Karen Pinel-Sauvagnat

According to our database, Karen Pinel-Sauvagnat authored at least 98 papers between 2003 and 2024.

Collaborative distances:

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

2024

IRIT-Berger-Levrault at SemEval-2024: How Sensitive Sentence Embeddings are to Hallucinations?

Nihed Bendahman, Karen Pinel-Sauvagnat, Gilles Hubert, Mokhtar Billami

Proceedings of the 18th International Workshop on Semantic Evaluation, 2024

Vers des LLMs fiables pour les tâches de la recherche d'information.

Hanane Djeddal, Pierre Erbacher, Laure Soulier, Karen Pinel-Sauvagnat, Sophia Katrenko, Lynda Tamine

Proceedings of the COnférence en Recherche d'Informations et Applications, 2024

Détection d'hallucinations dans le cadre de la tâche 6 SemEval-Shroom.

Nihed Bendahman, Karen Pinel-Sauvagnat, Gilles Hubert, Mokhtar Boumedyen Billami

Proceedings of the COnférence en Recherche d'Informations et Applications, 2024

An Evaluation Framework for Attributed Information Retrieval using Large Language Models.

Hanane Djeddal, Pierre Erbacher, Raouf Toukal, Laure Soulier, Karen Pinel-Sauvagnat, Sophia Katrenko, Lynda Tamine

Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, 2024

2023

TSSuBERT: How to Sum Up Multiple Years of Reading in a Few Tweets.

Alexis Dusart, Karen Pinel-Sauvagnat, Gilles Hubert

ACM Trans. Inf. Syst., October, 2023

Exploring unsupervised textual representations generated by neural language models in the context of automatic tweet stream summarization.

Alexis Dusart, Karen Pinel-Sauvagnat, Gilles Hubert

Online Soc. Networks Media, September, 2023

Quelles évolutions sur cette loi ? Entre abstraction et hallucination dans le domaine du résumé de textes juridiques.

Nihed Bendahman, Karen Pinel-Sauvagnat, Gilles Hubert, Mokhtar Boumedyen Billami

Proceedings of the Actes de CORIA-TALN 2023. Actes de la 18e Conférence en Recherche d'Information et Applications, 2023

2022

IRIT-IRIS at TREC 2022: CrisisFACTS Track.

Alexis Dusart, Gilles Hubert, Karen Pinel-Sauvagnat

Proceedings of the Thirty-First Text REtrieval Conference, 2022

Exploring the Value of Multi-View Learning for Session-Aware Query Representation.

Diego Ortiz, José G. Moreno, Gilles Hubert, Karen Pinel-Sauvagnat, Lynda Tamine

Proceedings of the Findings of the Association for Computational Linguistics: NAACL 2022, 2022

Does Structure Matter? Leveraging Data-to-Text Generation for Answering Complex Information Needs.

Hanane Djeddal, Thomas Gerald, Laure Soulier, Karen Pinel-Sauvagnat, Lynda Tamine

Proceedings of the Advances in Information Retrieval, 2022

Does Structure Matter? Leveraging Data-to-Text Generation for Answering Complex Information Needs - Abstract.

Hanane Djeddal, Thomas Gerald, Laure Soulier, Karen Pinel-Sauvagnat, Lynda Tamine

Proceedings of the 2nd Joint Conference of the Information Retrieval Communities in Europe (CIRCLE 2022), 2022

2021

TSSuBERT: Tweet Stream Summarization Using BERT.

Alexis Dusart, Karen Pinel-Sauvagnat, Gilles Hubert

CoRR, 2021

ISSumSet: a tweet summarization dataset hidden in a TREC track.

Alexis Dusart, Karen Pinel-Sauvagnat, Gilles Hubert

Proceedings of the SAC '21: The 36th ACM/SIGAPP Symposium on Applied Computing, 2021

Studying Catastrophic Forgetting in Neural Ranking Models.

Jesús Lovón-Melgarejo, Laure Soulier, Karen Pinel-Sauvagnat, Lynda Tamine

Proceedings of the Advances in Information Retrieval, 2021

Oubli catastrophique et approches neuronales pour la Recherche d'Information.

