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Automatic Generation System of Virtual Agent's Motion using Natural Language

Published: 05 November 2018 Publication History

Abstract

A virtual agent in a dialogue system should express appropriate body motions according to utterances and effectively communicate with a user. We previously proposed a generation model of whole body motions such as head direction, nodding, facial expressions, hand gestures, and upper-body posture accompanying utterances at appropriate times similar to humans by using various types of natural-language-analysis information obtained from spoken language. As an attempt to promote this model, we constructed an API that can easily generate motions by using the generation model and constructed a demonstration system that can automatically control a virtual agent from only the spoken language. When inputting an arbitrary utterance language, synthesized sound and motion information are acquired from the speech synthesizer and motion-generation API, and the vocalization of the virtual agent and animated motion are generated. A dialog agent that is more attractive and can communicate smoothly by automatically generating natural motions is expected.

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cover image ACM Conferences
IVA '18: Proceedings of the 18th International Conference on Intelligent Virtual Agents
November 2018
381 pages
ISBN:9781450360135
DOI:10.1145/3267851
Permission to make digital or hard copies of part or all of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for third-party components of this work must be honored. For all other uses, contact the Owner/Author.

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Association for Computing Machinery

New York, NY, United States

Publication History

Published: 05 November 2018

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Author Tags

  1. body motion generation
  2. dialogue
  3. natural language
  4. virtual agent

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IVA '18
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IVA '18: International Conference on Intelligent Virtual Agents
November 5 - 8, 2018
NSW, Sydney, Australia

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IVA '18 Paper Acceptance Rate 17 of 82 submissions, 21%;
Overall Acceptance Rate 53 of 196 submissions, 27%

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