Fabrice Lefèvre

Publication Activity (10 Years)

Years Active: 1997-2023
Publications (10 Years): 34

Top Topics

Spoken Dialogue Systems

Dialogue System

Language Understanding

Top Venues

Comput. Speech Lang.

Publications

Timothée Dhaussy, Bassam Jabaian, Fabrice Lefèvre
Interaction acceptance modelling and estimation for a proactive engagement in the context of human-robot interactions. ICCV (Workshops) (2023)
Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
Few-Shot Structured Policy Learning for Multi-Domain and Multi-Task Dialogues. CoRR (2023)
Timothée Dhaussy, Bassam Jabaian, Fabrice Lefèvre, Radu Horaud
Audio-Visual Speaker Diarization in the Framework of Multi-User Human-Robot Interaction. ICASSP (2023)
Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
Few-Shot Structured Policy Learning for Multi-Domain and Multi-Task Dialogues. EACL (Findings) (2023)
Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
Graph Neural Network Policies and Imitation Learning for Multi-Domain Task-Oriented Dialogues. SIGDIAL (2022)
Thibault Cordier, Tanguy Urvoy, Fabrice Lefèvre, Lina Maria Rojas-Barahona
Graph Neural Network Policies and Imitation Learning for Multi-Domain Task-Oriented Dialogues. CoRR (2022)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Findings from Experiments of On-line Joint Reinforcement Learning of Semantic Parser and Dialogue Manager with real Users. CoRR (2021)
Thibault Cordier, Tanguy Urvoy, Lina Maria Rojas-Barahona, Fabrice Lefèvre
Diluted Near-Optimal Expert Demonstrations for Guiding Dialogue Stochastic Policy Optimisation. CoRR (2020)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Joint On-line Learning of a Zero-shot Spoken Semantic Parser and a Reinforcement Learning Dialogue Manager. ICASSP (2019)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Reinforcement adaptation of an attention-based neural natural language generator for spoken dialogue systems. Dialogue Discourse 10 (1) (2019)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Lilia, A Showcase for Fast Bootstrap of Conversation-Like Dialogues Based on a Goal-Oriented System. SLSP (2019)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Renforcement en-ligne pour l'apprentissage conjoint de l'analyseur sémantique et du gestionnaire de dialogue d'un système d'interaction vocale. RJCIA (2019)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
A methodology for turn-taking capabilities enhancement in Spoken Dialogue Systems using Reinforcement Learning. Comput. Speech Lang. 47 (2018)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Joint On-line Learning of a Zero-shot Spoken Semantic Parser and a Reinforcement Learning Dialogue Manager. CoRR (2018)
Fabrice Lefèvre
En route to a better integration and evaluation of social capacities in vocal artificial agents. ISIAA@ICMI (2017)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
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) (2017)
Thierry Chaminade, Fabrice Lefèvre, Noël Nguyen, Magalie Ochs
ISIAA 2017: 1st international workshop on investigating social interactions with artificial agents (workshop summary). ICMI (2017)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Thierry Chaminade, Fabrice Lefèvre
Integration and evaluation of social competences such as humor in an artificial interactive agent. ISIAA@ICMI (2017)
Matthieu Riou, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Online Adaptation of an Attention-Based Neural Network for Natural Language Generation. INTERSPEECH (2017)
Tatiana Ekeinhor-Komi, Jean Léon Bouraoui, Romain Laroche, Fabrice Lefèvre
Towards a virtual personal assistant based on a user-defined portfolio of multi-domain vocal applications. SLT (2016)
Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
A unified framework for translation and understanding allowing discriminative joint decoding for multilingual speech semantic interpretation. Comput. Speech Lang. 35 (2016)
Elena Manishina, Bassam Jabaian, Stéphane Huet, Fabrice Lefèvre
Automatic Corpus Extension for Data-driven Natural Language Generation. LREC (2016)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