Jesús Lovón-Melgarejo, Laure Soulier, Karen Pinel-Sauvagnat, Lynda Tamine

Proceedings of the COnférence en Recherche d'Informations et Applications, 2021

2020

What Can Task Teach Us About Query Reformulations?

Lynda Tamine, Jesús Lovón-Melgarejo, Karen Pinel-Sauvagnat

Proceedings of the Advances in Information Retrieval, 2020

Capitalizing on a TREC Track to Build a Tweet Summarization Dataset.

Alexis Dusart, Karen Pinel-Sauvagnat, Gilles Hubert

Proceedings of the First Joint Conference of the Information Retrieval Communities in Europe (CIRCLE 2020), 2020

2019

IRIT at TREC 2019: Incident Streams and Complex Answer Retrieval Tracks.

Alexis Dusart, Gilles Hubert, Karen Pinel-Sauvagnat

Proceedings of the Twenty-Eighth Text REtrieval Conference, 2019

IRIT-IRIS at CL-SciSumm 2019: Matching Citances with their Intended Reference Text Spans from the Scientific Literature.

Yoann Pitarch, Karen Pinel-Sauvagnat, Gilles Hubert, Guillaume Cabanac, Ophélie Fraisier-Vannier

Proceedings of the 4th Joint Workshop on Bibliometric-enhanced Information Retrieval and Natural Language Processing for Digital Libraries (BIRNDL 2019) co-located with the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR 2019), 2019

Rouletabille at SemEval-2019 Task 4: Neural Network Baseline for Identification of Hyperpartisan Publishers.

José G. Moreno, Yoann Pitarch, Karen Pinel-Sauvagnat, Gilles Hubert

Proceedings of the 13th International Workshop on Semantic Evaluation, 2019

2018

Propagation-Based Structured Text Retrieval.

Karen Pinel-Sauvagnat

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

TournaRank: When retrieval becomes document competition.

Gilles Hubert, Yoann Pitarch, Karen Pinel-Sauvagnat, Ronan Tournier, Léa Laporte

Inf. Process. Manag., 2018

Retweeter ou ne pas retweeter Le dilemme des portails de diffusion d'information temps-réel.

Thomas Palmer, Gilles Hubert, Karen Pinel-Sauvagnat

Document Numérique, 2018

TournaRank : Quand la Recherche d'Information devient un tournoi entre documents.

Gilles Hubert, Yoann Pitarch, Karen Pinel-Sauvagnat, Ronan Tournier, Léa Laporte

Proceedings of the COnférence en Recherche d'Informations et Applications, 2018

De la recherche de granules documentaires à l'agrégation d'information.

Karen Pinel-Sauvagnat

, 2018

2017

Everything You Always Wanted to Know About TREC RTS* (*But Were Afraid to Ask).

Gilles Hubert, José G. Moreno, Karen Pinel-Sauvagnat, Yoann Pitarch

CoRR, 2017

Some thoughts from IRIT about the scenario A of the TREC RTS 2016 and 2017 tracks.

Gilles Hubert, José G. Moreno, Karen Pinel-Sauvagnat, Yoann Pitarch

Proceedings of The Twenty-Sixth Text REtrieval Conference, 2017

Users Are Known by the Company They Keep: Topic Models for Viewpoint Discovery in Social Networks.

Thibaut Thonet, Guillaume Cabanac, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the 2017 ACM on Conference on Information and Knowledge Management, 2017

2016

VODUM: A Topic Model Unifying Viewpoint, Topic and Opinion Discovery.

Thibaut Thonet, Guillaume Cabanac, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the Advances in Information Retrieval, 2016

2015

Report on CLEF 2015: Experimental IR Meets Multilinguality, Multimodality, and Interaction.

Linda Cappellato, Nicola Ferro, Gareth J. F. Jones, Jaap Kamps, Josiane Mothe, Karen Pinel-Sauvagnat, Eric SanJuan, Jacques Savoy

SIGIR Forum, 2015

Accelerating the Update of Knowledge Base Instances by Detecting Vital Information from a Document Stream.

Rafik Abbes, Nathalie Hernandez, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, 2015

IRIT at TREC Microblog 2015.

