Sequential matrix rank minimization approach to signal recovery based on subspace system identification. - Katsumi Konishi; Ryo Kawaguchi (CCA, 2012)

Elimination of person names in spoken documents for privacy protection. - Ryo Kawaguchi; Masatoshi Tsuchiya; Seiichi Nakagawa (APSIPA, 2014)

A Distributed MQTT Broker System for Location-based IoT Applications. - Ryo Kawaguchi; Masaki Bandai (ICCE, 2019)

Edge Based MQTT Broker Architecture for Geographical IoT Applications. - Ryo Kawaguchi; Masaki Bandai (ICOIN, 2020)