Incremental Human-Machine Dialogue Simulation. IWSDS (2016)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
Reinforcement Learning for Turn-Taking Management in Incremental Spoken Dialogue Systems. IJCAI (2016)
Emmanuel Ferreira, Alexandre Reiffers-Masson, Bassam Jabaian, Fabrice Lefèvre
Adversarial Bandit for online interactive active learning of zero-shot spoken language understanding. ICASSP (2016)
Emmanuel Ferreira, Alexandre Reiffers-Masson, Bassam Jabaian, Fabrice Lefèvre
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) (2016)
Emmanuel Ferreira, Grégoire Milliez, Fabrice Lefèvre, Rachid Alami
Users' Belief Awareness in Reinforcement Learning-Based Situated Human-Robot Dialogue Management. IWSDS (2015)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
Optimising Turn-Taking Strategies With Reinforcement Learning. SIGDIAL Conference (2015)
Emmanuel Ferreira, Bassam Jabaian, Fabrice Lefèvre
Zero-shot semantic parser for spoken language understanding. INTERSPEECH (2015)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
Dialogue Efficiency Evaluation of Turn-Taking Phenomena in a Multi-layer Incremental Simulated Environment. HCI (27) (2015)
Emmanuel Ferreira, Fabrice Lefèvre
Reinforcement-learning based dialogue system for human-robot interactions with socially-inspired rewards. Comput. Speech Lang. 34 (1) (2015)
Emmanuel Ferreira, Bassam Jabaian, Fabrice Lefèvre
Online adaptative zero-shot learning spoken language understanding using word-embedding. ICASSP (2015)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
Turn-taking phenomena in incremental dialogue systems. EMNLP (2015)
Emmanuel Ferreira, Bassam Jabaian, Fabrice Lefèvre
Compréhension automatique de la parole sans données de référence. TALN (long papers) (2015)
Grégoire Milliez, Emmanuel Ferreira, Michelangelo Fiore, Rachid Alami, Fabrice Lefèvre
Simulating Human-Robot Interactions for Dialogue Strategy Learning. SIMPAR (2014)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
An easy method to make dialogue systems incremental. SIGDIAL Conference (2014)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
DictaNum: a dialogue system for numbers dictation (DictaNum : système de dialogue incrémental pour la dictée de numéros.) [in French]. TALN (3) (2014)
Hatim Khouzaimi, Romain Laroche, Fabrice Lefèvre
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) (2014)
Tatiana Ekeinhor-Komi, Hajar Falih, Christine Chardenon, Romain Laroche, Fabrice Lefèvre
Enia : A customizable multi-domain assistant (Un assistant vocal personnalisable) [in French]. TALN (3) (2014)
Bassam Jabaian, Fabrice Lefèvre
Error-corrective discriminative joint decoding of automatic spoken language transcription and understanding. INTERSPEECH (2013)
Stéphane Huet, Elena Manishina, Fabrice Lefèvre
Factored Machine Translation Systems for Russian-English. WMT@ACL (2013)
Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
Generalization of Discriminative Approaches for Speech Language Understanding in a Multilingual Context. SLSP (2013)
Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
Comparison and Combination of Lightly Supervised Approaches for Language Portability of a Spoken Language Understanding System. IEEE Trans. Speech Audio Process. 21 (3) (2013)
Emmanuel Ferreira, Fabrice Lefèvre
Expert-based reward shaping and exploration scheme for boosting policy learning of dialogue management. ASRU (2013)
Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
Discriminative statistical approaches for multilingual speech understanding (Approches statistiques discriminantes pour l'interprétation sémantique multilingue de la parole) [in French]. TALN (1) (2013)
Emmanuel Ferreira, Fabrice Lefèvre
Social signal and user adaptation in reinforcement learning-based dialogue management. MLIS@IJCAI (2013)
Fabrice Lefèvre, Djamel Mostefa, Laurent Besacier, Yannick Estève, Matthieu Quignard, Nathalie Camelin, Benoît Favre, Bassam Jabaian, Lina Maria Rojas-Barahona
Leveraging study of robustness and portability of spoken language understanding systems across languages and domains: the PORTMEDIA corpora. LREC (2012)
