Confidence scoring for accurate HMM-based word recognition by using SM-based monophone score normalization. - Takaharu Sato; Muhammad Ghulam; Takashi Fukuda; Tsuneo Nitta (ICASSP, 2002)

Improving performance of an HMM-based ASR system by using monophone-level normalized confidence measure. - Muhammad Ghulam; Takashi Fukuda; Takaharu Sato; Tsuneo Nitta (INTERSPEECH, 2002)

Bidirectional cascaded quasi-Z-source DC-DC converter. - Takaharu Sato; Takayuki Shimo; Taro Takiguchi; Hirotaka Koizumi (IECON, 2014)

Two-Stage Interleaved DC-DC Converter with Input-Parallel Output-Series Connection. - Atsushi Matsuda; Hirotaka Koizumi; Takaharu Sato (ISCAS, 2019)