Search Results for author: Lina M. Rojas-Barahona

Found 16 papers, 1 papers with code

"Do you follow me?": A Survey of Recent Approaches in Dialogue State Tracking

no code implementations29 Jul 2022 Léo Jacqmin, Lina M. Rojas-Barahona, Benoit Favre

DST has received a lot of interest in recent years with the text-to-text paradigm emerging as the favored approach.

Dialogue State Tracking

CoQAR: Question Rewriting on CoQA

no code implementations LREC 2022 Quentin Brabant, Gwenole Lecorve, Lina M. Rojas-Barahona

CoQAR can be used in the supervised learning of three tasks: question paraphrasing, question rewriting and conversational question answering.

Question Rewriting

Is the User Enjoying the Conversation? A Case Study on the Impact on the Reward Function

no code implementations13 Jan 2021 Lina M. Rojas-Barahona

The impact of user satisfaction in policy learning task-oriented dialogue systems has long been a subject of research interest.

Representation Learning Task-Oriented Dialogue Systems

Diluted Near-Optimal Expert Demonstrations for Guiding Dialogue Stochastic Policy Optimisation

no code implementations25 Nov 2020 Thibault Cordier, Tanguy Urvoy, Lina M. Rojas-Barahona, Fabrice Lefèvre

We notably propose a randomised exploration policy which allows for a seamless hybridisation of the learned policy and the expert.

Imitation Learning Q-Learning +1

Multi-domain Neural Network Language Generation for Spoken Dialogue Systems

no code implementations NAACL 2016 Tsung-Hsien Wen, Milica Gasic, Nikola Mrksic, Lina M. Rojas-Barahona, Pei-Hao Su, David Vandyke, Steve Young

Moving from limited-domain natural language generation (NLG) to open domain is difficult because the number of semantic input combinations grows exponentially with the number of domains.

Domain Adaptation Spoken Dialogue Systems +1

Building and Exploiting a Corpus of Dialog Interactions between French Speaking Virtual and Human Agents

no code implementations LREC 2012 Lina M. Rojas-Barahona, Alej Lorenzo, ra, Claire Gardent

We describe the acquisition of a dialog corpus for French based on multi-task human-machine interactions in a serious game setting.

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