Ryota Nishimura

According to our database, Ryota Nishimura authored at least 58 papers between 2006 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Recognition of target domain Japanese speech using language model replacement.

Daiki Mori, Kengo Ohta, Ryota Nishimura, Atsunori Ogawa, Norihide Kitaoka

EURASIP J. Audio Speech Music. Process., December, 2024

2023

A new speech corpus of super-elderly Japanese for acoustic modeling.

Meiko Fukuda, Ryota Nishimura, Hiromitsu Nishizaki, Koharu Horii, Yurie Iribe, Kazumasa Yamamoto, Norihide Kitaoka

Comput. Speech Lang., 2023

Development of a model for predicting timing of back-channel in a real-time spoken dialog system.

Aito Nakata, Ryota Nishimura, Kengo Ohta, Norihide Kitaoka

Proceedings of the 12th IEEE Global Conference on Consumer Electronics, 2023

Language modeling for spontaneous speech recognition based on disfluency labeling and generation of disfluent text.

Koharu Horii, Kengo Ohta, Ryota Nishimura, Atsunori Ogawa, Norihide Kitaoka

Proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference, 2023

2022

Baseless-Rumor Alert Bot to Promote Reliability of Information.

Ryota Nishimura, Mai Miyabe, Takashi Yoshino

J. Inf. Process., 2022

A Corpus-Based Analysis Of Age-Related Changes In The Acoustic Features Of Elderly To Super Elderly Speech.

Meiko Fukuda, Masakazu Sugiyama, Ryota Nishimura, Yurie Iribe, Kazumasa Yamamoto, Norihide Kitaoka

Proceedings of the 25th Conference of the Oriental COCOSDA International Committee for the Co-ordination and Standardisation of Speech Databases and Assessment Techniques, 2022

Elderly Conversational Speech Corpus with Cognitive Impairment Test and Pilot Dementia Detection Experiment Using Acoustic Characteristics of Speech in Japanese Dialects.

Meiko Fukuda, Ryota Nishimura, Maina Umezawa, Kazumasa Yamamoto, Yurie Iribe, Norihide Kitaoka

Proceedings of the Thirteenth Language Resources and Evaluation Conference, 2022

End-to-End Spontaneous Speech Recognition Using Disfluency Labeling.

Koharu Horii, Meiko Fukuda, Kengo Ohta, Ryota Nishimura, Atsunori Ogawa, Norihide Kitaoka

Proceedings of the 23rd Annual Conference of the International Speech Communication Association, 2022

Facial Expression Emotion Recognition Based on Transfer Learning and Generative Model.

Tomoki Kusunose, Xin Kang, Keita Kiuchi, Ryota Nishimura, Manabu Sasayama, Kazuyuki Matsumoto

Proceedings of the 8th International Conference on Systems and Informatics, 2022

Learning a Bimodal Emotion Recognition System Based on Small Amount of Speech Data.

Junya Furutani, Xin Kang, Keita Kiuchi, Ryota Nishimura, Manabu Sasayama, Kazuyuki Matsumoto

Proceedings of the 8th International Conference on Systems and Informatics, 2022

2021

Normalization of Transliterated Mongolian Words Using Seq2Seq Model with Limited Data.

Zolzaya Byambadorj, Ryota Nishimura, Altangerel Ayush, Norihide Kitaoka

ACM Trans. Asian Low Resour. Lang. Inf. Process., 2021

Response type selection for chat-like spoken dialog systems based on LSTM and multi-task learning.

Kengo Ohta, Ryota Nishimura, Norihide Kitaoka

Speech Commun., 2021

Text-to-speech system for low-resource language using cross-lingual transfer learning and data augmentation.

Zolzaya Byambadorj, Ryota Nishimura, Altangerel Ayush, Kengo Ohta, Norihide Kitaoka

EURASIP J. Audio Speech Music. Process., 2021

Advanced language model fusion method for encoder-decoder model in Japanese speech recognition.

Daiki Mori, Kengo Ohta, Ryota Nishimura, Atsunori Ogawa, Norihide Kitaoka

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021

End-to-End Spontaneous Speech Recognition Using Hesitation Labeling.

Koharu Horii, Meiko Fukuda, Kengo Ohta, Ryota Nishimura, Atsunori Ogawa, Norihide Kitaoka

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021

Multi-speaker TTS system for low-resource language using cross-lingual transfer learning and data augmentation.

Zolzaya Byambadorj, Ryota Nishimura, Altangerel Ayush, Kengo Ohta, Norihide Kitaoka

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021

2020

Example Phrase Adaptation Method for Customized, Example-Based Dialog System Using User Data and Distributed Word Representations.

Norihide Kitaoka, Eichi Seto, Ryota Nishimura

IEICE Trans. Inf. Syst., 2020

Improving Speech Recognition for the Elderly: A New Corpus of Elderly Japanese Speech and Investigation of Acoustic Modeling for Speech Recognition.

