Yoshiki Kawata

134 papers A 8B 42Misc 1Journal 7Unranked 76

Year	Rank	Type	Title / Venue / Authors
2023	—	`conf`	Automated detection method of thoracic aorta calcification from non-contrast CT images using mediastinal anatomical label map. Computer-Aided Diagnosis Hidenobu Suzuki, Yoshiki Kawata, Toshihiko Sugiura, Nobuhiro Tanabe, Yuji Matsumoto, Takaaki Tsuchida, Masahiko Kusumoto, Kazuyoshi Marumo, Masahiro Kaneko, Noboru Niki
2023	J	`jnl`	Influence of Pitch on Surface Dose Distribution and Image Noise of Computed Tomography Scans. Sensors Kenji Yamada, Yoshiki Kawata, Masafumi Amano, Hidenobu Suzuki, Masahide Tominaga, Motoharu Sasaki, Hikaru Nishiyama, Masafumi Harada, Noboru Niki
2023	—	`conf`	Representation of thoracic N1 lymph nodes group in contrast-enhanced CT images using distance maps based on tracheobronchial labeling. Biomedical Applications in Molecular, Structural, and Functional Imaging Yoshiki Kawata, Hidenobu Suzuki, Yuji Matsumoto, Takaaki Tsuchida, Keiju Aokage, Genichiro Ishii, Masahiko Kusumoto, Noboru Niki
2022	—	`conf`	Counting of alveoli in synchrotron radiation 3D CT images using U-Net. Biomedical Applications in Molecular, Structural, and Functional Imaging Keisuke Fukuda, Kurumi Saito, Yoshiki Kawata, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto, Noboru Niki
2022	—	`conf`	Pulmonary alveoli cluster analysis of 3D human lung microstructure using synchrotron radiation micro-CT. Biomedical Applications in Molecular, Structural, and Functional Imaging Kurumi Saito, Keisuke Fukuda, Yoshiki Kawata, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto, Noboru Niki
2022	—	`conf`	Renal tumor analysis using multi-phase abdominal CT images. Computer-Aided Diagnosis Kento Nishihira, Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Yuuki Kobari, Atsushi Ikeda, Noboru Niki
2022	—	`conf`	Segmentation of aorta and main pulmonary artery of non-contrast CT images using U-Net for chronic thromboembolic pulmonary hypertension: evaluation of robustness to contacts with blood vessels. Computer-Aided Diagnosis Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Toshihiko Sugiura, Nobuhiro Tanabe, Masahiko Kusumoto, Masahiro Kaneko, Noboru Niki
2022	—	`conf`	Visualization and unsupervised clustering of emphysema progression using t-SNE analysis of longitudinal CT images and SNPs. Computer-Aided Diagnosis Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Issei Imoto, Yasutaka Nakano, Masahiko Kusumoto, Masahiro Kaneko, Noboru Niki
2021	—	`conf`	Alveolar sac analysis of 3D human lung microstructure using synchrotron radiation micro-CT. Biomedical Applications in Molecular, Structural, and Functional Imaging Kurumi Saito, Keisuke Fukuda, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto
2021	—	`conf`	Representation of texture structures with topological data analysis for stage IA lung adenocarcinoma in three-dimensional thoracic CT images. Biomedical Applications in Molecular, Structural, and Functional Imaging Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, H. Ohamatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, K. Eguchif, Masahiro Kaneko
2020	—	`conf`	3D microstructure analysis of human pulmonary emphysema using a synchrotron radiation CT. Biomedical Applications in Molecular, Structural, and Functional Imaging Kurumi Saito, Shota Fuketa, Ryouhei Shimatani, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Toshihiro Okamoto, Harumi Itoh
2020	—	`conf`	A preliminary study of visualizing texture components of stage IA lung adenocarcinoma in three-dimensional thoracic CT images with structure-texture image decomposition. Biomedical Applications in Molecular, Structural, and Functional Imaging Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Hironobu Ohmatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2020	—	`conf`	Association analysis of SNPs with CT image-based phenotype of emphysema progression in heavy smokers. Computer-Aided Diagnosis Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Issei Imoto, Yasutaka Nakano, Masahiko Kusumoto, Masahiro Kaneko
2020	—	`conf`	Biomedical Micro-CT and Micro-angiography Systems Using High Megapixel Digital Single-lens Reflex Cameras and Synchrotron Radiation. ICBET Keiji Umetani, Daryl O. Schwenke, James T. Pearson, Mikiyasu Shirai, Toshihiro Okamoto, Yoshiki Kawata, Noboru Niki
