Hidetaka Arimura

Summary

Affiliation: Kyushu University
Country: Japan

Publications

  1. doi request reprint Computerized method for estimation of the location of a lung tumor on EPID cine images without implanted markers in stereotactic body radiotherapy
    H Arimura
    Department of Health Sciences, Faculty of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Phys Med Biol 54:665-77. 2009
  2. ncbi request reprint Automated computerized scheme for detection of unruptured intracranial aneurysms in three-dimensional magnetic resonance angiography
    Hidetaka Arimura
    Department of Radiology, The University of Chicago, 5841 S Maryland Ave, Chicago, IL 60637, USA
    Acad Radiol 11:1093-104. 2004
  3. doi request reprint Automated method for identification of patients with Alzheimer's disease based on three-dimensional MR images
    Hidetaka Arimura
    Department of Health Sciences, Faculty of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Fukuoka 812 8582, Japan
    Acad Radiol 15:274-84. 2008
  4. ncbi request reprint Computerized detection of intracranial aneurysms for three-dimensional MR angiography: feature extraction of small protrusions based on a shape-based difference image technique
    Hidetaka Arimura
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Med Phys 33:394-401. 2006
  5. ncbi request reprint Computer-aided detection of multiple sclerosis lesions in brain magnetic resonance images: False positive reduction scheme consisted of rule-based, level set method, and support vector machine
    Daisuke Yamamoto
    Kyushu University, Fukuoka, Japan
    Comput Med Imaging Graph 34:404-13. 2010
  6. doi request reprint Age-related microstructural changes in subcortical white matter during postadolescent periods in men revealed by diffusion-weighted MR imaging
    Takashi Yoshiura
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Higashi ku, Fukuoka 812 8582, Japan
    Hum Brain Mapp 30:3142-50. 2009
  7. pmc Computer-aided beam arrangement based on similar cases in radiation treatment-planning databases for stereotactic lung radiation therapy
    Taiki Magome
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    J Radiat Res 54:569-77. 2013
  8. doi request reprint Automated detection of multiple sclerosis candidate regions in MR images: false-positive removal with use of an ANN-controlled level-set method
    Jumpei Kuwazuru
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Radiol Phys Technol 5:105-13. 2012
  9. doi request reprint Automated segmentation method of white matter and gray matter regions with multiple sclerosis lesions in MR images
    Taiki Magome
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Radiol Phys Technol 4:61-72. 2011
  10. ncbi request reprint Computer-aided detection of peripheral lung cancers missed at CT: ROC analyses without and with localization
    Feng Li
    Kurt Rossmann Laboratories for Radiologic Image Research, Department of Radiology, University of Chicago, IL 60637, USA
    Radiology 237:684-90. 2005

