Hill)
Pan Hui (Hong Kong Univ. of Science and Technology)
Research Track Area Program Committee: Content Analysis
Area Chairs
 Seung-won Hwang (POSTECH)
 Lillian Lee (Cornell Univ.)
PC Members
Eugene Agichtein (Emory Univ.)
Yuki Arase (Microsoft Research Asia)
Gerard de Melo (ICSI)
Shenghua Bao (IBM)
Don Metzler (Google)
RobertoNavigli (Sapienza Univ. of Rome/Univ. of
Wolverhampton)
Zaiqing Nie (Microsoft Research Asia)
Michael Bendersky (Google)
Miles Osborne (Univ. of Edinburgh/Johns Hopkins)
Jordan Boyd-Graber (Univ. of Maryland)
Myle Ott (Facebook)
Yunbo Cao (Microsoft Research Asia)
Iadh Ounis (Univ. of Glasgow)
Claire Cardie (Cornell)
Bo Pang (Google)
Ming-Wei Chang (Microsoft Research)
Carolyn Penstein Rose (CMU)
Cristian Danescu-Niculescu-Mizil (MPI-SWS)
Sasa Petrovic (Google)
Munmun De Choudhury (Microsoft Research)
Chris Potts (Stanford)
Doug Downey (Northwestern)
Karthik Raman (Cornell Univ.)
Jacob Eisenstein (Georgia Tech)
Alan Ritter (CMU/Ohio State)
Sameh Elnikety (Microsoft Research)
Shuming Shi (Microsoft Research Asia)
Hui Fang (Univ. of Delaware)
Stefan Siersdorfer (L3S Research Center)
Evgeniy Gabrilovich (Google)
Noah Smith (CMU)
Michael Gamon (Microsoft Research)
Ian Soboroff (NIST)
Eric Gilbert (Georgia Tech)
Young-In Song (NHN Corporation)
Marco Guerini (Trento RISE)
Partha Talukdar (CMU)
Yuxiong He (Microsoft Research)
Chenhao Tan (Cornell Univ.)
U Kang (KAIST)
Haixun Wang (Microsoft Research Asia)
Oren Kurland (The Technion)
Lu Wang (Cornell Univ.)
Sangkeun Lee (Korea Univ.)
Furu Wei (Microsoft Research Asia)
Jimmy Lin (Univ. of Maryland)
Yisong Yue (Disney Research and CalTech)
Bing Liu (Univ. of Illinois-Chicago)
Torsten Zesch (TU-Darmstadt)
Mausam (Indian Institute of Technology, Delhi)
Chengxiang Zhai (UIUC)
Elijah Mayfield (Lightside Labs)
Yi Zhang (Univ. of California – Santa Cruz)
Qiaozhu Mei (Univ. of Michigan)
Chenhao Tan (Cornell Univ.)
Wolf-Tilo Balke (Technische Universitaet Braunschweig)
Research Track Area Program Committee: Crowd Phenomena
Area Chairs
 Panos Ipeirotis (New York Univ.)
 Stefano Leonardi (Sapienza Univ. of Rome)
PC Members
Yoram Bachrach (Microsoft Research, Cambridge)
David Karger (MIT)
Jeff Bigham (Univ. of Rochester)
Donald Kossmann (ETH Zurich)
Marco Brambilla (Politecnico di Milano)
Patty Kostkova (CeRC, City University, London)
Carlos Castillo (Qatar Computing Research Institute)
Ciro Cattuto (Institute for Scientific Interchange
Foundation)
Ruggero Cavallo (Harvard)
Andreas Krause (ETH Zurich)
Kuan-Ta Chen (Academia Sinica)
Siddharth Suri (Microsoft Research)
Alon Halevi (Google)
Ingmar Weber (Qatar Computing Research Institute)
John Horton (NYU)
Daniel Weld (University of Washington, CSE)
Shaili Jain (Microsoft)
Narahari Yadati (Indian Institute of Science)
Adam Kalai (Microsoft Research)
Haoqi Zhang (Northwestern University)
Aditya Parameswaran (Stanford University)
Yaron Singer (Harvard)
Research Track Area Program Committee: Internet Economics and Monetization
Area Chairs
 Arpita Ghosh (Cornell Univ.)
 Vanja Josifovski (Google)
PC Members
Liad Blumrosen (The Hebrew Univ.)
Ron Lavi (The Technion — Israel Institute of Technology)
Anirban Dasgupta (Yahoo! Research)
Jeffrey Mackie-Mason (Univ. of Michigan)
Nikhil Devanur (Microsoft Research)
Preston McAfee (Google)
Gagan Goel (Google Research)
Aranyak Mehta (Google)
Ashish Goel (Stanford Univ.)
Vahab Mirrokni (Google Research)
Sreenivas Gollapudi (Microsoft Research)
S Muthukrishnan (Rutgers Univ. and Microsoft Research)
Patrick Hummel (Google Inc.)
Uri Nadav (Google)
Krishnamurthy Iyer (Cornell Univ.)
Michael Ostrovsky (Stanford Univ.)
Kamal Jain (eBay Research)
David Pennock (Microsoft Research)
Ramesh Johari (Stanford Univ.)
Michael Schapira (Yale Univ.& U.C. Berkeley)
Radu Jurca (Google Inc. Switzerland)
Eric Sodomka (Brown Univ.)
Sebastien Lahaie (Microsoft Research)
Research Track Area Program Committee: Security,Privacy, Trust, and Abuse
Area Chairs
 Nicolas Christin (Carnegie Mellon)
 Yongdae Kim (KAIST)
PC Members
Lucas Ballard (Google)
Kirill Levchenko (UC San Diego)
Davide Balzarotti (Eurecom)
Zhenkai Liang (National Univ. of Singapore)
Elie Bursztein (Google)
Prateek Mittal (Princeton Univ.)
