Low bit-rate MPC coders with adaptively controlled synthesis filter parameters. - Seiji Hayashi; Masahiro Suguimoto; Genya Kishi (Signal Process., 1994)

Low bit-rate CELP speech coder with low delay. - Seiji Hayashi; Masahiro Suguimoto; Erinnoviar (Signal Process., 1999)

Speech Quality Enhancement Using Wavelet Reconstruction Filters. - Seiji Hayashi; Masahiro Suguimoto (IEICE Trans. Inf. Syst., 2005)

Single Channel Speech Enhancement Based on Perceptual Frequency-Weighting. - Seiji Hayashi; Masahiro Suguimoto (IEICE Trans. Inf. Syst., 2007)

A Subtractive-Type Speech Enhancement Using the Perceptual Frequency-Weighting Function. - Seiji Hayashi; Hiroyuki Inukai; Masahiro Suguimoto (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

Development of an Assessment Tool of the Effects of ITS on CO2 Emissions. - Masao Kuwahara; Ryota Horiguchi; Seiji Hayashi; Shinji Tanaka (Int. J. Intell. Transp. Syst. Res., 2013)

Touchless Information Provision and Facial Expression Training Using Kinect. - Seiji Hayashi; Hiroyuki Igarashi (HCI (38), 2021)

Implementation of Remote Control of a Robot Arm by Hand Gestures. - Seiji Hayashi; He Muxin (HCI (38), 2022)

Automatic Identification of Daily Life Activities and Prediction of Falling Accidents Caused by Behavior. - Seiji Hayashi; Akira Nakajima (HCI (44), 2023)

Use of Robot Operating System for Remote Manipulation of Robot Arm Based on Hand Gestures. - Seiji Hayashi; Tomoki Kurasawa (HCI (56), 2024)

Bandwidth Extension of Speech Signals Using RNN-LSTM Network with Multiresolution Analysis. - Seiji Hayashi (HCI (65), 2025)