Abdelhamid Chellal, Lamjed Ben Jabeur, Laure Soulier, Bilel Moulahi, Thomas Palmer, Mohand Boughanem, Karen Pinel-Sauvagnat, Lynda Tamine, Gilles Hubert

Proceedings of The Twenty-Fourth Text REtrieval Conference, 2015

IRIT at TREC Temporal Summarization 2015.

Rafik Abbes, Bilel Moulahi, Abdelhamid Chellal, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem, Lynda Tamine, Sadok Ben Yahia

Proceedings of The Twenty-Fourth Text REtrieval Conference, 2015

Leveraging temporal expressions to filter vital documents related to an entity.

Rafik Abbes, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem

Proceedings of the 30th Annual ACM Symposium on Applied Computing, 2015

Détection d'informations vitales pour la mise à jour de bases de connaissances.

Rafik Abbes, Nathalie Hernandez, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the IC 2015 : 26es Journées francophones d'Ingénierie des Connaissances (Proceedings of the 26th French Knowledge Engineering Conference), 2015

2014

Aggregated search: A new information retrieval paradigm.

Arlind Kopliku, Karen Pinel-Sauvagnat, Mohand Boughanem

ACM Comput. Surv., 2014

IRIT at TREC Temporal Summarization 2014.

Rafik Abbes, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem

Proceedings of The Twenty-Third Text REtrieval Conference, 2014

IRIT at TREC KBA 2014.

Rafik Abbes, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem

Proceedings of The Twenty-Third Text REtrieval Conference, 2014

Modèles de langue pour la mise à jour d'un profil d'entité.

Rafik Abbes, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem

Proceedings of the CORIA 2014, 2014

2013

Mesures de la qualité des systèmes de recherche d'information.

Karen Pinel-Sauvagnat, Josiane Mothe

Ingénierie des Systèmes d Inf., 2013

Investigating the document structure as a source of evidence for multimedia fragment retrieval.

Mouna Torjmen Khemakhem, Karen Pinel-Sauvagnat, Mohand Boughanem

Inf. Process. Manag., 2013

A survey on tree matching and XML retrieval.

Mohammed Amin Tahraoui, Karen Pinel-Sauvagnat, Cyril Laitang, Mohand Boughanem, Hamamache Kheddouci, Lei Ning

Comput. Sci. Rev., 2013

IRIT at TREC Microblog Track 2013.

Lamjed Ben Jabeur, Firas Damak, Lynda Tamine, Guillaume Cabanac, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of The Twenty-Second Text REtrieval Conference, 2013

IRIT, GeoComp, and LIUPPA at the TREC 2013 Contextual Suggestion Track.

Gilles Hubert, Guillaume Cabanac, Karen Pinel-Sauvagnat, Damien Palacio, Christian Sallaberry

Proceedings of The Twenty-Second Text REtrieval Conference, 2013

IRIT at TREC Knowledge Base Acceleration 2013: Cumulative Citation Recommendation Task.

Rafik Abbes, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem

Proceedings of The Twenty-Second Text REtrieval Conference, 2013

Effectiveness of state-of-the-art features for microblog search.

Firas Damak, Karen Pinel-Sauvagnat, Mohand Boughanem, Guillaume Cabanac

Proceedings of the 28th Annual ACM Symposium on Applied Computing, 2013

Estimating structural relevance of XML elements through language model.

Cyril Laitang, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Open research Areas in Information Retrieval, 2013

Prototyping a personalized contextual retrieval framework.

Damien Palacio, Guillaume Cabanac, Gilles Hubert, Karen Pinel-Sauvagnat, Christian Sallaberry

Proceedings of the 7th Workshop on Geographic Information Retrieval, 2013

DTD Based Costs for Tree-Edit Distance in Structured Information Retrieval.

Cyril Laitang, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Advances in Information Retrieval, 2013

Apport du Web et du Web de Données pour la recherche d'attributs.

Rafik Abbes, Arlind Kopliku, Karen Pinel-Sauvagnat, Nathalie Hernandez, Mohand Boughanem

Proceedings of the CORIA 2013 - Conférence en Recherche d'Infomations et Applications, 2013

2012

Une approche de recherche d'attributs pertinents pour l'agrégation d'information.

Ines Krichen, Arlind Kopliku, Karen Pinel-Sauvagnat, Mohand Boughanem

Document Numérique, 2012

IRIT at TREC Microblog 2012: adhoc Task.

