Image Evaluation and Analysis of Ink Jet Printing System (I): MTF Measurement and Analysis of Ink Jet Image. - Chawan Koopipat; Makoto Fujino; Kimiyoshi Miyata; Hideaki Haneishi; Yoichi Miyake (PICS, 2000)

Image Evaluation and Analysis of Ink Jet Printing System (II): Measurement MTF of Paper by Micro-Digital Camera. - Chawan Koopipat; Norimichi Tsumura; Yoichi Miyake; Makoto Fujino (PICS, 2001)

Multi-Dimensional Semantic Computing with Spatial-Temporal and Semantic Axes for Multi-spectrum Images in Environment Analysis. - Yasushi Kiyoki; Xing Chen 003; Shiori Sasaki; Chawan Koopipat (EJC, 2015)

A Globally-Integrated Environmental Analysis and Visualization System with Multi-Spectral & Semantic Computing in "Multi-Dimensional World Map". - Yasushi Kiyoki; Xing Chen 003; Shiori Sasaki; Chawan Koopipat (EJC, 2016)

A Multispectral Imaging and Semantic Computing System for Agricultural Monitoring and Analysis. - Jinmika Wijitdechakul; Yasushi Kiyoki; Shiori Sasaki; Chawan Koopipat (EJC, 2016)

An Environmental-Semantic Computing System for Coral-Analysis in Water-Quality and Multi-Spectral Image Spaces with "Multi-Dimensional World Map". - Yasushi Kiyoki; Xing Chen 003; Chalisa Veesommai; Shiori Sasaki; Asako Uraki; Chawan Koopipat; Petchporn Chawakitchareon; Aran Hansuebsai (EJC, 2017)

Two-Band Infrared Video-Based Measurement for Non-Contact Pulse Wave Detection on Face without Visible Lighting. - Ryota Mitsuhashi; Genki Okada; Koki Kurita; Keiichiro Kagawa; Shoji Kawahito; Chawan Koopipat; Norimichi Tsumura (CIC, 2017)

A Semantic-Associative Computing System with Multi-Dimensional World Map for Ocean-Environment Analysis. - Yasushi Kiyoki; Xing Chen 003; Chalisa Veesommai; Jinmika Wijitdechakul; Shiori Sasaki; Chawan Koopipat; Petchporn Chawakitchareon (EJC, 2018)

In vitro Coral Bleach Observation Using an RGB-IR Camera. - Pracharat Sa-Ngadsup; Yasushi Kiyoki; Chawan Koopipat (EJC, 2018)

An Environmental-Semantic Computing System of Multispectral Imagery for Coral Health Monitoring and Analysis. - Jinmika Wijitdechakul; Yasushi Kiyoki; Chawan Koopipat (EJC, 2018)

Dual-Band Infrared Video-Based Measurement Using Pulse Wave Maps to Analyze Heart Rate Variability. - Ryota Mitsuhashi; Keiichiro Kagawa; Shoji Kawahito; Chawan Koopipat; Norimichi Tsumura (CIC, 2018)

Noncontact pulse wave detection by two-band infrared video-based measurement on face without visible lighting. - Ryota Mitsuhashi; Genki Okada; Koki Kurita; Keiichiro Kagawa; Shoji Kawahito; Chawan Koopipat; Norimichi Tsumura (Artif. Life Robotics, 2018)

Prediction of User's Special Feelings Toward Photos Based on Behaviors of Taking and Editing Photos. - Chalisa Kittirojrattana; Eriko Shibamoto; Chawan Koopipat; Aran Hansuebsai; Kosuke Takano (EJC, 2019)

A Recommendation System of Sightseeing Places based on User's Behavior of Taking and Editing Photos. - Eriko Shibamoto; Chalisa Kittirojrattana; Chawan Koopipat; Aran Hansuebsai; Kosuke Takano (PACRIM, 2019)

Stress Estimation Using Multimodal Biosignal Information from RGB Facial Video. - Takumi Nagasawa; Ryo Takahashi; Chawan Koopipat; Norimichi Tsumura (CVPR Workshops, 2020)

Fabrication of a Human Skin Mockup with a Multilayered Concentration Map of Pigment Components Using a UV Printer. - Kazuki Nagasawa; Shoji Yamamoto; Wataru Arai; Kunio Hakkaku; Chawan Koopipat; Keita Hirai; Norimichi Tsumura (J. Imaging, 2022)

Quantitative Measurement and Analysis of Whole Body Movement in Rehabilitation Sport. - Masanari Murai; Masato Takahashi; Chawan Koopipat; Norimichi Tsumura (EMBC, 2024)

Monitoring respiratory state from near-infrared face video images. - Koichi Ashida; Yuta Hino; Chawan Koopipat; Keiko Ogawa-Ochiai; Norimichi Tsumura (Artif. Life Robotics, 2024)