Piecewise-linear approximation of discontinuous contour images based on clustering procedure. - Takashi Watanabe; Kazuya Suzuki; Ryuhzou Yokoyama; Sumio Tanba (Syst. Comput. Jpn., 1993)

LoRa Based Wireless Sensor Network for Bus Tracking System in Contoured Castle Town. - Fumiya Sano; Kouki Fukuda; Shinji Kubo; Sumio Tanba; Yamato Ishida; Atushi Kurokawa; Toshiki Kanamoto (GCCE, 2023)