2020	—	`conf`	Differential diagnosis of pulmonary nodules using 3D CT images. Computer-Aided Diagnosis Takeru Kageyama, Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Yoshiki Aokage, Genichiro Ishii, Hironobu Ohmatsu, Takaaki Tsuchida, Yuji Matsumoto, Kenji Eguchi, Masahiro Kaneko
2019	—	`conf`	Computer-aided CT image features improving the malignant risk prediction in pulmonary nodules suspicious for lung cancer. Computer-Aided Diagnosis Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Hironobu Ohmatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2019	—	`conf`	Metastatic lymph node analysis of colorectal cancer using quadruple-phase CT images. Computer-Aided Diagnosis Keisuke Bando, Ren Nishimoto, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Gen Iinuma
2019	—	`conf`	Pulmonary blood vessels extraction from dual-energy CT images using a synchrotron radiation micro-CT. Biomedical Applications in Molecular, Structural, and Functional Imaging Kurumi Saito, Satoru Ohnishi, Shota Fuketa, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Hiroaki Sakai, Yasutaka Nakano, Toshihiro Okamoto, Harumi Itoh
2018	—	`conf`	Automated assessment of aortic and main pulmonary arterial diameters using model-based blood vessel segmentation for predicting chronic thromboembolic pulmonary hypertension in low-Dose CT lung screening. Computer-Aided Diagnosis Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Toshihiko Sugiura, Nobuhiro Tanabe, Masahiko Kusumoto, Kenji Eguchi, Masahiro Kaneko
2018	—	`conf`	Automatic blood vessel based- liver segmentation using the portal phase abdominal CT. Computer-Aided Diagnosis Ahmed S. Maklad, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Mitsuo Shimada, Gen Iinuma
2018	—	`conf`	Bronchial based pulmonary acinus analysis in human lungs using a synchrotron radiation micro-CT. Biomedical Applications in Molecular, Structural, and Functional Imaging Kurumi Saito, Yuya Kobayashi, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Toshihiro Okamoto, Hiroaki Sakai, Yasutaka Nakano, Harumi Itho
2018	—	`conf`	Computer aided detection system for Osteoporosis using low dose thoracic 3D CT images. Computer-Aided Diagnosis Daisuke Tsuji, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Masafumi Harada, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2018	—	`conf`	Prognostic importance of pleural attachment status measured by pretreatment CT images in patients with stage IA lung adenocarcinoma: Measurement of the ratio of the interface between nodule and neighboring pleura to nodule surface area. Computer-Aided Diagnosis Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Hironobu Ohmatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2018	—	`conf`	Quantitative assessment for pneumoconiosis severity diagnosis using 3D CT images. Computer-Aided Diagnosis Koki Hino, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Katsuya Kato, Takumi Kishimoto, Kazuto Ashizawa
2017	—	`conf`	A hybrid 3D region growing and 4D curvature analysis-based automatic abdominal blood vessel segmentation through contrast enhanced CT. Computer-Aided Diagnosis Ahmed S. Maklad, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Mitsuo Shimada, Gen Iinuma
2016	—	`conf`	Computer aided diagnosis for severity assessment of pneumoconiosis using CT images. Computer-Aided Diagnosis Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Katsuya Kato, Takumi Kishimoto, Kazuto Ashizawa
2016	—	`conf`	Computer-aided diagnosis for osteoporosis using chest 3D CT images. Computer-Aided Diagnosis K. Yoneda, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2016	—	`conf`	Preliminary study of visualizing membrane structures of spiculated pulmonary nodules in three-dimensional thoracic CT images. Biomedical Applications in Molecular, Structural, and Functional Imaging Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Keiju Aokage, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2015	—	`conf`	Microstructure analysis of the pulmonary acinus using a synchrotron radiation CT. Biomedical Applications in Molecular, Structural, and Functional Imaging Y. Tokumoto, Koichi Minami, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hiroaki Sakai, Hironobu Ohmatsu, Harumi Itoh
2015	—	`conf`	Nonlinear dimensionality reduction of CT histogram based feature space for predicting recurrence-free survival in non-small-cell lung cancer. Computer-Aided Diagnosis Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Keiju Aokage, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2015	—	`conf`	Peripleural lung disease detection based on multi-slice CT images. Computer-Aided Diagnosis Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko
2015	—	`conf`	Quantitative assessment of smoking-induced emphysema progression in longitudinal CT screening for lung cancer. Computer-Aided Diagnosis Hidenobu Suzuki, R. Mizuguchi, Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2014	—	`conf`	Longitudinal follow-up study of smoking-induced emphysema progression in low-dose CT screening of lung cancer. Computer-Aided Diagnosis Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2014	—	`conf`	Microstructure analysis of the secondary pulmonary lobules by 3D synchrotron radiation CT. Computer-Aided Diagnosis Y. Fukuoka, Yoshiki Kawata, Noboru Niki, Keiji Umetani, Yasutaka Nakano, Hironobu Ohmatsu, Noriyuki Moriyama, Harumi Itoh
2014	—	`conf`	Potential usefulness of a topic model-based categorization of lung cancers as quantitative CT biomarkers for predicting the recurrence risk after curative resection. Computer-Aided Diagnosis Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, M. Satake, Masahiko Kusumoto, Takaaki Tsuchida, Keiju Aokage, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2013	—	`conf`	Blood vessel-based liver segmentation through the portal phase of a CT dataset. Computer-Aided Diagnosis Ahmed S. Maklad, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Noriyuki Moriyama, Tohru Utsunomiya, Mitsuo Shimada
2013	—	`conf`	Extraction method of interlobar fissure based on multi-slice CT images. Computer-Aided Diagnosis Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Junji Ueno, Yasutaka Nakano, Emiko Ogawa, Shigero Muro, Michiaki Mishima, Hironobu Ohmatsu, Noriyuki Moriyama
2013	—	`conf`	Tracking time interval changes of pulmonary nodules on follow-up 3D CT images via image-based risk score of lung cancer. Computer-Aided Diagnosis Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2012	—	`conf`	Computer aided diagnosis for osteoporosis based on vertebral column structure analysis. Computer-Aided Diagnosis Eiji Takahashi, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Masafumi Harada, Noriyuki Moriyama
2012	B	`conf`	Extraction of liver volumetry based on blood vessel from the portal phase CT dataset. Image Processing Ahmed S. Maklad, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Tohru Utsunomiya, Mitsuo Shimada
2012	—	`conf`	Image-based computer-aided prognosis of lung cancer: predicting patient recurrent-free survival via a variational Bayesian mixture modeling framework for cluster analysis of CT histograms. Computer-Aided Diagnosis Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2012	B	`conf`	Segmentation algorithm of colon based on multi-slice CT colonography. Image Processing Yizhong Hu, Mohammed Shabbir Ahamed, Eiji Takahashi, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Masahiro Suzuki, Gen Iinuma, Noriyuki Moriyama
2011	—	`conf`	Classification algorithm of lung lobe for lung disease cases based on multislice CT images. Computer-Aided Diagnosis Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, M. Mishima, Hironobu Ohmatsu, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2011	—	`conf`	Developments of thrombosis detection algorithm using the contrast enhanced CT images. Computer-Aided Diagnosis Jun Oya, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Toshihiko Sugiura, Nobuhiro Tanabe, Yuichi Takiguchi, Koichiro Tatsumi
2010	—	`conf`	Computer aided diagnosis of osteoporosis using multi-slice CT images. Computer-Aided Diagnosis Eiji Takahashi, Shinsuke Saita, Yoshiki Kawata, Noboru Niki, Masako Ito, Hiromu Nishitani, Noriyuki Moriyama
2009	—	`conf`	Algorithm for lung cancer detection based on PET/CT images. Computer-Aided Diagnosis Shinsuke Saita, Keita Ishimatsu, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hideki Ohtsuka, Hiromu Nishitani, Hironobu Ohmatsu, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2009	—	`conf`	Growth-pattern classification of pulmonary nodules based on variation of CT number histogram and its potential usefulness in nodule differentiation. Computer-Aided Diagnosis Yoshiki Kawata, Akira Kawamata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2008	—	`conf`	Algorithm of pulmonary emphysema extraction using thoracic 3-D CT images. Computer-Aided Diagnosis Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Keigo Tominaga, Kenji Eguchi, Noriyuki Moriyama
