Hironobu Ohmatsu

According to our database, Hironobu Ohmatsu authored at least 113 papers between 1995 and 2020.

Collaborative distances:

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

2020

Differential diagnosis of pulmonary nodules using 3D CT images.

Takeru Kageyama, Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Yoshiki Aokage, Genichiro Ishii, Hironobu Ohmatsu, Takaaki Tsuchida, Yuji Matsumoto, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2020: Computer-Aided Diagnosis, 2020

A preliminary study of visualizing texture components of stage IA lung adenocarcinoma in three-dimensional thoracic CT images with structure-texture image decomposition.

Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Hironobu Ohmatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

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

2019

Computer-aided CT image features improving the malignant risk prediction in pulmonary nodules suspicious for lung cancer.

Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Hironobu Ohmatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2019: Computer-Aided Diagnosis, San Diego, 2019

2018

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.

Yoshiki Kawata, Noboru Niki, Masahiko Kusumoto, Hironobu Ohmatsu, Keiju Aokage, Genichiro Ishii, Yuji Matsumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2018: Computer-Aided Diagnosis, 2018

2016

Computer-aided diagnosis for osteoporosis using chest 3D CT images.

K. Yoneda, Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2016: Computer-Aided Diagnosis, San Diego, 2016

Preliminary study of visualizing membrane structures of spiculated pulmonary nodules in three-dimensional thoracic CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Keiju Aokage, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2016: Biomedical Applications in Molecular, Structural, and Functional Imaging, San Diego, California, United States, 27 February, 2016

2015

Quantitative assessment of smoking-induced emphysema progression in longitudinal CT screening for lung cancer.

Hidenobu Suzuki, R. Mizuguchi, Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2015: Computer-Aided Diagnosis, 2015

Peripleural lung disease detection based on multi-slice CT images.

Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2015: Computer-Aided Diagnosis, 2015

Nonlinear dimensionality reduction of CT histogram based feature space for predicting recurrence-free survival in non-small-cell lung cancer.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Keiju Aokage, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko

Proceedings of the Medical Imaging 2015: Computer-Aided Diagnosis, 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

Longitudinal follow-up study of smoking-induced emphysema progression in low-dose CT screening of lung cancer.

Hidenobu Suzuki, Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

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

Potential usefulness of a topic model-based categorization of lung cancers as quantitative CT biomarkers for predicting the recurrence risk after curative resection.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, M. Satake, Masahiko Kusumoto, Takaaki Tsuchida, Keiju Aokage, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

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

2013

Extraction method of interlobar fissure based on multi-slice CT images.

Mikio Matsuhiro, Hidenobu Suzuki, Yoshiki Kawata, Noboru Niki, Junji Ueno, Yasutaka Nakano, Emiko Ogawa, Shigero Muro, Michiaki Mishima, Hironobu Ohmatsu, Noriyuki Moriyama

Proceedings of the Medical Imaging 2013: Computer-Aided Diagnosis, 2013

Tracking time interval changes of pulmonary nodules on follow-up 3D CT images via image-based risk score of lung cancer.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2013: Computer-Aided Diagnosis, 2013

2012

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.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2012: Computer-Aided Diagnosis, San Diego, 2012

2011

Classification algorithm of lung lobe for lung disease cases based on multislice CT images.

Mikio Matsuhiro, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, M. Mishima, Hironobu Ohmatsu, Takaaki Tsuchida, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2011: Computer-Aided Diagnosis, 2011

2009

Algorithm for lung cancer detection based on PET/CT images.

Shinsuke Saita, Keita Ishimatsu, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hideki Ohtsuka, Hiromu Nishitani, Hironobu Ohmatsu, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2009: Computer-Aided Diagnosis, 2009

Growth-pattern classification of pulmonary nodules based on variation of CT number histogram and its potential usefulness in nodule differentiation.

Yoshiki Kawata, Akira Kawamata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2009: Computer-Aided Diagnosis, 2009

2008

Algorithm of pulmonary emphysema extraction using thoracic 3-D CT images.

Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Keigo Tominaga, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Medical Imaging 2008: Computer-Aided Diagnosis, San Diego, 2008

Classifying pulmonary nodules using dynamic enhanced CT images based on CT number histogram.

Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kiyoshi Mori, Kouzo Yamada, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2008: Computer-Aided Diagnosis, San Diego, 2008

2007

Classification algorithm of pulmonary vein and artery based on multi-slice CT image.

Taihei Yonekura, Mikio Matsuhiro, Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hiromu Nishitani, Hironobu Ohmatsu, Ryutaro Kakinuma, Noriyuki Moriyama

Proceedings of the Medical Imaging 2007: Computer-Aided Diagnosis, San Diego, 2007

Algorithm of pulmonary emphysema extraction using thoracic 3D CT images.

Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Yasutaka Nakano, Hironobu Ohmatsu, Keigo Tominaga, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Medical Imaging 2007: Computer-Aided Diagnosis, San Diego, 2007

Classifying pulmonary nodules using dynamic enhanced CT images based on CT number histogram.

Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kenji Eguchi, Kiyoshi Mori, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2007: Computer-Aided Diagnosis, San Diego, 2007

Automated anatomical labeling algorithm of bronchial branches based on multi-slice CT images.

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

Proceedings of the Medical Imaging 2007: Computer-Aided Diagnosis, San Diego, 2007

Extracting alveolar structure of human lung tissue specimens based on surface skeleton representation from 3D micro-CT images.

Hiroyuki Ishimori, Yoshiki Kawata, Noboru Niki, Yoshihiro Nakaya, Hironobu Ohmatsu, Eisuke Matsui, Masashi Fujii, Noriyuki Moriyama

Proceedings of the Medical Imaging 2007: Computer-Aided Diagnosis, San Diego, 2007

2006

An algorithm for the extraction of pulmonary fissures from low-dose multislice CT image.

Shinsuke Saita, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Noriyuki Moriyama

Syst. Comput. Jpn., 2006

2005

A study of three-dimensional curvatures and curvatures of four-dimensional hypersurface for analyzing pulmonary nodules on high-resolution CT images.

Yoshiki Kawata, Hiroaki Kubo, Noboru Niki, Hironobu Ohmatsu, Noriyuki Moriyama

Syst. Comput. Jpn., 2005

Interactive method to extract tumor regions from chest X-ray CT images and its application to benign/malignant discrimination.

Yasushi Hirano, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hironobu Ohmatsu, Kenji Eguchi

Syst. Comput. Jpn., 2005

Computer-aided diagnosis algorithm for lung cancer using retrospective CT images.

Hironori Nakashima, Takuya Yamamoto, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kenji Eguchi, Hiroyuki Nishiyama, Masahiro Kaneko, Masahiko Kusumoto, Ryutaro Kakinuma, Noriyuki Moriyama

Proceedings of the Medical Imaging 2005: Image Processing, 2005

CAD system for lung cancer screening using low dose thick-slice CT images.

Mitsuru Kubo, Nobuhiro Yamada, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Masahiro Kaneko, Masahiko Kusumoto, Ryutaro Kakinuma, Hiroyuki Nishiyama, Noriyuki Moriyama

Proceedings of the Medical Imaging 2005: Image Processing, 2005

A computerized approach for estimating pulmonary nodule growth rates in three-dimensional thoracic CT images based on CT density histogram.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Kouzo Yamada, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2005: Image Processing, 2005

2004

Automatic slice image matching algorithm for comparative reading using data of the pulmonary structure.

Takuya Yamamoto, Mitsuru Kubo, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiro Kusumoto, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama

Proceedings of the Medical Imaging 2004: Image Processing, 2004

CAD system for lung cancer CT screening.

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

Proceedings of the Medical Imaging 2004: Image Processing, 2004

An extraction algorithm of pulmonary fissures from multislice CT image.

