2022

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Fair Top-k Ranking with multiple protected groups
Meike Zehlike | Tom Sühr | Ricardo Baeza-Yates | Francesco Bonchi | Carlos Castillo | Sara Hajian
2022 Volume 59 Issue 1

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Diversity in the Music Listening Experience: Insights from Focus Group Interviews
Lorenzo Porcaro | Emilia Gómez | Carlos Castillo
CHIIR '22: ACM SIGIR Conference on Human Information Interaction and Retrieval, Regensburg, Germany, March 14 - 18, 2022

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Rewiring What-to-Watch-Next Recommendations to Reduce Radicalization Pathways
Francesco Fabbri | Yanhao Wang | Francesco Bonchi | Carlos Castillo | Michael Mathioudakis
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Diversity by Design in Music Recommender Systems
Lorenzo Porcaro | Carlos Castillo | Emilia Gómez
2021 Volume 4 Issue 1

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SciClops: Detecting and Contextualizing Scientific Claims for Assisting Manual Fact-Checking
Panayiotis Smeros | Carlos Castillo | Karl Aberer
CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1 - 5, 2021

2020

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Fairness and Transparency in Ranking
Carlos Castillo
Proceedings of the First Workshop on Bridging the Gap between Information Science, Information Retrieval and Data Science (BIRDS 2020) co-located with 43rd International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2020), Xi'an, China (online only), July 30th, - 2020

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FairSearch: A Tool For Fairness in Ranked Search Results
Meike Zehlike | Tom Sühr | Carlos Castillo | Ivan Kitanovski
Companion of The 2020 Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

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Reducing Disparate Exposure in Ranking: A Learning To Rank Approach
Meike Zehlike | Carlos Castillo
WWW '20: The Web Conference 2020, Taipei, Taiwan, April 20-24, 2020

2019

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SciLens: Evaluating the Quality of Scientific News Articles Using Social Media and Scientific Literature Indicators
Panayiotis Smeros | Carlos Castillo | Karl Aberer
The World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019

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Algorithmic Bias in Rankings
Carlos Castillo
Companion of The 2019 World Wide Web Conference, WWW 2019, San Francisco, CA, USA, May 13-17, 2019

2018

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Fairness and Transparency in Ranking
Carlos Castillo
2018 Volume 52 Issue 2

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The 5th International Workshop on Social Web for Disaster Management(SWDM'18): Collective Sensing, Trust, and Resilience in Global Crises
Yu-Ru Lin | Carlos Castillo | Jie Yin
Proceedings of the Eleventh ACM International Conference on Web Search and Data Mining, WSDM 2018, Marina Del Rey, CA, USA, February 5-9, 2018

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A Critical Review of Online Social Data: Biases, Methodological Pitfalls, and Ethical Boundaries
Alexandra Olteanu | Emre Kiciman | Carlos Castillo
Proceedings of the Eleventh ACM International Conference on Web Search and Data Mining, WSDM 2018, Marina Del Rey, CA, USA, February 5-9, 2018

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Processing Social Media Messages in Mass Emergency: Survey Summary
Muhammad Imran | Carlos Castillo | Fernando Diaz | Sarah Vieweg
Companion of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018

2017

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Story-focused reading in online news and its potential for user engagement
Janette Lehmann | Carlos Castillo | Mounia Lalmas | Ricardo Baeza-Yates
2017 Volume 68 Issue 4

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FA*IR: A Fair Top-k Ranking Algorithm
Meike Zehlike | Francesco Bonchi | Carlos Castillo | Sara Hajian | Mohamed Megahed | Ricardo Baeza-Yates
Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, CIKM 2017, Singapore, November 06 - 10, 2017

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Efficient Document Filtering Using Vector Space Topic Expansion and Pattern-Mining: The Case of Event Detection in Microposts
Julia Proskurnia | Ruslan Mavlyutov | Carlos Castillo | Karl Aberer | Philippe Cudré-Mauroux
Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, CIKM 2017, Singapore, November 06 - 10, 2017

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Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, CIKM 2017, Singapore, November 06 - 10, 2017

Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, CIKM 2017, Singapore, November 06 - 10, 2017

