Panayiotis Tsaparas

2026

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Minimizing the Cost of Pagerank Fairness.
Spyridon Tzimas|Themistoklis Nikas|Evaggelia Pitoura|Panayiotis Tsaparas
Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining, WSDM Companion 2026, Boise Centre, Boise, ID, USA, February 22-26, 2026
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EmeraldMind: A Knowledge Graph-Augmented Framework for Greenwashing Detection.
Georgios Kaoukis|Ioannis Aris Koufopoulos|Eleni Psaroudaki|Danae Pla Karidi|Evaggelia Pitoura|George Papastefanatos|Panayiotis Tsaparas
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
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Fairness in Opinion-Formation Dynamics.
Nikos Theologis|Evaggelia Pitoura|Evimaria Terzi|Panayiotis Tsaparas
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.
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EmeraldApp: An AI-Driven Tool for Detecting Greenwashing in Sustainability Claims.
Georgios Kaoukis|Ioannis Aris Koufopoulos|Eleni Psaroudaki|Danae Pla Karidi|Evaggelia Pitoura|George Papastefanatos|Panayiotis Tsaparas
Companion Proceedings of the ACM Web Conference 2026, WWW Companion 2026, Dubai, United Arab Emirates, 29 June 2026 - 3 July 2026

2025

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Introduction to the "Best Papers of WSDM 2023" Special Issue.
Hady W. Lauw|Marc Najork|Evimaria Terzi|Panayiotis Tsaparas
ACM Transactions on Intelligent Systems and Technology (TIST) 2025 Volume 16 Issue 5
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Fair Network Communities through Group Modularity.
Christos Gkartzios|Evaggelia Pitoura|Panayiotis Tsaparas
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

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Integrity 2024: Integrity in Social Networks and Media.
Lluís Garcia Pueyo|Symeon Papadopoulos|Prathyusha Senthil Kumar|Aristides Gionis|Panayiotis Tsaparas|Vasilis Verroios|Giuseppe Manco|Anton Andryeyev|Stefano Cresci|Timos Sellis|Anthony McCosker
Proceedings of the 17th ACM International Conference on Web Search and Data Mining, WSDM 2024, Merida, Mexico, March 4-8, 2024

2023

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Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.
Web Search and Data Mining (WSDM) 2023
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Report on the 16th ACM International Conference on Web Search and Data Mining (WSDM 2023).
Hady W. Lauw|Tat-Seng Chua|Luo Si|Evimaria Terzi|Panayiotis Tsaparas|Andrew Tomkins
SIGIR Forum 2023 Volume 57 Issue 1
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Integrity 2023: Integrity in Social Networks and Media.
Lluís Garcia Pueyo|Panayiotis Tsaparas|Prathyusha Senthil Kumar|Timos Sellis|Paolo Papotti|Sibel Adali|Giuseppe Manco|Tudor Trufinescu|Gireeja Ranade|James R. Verbus|Mehmet N. Tek|Anthony McCosker
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining, WSDM 2023, Singapore, 27 February 2023 - 3 March 2023.

2022

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Link Recommendations for PageRank Fairness.
Sotiris Tsioutsiouliklis|Evaggelia Pitoura|Konstantinos Semertzidis|Panayiotis Tsaparas
WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25 - 29, 2022

2021

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Fairness-Aware PageRank.
Sotiris Tsioutsiouliklis|Evaggelia Pitoura|Panayiotis Tsaparas|Ilias Kleftakis|Nikos Mamoulis
WWW '21: The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021.

2020

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Integrity 2020: Integrity in Social Networks and Media.
Lluis Garcia Pueyo|Anand Bhaskar|Panayiotis Tsaparas|Aristides Gionis|Tina Eliassi-Rad|Maria Daltayanni|Yu Sun|Panagiotis Papadimitriou
WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

2017

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Fairness in Package-to-Group Recommendations.
Dimitris Serbos|Shuyao Qi|Nikos Mamoulis|Evaggelia Pitoura|Panayiotis Tsaparas
Proceedings of the 26th International Conference on World Wide Web, WWW 2017, Perth, Australia, April 3-7, 2017

2016

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Centrality-Aware Link Recommendations.
Nikos Parotsidis|Evaggelia Pitoura|Panayiotis Tsaparas
Proceedings of the Ninth ACM International Conference on Web Search and Data Mining, San Francisco, CA, USA, February 22-25, 2016

2015

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Review Synthesis for Micro-Review Summarization.
Thanh-Son Nguyen|Hady Wirawan Lauw|Panayiotis Tsaparas
Proceedings of the Eighth ACM International Conference on Web Search and Data Mining, WSDM 2015, Shanghai, China, February 2-6, 2015

2013

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Estimating the relative utility of networks for predicting user activities.
Nina Mishra|Daniel M. Romero|Panayiotis Tsaparas
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Using micro-reviews to select an efficient set of reviews.
Thanh-Son Nguyen|Hady Wirawan Lauw|Panayiotis Tsaparas
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013

2012

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Enabling direct interest-aware audience selection.
Ariel Fuxman|Anitha Kannan|Zhenhui Li|Panayiotis Tsaparas
21st ACM International Conference on Information and Knowledge Management, CIKM'12, Maui, HI, USA, October 29 - November 02, 2012

2010

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Exploiting social context for review quality prediction.
Yue Lu|Panayiotis Tsaparas|Alexandros Ntoulas|Livia Polanyi
Proceedings of the 19th International Conference on World Wide Web, WWW 2010, Raleigh, North Carolina, USA, April 26-30, 2010

2009

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Generating labels from clicks.
Rakesh Agrawal|Alan Halverson|Krishnaram Kenthapadi|Nina Mishra|Panayiotis Tsaparas
Proceedings of the Second International Conference on Web Search and Web Data Mining, WSDM 2009, Barcelona, Spain, February 9-11, 2009

2008

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Using the wisdom of the crowds for keyword generation.
Ariel Fuxman|Panayiotis Tsaparas|Kannan Achan|Rakesh Agrawal
Proceedings of the 17th International Conference on World Wide Web, WWW 2008, Beijing, China, April 21-25, 2008

2001

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Finding authorities and hubs from link structures on the World Wide Web.
Allan Borodin|Gareth O. Roberts|Jeffrey S. Rosenthal|Panayiotis Tsaparas
Proceedings of the Tenth International World Wide Web Conference, WWW 10, Hong Kong, China, May 1-5, 2001