2008	—	`conf`	Classifying pulmonary nodules using dynamic enhanced CT images based on CT number histogram. Computer-Aided Diagnosis Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kiyoshi Mori, Kouzo Yamada, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2007	—	`conf`	Algorithm of pulmonary emphysema extraction using thoracic 3D CT images. Computer-Aided Diagnosis Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Keigo Tominaga, Kenji Eguchi, Noriyuki Moriyama
2007	—	`conf`	Automated anatomical labeling algorithm of bronchial branches based on multi-slice CT images. Computer-Aided Diagnosis J. Kawai, Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hiromu Nishitani, Hironobu Ohmatsu, Kenji Eguchi, Masahiro Kaneko, Masahiko Kusumoto, Ryutaro Kakinuma, Noriyuki Moriyama
2007	—	`conf`	Bone, blood vessels, and muscle detection algorithm and creating database based on dynamic and non-dynamic multi-slice CT image of head and neck. Computer-Aided Diagnosis Mohammed Shabbir Ahamed, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hirokazu Iwasaki
2007	—	`conf`	Classification algorithm of pulmonary vein and artery based on multi-slice CT image. Computer-Aided Diagnosis Taihei Yonekura, Mikio Matsuhiro, Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hiromu Nishitani, Hironobu Ohmatsu, Ryutaro Kakinuma, Noriyuki Moriyama
2007	—	`conf`	Classifying pulmonary nodules using dynamic enhanced CT images based on CT number histogram. Computer-Aided Diagnosis Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kenji Eguchi, Kiyoshi Mori, Masahiro Kaneko, Noriyuki Moriyama
2007	—	`conf`	Extracting alveolar structure of human lung tissue specimens based on surface skeleton representation from 3D micro-CT images. Computer-Aided Diagnosis Hiroyuki Ishimori, Yoshiki Kawata, Noboru Niki, Yoshihiro Nakaya, Hironobu Ohmatsu, Eisuke Matsui, Masashi Fujii, Noriyuki Moriyama
2006	J	`jnl`	An algorithm for the extraction of pulmonary fissures from low-dose multislice CT image. Syst. Comput. Jpn. Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Noriyuki Moriyama
2005	B	`conf`	A computerized approach for estimating pulmonary nodule growth rates in three-dimensional thoracic CT images based on CT density histogram. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Kouzo Yamada, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2005	J	`jnl`	A study of three-dimensional curvatures and curvatures of four-dimensional hypersurface for analyzing pulmonary nodules on high-resolution CT images. Syst. Comput. Jpn. Yoshiki Kawata, Hiroaki Kubo, Noboru Niki, Hironobu Ohmatsu, Noriyuki Moriyama
2005	B	`conf`	CAD system for lung cancer screening using low dose thick-slice CT images. Image Processing Mitsuru Kubo, Nobuhiro Yamada, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Masahiro Kaneko, Masahiko Kusumoto, Ryutaro Kakinuma, Hiroyuki Nishiyama, Noriyuki Moriyama
2005	B	`conf`	Computer-aided diagnosis algorithm for lung cancer using retrospective CT images. Image Processing Hironori Nakashima, Takuya Yamamoto, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kenji Eguchi, Hiroyuki Nishiyama, Masahiro Kaneko, Masahiko Kusumoto, Ryutaro Kakinuma, Noriyuki Moriyama
2004	B	`conf`	An extraction algorithm of pulmonary fissures from multislice CT image. Image Processing Shinsuke Saita, Motokatsu Yasutomo, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiro Kusumoto, Noriyuki Moriyama, Michizou Sasagawa
2004	B	`conf`	CAD system for lung cancer CT screening. Image Processing Yuya Takeda, Masatsugu Tamaru, Yoshiki Kawata, Mitsuru Kubo, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiro Kusumoto, Kenji Eguchi, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama
2004	B	`conf`	Image-guided decision support system for pulmonary nodule classification in 3D thoracic CT images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiro Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Kouzo Yamada, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2004	B	`conf`	Nodule detection algorithm based on multislice CT images for lung cancer screening. Image Processing Shinsuke Saita, Tomokazu Oda, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Michizou Sasagawa, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiro Kusumoto, Kenji Eguchi, Hiroyuki Nishiyama, Kiyoshi Mori, Noriyuki Moriyama