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Predicting the Success of Online Petitions Leveraging Multidimensional Time-Series
Julia Proskurnia | Przemyslaw A. Grabowicz | Ryota Kobayashi | Carlos Castillo | Philippe Cudré-Mauroux | Karl Aberer
Proceedings of the 26th International Conference on World Wide Web, WWW 2017, Perth, Australia, April 3-7, 2017

2016

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Overview of the Special Issue on Trust and Veracity of Information in Social Media
Symeon Papadopoulos | Kalina Bontcheva | Eva Jaho | Mihai Lupu | Carlos Castillo
2016 Volume 34 Issue 3

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The Fourth International Workshop on Social Web for Disaster Management (SWDM 2016)
Carlos Castillo | Fernando Diaz | Yu-Ru Lin | Jie Yin
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

2015

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The Case for Readability of Crisis Communications in Social Media
Irina P. Temnikova | Sarah Vieweg | Carlos Castillo
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume

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Towards a Data-driven Approach to Identify Crisis-Related Topics in Social Media Streams
Muhammad Imran | Carlos Castillo
Proceedings of the 24th International Conference on World Wide Web Companion, WWW 2015, Florence, Italy, May 18-22, 2015 - Companion Volume

2014

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Report on the WebQuality 2014 Workshop
Adam Jatowt | Carlos Castillo | James Caverlee | Katsumi Tanaka
2014 Volume 48 Issue 2

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Seventh ACM International Conference on Web Search and Data Mining, WSDM 2014, New York, NY, USA, February 24-28, 2014

Seventh ACM International Conference on Web Search and Data Mining, WSDM 2014, New York, NY, USA, February 24-28, 2014

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Volunteer-powered automatic classification of social media messages for public health in AIDR
Muhammad Imran | Carlos Castillo
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

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AIDR: artificial intelligence for disaster response
Muhammad Imran | Carlos Castillo | Ji Lucas | Patrick Meier | Sarah Vieweg
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume

2013

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Information and Influence Propagation in Social Networks
Wei Chen | Laks V. S. Lakshmanan | Carlos Castillo
2013

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Report on the WebQuality 2013 workshop
Adam Jatowt | Carlos Castillo | Zoltán Gyöngyi | Katsumi Tanaka
2013 Volume 47 Issue 2

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Says who?: automatic text-based content analysis of television news
Carlos Castillo | Gianmarco De Francisci Morales | Marcelo Mendoza | Nasir Khan
Proceedings of the 2013 international workshop on Mining unstructured big data using natural language processing, UnstructureNLP@CIKM 2013, San Francisco, California, USA, October 28, 2013

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Online matching of web content to closed captions in IntoNow
Carlos Castillo | Gianmarco De Francisci Morales | Ajay Shekhawat
The 36th International ACM SIGIR conference on research and development in Information Retrieval, SIGIR '13, Dublin, Ireland - July 28 - August 01, 2013

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Social media news communities: gatekeeping, coverage, and statement bias
Diego Sáez-Trumper | Carlos Castillo | Mounia Lalmas
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013

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Information verification during natural disasters
Abdulfatai Popoola | Dmytro Krasnoshtan | Attila-Péter Tóth | Victor Naroditskiy | Carlos Castillo | Patrick Meier | Iyad Rahwan
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

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Practical extraction of disaster-relevant information from social media
Muhammad Imran | Shady Elbassuoni | Carlos Castillo | Fernando Diaz | Patrick Meier
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

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Finding news curators in twitter
Janette Lehmann | Carlos Castillo | Mounia Lalmas | Ethan Zuckerman
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

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Traffic prediction and discovery of news via news crowds
Carlos Castillo
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

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Complexity and algorithms for composite retrieval
Sihem Amer-Yahia | Francesco Bonchi | Carlos Castillo | Esteban Feuerstein | Isabel Méndez-Díaz | Paula Zabala
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume

2012

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Report on the WebQuality 2012 workshop
Carlos Castillo | Zoltán Gyöngyi | Adam Jatowt | Katsumi Tanaka
2012 Volume 46 Issue 2

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Proceedings of the 2nd Joint WICOW/AIRWeb Workshop on Web Quality, WebQuality '12, Lyon, France, April 16, 2012