Collaborators

Detail Information

Publications24

  1. doi request reprint Computerized method for estimation of the location of a lung tumor on EPID cine images without implanted markers in stereotactic body radiotherapy
    H Arimura
    Department of Health Sciences, Faculty of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Phys Med Biol 54:665-77. 2009
    ..47 +/- 0.60 mm. This preliminary study suggests that our method based on the tumor template matching technique might be feasible for tracking the location of a lung tumor without implanted markers in SBRT...
  2. ncbi request reprint Automated computerized scheme for detection of unruptured intracranial aneurysms in three-dimensional magnetic resonance angiography
    Hidetaka Arimura
    Department of Radiology, The University of Chicago, 5841 S Maryland Ave, Chicago, IL 60637, USA
    Acad Radiol 11:1093-104. 2004
    ..A computerized scheme for automated detection of unruptured intracranial aneurysms in magnetic resonance angiography was developed based on the use of a three-dimensional selective enhancement filter for dots (aneurysms)...
  3. doi request reprint Automated method for identification of patients with Alzheimer's disease based on three-dimensional MR images
    Hidetaka Arimura
    Department of Health Sciences, Faculty of Medical Sciences, Kyushu University, 3 1 1, Maidashi, Fukuoka 812 8582, Japan
    Acad Radiol 15:274-84. 2008
    ..An automated method for identification of patients with cerebral atrophy due to Alzheimer's disease (AD) was developed based on three-dimensional (3D) T1-weighted magnetic resonance (MR) images...
  4. ncbi request reprint Computerized detection of intracranial aneurysms for three-dimensional MR angiography: feature extraction of small protrusions based on a shape-based difference image technique
    Hidetaka Arimura
    Department of Health Sciences, School of Medicine, Kyushu University, 3 1 1, Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Med Phys 33:394-401. 2006
    ..The computer-aided diagnostic (CAD) scheme may be robust and useful in assisting radiologists in the detection of intracranial aneurysms for MRA...
  5. ncbi request reprint Computer-aided detection of multiple sclerosis lesions in brain magnetic resonance images: False positive reduction scheme consisted of rule-based, level set method, and support vector machine
    Daisuke Yamamoto
    Kyushu University, Fukuoka, Japan
    Comput Med Imaging Graph 34:404-13. 2010
    ..768 on average. These results indicate the proposed method would be useful for assisting neuroradiologists in assessing the MS in clinical practice...
  6. doi request reprint Age-related microstructural changes in subcortical white matter during postadolescent periods in men revealed by diffusion-weighted MR imaging
    Takashi Yoshiura
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Higashi ku, Fukuoka 812 8582, Japan
    Hum Brain Mapp 30:3142-50. 2009
    ..In these regions, the MD rapidly decreased until middle age and thereafter reached a plateau. Our results revealed microstructural changes in local subcortical WM and suggests a continuing maturational process in postoadolescent periods...
  7. pmc Computer-aided beam arrangement based on similar cases in radiation treatment-planning databases for stereotactic lung radiation therapy
    Taiki Magome
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    J Radiat Res 54:569-77. 2013
    ..05) in terms of the eight plan evaluation indices. Therefore, the proposed method could be employed as an educational tool for less experienced treatment planners...
  8. doi request reprint Automated detection of multiple sclerosis candidate regions in MR images: false-positive removal with use of an ANN-controlled level-set method
    Jumpei Kuwazuru
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Radiol Phys Technol 5:105-13. 2012
    ..9 to 75.0% while decreasing the number of FPs per slice from 19.9 to 4.4 compared with a previous study. The proposed scheme improved the sensitivity and the number of FPs in the detection of MS lesions...
  9. doi request reprint Automated segmentation method of white matter and gray matter regions with multiple sclerosis lesions in MR images
    Taiki Magome
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka, 812 8582, Japan
    Radiol Phys Technol 4:61-72. 2011
    ..2 and 85.2 ± 4.3%, respectively, for MS patients. Moreover, they were 95.0 ± 2.0 and 85.9 ± 3.4%, respectively, for the control subjects. The proposed method might be feasible for segmentation of WM and GM regions in MS patients...
  10. ncbi request reprint Computer-aided detection of peripheral lung cancers missed at CT: ROC analyses without and with localization
    Feng Li
    Kurt Rossmann Laboratories for Radiologic Image Research, Department of Radiology, University of Chicago, IL 60637, USA
    Radiology 237:684-90. 2005
    ..To retrospectively evaluate whether a difference-image computer-aided detection (CAD) scheme can help radiologists detect peripheral lung cancers missed at low-dose computed tomography (CT)...
  11. ncbi request reprint Estimation of white matter connectivity based on a three-dimensional directional diffusion function in diffusion tensor MRI
    Seiji Kumazawa
    Department of Health Sciences, School of Medicine, Kyushu University, Fukuoka, Japan
    Med Phys 33:4643-52. 2006
    ..The pyramidal tract pathways estimated by our method were consistent with the neuroanatomical knowledge. In conclusion, the DDFT method may be useful in assisting neuroradiologists in estimating the white matter tracts...
  12. pmc Similar-case-based optimization of beam arrangements in stereotactic body radiotherapy for assisting treatment planners
    Taiki Magome
    Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University, Fukuoka 8128582, Japan Department of Radiology, The University of Tokyo Hospital, Tokyo 1138655, Japan
    Biomed Res Int 2013:309534. 2013
    ..To develop a similar-case-based optimization method for beam arrangements in lung stereotactic body radiotherapy (SBRT) to assist treatment planners...
  13. ncbi request reprint Computer-aided evaluation method of white matter hyperintensities related to subcortical vascular dementia based on magnetic resonance imaging
    Yasuo Kawata
    Kyushu University, Fukuoka, Japan
    Comput Med Imaging Graph 34:370-6. 2010
    ..992. The results presented in this study suggest that the proposed method could assist neuroradiologists in the evaluation of WMH regions related to the subcortical VaD...
  14. doi request reprint MR tractography based on directional diffusion function validation in somatotopic organization of the pyramidal tract
    Takashi Yoshiura
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3 1 1 Maidashi, Higashi ku, Fukuoka 812 8582, Japan
    Acad Radiol 15:186-92. 2008
    ..To validate the DDF-based tractography method, we studied the somatotopic organization of the pyramidal tract in the posterior limb of the internal capsule (PLIC)...
  15. ncbi request reprint [Development of computer-aided diagnosis systems in radiology]
    Yoshiharu Higashida
    Radiological Sciences Course, Department of Health Sciences, School of Medicine, Kyushu University
    Fukuoka Igaku Zasshi 97:82-90. 2006
  16. doi request reprint Esophageal stenosis associated with tumor regression in radiotherapy for esophageal cancer: frequency and prediction
    Kazushige Atsumi
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
    Int J Radiat Oncol Biol Phys 82:1973-80. 2012
    ..To determine clinical factors for predicting the frequency and severity of esophageal stenosis associated with tumor regression in radiotherapy for esophageal cancer...
  17. pmc Computerized estimation of patient setup errors in portal images based on localized pelvic templates for prostate cancer radiotherapy
    Hidetaka Arimura
    Department of Health Sciences, Faculty of Medical Sciences, Kyushu University, Japan
    J Radiat Res 53:961-72. 2012
    ..438). The proposed method appears to be robust for detecting patient setup error in the treatment of prostate cancer radiotherapy...
  18. doi request reprint Diagnostic accuracy and reading time to detect intracranial aneurysms on MR angiography using a computer-aided diagnosis system
    Shingo Kakeda
    Department of Radiology, University of Occupational and Environmental Health School of Medicine, 1 1 Iseigaoka, Yahatanishi ku, Kitakyushu 807 8555, Japan
    AJR Am J Roentgenol 190:459-65. 2008
    ..The objective of our study was to determine whether the use of a computer-aided diagnosis (CAD) system can shorten the reading time while maintaining the diagnostic performance of MR angiography for the detection of intracranial aneurysms...
  19. doi request reprint Estimation of focal and extra-focal radiation profiles based on Gaussian modeling in medical linear accelerators
    Shigeo Anai
    Department of Radiology, Kyushu University Hospital at Beppu, Tsurumihara Tsurumi, Beppu, Oita, Japan
    Radiol Phys Technol 4:173-9. 2011
    ..60 and 22.0 mm for 10 MV, respectively. We concluded that the proposed focal radiation profile model based on the triple Gaussian functions may be feasible for estimating the X-ray focal-spot and extra-focal radiation profiles...
  20. ncbi request reprint Computerized scheme for automated detection of lung nodules in low-dose computed tomography images for lung cancer screening
    Hidetaka Arimura
    Department of Radiology, The University of Chicago, 5841 S Maryland Ave, Chicago, IL 60637, USA
    Acad Radiol 11:617-29. 2004
    ..A computerized scheme for automated detection of lung nodules in low-dose computed tomography images for lung cancer screening was developed...
  21. doi request reprint Computer-aided detection of ischemic lesions related to subcortical vascular dementia on magnetic resonance images
    Yasuo Yamashita
    Division of Radiology, Department of Medical Technology, Kyushu University Hospital, Fukuoka 812 8582, Japan
    Acad Radiol 15:978-85. 2008
    ....
  22. doi request reprint A clinical evaluation of visual feedback-guided breath-hold reproducibility of tumor location
    Tadamasa Yoshitake
    Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, Maidashi 3 1 1, Higashi ku, Fukuoka 812 8582, Japan
    Phys Med Biol 54:7171-82. 2009
    ..The intra- and inter-BH variability of all patients was 1.5 +/- 0.6 mm and 1.2 +/- 0.5 mm, respectively. A visual feedback-guided breath-hold technique using the machine vision system is feasible with good breath-hold reproducibility...
  23. ncbi request reprint Intracranial aneurysms at MR angiography: effect of computer-aided diagnosis on radiologists' detection performance
    Toshinori Hirai
    Department of Diagnostic Radiology, Graduate School of Medical Sciences, Kumamoto University, 1 1 1 Honjo, Kumamoto 860 8556, Japan
    Radiology 237:605-10. 2005
    ..To retrospectively evaluate the effect of computer-aided detection (CAD) on radiologists' performance in detection of intracranial aneurysms with magnetic resonance (MR) angiography...
  24. ncbi request reprint Development of a computerized method for identifying the posteroanterior and lateral views of chest radiographs by use of a template matching technique
    Hidetaka Arimura
    Department of Clinical Radiology, Faculty of Health Sciences, Hiroshima, International University, Japan
    Med Phys 29:1556-61. 2002
    ..In the second step, the correlation values with the six templates for small and large patients were compared, and all of the remaining unidentifiable cases were identified correctly...