Lamjed Ben Jabeur, Firas Damak, Lynda Tamine, Karen Pinel-Sauvagnat, Guillaume Cabanac, Mohand Boughanem

Proceedings of The Twenty-First Text REtrieval Conference, 2012

Coûts de distance d'édition pour la Recherche d'Information XML.

Cyril Laitang, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the CORIA (Conférence en Recherche d'Infomations et Applications), 2012

Recherche de microblogs : quels critères pour raffiner les résultats des moteurs usuels de RI ?

Firas Damak, Karen Pinel-Sauvagnat, Guillaume Cabanac

Proceedings of the CORIA (Conférence en Recherche d'Infomations et Applications), 2012

2011

Interest and Evaluation of Aggregated Search.

Arlind Kopliku, Firas Damak, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the 2011 IEEE/WIC/ACM International Conference on Web Intelligence, 2011

IRIT at TREC Microblog 2011.

Firas Damak, Lamjed Ben Jabeur, Guillaume Cabanac, Karen Pinel-Sauvagnat, Lynda Tamine, Mohand Boughanem

Proceedings of The Twentieth Text REtrieval Conference, 2011

Attribute Retrieval from Relational Web Tables.

Arlind Kopliku, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the String Processing and Information Retrieval, 2011

Retrieving attributes using web tables.

Arlind Kopliku, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the 2011 Joint International Conference on Digital Libraries, 2011

Edit Distance for XML Information Retrieval: Some Experiments on the Datacentric Track of INEX 2011.

Cyril Laitang, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Focused Retrieval of Content and Structure, 2011

Kodex ou comment organiser les résultats d'une recherche d'information par détection de communautés sur un graphe biparti?

Emmanuel Navarro, Yannick Chudy, Bruno Gaume, Guillaume Cabanac, Karen Pinel-Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2011

Utilisation de la théorie des graphes et de la distance d'édition pour la recherche d'information sur documents XML.

Cyril Laitang, Karen Pinel-Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2011

Mining the Web for lists of Named Entities.

Arlind Kopliku, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2011

Towards a framework for attribute retrieval.

Arlind Kopliku, Mohand Boughanem, Karen Pinel-Sauvagnat

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

XML Information Retrieval through Tree Edit Distance and Structural Summaries.

Cyril Laitang, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the Information Retrieval Technology, 2011

2010

Relevance feedback revisited: dealing with content and structure in XML documents.

Lobna Hlaoua, Karen Pinel-Sauvagnat, Mohand Boughanem

Int. J. Digit. Libr., 2010

Using textual and structural context for searching Multimedia Elements.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Int. J. Bus. Intell. Data Min., 2010

Querying by examples.

Arlind Kopliku, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2010

2009

Propagation-based Structured Text Retrieval.

Karen Pinel-Sauvagnat

Proceedings of the Encyclopedia of Database Systems, 2009

XML Multimedia Retrieval: From Relevant Textual Information to Relevant Multimedia Fragments.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Advances in Information Retrieval, 2009

Une étude de l'impact de la structure sur la recherche multimédia.

Mouna Torjmen, Karen Pinel-Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2009

2008

Towards a structure-based multimedia retrieval model.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the 1st ACM SIGMM International Conference on Multimedia Information Retrieval, 2008

Une métrique pondérée pour la recherche textuelle d'images dans des documents semi-structurés.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2008

Some Experiments on the WikipediaMM 2008 task: Evaluating the Impact of Image names in Context-based Retrieval.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Working Notes for CLEF 2008 Workshop co-located with the 12th European Conference on Digital Libraries (ECDL 2008) , 2008

Methods for combining Content-based and Textual-based Approaches in Medical Image Retrieval.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Working Notes for CLEF 2008 Workshop co-located with the 12th European Conference on Digital Libraries (ECDL 2008) , 2008

Evaluating the Impact of Image Names in Context-Based Image Retrieval.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Evaluating Systems for Multilingual and Multimodal Information Access, 2008

2007

A Survey on XML Focussed Component Retrieval.

Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2007, 8th International Conference, Carnegie Mellon University, Pittsburgh, PA, USA, May 30, 2007

Using a Content-and-Structure Oriented Method for Relevance Feedback in XML Retrieval.

