Orthogonality-Constrained CNMF-Based Noise Reduction with Reduced Degradation of Biological Sound. - Naoto Murakami; Shota Nakashima; Katsuma Fujimoto; Shoya Makihira; Seiji Nishifuji; Keiko Doi; Xianghong Li; Tsunahiko Hirano; Kazuto Matsunaga (Sensors, 2021)

Respiratory Sound Data Augmentation Method based on Respiratory Physiology. - Shunsuke Komoto; Kazuto Matsunaga; Tsunahiko Hirano; Keiko Doi; Seiji Nishifuji; Shota Nakashima (BCD, 2023)

Multi-scale simulations of pulmonary airflow based on a coupled 3D-1D-0D model. - Fei Jiang 004; Tsunahiko Hirano; Chenyang Liang; Guangzhi Zhang; Kazuto Matsunaga; Xian Chen (Comput. Biol. Medicine, 2024)

A Novel Method for Identifying Frailty and Quantifying Muscle Strength Using the Six-Minute Walking Test. - Yunjin Zhang; Minoru Morita; Tsunahiko Hirano; Keiko Doi; Xin Han; Kazuto Matsunaga; Zhongwei Jiang (Sensors, 2024)