Yan Chen (Northwestern Univ.)
Abedelaziz Mohaisen (Verisign Labs)
Emiliano De Cristofaro (PARC/UCL)
Tyler Moore (Southern Methodist Univ.)
Serge Egelman (UC Berkeley and ICSI)
Vern Paxson (UC Berkeley and ICSI)
Thorsten Holz (Ruhr-Universität Bochum)
Stuart Schechter (Microsoft Research)
Markus Jakobsson (FatSkunk)
Elaine Shi (Univ. of Maryland)
Rob Jansen (Naval Research Laboratory)
Robin Sommer (ICSI and LBNL)
Aaron Johnson (Naval Research Laboratory)
Sid Stamm (Mozilla)
Jaeyeon Jung (Microsoft Research)
Dan Wallach (Rice Univ.)
Engin Kirda (Northeastern Univ.)
Xiaofeng Wang (Indiana Univ.)
Christopher Kruegel (UC Santa Barbara)
Christo Wilson (Northeastern Univ.)
Wenke Lee (Georgia Institute of Technology)
Haifeng Yu (National Univ. of Singapore)
Research Track Area Program Committee: Semantic Web
Area Chairs
 Ramanthan Guha (Google)
 Daniel Schwabe (Pontifical Catholic Univ. of Rio de Janeiro)
PC Members
Kemafor Anyanwu (North Carolina State Univ.)
Edgar Meij (Yahoo! Research)
Marcelo Arenas (PUC, Chile)
Peter Mika (Yahoo! Research)
Sören Auer (Universität Leipzig)
Dunja Mladenic (Josef Stefan Institute)
Abraham Bernstein (Univ. of Zurich)
N. S. Narayanaswamy (IIT, Madras)
Marco Casanova (PUC)
Peter Patel-Schneider (Nuance)
Key-Sun Choi (KAIST)
Terry Payne (Univ. of Liverpool)
Oscar Corcho (Universidad Politécnica de Madrid)
Marta Sabou (MODUL Univ. Viena)
Philippe Cudré-Mauroux (U. of Fribourg)
Ansgar Scherp (Univ. of Mannheim)
Stefan Decker (DERI Galway)
Amit Sheth (Kno.e.sis Center, Wright State Univ.)
Fabien Gandon (INRIA)
Ramakrishnan Srikant (Google)
Aldo Cangemi (Universidad Politécnica de Madrid)
Kavitha Srinivas (IBM Research)
Asunción Gómez-Pérez (Universidad Politécnica de Madrid) Steffen Staab (Univ. of Koblenz-Landau)
Vineet Gupta (Google)
Haofen Wang (Shanghai Jiao Tong Univ.)
Alon Halevy (Google)
Zhichun Wang (Tsinghua Univ.)
Martin Hepp (Bundeswehr Univ. Munich, Germany)
Chris Welty (IBM Research)
Lalana Kagal (MIT)
Josiane Xavier Parreira (DERI – National Univ. of Ireland)
Jaap Kamps (Univ. of Amsterdam)
Research Track Area Program Committee: Social Networks and Graph Analysis
Area Chairs
 Aristides Gionis (Aalto Univ.)
 Alessandro Panconesi (Sapienza Univ. of Rome)
PC Members
Lada Adamic (Univ. of Michigan)
Aris Anagnostopoulos (Sapienza Univ. of Rome)
Luca Becchetti (Sapienza Univ. of Rome)
Andras Benczur (Hungarian Academy of Sciences)
Paolo Boldi (Universita degli Studi di Milano)
Francesco Bonchi (Yahoo! Research)
Wei Chen (Microsoft Research Asia)
Aaron Clauset (Univ. of Colorado Boulder)
Gao Cong (Nanyang Technological Univ.)
Yafei Dai (Peking Univ.)
Nilesh Dalvi (Facebook)
Gianmarco De Francisci Morales (Yahoo! Research)
Gianluca Demartini (Univ. of Fribourg)
Christos Faloutsos (CMU)
Pierre Fraigniaud (Université Paris Diderot)
Ada Wai-Chee Fu (Chinese Univ. of Hong Kong)
Norbert Fuhr (Univ. of Duisburg-Essen)
Sabrina Gaito (Universita degli Studi di Milano)
Sharad Goel (Microsoft Research)
Manuel Gomez Rodriguez (MPI)
Francesco Gullo (Yahoo! Research)
Krishna Gummadi (MPI)
Jake Hofman (Microsoft Research)
Stratis Ioannidis (Technicolor)
Panos Kalnis (King Abdullah Univ. of Science &Tech)
Yoshinobu Kawahara (Osaka Univ.)
Emre Kiciman (Microsoft Research)
Masahiro Kimura (Ryukoku Univ.)
Georgia Koutrika (HP Labs)
Ponnurangam Kumaraguru (IIIT-Delhi)
Haewoon Kwak (Telefonica Research)
Silvio Lattanzi (Google)
Kristina Lerman (Univ. of Southern California)
Hang Li (Huawei Noah’s Ark Lab)
David Liben-Nowell (Carleton College)
Edo Liberty (Yahoo Labs)
Nelly Litvak (Univ. of Twente)
Claudio Lucchese (ISTI-CNR)
Michael Mahoney (Stanford Univ.)
Madhav Marathe (Virginia Tech)
Winter Mason (Stevens Institute of Technology)
Michael Mathioudakis (Helsinki Institute for Info.Technology)
Alan Mislove (Northeastern Univ.)
