Ryujiro Yokoyama

Publication Activity (10 Years)

Years Active: 2003-2016
Publications (10 Years): 1

Top Topics

Sparse Representation

Ensemble Learning

Top Venues

Medical Imaging: Computer-Aided Diagnosis

Comput. Medical Imaging Graph.

Medical Imaging: Image Processing

Publications

Xiangrong Zhou, Takuya Kano, Yunliang Cai, Shuo Li, Xinxin Zhou, Takeshi Hara, Ryujiro Yokoyama, Hiroshi Fujita
Automatic quantification of mammary glands on non-contrast x-ray CT by using a novel segmentation approach. Medical Imaging: Computer-Aided Diagnosis (2016)
Xiangrong Zhou, Syoichi Morita, Xinxin Zhou, Huayue Chen, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
Automatic anatomy partitioning of the torso region on CT images by using multiple organ localizations with a group-wise calibration technique. Medical Imaging: Computer-Aided Diagnosis (2015)
Xiangrong Zhou, Takaaki Ito, Xinxin Zhou, Huayue Chen, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
A universal approach for automatic organ segmentations on 3D CT images based on organ localization and 3D GrabCut. Medical Imaging: Computer-Aided Diagnosis (2014)
Xiangrong Zhou, Shoutarou Yamaguchi, Xinxin Zhou, Huayue Chen, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroshi Fujita
Automatic organ localizations on 3D CT images by using majority-voting of multiple 2D detections based on local binary patterns and Haar-like features. Medical Imaging: Computer-Aided Diagnosis (2013)
Min Zhang, Xiangrong Zhou, Satoshi Goshima, Huayue Chen, Chisako Muramatsu, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroshi Fujita
Pulmonary emphysema classification based on an improved texton learning model by sparse representation. Medical Imaging: Computer-Aided Diagnosis (2013)
Xiangrong Zhou, Atsuto Watanabe, Xinxin Zhou, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroshi Fujita
Automatic organ segmentation on torso CT images by using content-based image retrieval. Medical Imaging: Image Processing (2012)
Xiangrong Zhou, Song Wang, Huayue Chen, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroshi Fujita
Automatic localization of solid organs on 3D CT images by a collaborative majority voting decision based on ensemble learning. Comput. Medical Imaging Graph. 36 (4) (2012)
Min Zhang, Xiangrong Zhou, Satoshi Goshima, Huayue Chen, Chisako Muramatsu, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroshi Fujita
An application to pulmonary emphysema classification based on model of texton learning by sparse representation. Medical Imaging: Computer-Aided Diagnosis (2012)
Naoki Kamiya, Xiangrong Zhou, H. Chen, Chisako Muramatsu, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
Automated segmentation of recuts abdominis muscle using shape model in X-ray CT images. EMBC (2011)
Tatsuro Hayashi, Huayue Chen, Kei Miyamoto, Xiangrong Zhou, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
A computerized scheme for localization of vertebral bodies on body CT scans. Medical Imaging: Image Processing (2011)
Tatsuro Hayashi, Huayue Chen, Kei Miyamoto, Xiangrong Zhou, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
A decision support scheme for vertebral geometry on body CT scans. Medical Imaging: Image Processing (2011)
Tatsuro Hayashi, Xiangrong Zhou, Huayue Chen, Takeshi Hara, Kei Miyamoto, Tatsunori Kobayashi, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
Automated extraction method for the center line of spinal canal and its application to the spinal curvature quantification in torso X-ray CT images. Medical Imaging: Image Processing (2010)
Naoki Kamiya, Xiangrong Zhou, Huayue Chen, Takeshi Hara, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi, Hiroshi Fujita
A model based method for recognizing psoas major muscles in torso CT images. Medical Imaging: Computer-Aided Diagnosis (2010)
Xiangrong Zhou, Tatsuro Hayashi, Mingxu Han, Huayue Chen, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi
Automated segmentation and recognition of the bone structure in non-contrast torso CT images using implicit anatomical knowledge. Medical Imaging: Image Processing (2009)
Xiangrong Zhou, Mingxu Han, Takeshi Hara, Hiroshi Fujita, Keiko Sugisaki, Huayue Chen, Gobert N. Lee, Ryujiro Yokoyama, Masayuki Kanematsu, Hiroaki Hoshi