Lobna Hlaoua, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 2007, 8th International Conference, Carnegie Mellon University, Pittsburgh, PA, USA, May 30, 2007

Relevance Feedback for XML Retrieval: using structure and content to expand queries.

Lobna Hlaoua, Karen Sauvagnat, Mohand Boughanem

Proceedings of the First International Conference on Research Challenges in Information Science, 2007

Utilisation du contexte textuel et structurel pour la recherche d'images dans des documents XML.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Actes du XXVème Congrès INFORSID, 2007

Combinaison des caractéristiques des termes pour l'extension de requêtes en recherche d'information dans les documents semi-structurés.

Lobna Hlaoua, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2007

Using Pseudo-Relevance Feedback to Improve Image Retrieval Results.

Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Advances in Multilingual and Multimodal Information Retrieval, 2007

Combination of evidences in relevance feedback for xml retrieval.

Lobna Hlaoua, Mohand Boughanem, Karen Pinel-Sauvagnat

Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, 2007

2006

Answering content and structure-based queries on XML documents using relevance propagation.

Karen Sauvagnat, Mohand Boughanem, Claude Chrisment

Inf. Syst., 2006

XML retrieval: what about using contextual relevance?

Karen Sauvagnat, Lobna Hlaoua, Mohand Boughanem

Proceedings of the 2006 ACM Symposium on Applied Computing (SAC), 2006

Réinjection de structures pour la reformulation de requêtes en RI structurée.

Lobna Hlaoua, Mohand Boughanem, Karen Sauvagnat

Proceedings of the Actes du XXIVème Congrès INFORSID, Hammamet, Tunisie, 31 mai, 2006

XFIRM at INEX 2006. Ad-Hoc, Relevance Feedback and MultiMedia Tracks.

Lobna Hlaoua, Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Boughanem

Proceedings of the Comparative Evaluation of XML Information Retrieval Systems, 2006

Why Using Structural Hints in XML Retrieval?.

Karen Sauvagnat, Mohand Boughanem, Claude Chrisment

Proceedings of the Flexible Query Answering Systems, 7th International Conference, 2006

Propositions pour la pondération des termes et l'évaluation de la pertinence des éléments en recherche d'information structurée.

Karen Sauvagnat, Mohand Boughanem

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2006

A structure-oriented relevance feedback method for XML retrieval.

Lobna Hlaoua, Karen Sauvagnat, Mohand Boughanem

Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, 2006

2005

Modèle flexible pour la Recherche d'Information dans des corpus dedocuments semi-structurés.

Karen Sauvagnat

PhD thesis, 2005

XFIRM at INEX 2005: Ad-Hoc and Relevance Feedback Tracks.

Karen Sauvagnat, Lobna Hlaoua, Mohand Boughanem

Proceedings of the Advances in XML Information Retrieval and Evaluation, 2005

A la Recherche de noeuds informatifs dans des corpus de documents XML.

Karen Sauvagnat, Mohand Boughanem

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2005

2004

Searching XML Documents Using Relevance Propagation.

Karen Sauvagnat, Mohand Boughanem, Claude Chrisment

Proceedings of the String Processing and Information Retrieval, 2004

Le langage de requêtes XFIRM pour la recherche d'information dans les documents XML.

Karen Sauvagnat, Mohand Boughanem

Proceedings of the Actes du XXIIème Congrès INFORSID, Biarritz, France, 25-28 mai, 2004, 2004

Using a Relevance Propagation Method for Adhoc and Heterogeneous Tracks at INEX 2004.

Karen Sauvagnat, Mohand Boughanem

Proceedings of the Advances in XML Information Retrieval, 2004

XFIRM: un Modèle Flexible de Recherche d'Information pour le stockage et l'interrogation de documents XML.

Karen Sauvagnat

Proceedings of the COnférence en Recherche d'Infomations et Applications, 2004

2003

Mercure at TREC 2003 Web track - Topic Distillation Task.

Mohand Boughanem, Karen Sauvagnat, Cecile Laffaire

Proceedings of The Twelfth Text REtrieval Conference, 2003

IRIT at INEX 2003.

Karen Sauvagnat, Gilles Hubert, Mohand Boughanem, Josiane Mothe

Proceedings of the INEX 2003 Workshop Proceedings, 2003