Keiji Umetani

According to our database, Keiji Umetani authored at least 11 papers between 2002 and 2022.

Collaborative distances:

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

2022

Pulmonary alveoli cluster analysis of 3D human lung microstructure using synchrotron radiation micro-CT.

Kurumi Saito, Keisuke Fukuda, Yoshiki Kawata, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto, Noboru Niki

Proceedings of the Medical Imaging 2022: Biomedical Applications in Molecular, 2022

Counting of alveoli in synchrotron radiation 3D CT images using U-Net.

Keisuke Fukuda, Kurumi Saito, Yoshiki Kawata, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto, Noboru Niki

Proceedings of the Medical Imaging 2022: Biomedical Applications in Molecular, 2022

2021

Alveolar sac analysis of 3D human lung microstructure using synchrotron radiation micro-CT.

Kurumi Saito, Keisuke Fukuda, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto

Proceedings of the Medical Imaging 2021: Biomedical Applications in Molecular, 2021

2020

3D microstructure analysis of human pulmonary emphysema using a synchrotron radiation CT.

Kurumi Saito, Shota Fuketa, Ryouhei Shimatani, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto, Harumi Itoh

Proceedings of the Medical Imaging 2020: Biomedical Applications in Molecular, 2020

Biomedical Micro-CT and Micro-angiography Systems Using High Megapixel Digital Single-lens Reflex Cameras and Synchrotron Radiation.

Keiji Umetani, Daryl O. Schwenke, James T. Pearson, Mikiyasu Shirai, Toshihiro Okamoto, Yoshiki Kawata, Noboru Niki

Proceedings of the 10th International Conference on Biomedical Engineering and Technology, 2020

2019

Pulmonary blood vessels extraction from dual-energy CT images using a synchrotron radiation micro-CT.

Kurumi Saito, Satoru Ohnishi, Shota Fuketa, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Hiroaki Sakai, Yasutaka Nakano, Toshihiro Okamoto, Harumi Itoh

Proceedings of the Medical Imaging 2019: Biomedical Applications in Molecular, 2019

2018

Bronchial based pulmonary acinus analysis in human lungs using a synchrotron radiation micro-CT.

Kurumi Saito, Yuya Kobayashi, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Toshihiro Okamoto, Hiroaki Sakai, Yasutaka Nakano, Harumi Itho

Proceedings of the Medical Imaging 2018: Biomedical Applications in Molecular, 2018

2015

Microstructure analysis of the pulmonary acinus using a synchrotron radiation CT.

Y. Tokumoto, Koichi Minami, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Hironobu Ohmatsu, Harumi Itoh

Proceedings of the Medical Imaging 2015: Biomedical Applications in Molecular, 2015

2014

Microstructure analysis of the secondary pulmonary lobules by 3D synchrotron radiation CT.

Y. Fukuoka, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hironobu Ohmatsu, Noriyuki Moriyama, Harumi Itoh

Proceedings of the Medical Imaging 2014: Computer-Aided Diagnosis, 2014

2011

Development of synchrotron radiation x-ray intravital microscopy for in vivo imaging of rat heart vascular function.

Keiji Umetani, James T. Pearson, Daryl O. Schwenke, Mikiyasu Shirai

Proceedings of the 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2011

2002

Synchrotron radiation coronary microangiography in isolated perfused rat heart for evaluation of coronary vascular response.

Keiji Umetani, Kazuhito Fukushima, Masakatsu Tsurusaki, Kensuke Uotani, Katsuhito Yamasaki, Kazuro Sugimura

Proceedings of the 2002 IEEE International Symposium on Biomedical Imaging, 2002