Ryujiro YOKOYAMA


Generation of a Probabilistic Liver Atlas and Its Application to Automated Liver Segmentation Method in Non-contrast X-Ray Torso CT Images
Teruhiko KITAGAWA  Xiangrong ZHOU  Takeshi HARA  Hiroshi FUJITA  Ryujiro YOKOYAMA  Hiroshi KONDO  Masayuki KANEMATSU  Hiroaki HOSHI 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/07/01
Vol. J91-D  No. 7  pp. 1837-1850
Type of Manuscript: Special Section PAPER (Special Section on Medical Imaging)
Category: 
Keyword: 
non-contrast X-ray torso CT imagesliver atlasautomated liver segmentationcomputer-aided diagnosis
  Summary |  Full Text(in Japanese):PDF (1.6MB)

Automated Extraction of Skeletal Muscles from Torso X-Ray CT Images Based on Anatomical Positional Information between Skeleton and Skeletal Muscles
Naoki KAMIYA  Xiangrong ZHOU  Huayue CHEN  Takeshi HARA  Hiroshi FUJITA  Ryujiro YOKOYAMA  Masayuki KANEMATSU  Hiroaki HOSHI 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2008/07/01
Vol. J91-D  No. 7  pp. 1918-1922
Type of Manuscript: Special Section LETTER (Special Section on Medical Imaging)
Category: 
Keyword: 
torso CT imagesskeletal muscle extractionCAD
  Summary |  Full Text(in Japanese):PDF (221.2KB)

Computerized Detection of Lacunar Infarcts in Brain MR Images
Yoshikazu UCHIYAMA  Atsushi MATSUI  Ryujiro YOKOYAMA  Xiangrong ZHOU  Takeshi HARA  Hiromichi ANDO  Takahiko ASANO  Hiroki KATO  Toru IWAMA  Hiroaki HOSHI  Hiroshi FUJITA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2007/07/01
Vol. J90-D  No. 7  pp. 1820-1829
Type of Manuscript: PAPER
Category: 
Keyword: 
lacunar infarctcomputer-aided diagnosismultiple-phase binarizationfilter bankneural network
  Summary |  Full Text(in Japanese):PDF (768.7KB)