Keiko Ogawa-Ochiai

According to our database, Keiko Ogawa-Ochiai authored at least 34 papers between 2011 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Monitoring respiratory state from near-infrared face video images.

Koichi Ashida, Yuta Hino, Chawan Koopipat, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, February, 2024

Self-measurement of 3D Leg Shape Using a Smartphone Through a Mirror.

Yee Win Shwe, Takashi Komuro, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the Advanced Intelligent Computing Technology and Applications, 2024

2023

Noise-Robust Pulse Wave Estimation from Near-Infrared Face Video Images Using the Wiener Estimation Method.

Yuta Hino, Koichi Ashida, Keiko Ogawa-Ochiai, Norimichi Tsumura

J. Imaging, 2023

2022

U-Net-Based Segmentation of Microscopic Images of Colorants and Simplification of Labeling in the Learning Process.

Ikumi Hirose, Mari Tsunomura, Masami Shishikura, Toru Ishii, Yuichiro Yoshimura, Keiko Ogawa-Ochiai, Norimichi Tsumura

J. Imaging, 2022

Development of telemedicine tools with an emphasis on visual observation.

Masato Takahashi, Reimei Koike, Kazuki Nagasawa, Yasuhiro Manabe, Hirofumi Hirana, Mitsuyuki Takamura, Tetsuya Hongawa, Izumi Kimoto, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2022

Comparison of noncontact camera-based methods for measuring pulse-rate of awake infants.

Keiko Ogawa-Ochiai, Takuma Kiyokawa, Kaoru Kiyomitsu, Roman Bednarik, Yusuke Mitani, Norimichi Tsumura

Artif. Life Robotics, 2022

Continuous estimation of emotional change using multimodal responses from remotely measured biological information.

Takumi Nagasawa, Kenta Masui, Hirokazu Doi, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2022

Estimation of blood concentration at different skin depths using a spectroscopic camera.

Mengyao Lin, Kaito Iuchi, Kamui Ono, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2022

Assessing the effects of Kampo medicine on human skin texture and microcirculation.

Hongyang Li, Tomokazu Yoshizaki, Lian Liang, Mako Iwahashi, Akihiro Kawahara, Akiko Shirai, Junsuke Arimitsu, Masanori Ito, Norimichi Tsumura, Keiko Ogawa-Ochiai

Artif. Life Robotics, 2022

Creating a visualization system for changes in facial shape and color.

Reimei Koike, Ikumi Nomura, Keiko Ogawa-Ochiai, Norimichi Tsumura, Naoki Rikihisa

Artif. Life Robotics, 2022

Spectral-based estimation of components concentration in skin tissue layers with independence of shading via optical modeling of skin tissue.

Kaito Iuchi, Takanori Igarashi, Nobutoshi Ojima, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2022

Visualization of Parkinson's Disease Tremor for a Telemedicine System.

Tingyu Du, Takashi Komuro, Keiko Ogawa-Ochiai

Proceedings of the HCI International 2022 - Late Breaking Posters, 2022

Remote Estimation of Continuous Blood Pressure by a Convolutional Neural Network Trained on Spatial Patterns of Facial Pulse Waves.

Kaito Iuchi, Ryogo Miyazaki, George C. Cardoso, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, 2022

2021

A Circumference-Measurement Method Using a Model of a Leg and a 3D Camera.

Kamui Ono, Reimei Koike, Yutaka Miyazaki, Mariko Masujima, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2021

2020

Development of a camera-based remote diagnostic system focused on color reproduction using color charts.

Masato Takahashi, Ryo Takahashi, Yasuhiro Morihara, Isseki Kin, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2020

Non-contact method of blood pressure estimation using only facial video.

Ryo Takahashi, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2020

Tongue color may predict blood-biochemical data.

Keiko Ogawa-Ochiai, Satoshi Yamamoto, Takao Namiki, Norimichi Tsumura

Artif. Life Robotics, 2020

The efficacy of a traditional Japanese acupuncture method, contact needle therapy (CNT), on peripheral blood flow of the skin.

Keiko Ogawa-Ochiai, Takae Takebe, Mako Iwahashi, Akiko Shirai, Masaki E. Tsuda, Aya Komiya, Keiichi Sugata, Osamu Tanno

Artif. Life Robotics, 2020

Image-based non-contact monitoring of changes in facial skin texture induced by the contact needle technique of acupuncture.

