Panayiotis Tsaparas

According to our database, Panayiotis Tsaparas authored at least 75 papers between 2001 and 2024.

Collaborative distances:

• Dijkstra number of three.
• Erdős number of three.

2024

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, 2024

2023

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, June, 2023

ACM WSDM 2023 Report.

Hady W. Lauw, Tat-Seng Chua, Luo Si, Evimaria Terzi, Panayiotis Tsaparas, Andrew Tomkins

SIGWEB Newsl., 2023

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, 2023

2022

Integrity 2022: Integrity in Social Networks and Media.

Lluís Garcia Pueyo, Panayiotis Tsaparas, Anand Bhaskar, Prathyusha Senthil Kumar, Roelof van Zwol, Timos Sellis, Anthony McCosker, Paolo Papotti

CoRR, 2022

Link Recommendations for PageRank Fairness.

Sotiris Tsioutsiouliklis, Evaggelia Pitoura, Konstantinos Semertzidis, Panayiotis Tsaparas

Proceedings of the WWW '22: The ACM Web Conference 2022, Virtual Event, Lyon, France, April 25, 2022

Measuring the Burden of (Un)fairness Using Counterfactuals.

Alejandro Kuratomi, Evaggelia Pitoura, Panagiotis Papapetrou, Tony Lindgren, Panayiotis Tsaparas

Proceedings of the Machine Learning and Principles and Practice of Knowledge Discovery in Databases, 2022

2021

Modeling aggression propagation on social media.

Chrysoula Terizi, Despoina Chatzakou, Evaggelia Pitoura, Panayiotis Tsaparas, Nicolas Kourtellis

Online Soc. Networks Media, 2021

Fairness-Aware PageRank.

Sotiris Tsioutsiouliklis, Evaggelia Pitoura, Panayiotis Tsaparas, Ilias Kleftakis, Nikos Mamoulis

Proceedings of the WWW '21: The Web Conference 2021, 2021

Flow Computation in Temporal Interaction Networks.

Chrysanthi Kosyfaki, Nikos Mamoulis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 37th IEEE International Conference on Data Engineering, 2021

2020

Fairness-Aware Link Analysis.

Sotiris Tsioutsiouliklis, Evaggelia Pitoura, Panayiotis Tsaparas, Ilias Kleftakis, Nikos Mamoulis

CoRR, 2020

Angry Birds Flock Together: Aggression Propagation on Social Media.

Chrysoula Terizi, Despoina Chatzakou, Evaggelia Pitoura, Panayiotis Tsaparas, Nicolas Kourtellis

CoRR, 2020

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

Proceedings of the WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, 2020

Finding Teams of Maximum Mutual Respect.

Sofia Maria Nikolakaki, Evaggelia Pitoura, Evimaria Terzi, Panayiotis Tsaparas

Proceedings of the 20th IEEE International Conference on Data Mining, 2020

Forming Compatible Teams in Signed Networks.

Ioannis Kouvatis, Konstantinos Semertzidis, Maria Zerva, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 23rd International Conference on Extending Database Technology, 2020

Template-Driven Team Formation.

Spiros Apostolou, Panayiotis Tsaparas, Evimaria Terzi

Proceedings of the IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2020

2019

Influence Analytics in Graphs.

Laks V. S. Lakshmanan, Panayiotis Tsaparas, Yuichi Yoshida

Proceedings of the Encyclopedia of Big Data Technologies., 2019

Finding lasting dense subgraphs.

Konstantinos Semertzidis, Evaggelia Pitoura, Evimaria Terzi, Panayiotis Tsaparas

Data Min. Knowl. Discov., 2019

Opinion Dynamics with Backfire Effect and Biased Assimilation.

Xi Chen, Panayiotis Tsaparas, Jefrey Lijffijt, Tijl De Bie

CoRR, 2019

Recommendations for optimizing the collective user experience.

Behzad Golshan, Evimaria Terzi, Panayiotis Tsaparas

Proceedings of the 2019 SIAM International Conference on Data Mining, 2019

Bias Disparity in Recommendation Systems.

Virginia Tsintzou, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the Workshop on Recommendation in Multi-stakeholder Environments co-located with the 13th ACM Conference on Recommender Systems (RecSys 2019), 2019

Flow Motifs in Interaction Networks.

Chrysanthi Kosyfaki, Nikos Mamoulis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the Advances in Database Technology, 2019

2018

Rank-Join Indices.

Themis Palpanas, Panayiotis Tsaparas

Proceedings of the Encyclopedia of Database Systems, Second Edition, 2018

Recommending packages with validity constraints to groups of users.