Raphaël Rubino, Stéphane Huet, Fabrice Lefèvre, Georges Linarès
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 (2012)
Bassam Jabaian, Fabrice Lefèvre, Laurent Besacier
Portability of Semantic Annotations for Fast Development of Dialogue Corpora. INTERSPEECH (2012)
Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
Behavior Specific User Simulation in Spoken Dialogue Systems. ITG Conference on Speech Communication (2012)
Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
Clustering behaviors of Spoken Dialogue Systems users. ICASSP (2012)
Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
Co-adaptation in Spoken Dialogue Systems. IWSDS (2012)
Raphaël Rubino, Stéphane Huet, Fabrice Lefèvre, Georges Linarès
Statistical Post-Editing of Machine Translation for Domain Adaptation. EAMT (2012)
Fabrice Lefèvre, Djamel Mostefa, Laurent Besacier, Yannick Estève, Matthieu Quignard, Nathalie Camelin, Benoît Favre, Bassam Jabaian, Lina Maria Rojas-Barahona
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 (2012)
Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
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) (2011)
Nathalie Camelin, Boris Detienne, Stéphane Huet, Dominique Quadri, Fabrice Lefèvre
Concept Discovery and Automatic Semantic Annotation for Language Understanding in an Information-Query Dialogue System Using Latent Dirichlet Allocation and Segmental Methods. IC3K (2011)
Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
Combination of stochastic understanding and machine translation systems for language portability of dialogue systems. ICASSP (2011)
Florian Pinault, Fabrice Lefèvre
Semantic Graph Clustering for POMDP-Based Spoken Dialog Systems. INTERSPEECH (2011)
Stefan Hahn, Marco Dinarelli, Christian Raymond, Fabrice Lefèvre, Patrick Lehnen, Renato de Mori, Alessandro Moschitti, Hermann Ney, Giuseppe Riccardi
Comparing Stochastic Approaches to Spoken Language Understanding in Multiple Languages. IEEE Trans. Speech Audio Process. 19 (6) (2011)
Marion Potet, Raphaël Rubino, Benjamin Lecouteux, Stéphane Huet, Laurent Besacier, Hervé Blanchon, Fabrice Lefèvre
The LIGA (LIG/LIA) Machine Translation System for WMT 2011. WMT@EMNLP (2011)
Stéphane Huet, Fabrice Lefèvre
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) (2011)
Nathalie Camelin, Boris Detienne, Stéphane Huet, Dominique Quadri, Fabrice Lefèvre
Concept Discovery for Language Understanding in an Information-query Dialogue System. KDIR (2011)
Senthilkumar Chandramohan, Matthieu Geist, Fabrice Lefèvre, Olivier Pietquin
User Simulation in Dialogue Systems Using Inverse Reinforcement Learning. INTERSPEECH (2011)
Lina Maria Rojas-Barahona, Thierry Bazillon, Matthieu Quignard, Fabrice Lefèvre
Using MMIL for the High Level Semantic Annotation of the French MEDIA Dialogue Corpus. IWCS (2011)
Nathalie Camelin, Boris Detienne, Stéphane Huet, Dominique Quadri, Fabrice Lefèvre
Unsupervised Concept Annotation using Latent Dirichlet Allocation and Segmental Methods. ULNLP@EMNLP (2011)
Stéphane Huet, Fabrice Lefèvre
Unsupervised Alignment for Segmental-based Language Understanding. ULNLP@EMNLP (2011)
Fabrice Lefèvre, François Mairesse, Steve J. Young
Cross-lingual spoken language understanding from unaligned data using discriminative classification models and machine translation. INTERSPEECH (2010)
Marie-Jean Meurs, Fabrice Lefèvre
Processus de décision à base de SVM pour la composition d'arbres de frames sémantiques. TALN (Articles courts) (2010)
Marie-Jean Meurs, Fabrice Lefèvre, Renato de Mori
Approche bayésienne de la composition sémantique dans les systèmes de dialogue oral. Ingénierie des Systèmes d Inf. 15 (2) (2010)
Bassam Jabaian, Laurent Besacier, Fabrice Lefèvre
Investigating multiple approaches for SLU portability to a new language. INTERSPEECH (2010)
Fabrice Lefèvre, Milica Gasic, Filip Jurcícek, Simon Keizer, François Mairesse, Blaise Thomson, Kai Yu, Steve J. Young
k-Nearest Neighbor Monte-Carlo Control Algorithm for POMDP-Based Dialogue Systems. SIGDIAL Conference (2009)
Florian Pinault, Fabrice Lefèvre, Renato de Mori