Kanji Kawasaki, Hongyang Li, Mako Iwahashi, Masaki E. Tsuda, Takae Takebe, Akiko Shirai, Norimichi Tsumura, Keiko Ogawa-Ochiai

Artif. Life Robotics, 2020

Using images of the tongue for diagnostic assistance in Kampo Medicine.

Reimei Koike, Keiko Ogawa-Ochiai, Hongyang Li, Norimichi Tsumura

Proceedings of the 28th Color and Imaging Conference, 2020

Visualizing Blood Flow of Palm in Different Muscle Tense State Using High-Speed Video Camera.

Ryo Takahashi, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the Image and Signal Processing - 9th International Conference, 2020

2019

Image-based measurement of changes to skin texture using piloerection for emotion estimation.

Mihiro Uchida, Rina Akaho, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2019

Optical examination of the efficacy of contact needle therapy for chemotherapy-induced peripheral neuropathy: integration of inspection in Kampo therapy with color spectrum information.

Keiko Ogawa-Ochiai, Akiko Shirai, Masaki E. Tsuda, Norimichi Tsumura

Artif. Life Robotics, 2019

Technology for visualizing the local change in shape of edema using a depth camera.

Kenta Masui, Kaoru Kiyomitsu, Keiko Ogawa-Ochiai, Takashi Komuro, Norimichi Tsumura

Artif. Life Robotics, 2019

The effect of different types of acupuncture manipulations on shoulder pain and cardiovascular circulation dynamics.

Hongyang Li, Norio Tomita, Mako Iwahashi, Junsuke Arimitsu, Kanji Kawasaki, Akiko Shirai, Keiko Ogawa-Ochiai

Artif. Life Robotics, 2019

Effect of acupuncture on the autonomic nervous system as evaluated by non-contact heart rate variability measurement.

Kouki Kurita, Kaoru Kiyomitsu, Chie Ogasawara, Rei Mishima, Keiko Ogawa-Ochiai, Norimichi Tsumura

Artif. Life Robotics, 2019

Improvement of blood pressure estimation from face video using RGB camera.

Ryo Takahashi, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the 27th Color and Imaging Conference, 2019

2018

Comparison of Non-Contact Camera Based Methods to Measure the Pulse Rate for Awake Infants.

Takuma Kiyokawa, Kaoru Kiyomitsu, Roman Bednarik, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the 26th Color and Imaging Conference, 2018

2015

Analyzing the individual relationship between habit of UV protection and melanin pigmentation based on the change of facial images for 7 years.

Yuri Tatsuzawa, Misa Hirose, Nobutoshi Ojima, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the 23rd Color and Imaging Conference, 2015

Principal component analysis for surface reflection components and structure in the facial image and synthesis of the facial image in various ages.

Misa Hirose, Saori Toyota, Nobutoshi Ojima, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the Measuring, 2015

2014

Oxygen saturation of skin reflects blood flow and stagnation.

Satoshi Yamamoto, Norimichi Tsumura, Tomokazu Yoshizaki, Keiko Ogawa-Ochiai

Artif. Life Robotics, 2014

2013

Measuring oxygen saturation of skin with advancing age using iterative optical path-length matrix method.

Satoshi Yamamoto, Shumpei Watanabe, Izumi Fujiwara, Norimichi Tsumura, Tetsuo Akiba, Keiko Ogawa-Ochiai

Artif. Life Robotics, 2013

Principal component analysis for pigmentation distribution in whole facial image and prediction of the facial image in various ages.

Saori Toyota, Izumi Fujiwara, Misa Hirose, Nobutoshi Ojima, Keiko Ogawa-Ochiai, Norimichi Tsumura

Proceedings of the 21st Color and Imaging Conference, 2013

2011

Principal component vector rotation of the tongue color spectrum to predict "Mibyou" (disease-oriented state).

Satoshi Yamamoto, Norimichi Tsumura, Toshiya Nakaguchi, Takao Namiki, Yuji Kasahara, Keiko Ogawa-Ochiai, Katsutoshi Terasawa, Yoichi Miyake

Int. J. Comput. Assist. Radiol. Surg., 2011