Vassilis Plachouras

According to our database, Vassilis Plachouras authored at least 75 papers between 2002 and 2023.

Collaborative distances:

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

2023

Self-Supervised Pretraining for Heterogeneous Hypergraph Neural Networks.

Abdalgader Abubaker, Takanori Maehara, Madhav Nimishakavi, Vassilis Plachouras

CoRR, 2023

Is Meta-Learning the Right Approach for the Cold-Start Problem in Recommender Systems?

Davide Buffelli, Ashish Gupta, Agnieszka Strzalka, Vassilis Plachouras

CoRR, 2023

2022

Explainable Assessment of Healthcare Articles with QA.

Alodie Boissonnet, Marzieh Saeidi, Vassilis Plachouras, Andreas Vlachos

Proceedings of the 21st Workshop on Biomedical Language Processing, 2022

2021

KILT: a Benchmark for Knowledge Intensive Language Tasks.

Fabio Petroni, Aleksandra Piktus, Angela Fan, Patrick S. H. Lewis, Majid Yazdani, Nicola De Cao, James Thorne, Yacine Jernite, Vladimir Karpukhin, Jean Maillard, Vassilis Plachouras, Tim Rocktäschel, Sebastian Riedel

Proceedings of the 2021 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, 2021

Concept Matching for Low-Resource Classification.

Federico Errica, Fabrizio Silvestri, Bora Edizel, Ludovic Denoyer, Fabio Petroni, Vassilis Plachouras, Sebastian Riedel

Proceedings of the International Joint Conference on Neural Networks, 2021

2020

KILT: a Benchmark for Knowledge Intensive Language Tasks.

Fabio Petroni, Aleksandra Piktus, Angela Fan, Patrick S. H. Lewis, Majid Yazdani, Nicola De Cao, James Thorne, Yacine Jernite, Vassilis Plachouras, Tim Rocktäschel, Sebastian Riedel

CoRR, 2020

How Decoding Strategies Affect the Verifiability of Generated Text.

Luca Massarelli, Fabio Petroni, Aleksandra Piktus, Myle Ott, Tim Rocktäschel, Vassilis Plachouras, Fabrizio Silvestri, Sebastian Riedel

Proceedings of the Findings of the Association for Computational Linguistics: EMNLP 2020, 2020

2019

ROME 2019: Workshop on Reducing Online Misinformation Exposure.

Guillaume Bouchard, Guido Caldarelli, Vassilis Plachouras

Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, 2019

2018

Term Proximity.

Vassilis Plachouras

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

Field-Based Information Retrieval Models.

Vassilis Plachouras

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

Document Links and Hyperlinks.

Vassilis Plachouras

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

Document Field.

Vassilis Plachouras

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

Anchor Text.

Vassilis Plachouras

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

A Comparison of Two Paraphrase Models for Taxonomy Augmentation.

Vassilis Plachouras, Fabio Petroni, Timothy Nugent, Jochen L. Leidner

Proceedings of the 2018 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, 2018

attr2vec: Jointly Learning Word and Contextual Attribute Embeddings with Factorization Machines.

Fabio Petroni, Vassilis Plachouras, Timothy Nugent, Jochen L. Leidner

Proceedings of the 2018 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, 2018

2017

Say the Right Thing Right: Ethics Issues in Natural Language Generation Systems.

Charese Smiley, Frank Schilder, Vassilis Plachouras, Jochen L. Leidner

Proceedings of the First ACL Workshop on Ethics in Natural Language Processing, 2017

Ethical by Design: Ethics Best Practices for Natural Language Processing.

Jochen L. Leidner, Vassilis Plachouras

Proceedings of the First ACL Workshop on Ethics in Natural Language Processing, 2017

2016

Computational drug repositioning based on side-effects mined from social media.

Timothy Nugent, Vassilis Plachouras, Jochen L. Leidner

PeerJ Comput. Sci., 2016

Quantifying Self-Reported Adverse Drug Events on Twitter: Signal and Topic Analysis.

Vassilis Plachouras, Jochen L. Leidner, Andrew G. Garrow

Proceedings of the 7th 2016 International Conference on Social Media & Society, 2016

Interacting with Financial Data using Natural Language.

