About the Graphics and Interaction Lab (Koyama Lab)
This is a newly established laboratory in 2025. We conduct research in computer graphics and human-computer interaction, particularly focusing on design support systems. The lab is operated in close collaboration with the laboratory led by Prof. Yutaka Ohtake (a.k.a. Ohtake & Koyama Lab).
Affiliation
Department of Precision Engineering, Graduate School of Engineering, The University of Tokyo
News
- 2025/07/02: Two posters (in collaboration with Igarashi Lab at UTokyo and OLM Digital) were accepted to SIGGRAPH 2025.
- 2025/04/15: The temporary website was launched.
- 2025/04/01: Assoc. Prof. Koyama joined the department and the new lab was established.
Research Topics
- Design support systems that incorporate subjective preferences through human-in-the-loop Bayesian optimization [Example]
- Computational design techniques for functional digital fabrication [Example]
- New expression techniques and production tools for digital content creation [Example]
Members
Publications
- XXX XXX, XXX XXX, Yuki Koyama, and XXX XXX. 2025. TBA. In Proceedings of the 38th Annual ACM Symposium on User Interface Software and Technology (UIST '25), pp.XX–XX. (Accepted)
- Yuexiang Ji, Akinobu Maejima, Yotam Sechayk, Yuki Koyama, and Takeo Igarashi. 2025. Confidence Estimation of Few-Shot Patch-Based Learning for Anime-Style Colorization. In SIGGRAPH 2025 Posters, pp.40:1–40:2. (Accepted) [doi:10.1145/3721250.3742964]
- Masahiro Kono, Akinobu Maejima, Yuki Koyama, and Takeo Igarashi. 2025. Predicting Colors in Unpainted Gaps for Anime-Style Illustration. In SIGGRAPH 2025 Posters, pp.46:1–46:2. (Accepted) [doi:10.1145/3721250.3743027]
Access
Room 927, Engineering Building 14, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan (Office of Assoc. Prof. Koyama)
For Prospective Graduate Students
If you wish to join our lab by applying to the graduate program from outside the Department of Precision Engineering, please contact koyama [at] pe.t.u-tokyo.ac.jp before submitting your application. Please include a brief summary of your background (especially your research and programming experience) and your general research interests (just keywords are fine).