Meiko Fukuda, Hiromitsu Nishizaki, Yurie Iribe, Ryota Nishimura, Norihide Kitaoka

Proceedings of The 12th Language Resources and Evaluation Conference, 2020

2019

MMDAE: Dialog scenario editor for MMDAgent on the web browser.

Ryota Nishimura, Daisuke Yamamoto, Takahiro Uchiya, Ichi Takumi

ICT Express, 2019

A New Corpus of Elderly Japanese Speech for Acoustic Modeling, and a Preliminary Investigation of Dialect-Dependent Speech Recognition.

Meiko Fukuda, Ryota Nishimura, Hiromitsu Nishizaki, Yurie Iribe, Norihide Kitaoka

Proceedings of the 22nd Conference of the Oriental COCOSDA International Committee for the Co-ordination and Standardisation of Speech Databases and Assessment Techniques, 2019

Small-Footprint Magic Word Detection Method Using Convolutional LSTM Neural Network.

Taiki Yamamoto, Ryota Nishimura, Masayuki Misaki, Norihide Kitaoka

Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Environmental Sounds Recognition with Convolutional-LSTM.

Akihisa Komatsu, Ryota Nishimura, Norihide Kitaoka

Proceedings of the IEEE 8th Global Conference on Consumer Electronics, 2019

Type of Response Selection utilizing User Utterance Word Sequence, LSTM and Multi-task Learning for Chat-like Spoken Dialog Systems.

Kengo Ohta, Ryota Nishimura, Norihide Kitaoka

Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019

2018

Web-based environment for user generation of spoken dialog for virtual assistants.

Ryota Nishimura, Daisuke Yamamoto, Takahiro Uchiya, Ichi Takumi

EURASIP J. Audio Speech Music. Process., 2018

The Sixth IEEE Global Conference on Consumer Electronics [Conference Reports].

Ryota Nishimura

IEEE Consumer Electron. Mag., 2018

Mapping Acoustic Vector Space and Document Vector Space by RNN-LSTM.

Ryota Nishimura, Miho Higaki, Norihide Kitaoka

Proceedings of the IEEE 7th Global Conference on Consumer Electronics, 2018

Multi-modal Geometry Tutoring System Using Speech and Touchscreen Figure Tracing.

Kanta Kiyohara, Ryota Nishimura, Norihide Kitaoka

Proceedings of the IEEE 7th Global Conference on Consumer Electronics, 2018

Construction of a Corpus for Elderly Japanese Speech Recognition.

Meiko Fukuda, Hiromitsu Nishizaki, Ryota Nishimura, Yurie Iribe, Norihide Kitaoka

Proceedings of the IEEE 7th Global Conference on Consumer Electronics, 2018

Customization of an example-based dialog system with user data and distributed word representations.

Eichi Seto, Ryota Nishimura, Norihide Kitaoka

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017

Extraction of user preferences based on voice interaction.

Takahiro Uchiya, Satoshi Otake, Ryota Nishimura, Daisuke Yamamoto, Ichi Takumi

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

Proposal of reminiscence therapy system using spoken dialog to suppress dementia.

Ryota Nishimura, Takahiro Uchiya, Takahiro Hirano, Masaru Sakurai

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

A human machine interface framework for autonomous vehicle control.

Takuma Nakagawa, Ryota Nishimura, Yurie Iribe, Yoshio Ishiguro, Shin Ohsuga, Norihide Kitaoka

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

Design of Reminiscence Therapy System for Elderly People with Dementia.

Takahiro Uchiya, Ryota Nishimura, Takahiro Hirano, Masaru Sakurai

Proceedings of the Advances on Broad-Band Wireless Computing, 2017

Selecting type of response for chat-like spoken dialogue systems based on acoustic features of user utterances.

Kengo Ohta, Rikito Marumoto, Ryota Nishimura, Norihide Kitaoka

Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017

2016

Implementing Customer Reception Service in Robot Cafe using Stream Reasoning and ROS based on PRINTEPS.

Takeshi Morita, Yu Sugawara, Ryota Nishimura, Takahira Yamaguchi

Proceedings of the ISWC 2016 Posters & Demonstrations Track co-located with 15th International Semantic Web Conference (ISWC 2016), 2016

Integrating Symbols and Signals Based on Stream Reasoning and ROS.

Takeshi Morita, Yu Sugawara, Ryota Nishimura, Takahira Yamaguchi

Proceedings of the Knowledge Management and Acquisition for Intelligent Systems, 2016

Related Word Recommendation Mechanism for Speech Dialogue System.

Yuto Ishida, Takahiro Uchiya, Kouhei Yamamoto, Daisuke Yamamoto, Ryota Nishimura, Ichi Takumi

Proceedings of the 19th International Conference on Network-Based Information Systems, 2016

Development environment of a spoken dialogue system based on PRINTEPS.

Ryota Nishimura, Yutaka Takase, Yukiko I. Nakano

Proceedings of the IEEE 5th Global Conference on Consumer Electronics, 2016

Proposal of the communication mechanism among voice-interactive digital signage systems.