Vassilis Plachouras, Charese Smiley, Hiroko Bretz, Ola Taylor, Jochen L. Leidner, Dezhao Song, Frank Schilder

Proceedings of the 39th International ACM SIGIR conference on Research and Development in Information Retrieval, 2016

When to Plummet and When to Soar: Corpus Based Verb Selection for Natural Language Generation.

Charese Smiley, Vassilis Plachouras, Frank Schilder, Hiroko Bretz, Jochen L. Leidner, Dezhao Song

Proceedings of the INLG 2016, 2016

2015

Information Extraction of Regulatory Enforcement Actions: From Anti-Money Laundering Compliance to Countering Terrorism Finance.

Vassilis Plachouras, Jochen L. Leidner

Proceedings of the 2015 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2015

2014

The ARCOMEM Architecture for Social- and Semantic-Driven Web Archiving.

Thomas Risse, Elena Demidova, Stefan Dietze, Wim Peters, Nikolaos Papailiou, Katerina Doka, Yannis Stavrakas, Vassilis Plachouras, Pierre Senellart, Florent Carpentier, Amin Mantrach, Bogdan Cautis, Patrick Siehndel, Dimitris Spiliotopoulos

Future Internet, 2014

ARCOMEM Crawling Architecture.

Vassilis Plachouras, Florent Carpentier, Muhammad Faheem, Julien Masanès, Thomas Risse, Pierre Senellart, Patrick Siehndel, Yannis Stavrakas

Future Internet, 2014

2013

Assessing the Coverage of Data Collection Campaigns on Twitter: A Case Study.

Vassilis Plachouras, Yannis Stavrakas, Athanasios Andreou

Proceedings of the On the Move to Meaningful Internet Systems: OTM 2013 Workshops, 2013

2012

Keeping keywords fresh: a BM25 variation for personalized keyword extraction.

Margarita Karkali, Vassilis Plachouras, Constantinos Stefanatos, Michalis Vazirgiannis

Proceedings of the 2nd Temporal Web Analytics Workshop, 2012

A Platform for Supporting Data Analytics on Twitter: Challenges and Objectives.

Yannis Stavrakas, Vassilis Plachouras

Proceedings of the 1st International Workshop on Knowledge Extraction & Consolidation from Social Media, 2012

Named Entity Recognition and Identification for Finding the Owner of a Home Page.

Vassilis Plachouras, Matthieu Rivière, Michalis Vazirgiannis

Proceedings of the Advances in Knowledge Discovery and Data Mining, 2012

2011

Large-scale information retrieval experimentation with terrier.

Rodrygo L. T. Santos, Richard McCreadie, Vassilis Plachouras

Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

2010

A refreshing perspective of search engine caching.

Berkant Barla Cambazoglu, Flavio Paiva Junqueira, Vassilis Plachouras, Scott A. Banachowski, Baoqiu Cui, Swee Lim, Bill Bridge

Proceedings of the 19th International Conference on World Wide Web, 2010

2009

Term Proximity.

Vassilis Plachouras

Proceedings of the Encyclopedia of Database Systems, 2009

Field-Based Information Retrieval Models.

Vassilis Plachouras

Proceedings of the Encyclopedia of Database Systems, 2009

Document Links and Hyperlinks.

Vassilis Plachouras

Proceedings of the Encyclopedia of Database Systems, 2009

Document Field.

Vassilis Plachouras

Proceedings of the Encyclopedia of Database Systems, 2009

Anchor Text.

Vassilis Plachouras

Proceedings of the Encyclopedia of Database Systems, 2009

On efficient posting list intersection with multicore processors.

Shirish Tatikonda, Flavio Junqueira, Berkant Barla Cambazoglu, Vassilis Plachouras

Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2009

Quantifying performance and quality gains in distributed web search engines.

Berkant Barla Cambazoglu, Vassilis Plachouras, Ricardo Baeza-Yates

Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2009

A Study of the Impact of Index Updates on Distributed Query Processing for Web Search.

Charalampos Sarigiannis, Vassilis Plachouras, Ricardo Baeza-Yates

Proceedings of the Advances in Information Retrieval, 2009

On the feasibility of multi-site web search engines.

