Fabrice Lefèvre

107 papers A* 2A 15B 7C 6Misc 9Journal 19Unranked 48

Year	Rank	Type	Title / Venue / Authors
2025	C	`conf`	FlowAct: A Proactive Multimodal Human-Robot Interaction System with Continuous Flow of Perception and Modular Action Sub-Systems. ICPRAM Timothée Dhaussy, Bassam Jabaian, Fabrice Lefèvre
2025	B	`conf`	LLM-based Agentic Workflow on Verbal and Non-verbal Audiovisual Perceptions and Actions for Proactive Situated Human-Robot Interactions. HAI Virgile Sucal, Maxime Jullien, Ahmed Njifenjou, Fabrice Lefèvre
2025	J	`jnl`	Open-Source Large Language Models as Multilingual Crowdworkers: Synthesizing Open-Domain Dialogues in Several Languages With No Examples in Targets and No Machine Translation. CoRR Ahmed Njifenjou, Virgile Sucal, Bassam Jabaian, Fabrice Lefèvre
2024	J	`jnl`	FlowAct: A Proactive Multimodal Human-robot Interaction System with Continuous Flow of Perception and Modular Action Sub-systems. CoRR Timothée Dhaussy, Bassam Jabaian, Fabrice Lefèvre
2024	J	`jnl`	Language Portability Strategies for Open-domain Dialogue with Pre-trained Language Models from High to Low Resource Languages. CoRR Ahmed Njifenjou, Virgile Sucal, Bassam Jabaian, Fabrice Lefèvre
2024	J	`jnl`	Role-Play Zero-Shot Prompting with Large Language Models for Open-Domain Human-Machine Conversation. CoRR Ahmed Njifenjou, Virgile Sucal, Bassam Jabaian, Fabrice Lefèvre
2023	Misc	`conf`	Audio-Visual Speaker Diarization in the Framework of Multi-User Human-Robot Interaction. ICASSP Timothée Dhaussy, Bassam Jabaian, Fabrice Lefèvre, Radu Horaud
2023	—	`conf`	Few-Shot Structured Policy Learning for Multi-Domain and Multi-Task Dialogues. EACL (Findings) Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
2023	J	`jnl`	Few-Shot Structured Policy Learning for Multi-Domain and Multi-Task Dialogues. CoRR Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
2023	—	`conf`	Interaction acceptance modelling and estimation for a proactive engagement in the context of human-robot interactions. ICCV (Workshops) Timothée Dhaussy, Bassam Jabaian, Fabrice Lefèvre
2023	—	`conf`	Portabilité linguistique des modèles de langage pré-appris appliqués à la tâche de dialogue humain-machine en français. CORIA-TALN (4) Ahmed Njifenjou, Virgile Sucal, Bassam Jabaian, Fabrice Lefèvre
2022	B	`conf`	Graph Neural Network Policies and Imitation Learning for Multi-Domain Task-Oriented Dialogues. SIGDIAL Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
2022	J	`jnl`	Graph Neural Network Policies and Imitation Learning for Multi-Domain Task-Oriented Dialogues. CoRR Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
2021	J	`jnl`	Findings from Experiments of On-line Joint Reinforcement Learning of Semantic Parser and Dialogue Manager with real Users. CoRR Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2020	J	`jnl`	Diluted Near-Optimal Expert Demonstrations for Guiding Dialogue Stochastic Policy Optimisation. CoRR Thibault Cordier, Tanguy Urvoy, Lina Maria Rojas-Barahona, Fabrice Lefèvre
2019	Misc	`conf`	Joint On-line Learning of a Zero-shot Spoken Semantic Parser and a Reinforcement Learning Dialogue Manager. ICASSP Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2019	—	`conf`	Lilia, A Showcase for Fast Bootstrap of Conversation-Like Dialogues Based on a Goal-Oriented System. SLSP Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2019	J	`jnl`	Reinforcement adaptation of an attention-based neural natural language generator for spoken dialogue systems. Dialogue Discourse Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2019	—	`conf`	Renforcement en-ligne pour l'apprentissage conjoint de l'analyseur sémantique et du gestionnaire de dialogue d'un système d'interaction vocale. RJCIA Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2018	J	`jnl`	A methodology for turn-taking capabilities enhancement in Spoken Dialogue Systems using Reinforcement Learning. Comput. Speech Lang. Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2018	J	`jnl`	Joint On-line Learning of a Zero-shot Spoken Semantic Parser and a Reinforcement Learning Dialogue Manager. CoRR Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2017	—	`conf`	Apprentissage en ligne interactif d'un générateur en langage naturel neuronal pour le dialogue homme-machine (On-line Interactive Learning of Natural Language Neural Generation for Human-machine). TALN (2) Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2017	—	`conf`	En route to a better integration and evaluation of social capacities in vocal artificial agents. ISIAA@ICMI Fabrice Lefèvre