2004	—	`conf`	Pulmonary Nodule Classification Based on Nodule Retrieval from 3-D Thoracic CT Image Database. MICCAI (2) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kouzo Yamada, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2004	B	`conf`	The comparative evaluation of lung test based on 2- and 10-mm thickness multislice CT image. Image Processing Daiki Nishioka, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiko Kaneko, Masahiro Kusumoto, Kenji Eguchi, Kiyoshi Mori, Noriyuki Moriyama, Hiroyuki Nishiyama
2003	B	`conf`	A visual data-mining approach using 3D thoracic CT images for classification between benign and malignant pulmonary nodules. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Kouzo Yamada, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2003	B	`conf`	CAD system for lung cancer CT screening. Image Processing Yuya Takeda, Masaaki Tamaru, Yoshiki Kawata, Mitsuru Kubo, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Kenji Eguchi, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama
2003	B	`conf`	CAD system for lung cancer screening using low-dose single-slice CT images. Image Processing Mitsuru Kubo, Nobuhiro Yamada, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Hiroyuki Nishiyama, Noriyuki Moriyama
2003	B	`conf`	Pulmonary nodule segmentation in thoracic 3D CT images integrating boundary and region information. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2003	B	`conf`	ROI extraction of chest CT images using adaptive opening filter. Image Processing Nobuhiro Yamada, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Hiroyuki Nishiyama, Noriyuki Moriyama
2002	B	`conf`	CAD system for lung cancer based on low-dose single-slice CT image. Image Processing Mitsuru Kubo, Kazuhori Kubota, Nobuhiro Yamada, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Kiyoshi Mori, Hiroyuki Nishiyama, Noriyuki Moriyama
2002	B	`conf`	Classification experiments of pulmonary nodules using high-resolution CT images. Image Processing Wakako Ichikawa, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2002	B	`conf`	Classification of lung area using multidetector-row CT images. Image Processing Tsutomu Mukaibo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2002	B	`conf`	Clinical test in a prospective study of a CAD system for lung cancer based on helical CT images. Image Processing Kazuhori Kubota, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Noriyuki Moriyama
2002	B	`conf`	Computer-aided classification of pulmonary nodules in surrounding and internal feature spaces using three-dimensional thoracic CT images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2002	B	`conf`	Detection algorithm of lung cancer candidate nodules on multislice CT images. Image Processing Tomokazu Oda, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama
2002	—	`conf`	Example-Based Assisting Approach for Pulmonary Nodule Classification in 3-D Thoracic CT Images. MICCAI (1) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Noriyuki Moriyama
2002	—	`conf`	Searching similar images for classification of pulmonary nodules in three-dimensional CT images. ISBI Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2002	—	`conf`	Three-dimensional CT image retrieval in a database of pulmonary nodules. ICIP (3) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	A CAD system for lung cancer based on CT image. CARS Noboru Niki, Yoshiki Kawata, Mitsuru Kubo
2001	A	`conf`	Analysis of Pulmonary Nodule Evolutions Using a Sequence of Three-Dimensional Thoracic CT Images. MICCAI Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	Analysis of evolving processes in pulmonary nodules using a sequence of three-dimensional thoracic images. CARS Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	B	`conf`	Analysis of evolving processes in pulmonary nodules using a sequence of three-dimensional thoracic images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	Automatic extraction of pulmonary fissures from multidetector-row CT images. ICIP (3) Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama
2001	A	`conf`	CAD System for the Assistance of Comparative Reading for Lung Cancer Using Serial Helical CT Images. MICCAI Mitsuru Kubo, Tokunori Yamamoto, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama
2001	B	`conf`	CAD system for the assistance of a comparative reading for lung cancer using retrospective helical CT images. Image Processing Mitsuru Kubo, Takuya Yamamoto, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama
2001	—	`conf`	CAD system to support comparative reading for lung cancer based on helical CT images. CARS Mitsuru Kubo, Tokunori Yamamoto, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama
2001	—	`conf`	Classification of pulmonary blood vessel using multidetector-row CT images. ICIP (2) Tsutomu Mukaibo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama
2001	B	`conf`	Clinical test results of computer-aided detection system for lung cancer using helical CT images. Image Processing Kazuhori Kubota, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Noriyuki Moriyama
2001	A	`conf`	Computer-Aided Diagnosis of Pulmonary Nodules Using Three-Dimensional Thoracic CT Images. MICCAI Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	Computer-aided classification of benign and malignant pulmonary nodules in three-dimensional thoracic CT images based on a hybrid classifier. CARS Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	B	`conf`	Computer-aided differential diagnosis of pulmonary nodules based on a hybrid classification approach. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	Computerized analysis of 3-D pulmonary nodule images in surrounding and internal structure feature spaces. ICIP (2) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	Computerized characterization of contrast enhancement patterns for classifying pulmonary nodules. ICIP (2) Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Kiyoshi Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama
2001	B	`conf`	Computerized characterization of contrast enhancement patterns for classifying pulmonary nodules. Image Processing Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Kiyoshi Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama
2001	J	`jnl`	Curvature-based internal structure analysis of pulmonary nodules using thoracic 3D CT images. Syst. Comput. Jpn. Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu
2001	J	`jnl`	Extraction and classification of pulmonary organs based on thoracic 3D CT images. Syst. Comput. Jpn. Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu
2001	B	`conf`	Image analysis of pulmonary nodules using micro CT. Image Processing Noboru Niki, Yoshiki Kawata, Masashi Fujii, Ryutaro Kakinuma, Noriyuki Moriyama, Yukio Tateno, Eisuke Matsui
2001	—	`conf`	Patterns for classifying pulmonary nodules based on dynamic CT images. CARS Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Kensaku Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama
2001	—	`conf`	The results in the clinical trial of CAD system for lung cancer using helical CT images. ICIP (1) Yoshiki Kawata, Hironobu Ohmatsu, Ryutaro Kakinuma, Noriyuki Moriyama, Mitsuru Kubo, Noboru Niki, Kenji Eguchi, Masahiro Kaneko, Akira Kubota
2000	B	`conf`	Computerized Analysis of Pulmonary Nodules in Topological and Histogram Feature Spaces. ICPR Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi
2000	B	`conf`	Computerized Characterization of Contrast Enhancement Patterns for Classifying Pulmonary Nodules. ICIP N. Takagi, Yoshiki Kawata, Noboru Niki, Kensaku Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama
2000	A	`conf`	Differential Geometry Based Vector Fields for Characterizing Surrounding Structures of Pulmonary Nodules. MICCAI Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2000	A	`conf`	Hybrid Classification Approach of Malignant and Benign Pulmonary Nodules Based on Topological and Histogram Features. MICCAI Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2000	B	`conf`	Internal Structure Analysis of Pulmonary Nodules in Topological and Histogram Feature Spaces. ICIP Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2000	B	`conf`	Quantitative analysis of internal texture for classification of pulmonary nodules in three-dimensional thoracic images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2000	B	`conf`	Surrounding Structures Analysis of Pulmonary Nodules Using Differential Geometry Based Vector Fields . ICIP Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
2000	B	`conf`	Tracking interval changes of pulmonary nodules using a sequence of three-dimensional thoracic images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1999	—	`conf`	3D Analysis of Solitary Pulmonary Nodules Based on Contrast Enhanced Dynamic CT. ICIP (3) N. Takagi, Yoshiki Kawata, Noboru Niki, Kensaku Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama
1999	—	`conf`	Classification of Pulmonary Nodules in Thin-Section CT Images by Using Multi-Scale Curvature Indexes. ICIP (2) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiko Kusumoto, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1999	Misc	`conf`	Computer Aided Differential Diagnosis of Pulmonary Nodules Using Curvature Based Analysis. ICIAP Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kiyoshi Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama, Masahiko Kusumoto, Hiroyuki Nishiyama
1999	B	`conf`	Curvature-based characterization of shape and internal intensity structure for classification of pulmonary nodules using thin-section CT images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1999	B	`conf`	Lung cancer detection based on helical CT images using curved-surface morphology analysis. Image Processing Hiroshi Taguchi, Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1999	A	`conf`	Potential Usefulness of Curvature Based Description for Differential Diagnosis of Pulmonary Nodules. MICCAI Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1999	—	`conf`	Pulmonary Organs Analysis Method and Its Evaluation Based on Thoracic Thin-Section CT Images. ICIP (3) Akira Tanaka, Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama
1999	A	`conf`	Pulmonary Organs Analysis Method and Its Evaluation Based on Thoracic Thin-Section CT Images. MICCAI Tetsuya Tozaki, Akira Tanaka, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1999	B	`conf`	Pulmonary organ analysis method and its evaluation based on thoracic thin-section CT images. Image Processing Akira Tanaka, Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama
1998	A	`conf`	Computer-Aided Diagnostic System for Pulmonary Nodules Using Helical CT Images. MICCAI Keizo Kanazawa, Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama
1998	B	`conf`	Computer-aided diagnosis for pulmonary nodules based on helical CT images. ICPR Keizo Kanazawa, Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Ryutaro Kakinuma
1998	B	`conf`	Computer-aided diagnosis of pulmonary nodules based on shape analysis using thin-section CT images. Image Processing Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1998	—	`conf`	Curvature based Analysis of Internal Structure of Pulmonary Nodules using Thin-Section CT Images. ICIP (3) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kensaku Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1998	B	`conf`	Curvature based analysis of pulmonary nodules using thin-section CT images. ICPR Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kensaku Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1998	B	`conf`	Pulmonary organ analysis method and its application to differential diagnosis based on thoracic thin-section CT images. Image Processing Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1997	—	`conf`	Classification of pulmonary nodules in thin-section CT images based on shape characterization. ICIP (3) Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama
1997	—	`conf`	Computer Aided Diagnosis System for Lung Cancer Based on Helical CT Images. ICIAP (2) Yoshiki Kawata, Keizo Kanazawa, Shunsuke Toshioka, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama
1996	—	`conf`	3D image analysis of the lung area using thin section CT images and its application to differential diagnosis. ICIP (2) Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama
1996	—	`conf`	Feature extraction of convex surfaces on blood vessels using cone-beam CT images. ICIP (3) Yoshiki Kawata, Noboru Niki, Tatsuo Kumazaki
1996	B	`conf`	Three-dimensional analysis of lung areas using thin-slice CT images. ICPR Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama
1995	B	`conf`	An approach for detecting blood vessel diseases from cone-beam CT image. ICIP Yoshiki Kawata, Noboru Niki, Tatsuo Kumazaki
1995	—	`conf`	Computer-Assisted Analysis and 3D Visualization of Blood Vessels Based on Cone-Beam CT Images. ICSC Yoshiki Kawata, Noboru Niki, Tatsuo Kumazaki
1994	—	`conf`	Three-Dimensional Imageing of Blood Vessels using Cone-Beam CT. ICIP (2) Yoshiki Kawata, Noboru Niki, Tatsuo Kumazaki
1994	J	`jnl`	Three-dimensional blood vessel reconstruction using a high-speed X-ray rotational projection system. Syst. Comput. Jpn. Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Tatsuo Kumazaki
1991	J	`jnl`	A 3-D display method of fuzzy shapes obtained from medical images. Syst. Comput. Jpn. Noboru Niki, Yoshiki Kawata, Hitoshi Satoh