Automated segmentation of mammary gland regions in non-contrast X-ray CT images. Comput. Medical Imaging Graph. 32 (8) (2008)
Xiangrong Zhou, Hiroaki Ninomiya, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Huayue Chen, Takuji Kiryu, Hiroaki Hoshi
Automated Estimation of the Upper Surface of the Diaphragm in 3-D CT Images. IEEE Trans. Biomed. Eng. 55 (1) (2008)
Teruhiko Kitagawa, Xiangrong Zhou, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Hiroshi Kondo, Masayuki Kanematsu, Hiroaki Hoshi
Automated segmentation of middle hepatic vein in non-contrast x-ray CT images based on an atlas-driven approach. Medical Imaging: Image Processing (2008)
Suguru Kawajiri, Xiangrong Zhou, Xuejin Zhang, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Hiroshi Kondo, Masayuki Kanematsu, Hiroaki Hoshi
Automated segmentation of hepatic vessel trees in non-contrast x-ray CT images. Medical Imaging: Image Processing (2007)
Ryujiro Yokoyama, Xuejun Zhang, Yoshikazu Uchiyama, Hiroshi Fujita, Takeshi Hara, Xiangrong Zhou, Masayuki Kanematsu, Takahiko Asano, Hiroshi Kondo, Satoshi Goshima, Hiroaki Hoshi, Toru Iwama
Development of an Automated Method for the Detection of Chronic Lacunar Infarct Regions in Brain MR Images. IEICE Trans. Inf. Syst. (6) (2007)
Xuejun Zhang, Gobert N. Lee, Tetsuji Tajima, Teruhiko Kitagawa, Masayuki Kanematsu, Xiangrong Zhou, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Hiroshi Kondo, Hiroaki Hoshi, Shigeru Nawano, Kenji Shinozaki
Segmentation of liver region with tumorous tissues. Medical Imaging: Image Processing (2007)
Masashi Yamauchi, Yoshikazu Uchiyama, Ryujiro Yokoyama, Takeshi Hara, Hiroshi Fujita, Hiromichi Ando, Hiroyasu Yamakawa, Toru Iwama, Hiroaki Hoshi
Computerized scheme for detection of arterial occlusion in brain MRA images. Medical Imaging: Computer-Aided Diagnosis (2007)
Xiangrong Zhou, M. Kan, Takeshi Hara, Hiroshi Fujita, Keiko Sugisaki, Ryujiro Yokoyama, Gobert N. Lee, Hiroaki Hoshi
Automated segmentation of mammary gland regions in non-contrast torso CT images based on probabilistic atlas. Medical Imaging: Image Processing (2007)
Xuejun Zhang, Hiroshi Fujita, Tuanfa Qin, Jinchuang Zhao, Masayuki Kanematsu, Takeshi Hara, Xiangrong Zhou, Ryujiro Yokoyama, Hiroshi Kondo, Hiroaki Hoshi
CAD on Liver Using CT and MRI. MIMI (2007)
Tetsuji Tajima, Xuejun Zhang, Teruhiko Kitagawa, Masayuki Kanematsu, Xiangrong Zhou, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Hiroshi Kondo, Hiroaki Hoshi, Shigeru Nawano, Kenji Shinozaki
Computer-aided detection (CAD) of hepatocellular carcinoma on multiphase CT images. Medical Imaging: Computer-Aided Diagnosis (2007)
Xiangrong Zhou, Tatsuro Hayashi, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Takuji Kiryu, Hiroaki Hoshi
Automatic segmentation and recognition of anatomical lung structures from high-resolution chest CT images. Comput. Medical Imaging Graph. 30 (5) (2006)
Xiangrong Zhou, Teruhiko Kitagawa, Takeshi Hara, Hiroshi Fujita, Xuejun Zhang, Ryujiro Yokoyama, Hiroshi Kondo, Masayuki Kanematsu, Hiroaki Hoshi
Constructing a Probabilistic Model for Automated Liver Region Segmentation Using Non-contrast X-Ray Torso CT images. MICCAI (2) (2006)
Yoshikazu Uchiyama, Masashi Yamauchi, Hiromichi Ando, Ryujiro Yokoyama, Takeshi Hara, Hiroshi Fujita, Toru Iwama, Hiroaki Hoshi
Automated Classification of Cerebral Arteries in MRA Images and Its Application to Maximum Intensity Projection. EMBC (2006)
Xiangrong Zhou, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Takuji Kiryu, Hiroaki Hoshi
Automated segmentations of skin, soft-tissue, and skeleton, from torso CT images. Medical Imaging: Image Processing (2004)
Xiangrong Zhou, Tatsuro Hayashi, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Takuji Kiryu, Hiroaki Hoshi
Automatic recognition of lung lobes and fissures from multislice CT images. Medical Imaging: Image Processing (2004)
Shinji Kobayashi, Xiangrong Zhou, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Takuji Kiryu, Hiroaki Hoshi
Automated identification of thoracic cage region from X-ray CT images. CARS (2004)
Xiangrong Zhou, Shigeaki Kobayashi, Tatsuro Hayashi, N. Murata, Takeshi Hara, Hiroshi Fujita, Ryujiro Yokoyama, Takuji Kiryu, Hiroaki Hoshi, Machiko Sato
Lung structure recognition - a further study of thoracic organ recognitions based on CT Images. CARS (2003)