Proceedings of the 2nd Joint WICOW/AIRWeb Workshop on Web Quality, WebQuality '12, Lyon, France, April 16, 2012

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Correlating financial time series with micro-blogging activity
Eduardo J. Ruiz | Vagelis Hristidis | Carlos Castillo | Aristides Gionis | Alejandro Jaimes
Proceedings of the Fifth International Conference on Web Search and Web Data Mining, WSDM 2012, Seattle, WA, USA, February 8-12, 2012

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Online team formation in social networks
Aris Anagnostopoulos | Luca Becchetti | Carlos Castillo | Aristides Gionis | Stefano Leonardi
Proceedings of the 21st World Wide Web Conference 2012, WWW 2012, Lyon, France, April 16-20, 2012

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A data-driven sketch of Wikipedia editors
Robert West | Ingmar Weber | Carlos Castillo
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)

2011

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Report on the joint WICOW/AIRWeb workshop on web quality (WebQuality 2011)
Carlos Castillo | Zoltán Gyöngyi | Adam Jatowt | Katsumi Tanaka
2011 Volume 45 Issue 2

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Social Network Analysis and Mining for Business Applications
Francesco Bonchi | Carlos Castillo | Aristides Gionis | Alejandro Jaimes
2011 Volume 2 Issue 3

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Query reformulation mining: models, patterns, and applications
Paolo Boldi | Francesco Bonchi | Carlos Castillo | Sebastiano Vigna
2011 Volume 14 Issue 3

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Proceedings of the 2011 Joint WICOW/AIRWeb Workshop on Web Quality, WebQuality '11, Hyderabad, India, March 28, 2011

Proceedings of the 2011 Joint WICOW/AIRWeb Workshop on Web Quality, WebQuality '11, Hyderabad, India, March 28, 2011

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Information credibility on twitter
Carlos Castillo | Marcelo Mendoza | Barbara Poblete
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011

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Joint WICOW/AIRWeb workshop on web quality (WebQuality 2011)
Carlos Castillo | Zoltán Gyöngyi | Adam Jatowt | Katsumi Tanaka
Proceedings of the 20th International Conference on World Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1, 2011 (Companion Volume)

2010

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Adversarial Web Search
Carlos Castillo | Brian D. Davison
2010 Volume 4 Issue 5

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An optimization framework for query recommendation
Aris Anagnostopoulos | Luca Becchetti | Carlos Castillo | Aristides Gionis
Proceedings of the Third International Conference on Web Search and Web Data Mining, WSDM 2010, New York, NY, USA, February 4-6, 2010

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The effects of time on query flow graph-based models for query suggestion
Ranieri Baraglia | Franco Maria Nardini | Carlos Castillo | Raffaele Perego | Debora Donato | Fabrizio Silvestri
Recherche d'Information Assistée par Ordinateur, RIAO 2010: Adaptivity, Personalization and Fusion of Heterogeneous Information, 9th International Conference, Bibliotheque Nationale de France, Paris, France, April 28-30, 2010, Proceedings

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The demographics of web search
Ingmar Weber | Carlos Castillo
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010

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Query similarity by projecting the query-flow graph
Ilaria Bordino | Carlos Castillo | Debora Donato | Aristides Gionis
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010

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Power in unity: forming teams in large-scale community systems
Aris Anagnostopoulos | Luca Becchetti | Carlos Castillo | Aristides Gionis | Stefano Leonardi
Proceedings of the 19th ACM Conference on Information and Knowledge Management, CIKM 2010, Toronto, Ontario, Canada, October 26-30, 2010

2009

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Query suggestions using query-flow graphs
Paolo Boldi | Francesco Bonchi | Carlos Castillo | Debora Donato | Sebastiano Vigna
Proceedings of the 2009 workshop on Web Search Click Data, WSCD@WSDM 2009, Barcelona, Spain, February 9, 2009

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Optimising topical query decomposition
Marcin Sydow | Francesco Bonchi | Carlos Castillo | Debora Donato
Proceedings of the 2009 workshop on Web Search Click Data, WSCD@WSDM 2009, Barcelona, Spain, February 9, 2009