Alice Oh (KAIST)
Giuseppe Ottaviano (Univ. of Pisa)
Themis Palpanas (Univ. of Trento)
Rina Panigrahy (Microsoft Research)
Paolo Parigi (Stanford Univ.)
Konstantinos Pelechrinis (Univ. of Pittsburgh)
Marco Pellegrini (IIT-CNR)
Ali Pinar (Sandia National Labs)
Evaggelia Pitoura (Univ. of Ioannina)
B. Aditya Prakash (Virginia Tech)
Giancarlo Ruffo (Università di Torino)
Alessandra Sala (Alcatel-Lucent Bell Labs)
Massimo Santini (Universita degli Studi di Milano)
Atish Das Sarma (eBay Research Labs)
Lars Schmidt-Thieme (Univ. of Hildesheim)
Mauro Sozio (Telecom ParisTech)
Julinda Stefa (Sapienza Univ. of Rome)
Aixin Sun (Nanyang Technological Univ.)
Nikolaj Tatti (Aalto Univ.)
Evimaria Terzi (Boston Univ.)
Hanghang Tong (City College, CUNY)
Panayiotis Tsaparas (Univ. of Ioannina)
Charalampos Tsourakakis (Aalto Science Institute)
Johan Ugander (Cornell Univ.)
Antti Ukkonen (Helsinki Institute for Information Technology)
Eli Upfal (Brown Univ.)
Sergei Vassilvitskii (Google)
Jianyong Wang (Tsinghua Univ.)
Christo Wilson (Northeastern Univ.)
Raymond Chi-Wing Wong (Hong Kong Univ. of Science &Tech.)
Lexing Xie (Australian National Univ.)
Xifeng Yan (Univ. of California at Santa Barbara)
Georgios Zervas (Boston Univ.)
Ben Zhao (UC Santa Barbara)
Heather Zheng (UC Santa Barbara)
Xingquan Zhu (Univ. of Technology, Sydney)
Research Track Area Program Committee:
Software Infrastructure, Performance, Scalability, and Availability
Area Chairs
 Zhen Xiao (Peking Univ.)
 Malgorzata Steinder (IBM Research)
PC Members
Virgilio Almeida (UFMG)
Rick Schlichting (AT&T Labs Research)
Ken Birman (Cornell Univ.)
Shirin Sohrabi (IBM T. J. Watson Research Center)
Haibo Chen (Shanghai Jiao Tong Univ.)
Weijia Song (Computer Center, Peking Univ, Beijing)
Byung-Gon Chun (Microsoft)
Gosia Steinder (IBM T. J. Watson Research Center)
Michele Colajanni (Univ. of Modena)
Stefan Tai (KIT)
Minyi Guo (Shanghai Jiao Tong Univ.)
Bhuvan Urgaonkar (Pennsylvania State Univ.)
Jiming Liu (Hong Kong Baptist Univ.)
Robbert Van Renesse (Cornell Univ.)
John C.S. Lui (The Chinese Univ. of Hong Kong)
C.L. Wang (The Univ. of Hong Kong)
Greg Malewicz (Facebook)
Zhen Xiao (Peking Univ.)
Beng Chin Ooi (National Univ. of Singapore)
Research Track Area Program Committee: User Interfaces, Human Factors, and MobileDevices
Area Chairs
 Cecilia Mascolo (Univ. of Cambridge)
 Xing Xie (Microsoft Research Asia)
PC Members
Susanne Boll (Univ. of Oldenburg)
Ilias Leontiadis (Telefonica Research)
Andrew Campbell (Dartmouth College)
Jiebo Luo (Univ. of Rochester Rochester)
Lei Chen (Hong Kong Univ. of Science and Technology)
Qin Lv (Univ. of Colorado at Boulder)
Ed H. Chi (Google)
Natasa Milic-Frayling (Microsoft Research)
Hao-Hua Chu (National Taiwan Univ.)
Mirco Musolesi (Univ. of Birmingham)
Karen Church (Yahoo! Labs)
Nuria Oliver (Telefonica Research)
Henriette Cramer (Yahoo! Labs)
Eamonn O’Neill (Univ. of Bath)
Daniel Gatica-Perez (EPFL)
Daniele Quercia (Yahoo! Labs)
Takahiro Hara (Osaka Univ.)
Salvatore Scellato (Google)
Otmar Hilliges (ETH Zurich)
Junehwa Song (KAIST)
Vaiva Kalnikaite (Univ. College London)
Feng Tian (Institute of Software, Chinese Academy of Sciences)
Marc Langheinrich (Univ. of Lugano)
Nicholas Yuan (Microsoft Research Asia)
Neal Lathia (Univ. of Cambridge)
Vincent W. Zheng (Advanced Digital Sciences Center)
Wang-Chien Lee (The Pennsylvania State Univ.)
Research Track Area Program Committee: Web Mining
Area Chairs
 Rajeev Rastogi (Amazon)
 Yutaka Matsuo (Univ. of Tokyo)
PC Members
Azin Ashkan (Univ. of Waterloo)
Arjun Mukherjee (Univ. of Illinois, Chicago)
Smriti Bhagat (Technicolor)
Zaiqing Nie (Microsoft Research Asia)
Mikhail Bilenko (Microsoft Research)
Alexandros Ntoulas (Microsoft Research)
Michael Cafarella (Univ. of Michigan)
Umut Ozertem (Microsoft Research)
Rui Cai (Microsoft Research Asia)
Rina Panigrahy (Microsoft Research)
Vineet Chaoji (Amazon)
Nish Parikh (Ebay Research Labs)
Sanjay Chawla (Univ. of Sydney)
Srinivasan Parthasarthy (Ohio State Univ.)
