Fabrice Lefèvre
Présentation
Publications
Publications
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Open-Source Large Language Models as Multilingual Crowdworkers: Synthesizing Open-Domain Dialogues in Several Languages With No Examples in Targets and No Machine TranslationThe 26th Annual Meeting of the Special Interest Group on Discourse and Dialogue, Aug 2025, Avignon, France. pp.697-749 |
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FlowAct: A Proactive Multimodal Human-Robot Interaction System with Continuous Flow of Perception and Modular Action Sub-Systems14th International Conference on Pattern Recognition Applications and Methods, Feb 2025, Porto, Portugal. pp.771 - 779, ⟨10.5220/0013265700003905⟩ |
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FlowAct : Un système d’interaction homme-robot multimodal pro-actif avec un flux continu de perception et des sous-systèmes d’action modulairesWACAI 2024 - Workshop sur les “Affects, Compagnons Artificiels et Interactions”, Jun 2024, Bordeaux, France |
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Interaction acceptance modelling and estimation for a proactive engagement in the context of human-robot interactionsIEEE/CVF International Conference on Computer Vision (ICCV) Workshops, IEEE, Oct 2023, Paris, France |
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Language Portability Strategies for Open-domain Dialogue with Pre-trained Language Models from High to Low Resource LanguagesThe 13th International Workshop on Spoken Dialogue Systems Technology (IWSDS '23), Feb 2023, Los Angeles, United States |
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muDialBot, vers l'interaction humain-robot multimodale pro-active18e Conférence en Recherche d'Information et Applications, 16e Rencontres Jeunes Chercheurs en RI, 30e Conférence sur le Traitement Automatique des Langues Naturelles, 25e Rencontre des Étudiants Chercheurs en Informatique pour le Traitement Automatique des Langues, 2023, Paris, France. pp.26-29 |
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Portabilité linguistique des modèles de langage pré-appris appliqués à la tâche de dialogue humain-machine en français18e Conférence en Recherche d'Information et Applications -- 16e Rencontres Jeunes Chercheurs en RI -- 30e Conférence sur le Traitement Automatique des Langues Naturelles -- 25e Rencontre des Étudiants Chercheurs en Informatique pour le Traitement Automatique des Langues, 2023, Paris, France. pp.148-158 |
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Lilia, A Showcase for Fast Bootstrap of Conversation-Like Dialogues Based on a Goal-Oriented System7th International Conference on Statistical Language and Speech Processing (SLSP), 2019, Ljublljana, Slovenia. pp.31-43, ⟨10.1007/978-3-030-31372-2_3⟩ |
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Joint On-Line Learning of a Zero-Shot Spoken Semantic Parser and a Reinforcement Learning Dialogue ManagerIEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2019, Brighton, United Kingdom. ⟨10.1109/ICASSP.2019.8683274⟩ |
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Renforcement en-ligne pour l’apprentissage conjoint de l’analyseur sémantique et du gestionnaire de dialogue d’un système d’interaction vocaleRencontres des Jeunes Chercheurs en Intelligence Artificielle 2019, Jul 2019, Toulouse, France. pp.27-34 |
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Intégration et évaluation de mécanismes de productions humoristiques dans un agent conversationnel virtuelWorkshop sur les Affects, Compagnons Artificiels et Interactions (WACAI), 2018, île de Porquerolles, France |
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Évaluation de l'adaptation par renforcement d'un générateur en langage naturel neuronal pour le dialogue homme-machineXXXIIe Journées d’Études sur la Parole (JEP), 2018, Aix-en-Provence, France. pp.347-355, ⟨10.21437/JEP.2018-40⟩ |
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Automation and Optimisation of Humor Trait Generation in a Vocal Dialogue SystemINLG Workshop on Intelligent Interactive Systems and Language Generation (2IS&NLG), 2018, Tilburg, Netherlands |
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Integration and evaluation of social competences such as humor in an artificial interactive agentthe 1st ACM SIGCHI International Workshop, Nov 2017, Glasgow, United Kingdom. pp.41-42, ⟨10.1145/3139491.3139495⟩ |
