Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study

Designing human–machine interactive systems requires cooperation between different disciplines is required. In this work, we present a Dialogue Manager and a Language Generator that are the core modules of a Voice-based Spoken Dialogue System (SDS) capable of carrying out challenging, long and compl...

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Main Authors: Alain Vázquez, Asier López Zorrilla, Javier Mikel Olaso, María Inés Torres
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/3/1423
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author Alain Vázquez
Asier López Zorrilla
Javier Mikel Olaso
María Inés Torres
author_facet Alain Vázquez
Asier López Zorrilla
Javier Mikel Olaso
María Inés Torres
author_sort Alain Vázquez
collection DOAJ
description Designing human–machine interactive systems requires cooperation between different disciplines is required. In this work, we present a Dialogue Manager and a Language Generator that are the core modules of a Voice-based Spoken Dialogue System (SDS) capable of carrying out challenging, long and complex coaching conversations. We also develop an efficient integration procedure of the whole system that will act as an intelligent and robust Virtual Coach. The coaching task significantly differs from the classical applications of SDSs, resulting in a much higher degree of complexity and difficulty. The Virtual Coach has been successfully tested and validated in a user study with independent elderly, in three different countries with three different languages and cultures: Spain, France and Norway.
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spelling doaj.art-38269a4e30cd45d1a07692e461e163252023-11-16T18:00:53ZengMDPI AGSensors1424-82202023-01-01233142310.3390/s23031423Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User StudyAlain Vázquez0Asier López Zorrilla1Javier Mikel Olaso2María Inés Torres3Speech Interactive Research Group, Universidad del País Vasco UPV/EHU, 48940 Leioa, SpainSpeech Interactive Research Group, Universidad del País Vasco UPV/EHU, 48940 Leioa, SpainSpeech Interactive Research Group, Universidad del País Vasco UPV/EHU, 48940 Leioa, SpainSpeech Interactive Research Group, Universidad del País Vasco UPV/EHU, 48940 Leioa, SpainDesigning human–machine interactive systems requires cooperation between different disciplines is required. In this work, we present a Dialogue Manager and a Language Generator that are the core modules of a Voice-based Spoken Dialogue System (SDS) capable of carrying out challenging, long and complex coaching conversations. We also develop an efficient integration procedure of the whole system that will act as an intelligent and robust Virtual Coach. The coaching task significantly differs from the classical applications of SDSs, resulting in a much higher degree of complexity and difficulty. The Virtual Coach has been successfully tested and validated in a user study with independent elderly, in three different countries with three different languages and cultures: Spain, France and Norway.https://www.mdpi.com/1424-8220/23/3/1423human–machine interactionvirtual coachingspoken dialogue systemsnatural language generationartificial intelligenceuser study
spellingShingle Alain Vázquez
Asier López Zorrilla
Javier Mikel Olaso
María Inés Torres
Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study
Sensors
human–machine interaction
virtual coaching
spoken dialogue systems
natural language generation
artificial intelligence
user study
title Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study
title_full Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study
title_fullStr Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study
title_full_unstemmed Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study
title_short Dialogue Management and Language Generation for a Robust Conversational Virtual Coach: Validation and User Study
title_sort dialogue management and language generation for a robust conversational virtual coach validation and user study
topic human–machine interaction
virtual coaching
spoken dialogue systems
natural language generation
artificial intelligence
user study
url https://www.mdpi.com/1424-8220/23/3/1423
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AT asierlopezzorrilla dialoguemanagementandlanguagegenerationforarobustconversationalvirtualcoachvalidationanduserstudy
AT javiermikelolaso dialoguemanagementandlanguagegenerationforarobustconversationalvirtualcoachvalidationanduserstudy
AT mariainestorres dialoguemanagementandlanguagegenerationforarobustconversationalvirtualcoachvalidationanduserstudy