| 2026 | ICPR | Eliminating Object Hallucination in MLLMs via Convex Potential Flow Intervention. | Ziqiang Shi, Rujie Liu, Shanshan Yu, Koichi Shirahata |
| 2026 | WACV | Scalpel: Fine-Grained Alignment of Attention Activation Manifolds via Mixture Gaussian Bridges to Mitigate Multimodal Hallucination. | Ziqiang Shi, Rujie Liu, Shanshan Yu, Satoshi Munakata, Koichi Shirahata |
| 2023 | CCGRID | Accelerating Hybrid DFT Simulations Using Performance Modeling on Supercomputers. | Yosuke Oyama, Takumi Honda, Atsushi Ishikawa, Koichi Shirahata |
| 2021 | HiPC | The 16, 384-node Parallelism of 3D-CNN Training on An Arm CPU based Supercomputer. | Akihiro Tabuchi, Koichi Shirahata, Masafumi Yamazaki, Akihiko Kasagi, Takumi Honda, Kouji Kurihara, Kentaro Kawakami, Tsuguchika Tabaru, Naoto Fukumoto, Akiyoshi Kuroda, Takaaki Fukai, Kento Sato |
| 2018 | ICIP | Speed-Up of Object Detection Neural Network with GPU. | Takuya Fukagai, Kyosuke Maeda, Satoshi Tanabe, Koichi Shirahata, Yasumoto Tomita, Atsushi Ike, Akira Nakagawa |
| 2014 | CLUSTER | Out-of-core GPU memory management for MapReduce-based large-scale graph processing. | Koichi Shirahata, Hitoshi Sato, Satoshi Matsuoka |
| 2013 | CCGRID | A Scalable Implementation of a MapReduce-based Graph Processing Algorithm for Large-Scale Heterogeneous Supercomputers. | Koichi Shirahata, Hitoshi Sato, Toyotaro Suzumura, Satoshi Matsuoka |
| 2012 | CLUSTER | A GPU Implementation of Generalized Graph Processing Algorithm GIM-V. | Koichi Shirahata, Hitoshi Sato, Toyotaro Suzumura, Satoshi Matsuoka |
| 2010 | CloudCom | Hybrid Map Task Scheduling for GPU-Based Heterogeneous Clusters. | Koichi Shirahata, Hitoshi Sato, Satoshi Matsuoka |