Subspace based blind sparse channel estimation. - Kazunori Hayashi; Hiroki Matsushima; Hideaki Sakai; Elisabeth de Carvalho; Petar Popovski (APSIPA, 2012)

The Parameter Learning Method for Similar Image Rating Using Pulse Coupled Neural Network. - Hiroki Matsushima; Hiroaki Kurokawa (J. Multim. Inf. Syst., 2016)