A bat-like sonar system consisting of hardware digital correlators. - Kenji Nakahira; Tetsuji Kodama; Takeshi Furnhashi; Hiroshi Maeda (SMC, 2000)

Fuzzy modeling using genetic algorithms with fuzzy entropy as conciseness measure. - Toshihiro Suzuki; Tetsuji Kodama; Takeshi Furuhashi; Hiroaki Tsutsui (Inf. Sci., 2001)

Distance measurement by an ultrasonic system based on a digital polarity correlator. - Kenji Nakahira; Tetsuji Kodama; Shin Morita; Shigeru Okuma (IEEE Trans. Instrum. Meas., 2001)

Design of digital polarity correlators in a multiple-user sonar ranging system. - Kenji Nakahira; Tetsuji Kodama; Takeshi Furuhashi; Hiroshi Maeda (IEEE Trans. Instrum. Meas., 2005)

Adaptive Kernel Quantile Regression for Anomaly Detection. - Hiroyuki Moriguchi; Ichiro Takeuchi; Masayuki Karasuyama; Shin-ichi Horikawa; Yoshikatsu Ohta; Tetsuji Kodama; Hiroshi Naruse (J. Adv. Comput. Intell. Intell. Informatics, 2009)