Ryuhei Kani, Takahiro Uchiya, Daisuke Yamamoto, Ichi Takumi, Ryota Nishimura

Proceedings of the IEEE 5th Global Conference on Consumer Electronics, 2016

2015

Haptic shared control in steering operation based on cooperative status between a driver and a driver assistance system.

Ryota Nishimura, Takahiro Wada, Seiji Sugiyama

J. Hum. Robot Interact., 2015

Design and Implementation of Open Campus Event System with Voice Interaction Agent.

Takahiro Uchiya, Masaki Yoshida, Daisuke Yamamoto, Ryota Nishimura, Ichi Takumi

J. Mobile Multimedia, 2015

Crowdsourcing Environment to Create Voice Interaction Scenario of Spoken Dialogue System.

Yuichi Matsushita, Takahiro Uchiya, Ryota Nishimura, Daisuke Yamamoto, Ichi Takumi

Proceedings of the 18th International Conference on Network-Based Information Systems, 2015

Extension with intelligent agents for the spoken dialogue system for smartphones.

Takahiro Uchiya, Ryosuke Nakano, Daisuke Yamamoto, Ryota Nishimura, Ichi Takumi

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

Experiment and evaluation of crowdsourcing model for creation of voice interaction scenario.

Yuichi Matsushita, Takahiro Uchiya, Ryota Nishimura, Daisuke Yamamoto, Ichi Takumi

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

2014

Voice interaction system with 3D-CG virtual agent for stand-alone smartphones.

Daisuke Yamamoto, Keiichiro Oura, Ryota Nishimura, Takahiro Uchiya, Akinobu Lee, Ichi Takumi, Keiichi Tokuda

Proceedings of the second international conference on Human-agent interaction, 2014

Development of a dialogue scenario editor on a web browser for a spoken dialogue system.

Ryota Nishimura, Daisuke Yamamoto, Takahiro Uchiya, Ichi Takumi

Proceedings of the second international conference on Human-agent interaction, 2014

A VoIP-based voice interaction system for a virtual telephone operator using video calls.

Ryota Nishimura, Koji Sugiokay, Daisuke Yamamoto, Takahiro Uchiya, Ichi Takumi

Proceedings of the IEEE 3rd Global Conference on Consumer Electronics, 2014

Construction of crowdsourcing environment for creation of voice interaction scenario.

Yuichi Matsushita, Takahiro Uchiya, Ryota Nishimura, Daisuke Yamamoto, Ichi Takumi

Proceedings of the IEEE 3rd Global Conference on Consumer Electronics, 2014

Proposal of voice control-based interactive design method of agent system.

Takahiro Uchiya, Daisuke Yamamoto, Ryota Nishimura, Ichi Takumi, Tetsuo Kinoshita

Proceedings of the IEEE 13th International Conference on Cognitive Informatics and Cognitive Computing, 2014

2013

Development and Evaluation of Spoken Dialog Systems with One or Two Agents through Two Domains.

Yuki Todo, Ryota Nishimura, Kazumasa Yamamoto, Seiichi Nakagawa

Proceedings of the Text, Speech, and Dialogue - 16th International Conference, 2013

Development and evaluation of spoken dialog systems with one or two agents.

Yuki Todo, Ryota Nishimura, Kazumasa Yamamoto, Seiichi Nakagawa

Proceedings of the 14th Annual Conference of the International Speech Communication Association, 2013

Approach to Haptic Guidance Control in Steering Operation Based on Cooperative States between Driver and Control System.

Takahiro Wada, Ryota Nishimura, Seiji Sugiyama

Proceedings of the Human Interface and the Management of Information. Information and Interaction for Health, Safety, Mobility and Complex Environments, 2013

2009

Subjective experiments on influence of response timing in spoken dialogues.

Toshihiko Itoh, Norihide Kitaoka, Ryota Nishimura

Proceedings of the 10th Annual Conference of the International Speech Communication Association, 2009

Response timing generation and response type selection for a spontaneous spoken dialog system.

Ryota Nishimura, Seiichi Nakagawa

Proceedings of the 2009 IEEE Workshop on Automatic Speech Recognition & Understanding, 2009

2008

Analysis of relationship between impression of human-to-human conversations and prosodic change and its modeling.

Ryota Nishimura, Norihide Kitaoka, Seiichi Nakagawa

Proceedings of the 9th Annual Conference of the International Speech Communication Association, 2008

2007

A Spoken Dialog System for Chat-Like Conversations Considering Response Timing.

Ryota Nishimura, Norihide Kitaoka, Seiichi Nakagawa

Proceedings of the Text, Speech and Dialogue, 10th International Conference, 2007

Prosody change and response timing analysis in spontaneously spoken dialogs and their modeling in a spoken dialog system.

Ryota Nishimura, Norihide Kitaoka, Seiichi Nakagawa

Proceedings of the 8th Annual Conference of the International Speech Communication Association, 2007

2006

Response Timing Detection Using Prosodic and Linguistic Information for Human-friendly Spoken Dialog Systems.

Norihide Kitaoka, Masashi Takeuchi, Ryota Nishimura, Seiichi Nakagawa

Inf. Media Technol., 2006