Yun Chi (NEC Labs)
Jian Pei (Simon Fraser Univ.)
Bee-Chung Chen (LinkedIn)
Simone Ponzetto (Universitat Mannheim)
Brian Davison (Lehigh Univ.)
Kira Radinsky (Technion)
Eduard Dragut (Temple Univ.)
Naren Ramakrishnan (Virginia Tech)
Minos Garofalakis (Technical Univ. of Crete, Chania)
B. Ravindran (IIT Madras)
Natalie Glance (Google)
Mark Sandler (Google)
Qi He (LinkedIn)
Sunita Sarawagi (IIT Bombay)
Ralf Herbrich (Amazon)
Venu Satuluri (Twitter)
Daxin Jiang (Microsoft Research Asia)
Dou Shen (Microsoft Adcenter Labs)
Jaewoo Kang (Korea Univ.)
Myra Spiliopoulou (U. Magdeburg)
Anitha Kannan (Microsoft Research)
Jaideep Srivastava (Univ. of Minnesota)
Evangelos Kanoulas (Google)
Neel Sundaresan (Ebay Research Labs)
Sang-Wook Kim (Hanyang Univ.)
Lei Tang (Walmart Labs)
Yehuda Koren (Google)
Masashi Toyoda (Univ. of Tokyo)
Christian Arnd Konig (Microsoft Research)
Michalis Vazirgiannis (AUEB)
Nick Koudas (Univ. of Toronto)
S. V. N. Vishwanathan (Purdue Univ.)
Mayank Lahiri (Univ. of Illinois, Chicago)
Jianyong Wang (Tsinghua Univ.)
Wai Lam (Chinese Univ. of Hong Kong)
Ke Wang (Simon Fraser Univ.)
Hady Lauw (Singapore Management Univ.)
Michael Wurst (TU Dortmund)
Chengkai Li (Univ. of Texas, Arlington)
Hui Xiong (Rutgers Univ.)
Xiaoli Li (Institute for Infocomm Research)
Shuang-Hong Yang (Twitter)
Ee-Peng Lim (Singapore Management Univ.)
Emine Yilmaz (Microsoft Research)
Huan Liu (Arizona State Univ.)
Jeffery Xu Yu (Chinese Univ. of Hong Kong)
Yue Lu (Univ. of Illinois, Urbana Champaign)
Philip Yu (Univ. of Illinois, Chicago)
Michael Lyu (Chinese Univ. of Hong Kong)
Mohammed Zaki (RPI)
Hao Ma (Microsoft Research)
Lei Zhang (Univ. of Illinois, Chicago)
Srujana Merugu (Amazon)
Zhe Zhao (Univ. of Michigan)
Vahab Mirrokni (Google)
Feida Zhu (Singapore Management Univ.)
Bamshad Mobasher (DePaul Univ.)
Research Track Area Program Committee: Web Search Systems and Applications
Area Chairs
 Yoelle Maarek (Yahoo Labs)
 Junghoo Cho (UCLA)
PC Members
James Allan (UMass Amherst)
Amruta Joshi (Google)
Omar Alonso (Microsoft)
Ronny Lempel (Yahoo Labs)
Jaime Arguello (Univ. of North Carolina at Chapel Hill)
Edo Liberty (Yahoo Labs)
Ziv Bar-Yossef (Google)
Ee-Peng Lim (Singapore Management Univ.)
Behshad Behzadi (Google)
Wei-Ying Ma (Microsoft Research Asia)
Edward Bortnikov (Yahoo Labs)
Mark Manasse (Microsoft Research)
Rui Cai (Microsoft Research Asia)
Vanessa Murdock (Microsoft)
B. Barla Cambazoglu (Yahoo Labs)
Jian Pei (Simon Fraser Univ.)
David Carmel (Yahoo Labs)
Sriram Raghavan (IBM Research – India)
Soumen Chakrabarti (IIT Bombay)
Uri Schonfeld (UCLA)
Kevin Chang (Univ. of Illinois at Urbana-Champaign)
Fabrizio Silvestri (ISTI – CNR)
Yi Chang (Yahoo Labs)
D Sivakumar (Google)
Maarten de Rijke (Univ. of Amsterdam)
Neel Sundaresan (eBay Research Labs)
Arjen de Vries (CWI)
Idan Szpektor (Yahoo Labs)
Fernando Diaz (Microsoft Research)
Stratis Viglas (Univ. of Edinburgh)
Marcus Fontoura (Google)
Sebastiano Vigna (Universita degli Studi di Milano)
Antonio Gulli (Microsoft)
Michael Welch (Yahoo!)
