Distributed Parallelization of Exact Charge Conservative Particle Simulation Code by High Performance Fortran. - Hiroki Hasegawa; Seiji Ishiguro; Masao Okamoto (ISHPC, 2005)

Real-time P and R wave detection in exercise electrocardiogram. - Hiroki Hasegawa; Takuya Watanabe; Takashi Uozumi (WSTST, 2005)

Development of the Efficient Electromagnetic Particle Simulation Code with High Performance Fortran on a Vector-Parallel Supercomputer. - Hiroki Hasegawa; Seiji Ishiguro; Masao Okamoto (Inf. Media Technol., 2006)

Macro-micro Interlocked Simulation for Multiscale Phenomena. - Kanya Kusano; Shigenobu Hirose; Tooru Sugiyama; Shinichiro Shima; Akio Kawano; Hiroki Hasegawa (International Conference on Computational Science (1), 2007)

Proposing a Low-Rank Approximation Method with Mathematical Guarantees for High-Dimensional Tensor Data. - Hiroki Hasegawa; Kazuyoshi Yata; Yukihiko Okada; Jun Kunimatsu (IEEE Big Data, 2024)

Auto Tensor Singular Value Thresholding: A Non-Iterative and Rank-Free Framework for Tensor Denoising. - Hiroki Hasegawa; Yukihiko Okada (CoRR, 2025)