Ricardo Baeza-Yates, Aristides Gionis, Flavio Junqueira, Vassilis Plachouras, Luca Telloli

Proceedings of the 18th ACM Conference on Information and Knowledge Management, 2009

2008

Design trade-offs for search engine caching.

Ricardo Baeza-Yates, Aristides Gionis, Flavio Junqueira, Vanessa Murdock, Vassilis Plachouras, Fabrizio Silvestri

ACM Trans. Web, 2008

30^th European Conference in Information Retrieval (ECIR 2008).

Iadh Ounis, Ian Ruthven, Vassilis Plachouras

SIGIR Forum, 2008

Online learning from click data for sponsored search.

Massimiliano Ciaramita, Vanessa Murdock, Vassilis Plachouras

Proceedings of the 17th International Conference on World Wide Web, 2008

ResIn: a combination of results caching and index pruning for high-performance web search engines.

Gleb Skobeltsyn, Flavio Junqueira, Vassilis Plachouras, Ricardo Baeza-Yates

Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2008

On the feasibility of geographically distributed web crawling.

Berkant Barla Cambazoglu, Vassilis Plachouras, Flavio Junqueira, Luca Telloli

Proceedings of the 3rd International ICST Conference on Scalable Information Systems, 2008

To swing or not to swing: learning when (not) to advertise.

Andrei Z. Broder, Massimiliano Ciaramita, Marcus Fontoura, Evgeniy Gabrilovich, Vanja Josifovski, Donald Metzler, Vanessa Murdock, Vassilis Plachouras

Proceedings of the 17th ACM Conference on Information and Knowledge Management, 2008

2007

Workshop on large-scale distributed systems for information retrieval.

Flavio Junqueira, Vassilis Plachouras, Fabrizio Silvestri, Ivana Podnar

SIGIR Forum, 2007

Performance analysis of distributed information retrieval architectures using an improved network simulation model.

Fidel Cacheda, Victor Carneiro, Vassilis Plachouras, Iadh Ounis

Inf. Process. Manag., 2007

Admission Policies for Caches of Search Engine Results.

Ricardo A. Baeza-Yates, Flavio Junqueira, Vassilis Plachouras, Hans Friedrich Witschel

Proceedings of the String Processing and Information Retrieval, 2007

Incorporating term dependency in the dfr framework.

Jie Peng, Craig Macdonald, Ben He, Vassilis Plachouras, Iadh Ounis

Proceedings of the SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2007

The impact of caching on search engines.

Ricardo A. Baeza-Yates, Aristides Gionis, Flavio Junqueira, Vanessa Murdock, Vassilis Plachouras, Fabrizio Silvestri

Proceedings of the SIGIR 2007: Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2007

Challenges on Distributed Web Retrieval.

Ricardo A. Baeza-Yates, Carlos Castillo, Flavio Junqueira, Vassilis Plachouras, Fabrizio Silvestri

Proceedings of the 23rd International Conference on Data Engineering, 2007

Multinomial Randomness Models for Retrieval with Document Fields.

Vassilis Plachouras, Iadh Ounis

Proceedings of the Advances in Information Retrieval, 2007

Performance Comparison of Clustered and Replicated Information Retrieval Systems.

Fidel Cacheda, Victor Carneiro, Vassilis Plachouras, Iadh Ounis

Proceedings of the Advances in Information Retrieval, 2007

A noisy-channel approach to contextual advertising.

Vanessa Murdock, Massimiliano Ciaramita, Vassilis Plachouras

Proceedings of the 1st international workshop on Data mining and audience intelligence for advertising, 2007

2006

Selective web information retrieval.

Vasileios Plachouras

PhD thesis, 2006

A decision mechanism for the selective combination of evidence in topic distillation.

Vassilis Plachouras, Fidel Cacheda, Iadh Ounis

Inf. Retr., 2006

University of Glasgow at TREC 2006: Experiments in Terabyte and Enterprise Tracks with Terrier.

Christina Lioma, Craig Macdonald, Vassilis Plachouras, Jie Peng, Ben He, Iadh Ounis

Proceedings of the Fifteenth Text REtrieval Conference, 2006

2005

The Static Absorbing Model for the Web.