Shinsuke Saita, Motokatsu Yasutomo, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiro Kusumoto, Noriyuki Moriyama, Michizou Sasagawa

Proceedings of the Medical Imaging 2004: Image Processing, 2004

Nodule detection algorithm based on multislice CT images for lung cancer screening.

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

Proceedings of the Medical Imaging 2004: Image Processing, 2004

The comparative evaluation of lung test based on 2- and 10-mm thickness multislice CT image.

Daiki Nishioka, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiko Kaneko, Masahiro Kusumoto, Kenji Eguchi, Kiyoshi Mori, Noriyuki Moriyama, Hiroyuki Nishiyama

Proceedings of the Medical Imaging 2004: Image Processing, 2004

Image-guided decision support system for pulmonary nodule classification in 3D thoracic CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiro Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Kouzo Yamada, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2004: Image Processing, 2004

Pulmonary Nodule Classification Based on Nodule Retrieval from 3-D Thoracic CT Image Database.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kouzo Yamada, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention -- MICCAI 2004, 2004

Recognition of boundary voxels of tumors in chest CT images for extraction of tumor regions.

Yasushi Hirano, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hironobu Ohmatsu, Kenji Eguchi

Proceedings of the CARS 2004. Computer Assisted Radiology and Surgery. Proceedings of the 18th International Congress and Exhibition, 2004

2003

ROI extraction of chest CT images using adaptive opening filter.

Nobuhiro Yamada, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Hiroyuki Nishiyama, Noriyuki Moriyama

Proceedings of the Medical Imaging 2003: Image Processing, 2003

CAD system for lung cancer CT screening.

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

Proceedings of the Medical Imaging 2003: Image Processing, 2003

CAD system for lung cancer screening using low-dose single-slice CT images.

Mitsuru Kubo, Nobuhiro Yamada, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Hiroyuki Nishiyama, Noriyuki Moriyama

Proceedings of the Medical Imaging 2003: Image Processing, 2003

A visual data-mining approach using 3D thoracic CT images for classification between benign and malignant pulmonary nodules.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Kouzo Yamada, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2003: Image Processing, 2003

Pulmonary nodule segmentation in thoracic 3D CT images integrating boundary and region information.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2003: Image Processing, 2003

2002

Detection algorithm of lung cancer candidate nodules on multislice CT images.

Tomokazu Oda, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama

Proceedings of the Medical Imaging 2002: Image Processing, 2002

Classification of lung area using multidetector-row CT images.

Tsutomu Mukaibo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2002: Image Processing, 2002

Clinical test in a prospective study of a CAD system for lung cancer based on helical CT images.

Kazuhori Kubota, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2002: Image Processing, 2002

CAD system for lung cancer based on low-dose single-slice CT image.

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

Proceedings of the Medical Imaging 2002: Image Processing, 2002

Computer-aided classification of pulmonary nodules in surrounding and internal feature spaces using three-dimensional thoracic CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2002: Image Processing, 2002

Classification experiments of pulmonary nodules using high-resolution CT images.

Wakako Ichikawa, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2002: Image Processing, 2002

Example-Based Assisting Approach for Pulmonary Nodule Classification in 3-D Thoracic CT Images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2002

Searching similar images for classification of pulmonary nodules in three-dimensional CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

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

Quantification of Shrinkage of Lung Lobe from Chest CT Images Using the 3D Extended Voronoi Division and its Application to the Benign/Malignant Discrimination of Tumor Shadows.

Yasushi Hirano, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hironobu Ohmatsu, Kenji Eguchi

Proceedings of the 16th International Conference on Pattern Recognition, 2002

Three-dimensional CT image retrieval in a database of pulmonary nodules.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 2002 International Conference on Image Processing, 2002

2001

Extraction and classification of pulmonary organs based on thoracic 3D CT images.

Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu

Syst. Comput. Jpn., 2001

Curvature-based internal structure analysis of pulmonary nodules using thoracic 3D CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu

Syst. Comput. Jpn., 2001

Japanese experience of telemedicine in oncology.

