A Method of Dynamic Switching Between Multicast and Unicast Using Robust Bridge in Access Grid. - Ryo Katsuma; Yoichi Muraoka (International Conference on Internet Computing, 2004)

Extending k-Coverage Lifetime of Wireless Sensor Networks Using Mobile Sensor Nodes. - Ryo Katsuma; Yoshihiro Murata; Naoki Shibata; Keiichi Yasumoto; Minoru Ito (WiMob, 2009)

Minimizing localization cost with mobile anchor in underwater sensor networks: extended abstract. - Keiji Matsumoto; Ryo Katsuma; Naoki Shibata; Keiichi Yasumoto; Minoru Ito (WUWNet, 2009)

A Distance Learning System with Customizable Screen Layouts for Multiple Learning Situations. - Hiroyuki Nagataki; Koji Noguchi; Ryo Katsuma; Yukiko Yamauchi; Naoki Shibata; Keiichi Yasumoto; Minoru Ito (CSEDU (1), 2011)

Efficient Coverage of Agricultural Field with Mobile Sensors by Predicting Solar Power Generation. - Masaru Eto; Ryo Katsuma; Morihiko Tamai; Keiichi Yasumoto (AINA, 2015)

Maintaining Coverage of Multiple Interest Points for Wireless Sensor Networks on Water Surface. - Ryo Katsuma; Hirotaka Ueno (AINA Workshops, 2016)

Recognizing AR markers using optical illusion markers and a low-cost camera. - Daisuke Horie; Ryo Katsuma (CCWC, 2017)

High-accuracy localization via measurements of RSSIs and LED light angles for low-cost WMSNs. - Yu Kawahama; Ryo Katsuma (CCWC, 2017)

Efficient indoor exploration using mobile nodes by maintaining communicable region. - Kenshin Terada; Kodai Ogura; Ryo Katsuma (CCWC, 2017)

Reducing Error of Positioning Based on Unstable RSSI of Short Range Communication. - Wakana Nakai; Yu Kawahama; Ryo Katsuma (AINA, 2018)

Rope Deployment Method for Ropeway-Type Vermin Detection Systems. - Kodai Ogura; Kei Nihonyanagi; Ryo Katsuma (AINA, 2018)

Proposal of virtual musical instrument using single camera and verification of playability. - Junnosuke Tanaka; Ryo Katsuma (CCNC, 2018)

Constructing Traveling Route for A Multi-purpose Mobile Node Using the Voronoi Diagram. - Ryo Katsuma; Shinya Yamamoto (GCCE, 2018)

Reducing Falsely-detected Feature Points of SLAM by Estimating Obstacle-free Area for RCMSs. - Kei Nihonyanagi; Ryo Katsuma; Keiichi Yasumoto (ICDCN (Adjunct Volume), 2021)

Evaluation Function of Two Camera Positions for Capturing Characteristics of Deer. - Kei Yamazaki; Ryo Katsuma (GCCE, 2022)

A Method to Estimate Obstacle Presence on Narrow Roads Using Smartwatch-Based Multi- Cycling Data. - Yuya Kanbetsunawa; Ryo Katsuma (ICIT, 2023)

An Implementation of Word Prediction for Gaze Swipe Text Entry. - Hisanori Fujii; Ryo Katsuma (ICMU, 2023)

Proposal of Word Prediction Method for Gaze Swipe Text Entry. - Hisanori Fujii; Ryo Katsuma (MobiQuitous (2), 2023)