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Apprentissage en ligne interactif d’un générateur en langage naturel neuronal pour le dialogue homme-machine24ème conférence sur le Traitement Automatique des Langues Naturelles (TALN), 2017, Orléans, France |
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Online adaptation of an attention-based neural network for natural language generationConference of the International Speech Communication Association (Interspeech), 2017, Stockholm, Sweden |
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ISIAA 2017: 1st international workshop on investigating social interactions with artificial agents (workshop summary)19th ACM International Conference on Multimodal Interaction, Nov 2017, Glasgow, United Kingdom. ⟨10.1145/3136755.3137019⟩ |
ADVERSARIAL BANDIT FOR ONLINE INTERACTIVE ACTIVE LEARNING OF ZERO-SHOT SPOKEN LANGUAGE UNDERSTANDINGICASSP, 2016, shanghai, China |
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Optimiser l'adaptation en ligne d'un module de compréhension de la parole avec un algorithme de bandit contre un adversaireJEP, 2016, Paris, France |
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Automatic Corpus Extension for Data-Driven Natural Language Generation10th International Conference on Language Resources and Evaluation (LREC), 2016, Portorož, Slovenia. pp.3624-3631 |
Zero-shot semantic parser for spoken language understandingINTERSPEECH, 2015, Dresden, Germany |
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ONLINE ADAPTATIVE ZERO-SHOT LEARNING SPOKEN LANGUAGE UNDERSTANDING USING WORD-EMBEDDINGICASSP, 2015, Brisban, Australia |
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Compréhension automatique de la parole sans données de référenceTALN, 2015, Caen, France |
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Simulating Human-Robot Interactions for Dialogue Strategy LearningSIMPAR2014, Oct 2014, Bergamo, Italy. pp.62-73, ⟨10.1007/978-3-319-11900-7_6⟩ |
Social signal and user adaptation in reinforcement learning-based dialogue managementMLIS '13 Proceedings of the 2nd Workshop on Machine Learning for Interactive Systems: Bridging the Gap Between Perception, Action and Communication , Aug 2013, Beijing, China. ⟨10.1145/2493525.2493535⟩ |
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Approches statistiques discriminantes pour l'interprétation sémantique multilingue de la paroleTALN 2013, papier long (oral), 2013, Les Sables d Olonne, France |
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Generalization of discriminative approaches for speech language understanding in a multilingual contextInternational COnférence on Statistical Language and Speech Processing (SLSP), 2013, Tarragonna, Spain |
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Factored Machine Translation Systems for Russian-EnglishACL 8th Workshop on Statistical Machine Translation (WMT), 2013, Sofia, Bulgaria |
Portability of semantic annotations for fast development of dialogue corporaInterspeech 2012, 2012, Portland, Oregon, United States. pp.x-x |
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Statistical Post-Editing of Machine Translation for Domain Adaptation16th Annual Conference of the European Association for Machine Translation (EAMT), May 2012, Trento, Italy |
Co-adaptation in Spoken Dialogue SystemsIWSDS 2012, Nov 2012, Paris, France. pp.1 |
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Clustering Behaviors Of Spoken Dialogue Systems UsersICASSP 2012, Mar 2012, Kyoto, Japan. pp.4981-4984 |
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Post-édition statistique pour l'adaptation aux domaines de spécialité en traduction automatique19ème conférence sur le Traitement Automatique des Langues Naturelles (TALN), Jun 2012, Grenoble, France. pp.527-534 |
Behavior Specific User Simulation in Spoken Dialogue Systems10th ITG Conference on Speech Communication, Sep 2012, Braunschweig, Germany. pp.1-4 |
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Regroupement non-supervisé d'utilisateurs par leur comportement pour les systèmes de dialogue parléJournées Francophones sur la planification, la décision et l'apprentissage pour le contrôle des systèmes - JFPDA 2012, May 2012, Villers-lès-Nancy, France. 16 p |
Robustesse et portabilités multilingue et multi-domaines des systèmes de compréhension de la parole : les corpus du projet PortMediaActes de la conférence conjointe JEP-TALN-RECITAL 2012, volume 1: JEP, 2012, Grenoble, France. pp.779--786 |
