Estimation of velocity vectors from a video stream using discontinuity of optical flow. - Hiroki Hayashi; Mineichi Kudo; Jun Toyama; Masaru Shimbo (KES, 1999)

Fast Labelling of Natural Scenes Using Enhanced Knowledge. - Hiroki Hayashi; Mineichi Kudo; Jun Toyama; Masaru Shimbo (Pattern Anal. Appl., 2001)

CT image compression with level of interest. - Masayuki Hashimoto; Kenji Matsuo; Atsushi Koike; Hiroki Hayashi; Tetsuo Shimono (ICIP, 2004)

A Column Generation Approach to Home Care Staff Routing and Scheduling. - Susumu Morito; Daiki Kishimoto; Hiroki Hayashi; Atsushi Torigoe; Shigeo Okamoto; Yuki Matsukawa; Nao Taniguchi (OR, 2013)

Protocols for evaluating conditional sum on encrypted data. - Hiroki Hayashi; Satoshi Obana (ISITA, 2014)

Hardware-Efficient Local Extrema Detection for Scale-Space Extrema Detection in SIFT Algorithm. - Kazuhito Ito; Hiroki Hayashi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Anomaly Prediction for Wind Turbines Using an Autoencoder with Vibration Data Supported by Power-Curve Filtering. - Masaki Takanashi; Shuichi Sato; Kentaro Indo; Nozomu Nishihara; Hiroki Hayashi; Toru Suzuki (IEICE Trans. Inf. Syst., 2022)

Knowledge Modeling of the Inquiry based Learning Instructional Process in Japanese High Schools - Ontology model of Instruction Based on the PPDAC Cycle. - Hiroki Hayashi; Munehiko Sasajima (IJCKG (Workshop/Poster/Demo), 2023)

A Consideration on High Accuracy Estimation of Successive Moving Baseline for a Slow Speed Robot Based on GNSS Positioning. - Hiroki Hayashi; Fumihito Umemura; Yoshiharu Koya; Yukihiro Kubo (TENCON, 2023)

A 28GHz 5G NR Wirelessly Powered Relay Transceiver Using Rectifier-Type 4th-Order Sub-Harmonic Mixer. - Sena Kato; Shu Date; Tao Ruoxin; Yasuto Narukiyo; Hiroki Hayashi; Keito Yuasa; Michihiro Ide; Takashi Tomura; Kenichi Okada 001; Atsushi Shirane (VLSI Technology and Circuits, 2024)