Hiroshi Mizushima, Eiko Uchiyama, Hiroshi Nagata, Yoshihiro Matsuno, Ryuzo Sekiguchi, Hironobu Ohmatsu, Fumihiko Hojo, Tadakazu Shimoda, Fumihiko Wakao, Tetsu Shinkai, Naohito Yamaguchi, Noriyuki Moriyama, Tadao Kakizoe, Kaoru Abe, Masaaki Terada

Int. J. Medical Informatics, 2001

Computerized characterization of contrast enhancement patterns for classifying pulmonary nodules.

Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Kiyoshi Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2001: Image Processing, 2001

Clinical test results of computer-aided detection system for lung cancer using helical CT images.

Kazuhori Kubota, Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2001: Image Processing, 2001

CAD system for the assistance of a comparative reading for lung cancer using retrospective helical CT images.

Mitsuru Kubo, Takuya Yamamoto, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kiyoshi Mori, Hiroyuki Nishiyama

Proceedings of the Medical Imaging 2001: Image Processing, 2001

Analysis of evolving processes in pulmonary nodules using a sequence of three-dimensional thoracic images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2001: Image Processing, 2001

Computer-aided differential diagnosis of pulmonary nodules based on a hybrid classification approach.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2001: Image Processing, 2001

CAD System for the Assistance of Comparative Reading for Lung Cancer Using Serial Helical CT Images.

Mitsuru Kubo, Tokunori Yamamoto, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2001

Computer-Aided Diagnosis of Pulmonary Nodules Using Three-Dimensional Thoracic CT Images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2001

Analysis of Pulmonary Nodule Evolutions Using a Sequence of Three-Dimensional Thoracic CT Images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2001

Classification of pulmonary blood vessel using multidetector-row CT images.

Tsutomu Mukaibo, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the 2001 International Conference on Image Processing, 2001

Automatic extraction of pulmonary fissures from multidetector-row CT images.

Mitsuru Kubo, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama

Proceedings of the 2001 International Conference on Image Processing, 2001

The results in the clinical trial of CAD system for lung cancer using helical CT images.

Yoshiki Kawata, Hironobu Ohmatsu, Ryutaro Kakinuma, Noriyuki Moriyama, Mitsuru Kubo, Noboru Niki, Kenji Eguchi, Masahiro Kaneko, Akira Kubota

Proceedings of the 2001 International Conference on Image Processing, 2001

Computerized analysis of 3-D pulmonary nodule images in surrounding and internal structure feature spaces.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 2001 International Conference on Image Processing, 2001

Patterns for classifying pulmonary nodules based on dynamic CT images.

Kazuhiro Minami, Yoshiki Kawata, Noboru Niki, Kensaku Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, 2001

CAD system to support comparative reading for lung cancer based on helical CT images.

Mitsuru Kubo, Tokunori Yamamoto, Yoshiki Kawata, Noboru Niki, Kenji Eguchi, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama

Proceedings of the CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, 2001

Analysis of evolving processes in pulmonary nodules using a sequence of three-dimensional thoracic images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, 2001

Computer-aided classification of benign and malignant pulmonary nodules in three-dimensional thoracic CT images based on a hybrid classifier.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, 2001

Extraction of tumor regions keeping boundary shape information from chest X-ray CT images and benign/malignant discrimination.

Yasushi Hirano, Jun-ichi Hasegawa, Jun-ichiro Toriwaki, Hironobu Ohmatsu, Kenji Eguchi

Proceedings of the CARS 2001. Computer Assisted Radiology and Surgery. Proceedings of the 15th International Congress and Exhibition, 2001

2000

Quantitative analysis of internal texture for classification of pulmonary nodules in three-dimensional thoracic images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2000: Image Processing, 2000

Tracking interval changes of pulmonary nodules using a sequence of three-dimensional thoracic images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2000: Image Processing, 2000

Computer-aided diagnosis system for lung cancer based on retrospective helical CT image.

