GRAM - A P2P System of Group Revision Assistance Management. - Katsuhiro Takata; Jianhua Ma 002 (AINA (1), 2004)

A P2P Ubiquitous System for Testing Network Programs. - Makoto Shizuka; Jianhua Ma 002; Jeneung Lee; Yoichiro Miyoshi; Katsuhiro Takata (EUC, 2004)

Designing a Space-Oriented System for Ubiquitous Outdoor Kid's Safety Care. - Katsuhiro Takata; Yusuke Shina; Jianhua Ma 002; Bernady O. Apduhan (AINA, 2005)

Designing a Context-Aware System to Detect Dangerous Situations in School Routes for Kids Outdoor Safety Care. - Katsuhiro Takata; Yusuke Shina; Hiraku Komuro; Masataka Tanaka; Masanobu Ide; Jianhua Ma 002 (EUC, 2005)

A Context Based Architecture for Ubiquitous Kid's Safety Care Using Space-oriented Model. - Katsuhiro Takata; Jianhua Ma 002; Bernady O. Apduhan (ICPADS (1), 2005)

A decentralised P2P revision management system using a proactive mechanism. - Katsuhiro Takata; Jianhua Ma 002 (Int. J. High Perform. Comput. Netw., 2005)

A Dangerous Location Aware System for Assisting Kids Safety Care. - Katsuhiro Takata; Jianhua Ma 002; Bernady O. Apduhan (AINA (1), 2006)

A Wearable System for Outdoor Running Workout State Recognition and Course Provision. - Katsuhiro Takata; Masataka Tanaka; Jianhua Ma 002; Runhe Huang; Bernady O. Apduhan; Norio Shiratori (ATC, 2007)

Modeling and Analyzing Individual's Daily Activities using Lifelog. - Katsuhiro Takata; Jianhua Ma 002; Bernady O. Apduhan; Runhe Huang; Qun Jin (ICESS, 2008)

Lifelog Image Analysis Based on Activity Situation Models Using Contexts from Wearable Multi Sensors. - Katsuhiro Takata; Jianhua Ma 002; Bernady O. Apduhan; Runhe Huang; Norio Shiratori (MUE, 2008)