Feature-based summary space for stochastic dialogue modeling with hierarchical semantic frames. INTERSPEECH (2009)
Marie-Jean Meurs, Fabrice Lefèvre, Renato de Mori
Learning Bayesian Networks for Semantic Frame Composition in a Spoken Dialog System. HLT-NAACL (Short Papers) (2009)
Milica Gasic, Fabrice Lefèvre, Filip Jurcícek, Simon Keizer, François Mairesse, Blaise Thomson, Kai Yu, Steve J. Young
Back-off action selection in summary space-based POMDP dialogue systems. ASRU (2009)
Marie-Jean Meurs, Fabrice Lefèvre, Renato de Mori
Spoken language interpretation: On the use of dynamic Bayesian networks for semantic composition. ICASSP (2009)
Marie-Jean Meurs, Fabrice Lefèvre, Renato de Mori
A Bayesian approach to semantic composition for spoken language interpretation. INTERSPEECH (2008)
Frédéric Duvert, Marie-Jean Meurs, Christophe Servan, Frédéric Béchet, Fabrice Lefèvre, Renato de Mori
Semantic composition process in a speech understanding system. ICASSP (2008)
Marie-Jean Meurs, Frédéric Duvert, Frédéric Béchet, Fabrice Lefèvre, Renato De Mori
Annotation en Frames Sémantiques du corpus de dialogue MEDIA. TALN (Articles courts) (2008)
Marie-Jean Meurs, Frédéric Duvert, Frédéric Béchet, Fabrice Lefèvre, Renato de Mori
Semantic Frame Annotation on the French MEDIA corpus. LREC (2008)
Fabrice Lefèvre
Dynamic Bayesian Networks and Discriminative Classifiers for Multi-Stage Semantic Interpretation. ICASSP (4) (2007)
Fabrice Lefèvre, Renato de Mori
Unsupervised state clustering for stochastic dialog management. ASRU (2007)
Hélène Bonneau-Maynard, Christelle Ayache, Frédéric Béchet, Alexandre Denis, Anne Kuhn, Fabrice Lefèvre, Djamel Mostefa, Matthieu Quignard, Sophie Rosset, Christophe Servan, Jeanne Villaneau
Results of the French Evalda-Media evaluation campaign for literal understanding. LREC (2006)
Fabrice Lefèvre
A DBN-Based Multi-Level Stochastic spoken Language Understanding System. SLT (2006)
Fabrice Lefèvre, Jean-Luc Gauvain
Discriminant Initialization for Factor Analyzed HMM Training. ICASSP (1) (2006)
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
Advances in transcription of broadcast news and conversational telephone speech within the combined EARS BBN/LIMSI system. IEEE Trans. Speech Audio Process. 14 (5) (2006)
Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
Genericity and portability for task-independent speech recognition. Comput. Speech Lang. 19 (3) (2005)
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
The 2004 BBN/LIMSI 20xRT English conversational telephone speech recognition system. INTERSPEECH (2005)
Jean-Luc Gauvain, Lori Lamel, Holger Schwenk, Gilles Adda, Langzhou Chen, Fabrice Lefèvre
Conversational telephone speech recognition. ICASSP (1) (2003)
Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
Multi-source training and adaptation for generic speech recognition. INTERSPEECH (2003)
Fabrice Lefèvre
Non-parametric probability estimation for HMM-based automatic speech recognition. Comput. Speech Lang. 17 (2-3) (2003)
Fabrice Lefèvre, Hélène Bonneau-Maynard
Issues in the development of a stochastic speech understanding system. INTERSPEECH (2002)
Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
Towards task-independent speech recognition. ICASSP (2001)
Lori Lamel, Fabrice Lefèvre, Jean-Luc Gauvain, Gilles Adda
Portability Issues for Speech Recognition Technologies. HLT (2001)
Fabrice Lefèvre, Jean-Luc Gauvain, Lori Lamel
Improving genericity for task-independent speech recognition. INTERSPEECH (2001)
Fabrice Lefèvre
Confidence measures based on the k-nn probability estimator. INTERSPEECH (2000)
Fabrice Lefèvre, Claude Montacié, Marie-José Caraty
A MLE algorithm for the k-NN HMM system. EUROSPEECH (1999)
Fabrice Lefèvre, Claude Montacié, Marie-José Caraty
On the influence of the delta coefficients in a HMM-based speech recognition system. ICSLP (1998)
Claude Montacié, Marie-José Caraty, Fabrice Lefèvre
K-NN versus Gaussian in HMM-based recognition system. EUROSPEECH (1997)
Marie-José Caraty, Claude Montacié, Fabrice Lefèvre
Dynamic lexicon for a very large vocabulary vocal dictation. EUROSPEECH (1997)