Yuji Ukai, Noboru Niki, Hitoshi Satoh, Kenji Eguchi, Kiyoshi Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 2000: Image Processing, 2000

Differential Geometry Based Vector Fields for Characterizing Surrounding Structures of Pulmonary Nodules.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2000

Hybrid Classification Approach of Malignant and Benign Pulmonary Nodules Based on Topological and Histogram Features.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2000

Extraction of Pulmonary Fissures from HRCT Images Based on Surface Curvatures Analysis and Morphology Filters.

Mitsuru Kubo, Noboru Niki, Kenji Eguchi, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Hironobu Ohmatsu, Ryutaro Kakinuma, Hiroyuki Nishiyama, Kensaku Mori, A. Yamaguchi

Proceedings of the 15th International Conference on Pattern Recognition, 2000

Computerized Analysis of Pulmonary Nodules in Topological and Histogram Feature Spaces.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi

Proceedings of the 15th International Conference on Pattern Recognition, 2000

Computerized Characterization of Contrast Enhancement Patterns for Classifying Pulmonary Nodules.

N. Takagi, Yoshiki Kawata, Noboru Niki, Kensaku Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 2000 International Conference on Image Processing, 2000

Extraction of Pulmonary Fissures from Thin-Section CT Images Using Calculation of Surface-Curvatures and Morphology Filters.

Mitsuru Kubo, Noboru Niki, Kenji Eguchi, Masahiro Kaneko, Masahiko Kusumoto, Noriyuki Moriyama, Hironobu Ohmatsu, Ryutaro Kakinuma, Hiroyuki Nishiyama, Kensaku Mori, Naohito Yamaguchi

Proceedings of the 2000 International Conference on Image Processing, 2000

Surrounding Structures Analysis of Pulmonary Nodules Using Differential Geometry Based Vector Fields .

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 2000 International Conference on Image Processing, 2000

Internal Structure Analysis of Pulmonary Nodules in Topological and Histogram Feature Spaces.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 2000 International Conference on Image Processing, 2000

1999

Pulmonary organ analysis method and its evaluation based on thoracic thin-section CT images.

Akira Tanaka, Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Medical Imaging 1999: Image Processing, 1999

Lung cancer detection based on helical CT images using curved-surface morphology analysis.

Hiroshi Taguchi, Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 1999: Image Processing, 1999

Computer-aided diagnosis system for lung cancer based on retrospective helical CT images.

Hitoshi Satoh, Yuji Ukai, Noboru Niki, Kenji Eguchi, Kiyoshi Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 1999: Image Processing, 1999

Curvature-based characterization of shape and internal intensity structure for classification of pulmonary nodules using thin-section CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kiyoshi Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 1999: Image Processing, 1999

CAD system for coronary calcifications based on helical CT images.

Yuji Ukai, Noboru Niki, Hitoshi Satoh, Shigeru Watanabe, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Medical Imaging 1999: Image Processing, 1999

Pulmonary Organs Analysis Method and Its Evaluation Based on Thoracic Thin-Section CT Images.

Tetsuya Tozaki, Akira Tanaka, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 1999

Potential Usefulness of Curvature Based Description for Differential Diagnosis of Pulmonary Nodules.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Masahiko Kusumoto, Ryutaro Kakinuma, Kensaku Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 1999

3D Analysis of Solitary Pulmonary Nodules Based on Contrast Enhanced Dynamic CT.

N. Takagi, Yoshiki Kawata, Noboru Niki, Kensaku Mori, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiko Kusumoto, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 1999 International Conference on Image Processing, 1999

Classification of Pulmonary Nodules in Thin-Section CT Images by Using Multi-Scale Curvature Indexes.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiko Kusumoto, Kensaku Mori, Hiroyuki Nishiyama, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 1999 International Conference on Image Processing, 1999

Computer Aided Differential Diagnosis of Pulmonary Nodules Using Curvature Based Analysis.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kiyoshi Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama, Masahiko Kusumoto, Hiroyuki Nishiyama

Proceedings of the 1oth International Conference on Image Analysis and Processing (ICIAP 1999), 1999

1998

Pulmonary organ analysis method and its application to differential diagnosis based on thoracic thin-section CT images.

Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 1998: Image Processing, 1998

Lapse observation algorithm for lung cancer detection using 3D thoracic helical CT images.

Masato Shimazu, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 1998: Image Processing, 1998

Computer-aided diagnosis of pulmonary nodules based on shape analysis using thin-section CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Medical Imaging 1998: Image Processing, 1998

Coronary calcification diagnosis system based on helical CT images.

Yuji Ukai, Noboru Niki, Hitoshi Satoh, Shigeru Watanabe, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Medical Imaging 1998: Image Processing, 1998

Computer-Aided Diagnostic System for Pulmonary Nodules Using Helical CT Images.

Keizo Kanazawa, Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Ryutaro Kakinuma, Masahiro Kaneko, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 1998

Curvature based analysis of pulmonary nodules using thin-section CT images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kensaku Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Fourteenth International Conference on Pattern Recognition, 1998

Computer-aided diagnosis for pulmonary nodules based on helical CT images.

Keizo Kanazawa, Yoshiki Kawata, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Ryutaro Kakinuma

Proceedings of the Fourteenth International Conference on Pattern Recognition, 1998

Three dimensional concentration index-a local feature for analyzing three dimensional digital line patterns and its application to chest X-ray CT images.

Yasushi Hirano, Jun-ichi Hasegawa, Hironobu Ohmatsu, Yoshito Mekada, Jun-ichiro Toriwaki, Kenji Eguchi

Proceedings of the Fourteenth International Conference on Pattern Recognition, 1998

Curvature based Analysis of Internal Structure of Pulmonary Nodules using Thin-Section CT Images.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kensaku Mori, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

1997

Bias field correction of chest thin section CT images.

Mitsuru Kubo, Tetsuya Tozaki, Noboru Niki, S. Nakagawa, Kenji Eguchi, Masahiro Kaneko, Hironobu Ohmatsu, Noriyuki Moriyama, Naohito Yamaguchi

Proceedings of the Proceedings 1997 International Conference on Image Processing, 1997

Classification of pulmonary nodules in thin-section CT images based on shape characterization.

Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Ryutaro Kakinuma, Kenji Eguchi, Masahiro Kaneko, Noriyuki Moriyama

Proceedings of the Proceedings 1997 International Conference on Image Processing, 1997

Computer Aided Diagnosis System for Lung Cancer Based on Helical CT Images.

Yoshiki Kawata, Keizo Kanazawa, Shunsuke Toshioka, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Image Analysis and Processing, 9th International Conference, 1997

1996

Computer Aided Screening System for Lung Cancer Based on Helical CT Images.

Keizo Kanazawa, Mitsuru Kubo, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Visualization in Biomedical Computing, 4th International Conference, 1996

Three-dimensional analysis of lung areas using thin-slice CT images.

Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the 13th International Conference on Pattern Recognition, 1996

An algorithm for coronary calcification diagnosis based on helical CT images.

Yuji Ukai, Noboru Niki, Hitoshi Satoh, Shigeru Watanabe, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the 13th International Conference on Pattern Recognition, 1996

3D image analysis of the lung area using thin section CT images and its application to differential diagnosis.

Tetsuya Tozaki, Yoshiki Kawata, Noboru Niki, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Proceedings 1996 International Conference on Image Processing, 1996

1995

Computer Assisted Lung Cancer Diagnosis Based on Helical Images.

Keizo Kanazawa, Mitsuru Kubo, Noboru Niki, Hitoshi Satoh, Hironobu Ohmatsu, Kenji Eguchi, Noriyuki Moriyama

Proceedings of the Image Analysis Applications and Computer Graphics, 1995