Shuyao Qi, Nikos Mamoulis, Evaggelia Pitoura, Panayiotis Tsaparas

Knowl. Inf. Syst., 2018

2017

Categorical Data Clustering.

Periklis Andritsos, Panayiotis Tsaparas

Proceedings of the Encyclopedia of Machine Learning and Data Mining, 2017

Defining and predicting troll vulnerability in online social media.

Paraskevas Tsantarliotis, Evaggelia Pitoura, Panayiotis Tsaparas

Soc. Netw. Anal. Min., 2017

On Measuring Bias in Online Information.

Evaggelia Pitoura, Panayiotis Tsaparas, Giorgos Flouris, Irini Fundulaki, Panagiotis Papadakos, Serge Abiteboul, Gerhard Weikum

SIGMOD Rec., 2017

Micro-review synthesis for multi-entity summarization.

Thanh-Son Nguyen, Hady Wirawan Lauw, Panayiotis Tsaparas

Data Min. Knowl. Discov., 2017

Measuring and moderating opinion polarization in social networks.

Antonis Matakos, Evimaria Terzi, Panayiotis Tsaparas

Data Min. Knowl. Discov., 2017

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, 2017

2016

Best Friends Forever (BFF): Finding Lasting Dense Subgraphs.

Konstantinos Semertzidis, Evaggelia Pitoura, Evimaria Terzi, Panayiotis Tsaparas

CoRR, 2016

Centrality-Aware Link Recommendations.

Nikos Parotsidis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the Ninth ACM International Conference on Web Search and Data Mining, 2016

Sentiment-Based Topic Suggestion for Micro-Reviews.

Ziyu Lu, Nikos Mamoulis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the Tenth International Conference on Web and Social Media, 2016

Recommending Packages to Groups.

Shuyao Qi, Nikos Mamoulis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the IEEE 16th International Conference on Data Mining, 2016

Troll vulnerability in online social networks.

Paraskevas Tsantarliotis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2016

Temporal mechanisms of polarization in online reviews.

Antonis Matakos, Panayiotis Tsaparas

Proceedings of the 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2016

2015

Review Selection Using Micro-Reviews.

Thanh-Son Nguyen, Hady Wirawan Lauw, Panayiotis Tsaparas

IEEE Trans. Knowl. Data Eng., 2015

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, 2015

Selecting Shortcuts for a Smaller World.

Nikos Parotsidis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 2015 SIAM International Conference on Data Mining, Vancouver, BC, Canada, April 30, 2015

Identifying Converging Pairs of Nodes on a Budget.

Konstantina Lazaridou, Konstantinos Semertzidis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 18th International Conference on Extending Database Technology, 2015

Diffusion Maximization in Evolving Social Networks.

Nathalie T. H. Gayraud, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 2015 ACM on Conference on Online Social Networks, 2015

2014

Using strong triadic closure to characterize ties in social networks.

Stavros Sintos, Panayiotis Tsaparas

Proceedings of the 20th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2014

On Assigning Implicit Reputation Scores in an Online Labor Marketplace.

Maria Daltayanni, Luca de Alfaro, Panagiotis Papadimitriou, Panayiotis Tsaparas

Proceedings of the 17th International Conference on Extending Database Technology, 2014

2013

TACI: Taxonomy-Aware Catalog Integration.

Panagiotis Papadimitriou, Panayiotis Tsaparas, Ariel Fuxman, Lise Getoor

IEEE Trans. Knowl. Data Eng., 2013

Opinion Maximization in Social Networks.

Aristides Gionis, Evimaria Terzi, Panayiotis Tsaparas

Proceedings of the 13th SIAM International Conference on Data Mining, 2013

How people describe themselves on Twitter.

Konstantinos Semertzidis, Evaggelia Pitoura, Panayiotis Tsaparas

Proceedings of the 3rd ACM SIGMOD Workshop on Databases and Social Networks, 2013

Using micro-reviews to select an efficient set of reviews.

Thanh-Son Nguyen, Hady Wirawan Lauw, Panayiotis Tsaparas

Proceedings of the 22nd ACM International Conference on Information and Knowledge Management, 2013

Estimating the relative utility of networks for predicting user activities.

Nina Mishra, Daniel M. Romero, Panayiotis Tsaparas

Proceedings of the 22nd ACM International Conference on Information and Knowledge Management, 2013

2012

Enabling direct interest-aware audience selection.

Ariel Fuxman, Anitha Kannan, Zhenhui Li, Panayiotis Tsaparas

Proceedings of the 21st ACM International Conference on Information and Knowledge Management, 2012

2011

Facet discovery for structured web search: a query-log mining approach.