2017	B	`conf`	ISIAA 2017: 1st international workshop on investigating social interactions with artificial agents (workshop summary). ICMI Thierry Chaminade, Fabrice Lefèvre, Noël Nguyen, Magalie Ochs
2017	—	`conf`	Integration and evaluation of social competences such as humor in an artificial interactive agent. ISIAA@ICMI Matthieu Riou, Bassam Jabaian, Stéphane Huet, Thierry Chaminade, Fabrice Lefèvre
2017	A	`conf`	Online Adaptation of an Attention-Based Neural Network for Natural Language Generation. INTERSPEECH Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2017	—	`ed.`	Proceedings of the 1st ACM SIGCHI International Workshop on Investigating Social Interactions with Artificial Agents, ISIAA@ICMI 2017, Glasgow, United Kingdom, November 13, 2017 ISIAA@ICMI Thierry Chaminade, Noël Nguyen, Magalie Ochs, Fabrice Lefèvre
2016	J	`jnl`	A unified framework for translation and understanding allowing discriminative joint decoding for multilingual speech semantic interpretation. Comput. Speech Lang. Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
2016	Misc	`conf`	Adversarial Bandit for online interactive active learning of zero-shot spoken language understanding. ICASSP Emmanuel Ferreira, Alexandre Reiffers-Masson, Bassam Jabaian, Fabrice Lefèvre
2016	B	`conf`	Automatic Corpus Extension for Data-driven Natural Language Generation. LREC Elena Manishina, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
2016	—	`conf`	Incremental Human-Machine Dialogue Simulation. IWSDS Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2016	—	`conf`	Optimiser l'adaptation en ligne d'un module de compréhension de la parole avec un algorithme de bandit contre un adversaire (Adversarial bandit for optimising online active learning of spoken language understanding). JEP-TALN-RECITAL (1) Emmanuel Ferreira, Alexandre Reiffers-Masson, Bassam Jabaian, Fabrice Lefèvre
2016	A*	`conf`	Reinforcement Learning for Turn-Taking Management in Incremental Spoken Dialogue Systems. IJCAI Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2016	—	`conf`	Towards a virtual personal assistant based on a user-defined portfolio of multi-domain vocal applications. SLT Tatiana Ekeinhor-Komi, Jean Léon Bouraoui, Romain Laroche, Fabrice Lefèvre
2015	—	`conf`	Compréhension automatique de la parole sans données de référence. TALN (long papers) Emmanuel Ferreira, Bassam Jabaian, Fabrice Lefèvre
2015	—	`conf`	Dialogue Efficiency Evaluation of Turn-Taking Phenomena in a Multi-layer Incremental Simulated Environment. HCI (27) Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2015	Misc	`conf`	Online adaptative zero-shot learning spoken language understanding using word-embedding. ICASSP Emmanuel Ferreira, Bassam Jabaian, Fabrice Lefèvre
2015	—	`conf`	Optimising Turn-Taking Strategies With Reinforcement Learning. SIGDIAL Conference Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2015	J	`jnl`	Reinforcement-learning based dialogue system for human-robot interactions with socially-inspired rewards. Comput. Speech Lang. Emmanuel Ferreira, Fabrice Lefèvre
2015	A*	`conf`	Turn-taking phenomena in incremental dialogue systems. EMNLP Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2015	—	`conf`	Users' Belief Awareness in Reinforcement Learning-Based Situated Human-Robot Dialogue Management. IWSDS Emmanuel Ferreira, Grégoire Milliez, Fabrice Lefèvre, Rachid Alami
2015	A	`conf`	Zero-shot semantic parser for spoken language understanding. INTERSPEECH Emmanuel Ferreira, Bassam Jabaian, Fabrice Lefèvre