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Leveraging study of robustness and portability of spoken language understanding systems across languages and domains: the PORTMEDIA corporaThe International Conference on Language Resources and Evaluation, May 2012, Istanbul, Turkey |
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Concept Discovery for Language Understanding in an Information-Query Dialogue SystemInternational Conference on Knowledge Discovery and Information Retrieval (KDIR), Oct 2011, Paris, France |
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Unsupervised Alignment for Segmental-based Language UnderstandingEMNLP Workshop on Unsupervised Learning in NLP (UNSUP), Aug 2011, Edinburgh, United Kingdom. pp.97-104 |
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The LIGA machine translation system for WMT 2011EMNLP 2011 SIXTH WORKSHOP ON STATISTICAL MACHINE TRANSLATION , 2011, Edinburgh United Kingdom |
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Alignement automatique pour la compréhension littérale de l'oral par approche segmentale18ème conférence sur le Traitement Automatique des Langues Naturelles (TALN), Jun 2011, Montpellier, France |
Combination of Stochastic Understanding and Machine Translation Systems for Language Portability of Dialogue SystemsICASSP 2011, 2011, Prague, Tcheque Republic, pp.x-x |
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Unsupervised Concept Annotation Using Latent Dirichlet Allocation and Segmental MethodsEMNLP Workshop on Unsupervised Learning in NLP (UNSUP), Jul 2011, Edinburgh, United Kingdom. pp.72-81 |
Comparaison et combinaison d'approches pour la portabilité vers une nouvelle langue d'un système de compréhension de l'oralTALN 2011, papier long (oral), 2011, Montpellier, France. pp.x-x |
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User Simulation in Dialogue Systems using Inverse Reinforcement LearningInterspeech 2011, Aug 2011, Florence, Italy. pp.1025-1028 |
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Using MMIL for the High Level Semantic Annotation of the French MEDIA Dialogue CorpusNinth International Conference on Computational Semantics - IWCS 2011, ACL, Jan 2011, London, United Kingdom |
Cross-Lingual Spoken Language Understanding from Unaligned Data using Discriminative Classification Models and Machine TranslationINTERSPEECH, Sep 2010, Makuhari, Japan |
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Système du LIA pour a campagne DEFT'10 : datation et localisation d'articles de presse francophonesDéfi Fouille de Texte (DEFT'10), 2010, Montréal (Québec), Région indéterminée |
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Investigating multiple approaches for SLU portability to a new languageInterspeech 2010, 2010, Makuhari, Tokyo, Japan. pp.x-x |
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k-Nearest Neighbor Monte-Carlo Control Algorithm for POMDP-based Dialogue SystemsSIGDIAL '09: the 10th Annual Meeting of the Special Interest Group in Discourse and Dialogue, Sep 2009, Londres, United Kingdom |
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Feature-based Summary Space for Stochastic Dialogue Modeling with Hierarchical Semantic FramesINTERSPEECH, Sep 2009, Brighton, United Kingdom |
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Spoken language interpretation: On the use of dynamic Bayesian networks for semantic compositionSpeech and Signal Processing 2009 IEEE International Conference on Acoustics, 2009, Taipei, Taiwan. ⟨10.1109/ICASSP.2009.4960698⟩ |
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A Bayesian approach to semantic composition for spoken language interpretationInterspeech, 2008, Brisbane, Australia |
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Composition sémantique pour la compréhension de la parole dans le cadre de dialogueJournées d'Etude sur la Parole (JEP), 2008, Avignon, France |
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Semantic composition process in a speech understanding systemThe 2008 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Mar 2008, Las Vegas, United States. ⟨10.1109/ICASSP.2008.4518788⟩ |
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Composition sémantique pour la compréhension de la parole dans un cadre de dialogueLes 27e Journées d’Etudes sur la Parole (JEP), Jun 2008, Avignon, France |