Vassilis Plachouras, Iadh Ounis, Gianni Amati

J. Web Eng., 2005

Dempster-Shafer Theory for a Query-Biased Combination of Evidence on the Web.

Vassilis Plachouras, Iadh Ounis

Inf. Retr., 2005

A case study of distributed information retrieval architectures to index one terabyte of text.

Fidel Cacheda, Vassilis Plachouras, Iadh Ounis

Inf. Process. Manag., 2005

University of Glasgow at TREC 2005: Experiments in Terabyte and Enterprise Tracks with Terrier.

Craig Macdonald, Ben He, Vassilis Plachouras, Iadh Ounis

Proceedings of the Fourteenth Text REtrieval Conference, 2005

Terrier Information Retrieval Platform.

Iadh Ounis, Gianni Amati, Vassilis Plachouras, Ben He, Craig Macdonald, Douglas Johnson

Proceedings of the Advances in Information Retrieval, 2005

Network Analysis for Distributed Information Retrieval Architectures.

Fidel Cacheda, Victor Carneiro, Vassilis Plachouras, Iadh Ounis

Proceedings of the Advances in Information Retrieval, 2005

University of Glasgow at WebCLEF 2005: Experiments in per-field Normalisation and Language Specific Stemming.

Craig Macdonald, Vassilis Plachouras, Ben He, Christina Lioma, Iadh Ounis

Proceedings of the Working Notes for CLEF 2005 Workshop co-located with the 9th European Conference on Digital Libraries (ECDL 2005), 2005

Applying Light Natural Language Processing to Ad-Hoc Cross Language Information Retrieval.

Christina Lioma, Craig Macdonald, Ben He, Vassilis Plachouras, Iadh Ounis

Proceedings of the Accessing Multilingual Information Repositories, 2005

2004

Distribution of relevant documents in domain-level aggregates for topic distillation.

Vassilis Plachouras, Iadh Ounis

Proceedings of the 13th international conference on World Wide Web, 2004

University of Glasgow at TREC 2004: Experiments in Web, Robust, and Terabyte Tracks with Terrier.

Vassilis Plachouras, Ben He, Iadh Ounis

Proceedings of the Thirteenth Text REtrieval Conference, 2004

Usefulness of hyperlink structure for query-biased topic distillation.

Vassilis Plachouras, Iadh Ounis

Proceedings of the SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2004

Selective Combination of Evidence for Topic Distillation using Document and Aggregate-level Information.

Vassilis Plachouras, Iadh Ounis, Fidel Cacheda

Proceedings of the Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications), 2004

Performance Analysis of Distributed Architectures to Index One Terabyte of Text.

Fidel Cacheda, Vassilis Plachouras, Iadh Ounis

Proceedings of the Advances in Information Retrieval, 2004

The University of Glasgow at CLEF 2004: French Monolingual Information Retrieval with Terrier.

Christina Lioma, Ben He, Vassilis Plachouras, Iadh Ounis

Proceedings of the Working Notes for CLEF 2004 Workshop co-located with the 8th European Conference on Digital Libraries (ECDL 2004), 2004

2003

University of Glasgow at the Web Track: Dynamic Application of Hyperlink Analysis using the Query Scope.

Vassilis Plachouras, Iadh Ounis, Cornelis Joost van Rijsbergen, Fidel Cacheda

Proceedings of The Twelfth Text REtrieval Conference, 2003

A Utility-Oriented Hyperlink Analysis Model for the Web.

Vassilis Plachouras, Iadh Ounis, Gianni Amati

Proceedings of the 1st Latin American Web Congress (LA-WEB 2003), 2003

Information Theoretic Query Context Detection for Web Information Retrieval.

Vassilis Plachouras, Iadh Ounis

Proceedings of the IADIS International Conference WWW/Internet 2003, 2003

2002

University of Glasgow at the Web Track of TREC 2002.

Vassilis Plachouras, Iadh Ounis, Gianni Amati, C. J. van Rijsbergen

Proceedings of The Eleventh Text REtrieval Conference, 2002