2014	—	`conf`	A simple approach to make dialogue systems incremental (Vers une approche simplifiée pour introduire le caractère incrémental dans les systèmes de dialogue) [in French]. TALN (1) Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2014	—	`conf`	An easy method to make dialogue systems incremental. SIGDIAL Conference Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2014	—	`conf`	DictaNum: a dialogue system for numbers dictation (DictaNum : système de dialogue incrémental pour la dictée de numéros.) [in French]. TALN (3) Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
2014	—	`conf`	Enia : A customizable multi-domain assistant (Un assistant vocal personnalisable) [in French]. TALN (3) Tatiana Ekeinhor-Komi, Hajar Falih, Christine Chardenon, Romain Laroche, Fabrice Lefèvre
2014	—	`conf`	Simulating Human-Robot Interactions for Dialogue Strategy Learning. SIMPAR Grégoire Milliez, Emmanuel Ferreira, Michelangelo Fiore, Rachid Alami, Fabrice Lefèvre
2013	J	`jnl`	Comparison and Combination of Lightly Supervised Approaches for Language Portability of a Spoken Language Understanding System. IEEE Trans. Speech Audio Process. Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
2013	—	`conf`	Discriminative statistical approaches for multilingual speech understanding (Approches statistiques discriminantes pour l'interprétation sémantique multilingue de la parole) [in French]. TALN (1) Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
2013	A	`conf`	Error-corrective discriminative joint decoding of automatic spoken language transcription and understanding. INTERSPEECH Bassam Jabaian, Fabrice Lefèvre
2013	C	`conf`	Expert-based reward shaping and exploration scheme for boosting policy learning of dialogue management. ASRU Emmanuel Ferreira, Fabrice Lefèvre
2013	—	`conf`	Factored Machine Translation Systems for Russian-English. WMT@ACL Stéphane Huet, Elena Manishina, Fabrice Lefèvre
2013	—	`conf`	Generalization of Discriminative Approaches for Speech Language Understanding in a Multilingual Context. SLSP Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
2013	—	`conf`	Social signal and user adaptation in reinforcement learning-based dialogue management. MLIS@IJCAI Emmanuel Ferreira, Fabrice Lefèvre
2012	—	`conf`	Behavior Specific User Simulation in Spoken Dialogue Systems. ITG Conference on Speech Communication Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
2012	Misc	`conf`	Clustering behaviors of Spoken Dialogue Systems users. ICASSP Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
2012	—	`conf`	Co-adaptation in Spoken Dialogue Systems. IWSDS Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
2012	B	`conf`	Leveraging study of robustness and portability of spoken language understanding systems across languages and domains: the PORTMEDIA corpora. LREC Fabrice Lefèvre, Djamel Mostefa, Laurent Besacier, Yannick Estève, Matthieu Quignard, Nathalie Camelin, Benoît Favre, Bassam Jabaian, Lina Maria Rojas-Barahona
2012	A	`conf`	Portability of Semantic Annotations for Fast Development of Dialogue Corpora. INTERSPEECH Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
2012	—	`conf`	Post-édition statistique pour l'adaptation aux domaines de spécialité en traduction automatique (Statistical Post-Editing of Machine Translation for Domain Adaptation) [in French]. JEP-TALN-RECITAL Raphaël Rubino, Stéphane Huet, Fabrice Lefèvre, Georges Linarès
2012	—	`conf`	Robustesse et portabilités multilingue et multi-domaines des systèmes de compréhension de la parole : les corpus du projet PortMedia (Robustness and portability of spoken language understanding systems among languages and domains : the PORTMEDIA project) [in French]. JEP-TALN-RECITAL 2012 Fabrice Lefèvre, Djamel Mostefa, Laurent Besacier, Yannick Estève, Matthieu Quignard, Nathalie Camelin, Benoît Favre, Bassam Jabaian, Lina Maria Rojas-Barahona
2012	C	`conf`	Statistical Post-Editing of Machine Translation for Domain Adaptation. EAMT Raphaël Rubino, Stéphane Huet, Fabrice Lefèvre, Georges Linarès