Maxim Gurevich (Google)
Ji-Rong Wen (Microsoft Research Asia)
Djoerd Hiemstra (Q-able and Univ. of Twente)
Tao Yang (Ask.com and UCSB)
Chu-Cheng Hsieh (eBay Research Labs)
Elad Yom-Tov (Microsoft Research)
External Reviewers List
Ibrahim Abdelaziz
Ehab Abdelhamid
Eytan Adar
Abhijin Adiga
Manoj Agarwal
Elif Aktolga
Bernhard Amann
Pramod Anantharam
Mauro Andreolini
Samur Araujo
Cigdem Aslay
Magda Balazinska
Nicola Barbieri
Cosmin Basca
Aditya Bashkara
Vincent Bindschadler
Sebastian Blohm
Alessandro Bozzon
Adrian M.P. Brasoveanu
George Brova
Carlos Buil Aranda
Keke Cai
Davide Canali
Yinzhi Cao
Rose Catherine
Prithwish Chakraborty
Hung-Hsuan Chen
Jia Chen
Shirley Zhe Chen
Shouyuan Chen
Xixian Chen
Yuan-Hsin Chen
Yunfei Chen
Flavio Chierichetti
Donghee Choi
Jaehoon Choi
Maria Christoforaki
Zan Chu
Eleonora Ciceri
Sergio Consoli
Christoph Csallner
Soteris Demetriou
Martina Deplano
Mayank Dhiman
Anh Dinh
Chaabane Djeraba
Trinh-Minh-Tri Do
Zhicheng Dou
Ahmed El-Kishky
Alessandro Epasto
Nico Erbs
Ivan Ermilov
Stefano Faralli
Wei Feng
Yanjie Fu
Luca Galli
Huiji Gao
Sidan Gao
Wenxuan Gao
David Garcia Soriano
Raúl García-Castro
Dinesh Garg
Daniel Garijo
Christos Giatsidis
Behzad Golshan
Charles Gomez
Anja Grunheid
Pritam Gundecha
Guibing Guo
Honglei Guo
Zhen Hai
Aidan Hogan
Christopher Homan
Junjie Hu
Tianran Hu
Silu Huang
Ioana Hulpus
Fuad Jamour
Lifeng Jia
Minhao Jiang
Xin Jin
Manas Joglekar
Isaac Jones
Nobuhiro Kaji
Shankar Kalyanaraman
Alexandros Karatzoglou
Rrasoul Karimi
Sarvnaz Karimi
Gilad Katz
Ali Khalili
Maleq Khan
Reza Khani
Byoungjip Kim
Donghyeon Kim
Hyeongsik Kim
Seongsoon Kim
Aleksandra Korolova
Georg Krempl
Shamanth Kumar
Yongchul Kwon
Sarasi Lalithsena
Riccardo Lancellotti
Tobias Lauinger
Danielle H. Lee
Randall Lewis
Baichuan Li
Matteo Lissandrini
Bin Liu
Guannan Liu
Jing Liu
Paul Liu
Xitong Liu
Cheng Long
Gang Luo
Zongyang Ma
Fadi Maali
Gabriel Magno
Ahmad Mahmoody
Fragkiskos Malliaros
Jian Mao
Andrea Mauri
Sarah Meiklejohn
Weiyi Meng
Daniela Miao
David Milne
Andrea Moro
Davide Mottin
Collin Mulliner
Seffi Naor
Hamid Nazerzadeh
Daniel Neill
Vinh Nguyen
Greg Norcie
Besmira Nushi
Andrea Nuzzolese
Renato Paes Leme
Martin Pal
Xiang Pan
Andre Panisson
Dimitra Papadimitriou
Ulrich Paquet
Sharon Paradesi
Souneil Park
Bibek Paudel
Michael Paul
Paul Pearce
Jaakko Peltonen
Chengbin Peng
Silvio Peroni
Mohammad Taher Pilehvar
Adrienne Porter Felt
Davide Proserpio
Zhenyang Qu
Zhi Qu
Nur Aini Rakhmawati
Suhas Ranganath
Vaibhav Rastogi
Vibhor Rastogi
Padmashree Ravindra
Theodoros Rekatsinas
Matteo Riondato
Bene Rodriguez
Francois Rousseau
Delia Rusu
Sudip Saha
Shaghayegh Sahebi
Darshan Santani
Denis Savenkov
Nicolas Schilling
Suvash Sedhain
Oshani Seneviratne
Juan F. Sequeda
Haichuan Shang
Zechao Shang
External Reviewers List
(Continued)
Dennisv Shasha
Eugene Shekita
Chih-Ya Shen
Wei Shen
Fuming Shih
Masumi Shirakawa
Kelvin Sim
Adish Singla
Aleksander Slominski
Ruihua Song
Yanglei Song
Janez Starc
Amanda Stent
Bor-Yiing Su
Emilio Sulis
Shashidhar Sundereisan
Samarth Swarup
Shulong Tan
Xun Tang
Sandeep Tata
Alberto Tonon
László Török
Mitja Trampus
Mikalai Tsytsarau
Joerg Unbehauen
Marie Vasek
Erik Vee
Deepak Vijayakeerthi
Riccardo Volonterio
Anil Vullikanti
Michael WŸrsch
Benjamin Wang
Chenguang Wang
Gang Wang
Quan Wang
Taifeng Wang
Lydia Weiland
Xitao Wen
Andrew G. West
David
Huanhuan Wu
Le Wu
Zhaohui Wu
Marcin Wylot
Hu Xia
Wei Xie
Tong Xu
Wei Xu
Yanyan Xu
Hui Xue
Jilong Xue
Ning Yan
Qiqi Yan
Bao Yang
Liu Yang
Zhi Yang
Junjie Yao
Peifeng Yin
Naoki Yoshinaga
Quanzeng You
Honglin Yu
Jianbo Yuan
Quan Yuan
Chao Zhang
Chenyi Zhang
Gensheng Zhang
Lei Zhang
Quanlu Zhang
Wei Zhang
Xiao Zhang
Bo Zhao
Xiaohan Zhao
Xin Zhao
Zheng Zhao
Yong Zheng
Linhong Zhu
Yin Zhu
Matteo Zignani
Bo Zong
Demos Track
Track Chairs
 Jaewoo Kang (Korea Univ.)
 Yufei Tao (Chinese Univ. of Hong Kong)
PC Members
Omar Alonso (Microsoft)
Ching Man Au Yeung (Noah’s Ark Lab. Huawei)
Amit Awekar (Indian Institute of Technology)
Luciano Barbosa (AT&T Labs-Research)
Khalid Belhajjame (Paris Dauphine Univ.)