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Aging effects on query flow graphs for query suggestion
Ranieri Baraglia | Carlos Castillo | Debora Donato | Franco Maria Nardini | Raffaele Perego | Fabrizio Silvestri
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

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Fast shortest path distance estimation in large networks
Michalis Potamias | Francesco Bonchi | Carlos Castillo | Aristides Gionis
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

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Voting in social networks
Paolo Boldi | Francesco Bonchi | Carlos Castillo | Sebastiano Vigna
Proceedings of the 18th ACM Conference on Information and Knowledge Management, CIKM 2009, Hong Kong, China, November 2-6, 2009

2008

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Link analysis for Web spam detection
Luca Becchetti | Carlos Castillo | Debora Donato | Ricardo Baeza-Yates | Stefano Leonardi
2008 Volume 2 Issue 1

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Adversarial Information Retrieval on the Web (AIRWeb 2007)
Carlos Castillo | Kumar Chellapilla | Brian D. Davison
2008 Volume 42 Issue 1

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Web spam identification through content and hyperlinks
Jacob D. Abernethy | Olivier Chapelle | Carlos Castillo
AIRWeb 2008, Fourth International Workshop on Adversarial Information Retrieval on the Web, Beijing, China, April 22, 2008

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Query-log mining for detecting spam
Carlos Castillo | Claudio Corsi | Debora Donato | Paolo Ferragina | Aristides Gionis
AIRWeb 2008, Fourth International Workshop on Adversarial Information Retrieval on the Web, Beijing, China, April 22, 2008

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AIRWeb 2008, Fourth International Workshop on Adversarial Information Retrieval on the Web, Beijing, China, April 22, 2008

AIRWeb 2008, Fourth International Workshop on Adversarial Information Retrieval on the Web, Beijing, China, April 22, 2008

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Finding high-quality content in social media
Eugene Agichtein | Carlos Castillo | Debora Donato | Aristides Gionis | Gilad Mishne
Proceedings of the International Conference on Web Search and Web Data Mining, WSDM 2008, Palo Alto, California, USA, February 11-12, 2008

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Searching the wikipedia with contextual information
Antti Ukkonen | Carlos Castillo | Debora Donato | Aristides Gionis
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008

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Dr. Searcher and Mr. Browser: a unified hyperlink-click graph
Barbara Poblete | Carlos Castillo | Aristides Gionis
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008

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The query-flow graph: model and applications
Paolo Boldi | Francesco Bonchi | Carlos Castillo | Debora Donato | Aristides Gionis | Sebastiano Vigna
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008

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Fourth international workshop on adversarial information retrieval on the web (AIRWeb 2008)
Carlos Castillo | Kumar Chellapilla | Dennis Fetterly
Proceedings of the 17th International Conference on World Wide Web, WWW 2008, Beijing, China, April 21-25, 2008

2007

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Computing Trusted Authority Scores in Peer-to-Peer Web Search Networks
Josiane Xavier Parreira | Debora Donato | Carlos Castillo | Gerhard Weikum
AIRWeb 2007, Third International Workshop on Adversarial Information Retrieval on the Web, co-located with the WWW conference, Banff, Canada, May 2007

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New Metrics for Reputation Management in P2P Networks
Debora Donato | Mario Paniccia | Maddalena Selis | Carlos Castillo | Giovanni Cortese | Stefano Leonardi
AIRWeb 2007, Third International Workshop on Adversarial Information Retrieval on the Web, co-located with the WWW conference, Banff, Canada, May 2007

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AIRWeb 2007, Third International Workshop on Adversarial Information Retrieval on the Web, co-located with the WWW conference, Banff, Canada, May 2007

AIRWeb 2007, Third International Workshop on Adversarial Information Retrieval on the Web, co-located with the WWW conference, Banff, Canada, May 2007

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Estimating Number of Citations Using Author Reputation
Carlos Castillo | Debora Donato | Aristides Gionis
String Processing and Information Retrieval, 14th International Symposium, SPIRE 2007, Santiago, Chile, October 29-31, 2007, Proceedings

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Know your neighbors: web spam detection using the web topology
Carlos Castillo | Debora Donato | Aristides Gionis | Vanessa Murdock | Fabrizio Silvestri
SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Amsterdam, The Netherlands, July 23-27, 2007