DYNAMIC BAYESIAN NETWORKS AND DISCRIMINATIVE CLASSIFIERS FOR MULTI-STAGE SEMANTIC INTERPRETATIONIEEE International Conference on Acoustics, Speech and Signal Processing - ICASSP '07, Apr 2007, Honolulu, United States |
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Transformation linéaire discriminante pour l'apprentissage des HMM à analyse factorielleJEP, Jun 2006, Dinard, France |
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A DBN-BASED MULTI-LEVEL STOCHASTIC SPOKEN LANGUAGE UNDERSTANDING SYSTEMIEEE Spoken Language Technology Workshop , Dec 2006, Palm Beach, United States |
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Discriminant Initialization for Factor Analyzed HMM TrainingIEEE International Conference on Acoustics Speech and Signal Processing Proceedings , May 2006, Toulouse, France. ⟨10.1109/ICASSP.2006.1660013⟩ |
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The 2004 BBN/LIMSI 10xRT English Broadcast News Transcription System2004 Rich Transcriptions Workshop, Pallisades, NY, 2004, Unknown, Unknown Region |
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The 2004 20xRT BBN/LIMSI English Conversational Telephone Speech System2004 Rich Transcriptions Workshop, Pallisades, NY, 2004, Unknown, Unknown Region |
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Conversational Telephone Speech RecognitionNo, 2003, Unknown, Unknown Region. pp.212--215 |
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K-Nearest Neighbours Estimator in a HMM-Based SystemNATO Advanced Study Institute on Computational Models of Speech Pattern Processing, Jul 1997, St. Helier, Jersey, United Kingdom. pp.96-101, ⟨10.1007/978-3-642-60087-6_10⟩ |
Application of the MLE algorithm to the K-NN pdf estimationEuropean Conference of Speech Communication and Technology, 1999, Budapest, Hungary. pp.2733-2736 |
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Influence of the Probability Estimator in a HMM-based SystemAustralian Conference on Speech Science and Technology, Dec 1998, Sydney, Australia. pp.67-72 |
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K-NN Versus Gaussian in HMM-Based Recognition SystemFifth European Conference on Speech Communication and Technology, EUROSPEECH 1997, Sep 1997, Rhodes, Greece. pp.529-532 |
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Lexique dynamique dans un système de reconnaissance de la paroleCongrés français d'acoustique, Apr 1997, Marseille, France |
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Dynamic Lexicon for a Very Large Vocabulary Vocal DictationEUROSPEECH 1997 - Fifth European Conference of Speech Communication and Technology, Sep 1997, Rhodes, Greece. pp.2691-2694 |
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The LIGA (LIG/LIA) Machine Translation System for WMT 2011SixthWorkshop on Statistical Machine Translation WMT 2011, 2011, Edinburgh, United Kingdom |
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Users' Belief Awareness in Reinforcement Learning-based Situated Human-Robot Dialogue ManagementG.G. Lee, H.K. Kim, M. Jeong, J.-H. Kim. Natural Language Dialog Systems and Intelligent Assistants, Springer International Publishing, pp.73-86, 2015, 978-3-319-19291-8. ⟨10.1007/978-3-319-19291-8_7⟩ |
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Concept Discovery and Automatic Semantic Annotation for Language Understanding in an Information-Query Dialogue System Using Latent Dirichlet Allocation and Segmental MethodsFred A., Dietz J.L.G., Liu K., Filipe J. Knowledge Discovery, Knowledge Engineering and Knowledge Management, 348, Springer, pp.45-59, 2013, Communications in Computer and Information Science, 978-3-642-37185-1. ⟨10.1007/978-3-642-37186-8_3⟩ |
Système du LIA pour la campagne DEFT2010Grouin and C. ; Forest and D. Expérimentations et évaluations en fouille de textes : Un panorama des campagnes DEFT, Coll. Systèmes d'information et organisations documentaires, Hermès, Chapitre 9, 2012 |
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Media : évaluation de la compréhension dans les systèmes de dialogueStéphane Chaudiron; Khalid Choukri. L'évaluation des technologies de traitement de la langue, les campagnes Technolangue, Hermès, Lavoisier, pp.209-232, 2008, Cognition et traitement de l'information, 978-2746219922 |
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Findings from Experiments of On-line Joint Reinforcement Learning of Semantic Parser and Dialogue Manager with real Users2023 |