Jim Blomo (Yelp.com)
Olivier Bolssier (DES Mines Saint-Etienne)
Irene Celino (CEFRIEL-ICT Inst.)
Byron Choi (Texas State Univ.)
Yon Dohn Chung (Korea Univ.)
Eli Cortez (Neemu Technologies)
Alfredo Cuzzocrea (ICAR-CNR and Univ. of Calabria)
Byron Gao (Texas State Univ.)
Christophe Guéret (DANS)
Shengbo Guo (Samsung)
Mark Michael Hall (Univ. of Sheffield)
Harry Halpin (World Wide Web Consortium)
Dominique Hazael-Massieux (W3C)
Steven C.H. Hoi (Nanyang Technological Univ.)
Yi Hong (WalmartLabs)
Eero Hyvönen (Aalto Univ. and Univ. of Helsinki)
Jiwoon Jeon (Google)
Kyomin Jung (KAIST)
Zoubida Kedad (Univ. of Versailles)
Chulyun Kim (Gachon Univ.)
Developers Track
Track Chairs
 Alejandro Jaimes (Yahoo! Labs)
 Seokchan Channy Yun (Daum Communications Corp.)
PC Members
Frédéric Wenzel (Mozilla Corp)
Lin Clark (DERI)
Daniel Meredith (Google, Inc)
Kwang-Hyun Kim(NHN Corporation)
Irwin King (The Chinese Univ. of Hong Kong)
Sangkeun Lee (Korea Univ.)
Lipyeow Lim (Univ. of Hawaii at Manoa)
Huan Liu (Arizona State Univ.)
Mirella M. Moro (Univ. Federal de Minas Gerais – UFMG)
Hao Ma (Microsoft Research)
Jun-Ki Min (Korea Univ. of Technology and Education)
Kyriakos Mouratidis (Singapore Management Univ.)
Hye-Young Paik (Univ. of New South Wales)
Sanghyun Park (Yonsei Univ.)
Carlos Eduardo Pires (UFCG)
Sourav S Bhowmick (Nanyang Technological Univ.)
Mohamed Sharaf (Univ. of Queensland)
Ryan Shaw (Univ. of North Carolina at Chapel Hill)
Cheng Sheng (Google)
Fabrizio Silvestri (ISTI – CNR)
Damires Souza (IFPB)
Georgy Vouros (Univ. of Piraeus)
Xufei Wang (Arizona State Univ.)
Taifeng Wang (Microsoft Research Asia)
Xiaokui Xiao (Nanyang Technological Univ.)
Hwanjo Yu (POSTECH)
Rui Zhang (Univ. of Melbourne)
Shuigeng Zhou (Fudan Univ.)
Industry Track Advisory Committee
Track Chairs
 Rakesh Agrawal (Microsoft Research)
 Chang Song (NAVER)
Advisory Committee
Adam Messinger (Twitter CTO)
Won Kim (Professor at Gacheon University)
Henk Goosen (OptumSoft CEO/CTO)
Raffi Krikorian (Twitter VP of Engineering)
Myle Ott (Facebook)
Greg Malewicz (Facebook)
Ron Brachman (Head of Yahoo Labs)
Prabhakar Raghavan (VP of Engineering at Google)
Qi Lu (Executive VP at Microsoft)
Rajesh Parekh (Sr. Director at Groupon)
Ph.D. Symposium Track
Track Chairs
 Jianyong Wang (Tsinghua Univ.)
 Hayato Yamana (Waseda Univ.)
PC Members
Sayaka Akioka (Meiji Univ.)
Enhong Chen (Univ. of Science and Technology of China)
Gao Cong (Nanyang Technological Univ.)
Atsushi Fujii (Tokyo Institute of Technology)
Sumio Fujita (Yahoo! Japan)
Kin Fun Li (Univ. of Victoria)
Yu Hirate (Rakuten Institute of Technology)
Luke Huan (Univ. of Kansas)
Jianbin Huang (Xidian Univ., China)
Adam Jatowt (Kyoto Univ.)
Lili Jiang (Max-Planck-Institut für Informatik)
Kazuhiro Kazama (Wakayama Univ.)
Mengchi Liu (Carleton Univ.)
Ping Luo (HP Research Labs China)
Shuai Ma (Beihang Univ.)
Shinsuke Nakajima (Kyoto Sangyo Univ.)
Satoshi Oyama (Hokkaido Univ.)
Tieyun Qian (Wuhan Univ.)
Arnon Rungsawang (Kasetsart Univ.)
Tetsuya Sakai (Waseda Univ.)
Wei Shen (Tsinghua Univ.)
Tian Tian (Manhattan College)
Jing Wang (The Hong Kong Univ. of Science and Technology)
Junjie Wu (Beihang Univ.)
Xintao Wu (Univ. of North Carolina at Charlotte)
Hwanjo Yu (Pohang Univ. of Science and Technology)
Min Zhang (Tsinghua Univ.)
Posters Track
Track Chairs
 Dongman Lee (KAIST)
 Wolfgang Nejdl (Univ. of Hannover)
PC Members
Dirk Ahlers (Norwegian Univ. of Science and
Technology)
Yong-Yeol Ahn (Indiana Univ. Bloomington)
Mark Baker (Rutgers, The State Univ. of New Jersey)
Wolf-Tilo Balke (Institut für Informationssysteme, TU
Braunschweig)
Vladimir Barash (Morningside Analytics)
Marco Brambilla (Politecnico di Milano)
Carlos Castillo (Qatar Computing Research Institute)
Meeyoung Cha (KAIST)
Michele Colajanni (Univ. of Modena)
Richard Cyganiak (Digital Enterprise Research
Institute)
Florian Daniel (Univ. of Trento)
Atish Das Sarma (eBay Research Labs)
Stefan Dietze (L3S Research Center)
Peter Dolog (Univ. of Aalborg)
Nick Doty (UC Berkeley)
Flavius Frasincar (Erasmus Univ.)