2006

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A reference collection for web spam
Carlos Castillo | Debora Donato | Luca Becchetti | Paolo Boldi | Stefano Leonardi | Massimo Santini | Sebastiano Vigna
2006 Volume 40 Issue 2

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Link-Based Characterization and Detection of Web Spam
Luca Becchetti | Carlos Castillo | Debora Donato | Stefano Leonardi | Ricardo A. Baeza-Yates
AIRWeb 2006, Proceedings of the Second International Workshop on Adversarial Information Retrieval on the Web, Seattle, Washington, USA, 10 August 2006, co-located with SIGIR 2006

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Generalizing PageRank: damping functions for link-based ranking algorithms
Ricardo A. Baeza-Yates | Paolo Boldi | Carlos Castillo
SIGIR 2006: Proceedings of the 29th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Seattle, Washington, USA, August 6-11, 2006

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The distribution of pageRank follows a power-law only for particular values of the damping factor
Luca Becchetti | Carlos Castillo
Proceedings of the 15th international conference on World Wide Web, WWW 2006, Edinburgh, Scotland, UK, May 23-26, 2006

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Relationship between web links and trade
Ricardo A. Baeza-Yates | Carlos Castillo
Proceedings of the 15th international conference on World Wide Web, WWW 2006, Edinburgh, Scotland, UK, May 23-26, 2006

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Testing google ionterfaces modified for the blind
Patrizia Andronico | Marina Buzzi | Barbara Leporini | Carlos Castillo
Proceedings of the 15th international conference on World Wide Web, WWW 2006, Edinburgh, Scotland, UK, May 23-26, 2006

2005

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Effective web crawling
Carlos Castillo
2005 Volume 39 Issue 1

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An Analysis of Factors Used in Search Engine Ranking
Albert Bifet | Carlos Castillo | Paul-Alexandru Chirita | Ingmar Weber
AIRWeb 2005, First International Workshop on Adversarial Information Retrieval on the Web, co-located with the WWW conference, Chiba, Japan, May 2005

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Pagerank Increase under Different Collusion Topologies
Ricardo A. Baeza-Yates | Carlos Castillo | Vicente López
AIRWeb 2005, First International Workshop on Adversarial Information Retrieval on the Web, co-located with the WWW conference, Chiba, Japan, May 2005

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Crawling a country: better strategies than breadth-first for web page ordering
Ricardo A. Baeza-Yates | Carlos Castillo | Mauricio Marín | M. Andrea Rodríguez
Proceedings of the 14th international conference on World Wide Web, WWW 2005, Chiba, Japan, May 10-14, 2005 - Special interest tracks and posters

2004

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Content-Based Image Retrieval and Characterization on Specific Web Collections
Ricardo A. Baeza-Yates | Javier Ruiz-del-Solar | Rodrigo Verschae | Carlos Castillo | Carlos A. Hurtado
Image and Video Retrieval: Third International Conference, CIVR 2004, Dublin, Ireland, July 21-23, 2004. Proceedings

2002

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Web Structure and Evolution Web Structure, Age, and Page Quality
Ricardo A. Baeza-Yates | Felipe Saint-Jean | Carlos Castillo
Proceedings of the Second International Workshop on Web Dynamics, WebDyn@WWW 2002, Honululu, HW, USA, May 7, 2002

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Web Structure, Dynamics and Page Quality
Ricardo A. Baeza-Yates | Felipe Saint-Jean | Carlos Castillo
String Processing and Information Retrieval, 9th International Symposium, SPIRE 2002, Lisbon, Portugal, September 11-13, 2002, Proceedings

2001

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Relating Web Characteristics with Link Based Web Page Ranking
Ricardo A. Baeza-Yates | Carlos Castillo
Eighth International Symposium on String Processing and Information Retrieval, SPIRE 2001, Laguna de San Rafael, Chile, November 13-15, 2001

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Relating Web Structure, User Search Behavior
Ricardo A. Baeza-Yates | Carlos Castillo
Poster Proceedings of the Tenth International World Wide Web Conference, WWW 10, Hong Kong, China, May 1-5, 2001