Jeffrey Pound, Stelios Paparizos, Panayiotis Tsaparas

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2011

Selecting a comprehensive set of reviews.

Panayiotis Tsaparas, Alexandros Ntoulas, Evimaria Terzi

Proceedings of the 17th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2011

2010

Categorical Data Clustering.

Periklis Andritsos, Panayiotis Tsaparas

Proceedings of the Encyclopedia of Machine Learning, 2010

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, 2010

Structured annotations of web queries.

Nikos Sarkas, Stelios Paparizos, Panayiotis Tsaparas

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2010

2009

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, 2009

Improving classification accuracy using automatically extracted training data.

Ariel Fuxman, Anitha Kannan, Andrew B. Goldberg, Rakesh Agrawal, Panayiotis Tsaparas, John C. Shafer

Proceedings of the 15th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Paris, France, June 28, 2009

2008

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, 2008

2007

Clustering aggregation.

Aristides Gionis, Heikki Mannila, Panayiotis Tsaparas

ACM Trans. Knowl. Discov. Data, 2007

Assessing data mining results via swap randomization.

Aristides Gionis, Heikki Mannila, Taneli Mielikäinen, Panayiotis Tsaparas

ACM Trans. Knowl. Discov. Data, 2007

Stability and Similarity of Link Analysis Ranking Algorithms.

Debora Donato, Stefano Leonardi, Panayiotis Tsaparas

Internet Math., 2007

2006

Ranking target objects of navigational queries.

Louiqa Raschid, Yao Wu, Woei-Jyh Lee, Maria-Esther Vidal, Panayiotis Tsaparas, Padmini Srinivasan, Aditya Kumar Sehgal

Proceedings of the Eigth ACM International Workshop on Web Information and Data Management (WIDM 2006), 2006

Efficient Algorithms for Sequence Segmentation.

Evimaria Terzi, Panayiotis Tsaparas

Proceedings of the Sixth SIAM International Conference on Data Mining, 2006

Aggregating time partitions.

Taneli Mielikäinen, Evimaria Terzi, Panayiotis Tsaparas

Proceedings of the Twelfth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2006

2005

Link analysis ranking: algorithms, theory, and experiments.

Allan Borodin, Gareth O. Roberts, Jeffrey S. Rosenthal, Panayiotis Tsaparas

ACM Trans. Internet Techn., 2005

Mining the inner structure of the Web graph.

Debora Donato, Stefano Leonardi, Stefano Millozzi, Panayiotis Tsaparas

Proceedings of the Eight International Workshop on the Web & Databases (WebDB 2005), 2005

Dimension induced clustering.

Aristides Gionis, Alexander Hinneburg, Spiros Papadimitriou, Panayiotis Tsaparas

Proceedings of the Eleventh ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2005

Parameter-Free Spatial Data Mining Using MDL.

Spiros Papadimitriou, Aristides Gionis, Panayiotis Tsaparas, Risto A. Väisänen, Heikki Mannila, Christos Faloutsos

Proceedings of the 5th IEEE International Conference on Data Mining (ICDM 2005), 2005

Mining Chains of Relations.

Foto N. Afrati, Gautam Das, Aristides Gionis, Heikki Mannila, Taneli Mielikäinen, Panayiotis Tsaparas

Proceedings of the 5th IEEE International Conference on Data Mining (ICDM 2005), 2005

2004

Link analysis ranking.

Panayiotis Tsaparas

PhD thesis, 2004

Information-Theoretic Tools for Mining Database Structure from Large Data Sets.

Periklis Andritsos, Renée J. Miller, Panayiotis Tsaparas

Proceedings of the ACM SIGMOD International Conference on Management of Data, 2004

Using Non-Linear Dynamical Systems for Web Searching and Ranking.

Panayiotis Tsaparas

Proceedings of the Twenty-third ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, 2004

LIMBO: Scalable Clustering of Categorical Data.

Periklis Andritsos, Panayiotis Tsaparas, Renée J. Miller, Kenneth C. Sevcik

Proceedings of the Advances in Database Technology, 2004

2003

Ranked Join Indices.

Panayiotis Tsaparas, Themistoklis Palpanas, Yannis Kotidis, Nick Koudas, Divesh Srivastava

Proceedings of the 19th International Conference on Data Engineering, 2003

2002

Mining Significant Associations in Large Scale Text Corpora.

Prabhakar Raghavan, Panayiotis Tsaparas

Proceedings of the 2002 IEEE International Conference on Data Mining (ICDM 2002), 2002

2001

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, 2001