Martin Gaedke (Chemnitz Univ. of Technology)
Kwang-Il Goh (Korea Univ.)
Luiz Goncalves (Universidade Federal do Rio Grande
do Norte)
Michael Hausenblas (Digital Enterprise Research
Institute)
Qi He (LinkedIn)
Vivien Helmut (Telekom)
Andreas Henrich (Univ. of Bamberg)
Laura Hollink (Vrije Universiteit)
Seiji Isotani (Instituto de Ciencias Exactas)
Youngjae Jang (KAIST)
Christopher Jones (Cardiff Univ.)
Murat Kantarcioglu (The Univ. of Texas at Dallas)
Huykang Kim (Korea Univ.)
Haewoon Kwak (Telefonica)
Christoph Lange (Univ. of Bonn)
Jong Gun Lee (Ericsson)
Jae-Gil Lee (KAIST)
Sune Lehmann (Technical Univ. of Denmark)
Olga Liskin (Leibniz Univ. of Hanover)
Simon Mayer (ETH Zurich)
Lionel Medini (Centre national de la recherche
scientifique)
Mirco Musolesi (Univ. of Birmingham)
Claudia Niederée (L3S Research Center)
Paolo Parigi (Stanford Univ.)
Juyong Park (KAIST)
Cesare Pautasso (Univ. of Lugano)
Ross Purves (Univ. of Zurich)
Thomas Risse (L3S Research Center)
Carolyn Rose (Carnegie Mellon Univ.)
Thomas Sandholm (Hewlett-Packard Laboratories)
Felix Sasaki (DFKI)
Ansgar Sasaki (Univ. of Mannheim, Germany)
Lars Schmidt-Thieme (Univ. of Hildesheim)
Eric Sodomka (Brown Univ.)
Seung-Woo Son (Hanyang Univ.)
Markus Strohmaier (Univ. of Koblenz-Landau)
Stefan Tai (Karlsruhe Institute of Technology)
Dashun Wang (IBM)
Marco Winckler (Univ. Paul Sabatier)
Hui Xiong (Rutgers, The State Univ. of New Jersey)
Tutorial Organizers
1
Online Learning and Linked Data - Lessons
Learned and Best Practices
John Domingueand Alexander Mikroyannidis
2
Entity Resolution in the Web of Data
3
4
Towards a Social Media Analytics Platform: Event
Detection and Description for Microblogs
Trust in Social Computing
Kostas Stefanidis, Vasilis Efthymiou, Melanie
Herschel and Vassilis Christophides
Manish Gupta and Kevin Chang
5
Re-using Media On The Web
Lyndon Nixon, Vasileios Mezaris and Benoit Huet
6
The Mobile Semantic Web
Shonali Krishnaswamy and Yuan-Fang Li
7
Concept-Level Sentiment Analysis
Erik Cambria
8
Social Recommender Systems
Ido Guy
9
Social Spam, Campaigns, Misinformation and
Crowdturfing
Scalability and Efficiency Challenges in LargeScale Web Search Engines
E-commerce Product Search:
Personalization, Diversification, and beyond
Computational Models for Social Influence
Analysis
Learning to Efficiently Rank on Big Data
Kyumin Lee, James Caverlee and Calton Pu
10
11
12
13
Jiliang Tang and Huan Liu
B. Barla Cambazoglu and Ricardo Baeza-Yates
Atish Das Sarma, Nish Parikh and Neel Sundaresan
Jie Tang and Jimeng Sun
Lidan Wang, Jimmy Lin, Donald Metzler and
Jiawei Han
Web Science Track
Track Program Chairs
 Harith Alani (Knowledge Media Institute)
 Matthew Weber (Rutgers University)
PC Members
Robert Ackland (The Australian National Univ.)
Nitin Agarwal (Univ. of Arkansas at Little Rock)
Hans Akkermans (VU Univ. Amsterdam)
Pramod Anantharam (Knoesis Center)
Lora Aroyo (VU Univ. Amsterdam)
Youngmin Baek (Yonsei Univ.)
Payam Barnaghi (Univ. of Surrey)
Tamas David-Barrett (Univ. Oxford)
Stephane B. Bazan (Universite Saint-Joseph de
Beyrouth)
Kalina Bontcheva (Univ. of Sheffield)
John Breslin (National Univ. of Ireland, Galway)
Pamela Briggs (Northumbria Univ.)
Gregoire Burel (The Open Univ.)
Elizabeth Ampaeli Cano (Aston Univ.)
Leslie Carr (Univ. of Southampton)
Ciro Cattuto (ISI Foundation)
Meeyoung Cha (KAIST)
Smitashree Choudhury (KMI, The Open Univ.)
Edward Curry (National Univ. of Ireland, Galway)
Mathieu D’Aquin (Knowledge Media Institute, The
Open Univ.)
Pieter De Leenheer (VU Amsterdam)
Annalisa De Liddo(KMI, The Open Univ.)
Stefan Dietze (L3S Research Center)
Miriam Fernandez (KMI, Open Univ.)
Emilio Ferrara (Indiana Univ., Bloomington)
Alessandro Flammini (Indiana Univ.)