2011	—	`conf`	Alignement automatique pour la compréhension littérale de l'oral par approche segmentale (Automatic alignment for the literal oral understanding using a segmental approach). TALN (Articles courts) Stéphane Huet, Fabrice Lefèvre
2011	Misc	`conf`	Combination of stochastic understanding and machine translation systems for language portability of dialogue systems. ICASSP Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
2011	—	`conf`	Comparaison et combinaison d'approches pour la portabilité vers une nouvelle langue d'un système de compréhension de l'oral (Comparison and combination of approaches for the portability to a new language of an oral comprehension system). TALN (Articles longs) Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
2011	J	`jnl`	Comparing Stochastic Approaches to Spoken Language Understanding in Multiple Languages. IEEE Trans. Speech Audio Process. Stefan Hahn, Marco Dinarelli, Christian Raymond, Fabrice Lefèvre, Patrick Lehnen, Renato De Mori, Alessandro Moschitti, Hermann Ney, Giuseppe Riccardi
2011	C	`conf`	Concept Discovery and Automatic Semantic Annotation for Language Understanding in an Information-Query Dialogue System Using Latent Dirichlet Allocation and Segmental Methods. IC3K Nathalie Camelin, Boris Detienne, Stéphane Huet, Dominique Quadri, Fabrice Lefèvre
2011	—	`conf`	Concept Discovery for Language Understanding in an Information-query Dialogue System. KDIR Nathalie Camelin, Boris Detienne, Stéphane Huet, Dominique Quadri, Fabrice Lefèvre
2011	A	`conf`	Semantic Graph Clustering for POMDP-Based Spoken Dialog Systems. INTERSPEECH Florian Pinault, Fabrice Lefèvre
2011	—	`conf`	The LIGA (LIG/LIA) Machine Translation System for WMT 2011. WMT@EMNLP Marion Potet, Raphaël Rubino, Benjamin Lecouteux, Stéphane Huet, Laurent Besacier, Hervé Blanchon, Fabrice Lefèvre
2011	—	`conf`	Unsupervised Alignment for Segmental-based Language Understanding. ULNLP@EMNLP Stéphane Huet, Fabrice Lefèvre
2011	—	`conf`	Unsupervised Concept Annotation using Latent Dirichlet Allocation and Segmental Methods. ULNLP@EMNLP Nathalie Camelin, Boris Detienne, Stéphane Huet, Dominique Quadri, Fabrice Lefèvre
2011	A	`conf`	User Simulation in Dialogue Systems Using Inverse Reinforcement Learning. INTERSPEECH Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
2011	—	`conf`	Using MMIL for the High Level Semantic Annotation of the French MEDIA Dialogue Corpus. IWCS Lina Maria Rojas-Barahona, Thierry Bazillon, Matthieu Quignard, Fabrice Lefèvre
2010	J	`jnl`	Approche bayésienne de la composition sémantique dans les systèmes de dialogue oral. Ingénierie des Systèmes d Inf. Marie-Jean Meurs, Fabrice Lefèvre, Renato De Mori
2010	A	`conf`	Cross-lingual spoken language understanding from unaligned data using discriminative classification models and machine translation. INTERSPEECH Fabrice Lefèvre, François Mairesse, Steve J. Young
2010	A	`conf`	Investigating multiple approaches for SLU portability to a new language. INTERSPEECH Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
2010	—	`conf`	Processus de décision à base de SVM pour la composition d'arbres de frames sémantiques. TALN (Articles courts) Marie-Jean Meurs, Fabrice Lefèvre
2009	C	`conf`	Back-off action selection in summary space-based POMDP dialogue systems. ASRU Milica Gasic, Fabrice Lefèvre, Filip Jurcícek, Simon Keizer, François Mairesse, Blaise Thomson, Kai Yu, Steve J. Young
2009	A	`conf`	Feature-based summary space for stochastic dialogue modeling with hierarchical semantic frames. INTERSPEECH Florian Pinault, Fabrice Lefèvre, Renato De Mori
2009	—	`conf`	Learning Bayesian Networks for Semantic Frame Composition in a Spoken Dialog System. HLT-NAACL (Short Papers) Marie-Jean Meurs, Fabrice Lefèvre, Renato De Mori
2009	Misc	`conf`	Spoken language interpretation: On the use of dynamic Bayesian networks for semantic composition. ICASSP Marie-Jean Meurs, Fabrice Lefèvre, Renato De Mori
2009	—	`conf`	k-Nearest Neighbor Monte-Carlo Control Algorithm for POMDP-Based Dialogue Systems. SIGDIAL Conference Fabrice Lefèvre, Milica Gasic, Filip Jurcícek, Simon Keizer, François Mairesse, Blaise Thomson, Kai Yu, Steve J. Young
