Tatsunori Hirai

According to our database, Tatsunori Hirai authored at least 25 papers between 2013 and 2026.

Collaborative distances:

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

2026

Exploring Mediation by an Embodied Virtual Agent in Immersive Triadic Collaborative Decision-Making.

Binyang Han, Ze Dong, Jingjing Zhang, Ruoyu Wen, Tatsunori Hirai, Adrian J. Clark, Thammathip Piumsomboon

IEEE Trans. Vis. Comput. Graph., May, 2026

A Dialogue Agent to Let Users Experience and Gently Enhance the "Gyaru-Mind".

Momoka Ikegami, Takuya Kato, Saizo Aoyagi, Tatsunori Hirai

Proceedings of the 16th International Workshop on Spoken Dialogue System Technology, 2026

"Thank God I'm Fly!': A Gyaru Persona Chatbot for Adopting a Positive Mindset to Prevent and Mitigate Negative Emotions.

Momoka Ikegami, Masaki Kuribayashi, Takuya Kato, Saizo Aoyagi, Tatsunori Hirai

Proceedings of the Extended Abstracts of the 2026 CHI Conference on Human Factors in Computing Systems, 2026

2025

Interdisciplinary Workshop on XR and AI Interfaces for Stress Management.

Ze Dong, Jingjing Zhang, Panote Siriaraya, Tatsunori Hirai, Kongmeng Liew, Santawat Thanyadit, Thanapong Intharah, Panida Yomaboot, Barrett Ens, Adrian J. Clark, Thammathip Piumsomboon

Proceedings of the Extended Reality - International Conference, 2025

2020

Inside-out Tracking Controller for VR/AR HMD using Image Recognition with Smartphones.

Keisuke Hattori, Tatsunori Hirai

Proceedings of the SIGGRAPH 2020: Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2020

2019

Melody2Vec: Distributed Representations of Melodic Phrases based on Melody Segmentation.

Tatsunori Hirai, Shun Sawada

J. Inf. Process., 2019

An intuitive and educational programming tool with tangible blocks and AR.

Keisuke Hattori, Tatsunori Hirai

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2019

2018

Latent Topic Similarity for Music Retrieval and Its Application to a System that Supports DJ Performance.

Tatsunori Hirai, Hironori Doi, Shigeo Morishima

J. Inf. Process., 2018

2017

Dynamic Subtitle Placement Considering the Region of Interest and Speaker Location.

Wataru Akahori, Tatsunori Hirai, Shigeo Morishima

Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2017) - Volume 6: VISAPP, Porto, Portugal, February 27, 2017

Seamless video scene transition using hierarchical graph cuts.

Tatsunori Hirai

Proceedings of the SIGGRAPH Asia 2017 Posters, Bangkok, Thailand, November 27 - 30, 2017, 2017

2016

Region-of-Interest-Based Subtitle Placement Using Eye-Tracking Data of Multiple Viewers.

Wataru Akahori, Tatsunori Hirai, Shunya Kawamura, Shigeo Morishima

Proceedings of the ACM International Conference on Interactive Experiences for TV and Online Video, 2016

Frame-Wise Continuity-Based Video Summarization and Stretching.

Tatsunori Hirai, Shigeo Morishima

Proceedings of the MultiMedia Modeling - 22nd International Conference, 2016

MusicMixer: Automatic DJ System Considering Beat and Latent Topic Similarity.

Tatsunori Hirai, Hironori Doi, Shigeo Morishima

Proceedings of the MultiMedia Modeling - 22nd International Conference, 2016

Computational Cartoonist: A Comic-Style Video Summarization System for Anime Films.

Tsukasa Fukusato, Tatsunori Hirai, Shunya Kawamura, Shigeo Morishima

Proceedings of the MultiMedia Modeling - 22nd International Conference, 2016

A soundtrack generation system to synchronize the climax of a video clip with music.

Haruki Sato, Tatsunori Hirai, Tomoyasu Nakano, Masataka Goto, Shigeo Morishima

Proceedings of the IEEE International Conference on Multimedia and Expo, 2016

RSViewer: An Efficient Video Viewer for Racquet Sports Focusing on Rally Scenes.

Shunya Kawamura, Tsukasa Fukusato, Tatsunori Hirai, Shigeo Morishima

Proceedings of the 11th Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2016), 2016

2015

A music video authoring system synchronizing climax of video clips and music via rearrangement of musical bars.

Haruki Sato, Tatsunori Hirai, Tomoyasu Nakano, Masataka Goto, Shigeo Morishima

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2015

Affective Music Recommendation System Based on the Mood of Input Video.

Shoto Sasaki, Tatsunori Hirai, Hayato Ohya, Shigeo Morishima

Proceedings of the MultiMedia Modeling - 21st International Conference, 2015

MusicMixer: computer-aided DJ system based on an automatic song mixing.

Tatsunori Hirai, Hironori Doi, Shigeo Morishima

Proceedings of the 12th International Conference on Advances in Computer Entertainment Technology, 2015

2014

Efficient video viewing system for racquet sports with automatic summarization focusing on rally scenes.

Shunya Kawamura, Tsukasa Fukusato, Tatsunori Hirai, Shigeo Morishima

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2014

Quasi 3D rotation for hand-drawn characters.

Chie Furusawa, Tsukasa Fukusato, Narumi Okada, Tatsunori Hirai, Shigeo Morishima

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2014

Face retrieval system by similarity of impression based on hair attribute.

Takahiro Fuji, Tsukasa Fukusato, Shoto Sasaki, Taro Masuda, Tatsunori Hirai, Shigeo Morishima

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2014

VRMixer: mixing video and real world with video segmentation.

Tatsunori Hirai, Satoshi Nakamura, Tsubasa Yumura, Shigeo Morishima

Proceedings of the 11th Conference on Advances in Computer Entertainment Technology, 2014

2013

Affective music recommendation system using input images.

Shoto Sasaki, Tatsunori Hirai, Hayato Ohya, Shigeo Morishima

Proceedings of the Special Interest Group on Computer Graphics and Interactive Techniques Conference, 2013

Affective Music Recommendation System Reflecting the Mood of Input Image.

Shoto Sasaki, Tatsunori Hirai, Hayato Ohya, Shigeo Morishima

Proceedings of the 2013 International Conference on Culture and Computing, 2013