Fabien Gandon (Inria)
Darren Gergle (Northwestern Univ)
Thomas Gottron (Univ. of Koblenz-Landau)
Paul Groth (VU Univ. Amsterdam)
Simon Harper (Univ. of Manchester)
Conor Hayes (National Univ. of Ireland, Galway)
Laura Hollink (VU Univ. Amsterdam)
Clare Hooper (Univ. of Southampton)
Karolin Eva Kappler (Fern Universitat in Hagen,)
Ricardo Kawase (L3S Research Center & Leibniz
Universitat Hannover)
Hong-Gee Kim (Seoul National Univ.)
Yong-Chan Kim (Yonsei Univ.)
Jerome Kunegis (Univ. of Koblenz-Landau)
Wonjae Lee (KAIST)
Yu-Ru Lin (Univ. of Pittsburgh)
Catherine Marshall (Microsoft Research)
Yelena Mejova (Qatar Computing Research Institute)
Elaheh Momeni (Univ. of Vienna)
Alexandre Monnin (Univ. Pantheon –-Sorbonne(Paris I))
Claudia Niederee (L3S Research Center)
Natasha Noy (Stanford Univ.)
Kieron O’Hara (Univ. of Southampton)
Katya Ognyanova (Northeastern Univ.)
Han Woo Park (Yeungnam Univ.)
Denis Parra (Pontificia Universidad Catolica de Chile)
Hemant Purohit (Ohio Center of Excellence in
Knowledge-enabled Computing (Kno.e.sis))
Daniele Quercia (Yahoo Labs)
Miriam Redi (Eurecom)
Matthew Rowe (Lancaster Univ)
Hassan Saif, KMI (Open Univ.)
Ralph Schroeder (Oxford Internet Institute)
Zhenning Shangguan (Rensselaer Polytechnic Institute)
Cuihua Shen (Univ. of Texas at Dallas)
Elena Simperl (Univ. of Southampton)
Steffen Staab (Univ. of Koblenz-Landau)
Markus Strohmaier (Univ. of Koblenz-Landau)
Ramine Tinati (Univ. of Southampton)
Thanassis Tiropanis (Univ. of Southampton)
Christoph Trattner (Technical Univ. of Graz, Austria)
Michalis Vafopoulos (Nat’l Technical Univ. of Athens)
Markel Vigo (Univ. of Manchester)
Claudia Wagner (GESIS – Leibniz Institute for Social
Sciences)
Mark Weal (Univ. of Southampton)
Craig Webber (The Univ. of Southampton)
Ingmar Weber (Qatar Computing Research Institute)
Tingshao Zhu (Institute of Psychology, Chinese
Academy of Sciences)
Workshop Organizers
1 6th Web Intelligence and Communities Workshop
(WI&C 2014)
Rajendra Akerkar, Pierre Maret and Laurent Vercouter
2 Vertical Search Relevance Workshop
Hongbo Deng, Jiang Bian, Yi Chang and
Neel Sundaresan
Nigel Shadbolt, James Hendler, Noshir Contractor and
Elena Simperl
Aziz Mohaisen, Hyoungshick Kim, Yong Li, Pan Hui and
Nishanth Sastry
Adam Jatowt, Carlos Castillo, James Caverlee and
Katsumi Tanaka
3 SOCM2014: The Theory and Practice of Social
Machines
4 The 6th Annual Workshop on Simplifying
Complex Networks for Practitioners
5 WebQuality 2014
6 Fifth International Workshop on Web APIs and
RESTful Design
Ruben Verborgh, Thomas Steiner and Carlos Pedrinaci
7 #Microposts2014 – The 4th Making Sense of
Microposts Workshop
Matthew Rowe, Milan Stankovic and Aba-Sah Dadzie
8 SNOW 2014: 2nd Workshop on Social News on
the Web
Gianmarco De Francisci Morales, Luca Maria Aiello,
Fabrizio Silvestri and Symeon Papadopoulos
Tim Furche, Giorgio Orsi, Paolo Merialdo, and Valter
Crescenzi
U Kang, Leman Akoglu, Polo Chau and Christos
Faloutsos
9 DEOS'14: Data Extraction and Object Search ‘14
10 Workshop on Big Graph Mining
11 5th International Workshop on Modeling Social
Media: Mining Big Data in Social Media and the
Web (MSM 2014)
Alvin Chin, Martin Atzmueller and Christoph Trattner
12 BigScholar 2014: The First WWW Workshop on
Big Scholarly Data: Towards the Web of Scholars
Feng Xia, Irwin King and Huan Liu
13 4th Temporal Web Analytics
Workshop(TempWeb)
Ricardo Baeza-Yates, Julien Masanes and Marc Spaniol
14 7th International Workshop about Linked Data on
the Web (LDOW2014)
Christian Bizer, Tom Heath, Sören Auer and
Tim Berners-Lee
Jian Wang, Ido Guy and Li Chen
15 5th International Workshop on Social
Recommender Systems (SRS2014)
16 2nd International Web Observatory Workshop
(WOW2014)
Kevin Page, David De Roure and Wolfgang Nejdl
17 2nd Public Health in the Digital Age: Social Media,
Crowdsourcing and Participatory Systems (2nd
PHDA 2014)
18 Connecting Online & Offline Life (COOL’2014)
Patty Kostkova, Daniela Paolotti and John Brownstein
19 Workshop on Web-based Education Technologies
(WebET 2014)
Irwin King and Bebo White
20 3rd Large Scale Network Anaysis (LSNA)
Qi He, Yuanyuan Tian, and Toyotaro Suzumura
Emilio Ferrara, YY Ahn, Yana Volkovich and Young-Ho
Eom