2008	A	`conf`	A Bayesian approach to semantic composition for spoken language interpretation. INTERSPEECH Marie-Jean Meurs, Fabrice Lefèvre, Renato De Mori
2008	—	`conf`	Annotation en Frames Sémantiques du corpus de dialogue MEDIA. TALN (Articles courts) Marie-Jean Meurs, Frédéric Duvert, Frédéric Béchet, Fabrice Lefèvre, Renato De Mori
2008	B	`conf`	Semantic Frame Annotation on the French MEDIA corpus. LREC Marie-Jean Meurs, Frédéric Duvert, Frédéric Béchet, Fabrice Lefèvre, Renato De Mori
2008	Misc	`conf`	Semantic composition process in a speech understanding system. ICASSP Frédéric Duvert, Marie-Jean Meurs, Christophe Servan, Frédéric Béchet, Fabrice Lefèvre, Renato De Mori
2007	—	`conf`	Dynamic Bayesian Networks and Discriminative Classifiers for Multi-Stage Semantic Interpretation. ICASSP (4) Fabrice Lefèvre
2007	C	`conf`	Unsupervised state clustering for stochastic dialog management. ASRU Fabrice Lefèvre, Renato De Mori
2006	—	`conf`	A DBN-Based Multi-Level Stochastic spoken Language Understanding System. SLT Fabrice Lefèvre
2006	J	`jnl`	Advances in transcription of broadcast news and conversational telephone speech within the combined EARS BBN/LIMSI system. IEEE Trans. Speech Audio Process. Spyridon Matsoukas, Jean-Luc Gauvain, Gilles Adda, Thomas Colthurst, Chia-Lin Kao, Owen Kimball, Lori Lamel, Fabrice Lefèvre, Jeff Z. Ma, John Makhoul, Long Nguyen, Rohit Prasad, Richard M. Schwartz, Holger Schwenk, Bing Xiang
2006	—	`conf`	Discriminant Initialization for Factor Analyzed HMM Training. ICASSP (1) Fabrice Lefèvre, Jean-Luc Gauvain
2006	B	`conf`	Results of the French Evalda-Media evaluation campaign for literal understanding. LREC Hélène Bonneau-Maynard, Christelle Ayache, Frédéric Béchet, Alexandre Denis, Anne Kuhn, Fabrice Lefèvre, Djamel Mostefa, Matthieu Quignard, Sophie Rosset, Christophe Servan, Jeanne Villaneau
2005	J	`jnl`	Genericity and portability for task-independent speech recognition. Comput. Speech Lang. Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
2005	A	`conf`	The 2004 BBN/LIMSI 20xRT English conversational telephone speech recognition system. INTERSPEECH Rohit Prasad, Spyros Matsoukas, Chia-Lin Kao, Jeff Z. Ma, Dongxin Xu, Thomas Colthurst, Owen Kimball, Richard M. Schwartz, Jean-Luc Gauvain, Lori Lamel, Holger Schwenk, Gilles Adda, Fabrice Lefèvre
2003	—	`conf`	Conversational telephone speech recognition. ICASSP (1) Jean-Luc Gauvain, Lori Lamel, Holger Schwenk, Gilles Adda, Langzhou Chen, Fabrice Lefèvre
2003	A	`conf`	Multi-source training and adaptation for generic speech recognition. INTERSPEECH Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
2003	J	`jnl`	Non-parametric probability estimation for HMM-based automatic speech recognition. Comput. Speech Lang. Fabrice Lefèvre
2002	A	`conf`	Issues in the development of a stochastic speech understanding system. INTERSPEECH Fabrice Lefèvre, Hélène Bonneau-Maynard
2001	A	`conf`	Improving genericity for task-independent speech recognition. INTERSPEECH Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
2001	—	`conf`	Portability Issues for Speech Recognition Technologies. HLT Lori Lamel, Fabrice Lefèvre, Jean-Luc Gauvain, Gilles Adda
2001	Misc	`conf`	Towards task-independent speech recognition. ICASSP Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
2000	A	`conf`	Confidence measures based on the k-nn probability estimator. INTERSPEECH Fabrice Lefèvre
1999	—	`conf`	A MLE algorithm for the k-NN HMM system. EUROSPEECH Fabrice Lefèvre, Claude Montacié, Marie-José Caraty
1998	—	`conf`	On the influence of the delta coefficients in a HMM-based speech recognition system. ICSLP Fabrice Lefèvre, Claude Montacié, Marie-José Caraty
1997	—	`conf`	Dynamic lexicon for a very large vocabulary vocal dictation. EUROSPEECH Marie-José Caraty, Claude Montacié, Fabrice Lefèvre
1997	—	`conf`	K-NN versus Gaussian in HMM-based recognition system. EUROSPEECH Claude Montacié, Marie-José Caraty, Fabrice Lefèvre