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Research Output 1994 2019

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2019

Comparison of volumetric-modulated arc therapy and intensity-modulated radiation therapy prostate cancer plans accounting for cold spots

Nguyen, T. T. T., Arimura, H., Asamura, R., Hirose, T. A., Saiji, O. & Fukunaga, J. I., Jun 1 2019, In : Radiological physics and technology. 12, 2, p. 137-148 12 p.

Research output: Contribution to journalArticle

Intensity-Modulated Radiotherapy
radiation therapy
therapy
Prostatic Neoplasms
rectum
5 Citations (Scopus)

Radiomics with artificial intelligence for precision medicine in radiation therapy

Arimura, H., Soufi, M., Kamezawa, H., Ninomiya, K. & Yamada, M., Jan 1 2019, In : Journal of radiation research. 60, 1, p. 150-157 8 p.

Research output: Contribution to journalArticle

Open Access
artificial intelligence
Precision Medicine
Artificial Intelligence
medicine
prognosis
2018
4 Citations (Scopus)

Computational analysis of interfractional anisotropic shape variations of the rectum in prostate cancer radiation therapy

Haekal, M., Arimura, H., Hirose, T. A., Shibayama, Y., Saiji, O., Fukunaga, J., Umezu, Y., Honda, H. & Sasaki, T., Feb 1 2018, In : Physica Medica. 46, p. 168-179 12 p.

Research output: Contribution to journalArticle

rectum
Rectum
radiation therapy
Prostatic Neoplasms
Radiotherapy

Effect of accounting for interfractional CTV shape variations in PTV margins on prostate cancer radiation treatment plans

Hirose, T. A., Arimura, H., Shibayama, Y., Fukunaga, J. I. & Saiji, O., Oct 1 2018, In : Physica Medica. 54, p. 66-76 11 p.

Research output: Contribution to journalArticle

Cone-Beam Computed Tomography
planning
margins
Prostatic Neoplasms
cancer
6 Citations (Scopus)

Exploration of temporal stability and prognostic power of radiomic features based on electronic portal imaging device images

Soufi, M., Arimura, H., Nakamoto, T., Hirose, T. A., Saiji, O., Umezu, Y., Honda, H. & Sasaki, T., Feb 1 2018, In : Physica Medica. 46, p. 32-44 13 p.

Research output: Contribution to journalArticle

lungs
Lung Neoplasms
cancer
Equipment and Supplies
electronics

Feasibility of anatomical feature points for the estimation of prostate locations in the Bayesian delineation frameworks for prostate cancer radiotherapy

Ninomiya, K., Arimura, H., Sasahara, M., Kai, Y., Hirose, T. A. & Saiji, O., Dec 1 2018, In : Radiological physics and technology. 11, 4, p. 434-444 11 p.

Research output: Contribution to journalArticle

delineation
centroids
Prostate
radiation therapy
Prostatic Neoplasms
3 Citations (Scopus)

Identification of optimal mother wavelets in survival prediction of lung cancer patients using wavelet decomposition-based radiomic features

Soufi, M., Arimura, H. & Nagami, N., Nov 1 2018, In : Medical physics. 45, 11, p. 5116-5128 13 p.

Research output: Contribution to journalArticle

Lung Neoplasms
Mothers
Survival
Proportional Hazards Models
Datasets
Cone-Beam Computed Tomography
organs
radiation therapy
cones
Radiotherapy
2017
4 Citations (Scopus)

Computer-assisted framework for machine-learning-based delineation of GTV regions on datasets of planning CT and PET/CT images

Ikushima, K., Arimura, H., Jin, Z., Yabuuchi, H., Kuwazuru, J., Shioyama, Y., Sasaki, T., Honda, H. & Sasaki, M., Jan 1 2017, In : Journal of radiation research. 58, 1, p. 123-134 12 p.

Research output: Contribution to journalArticle

machine learning
delineation
Tumor Burden
planning
tumors
5 Citations (Scopus)

Impact of pixel-based machine-learning techniques on automated frameworks for delineation of gross tumor volume regions for stereotactic body radiation therapy

Kawata, Y., Arimura, H., Ikushima, K., Jin, Z., Morita, K., Tokunaga, C., Yabuuchi, H., Shioyama, Y., Sasaki, T., Honda, H. & Sasaki, M., Oct 1 2017, In : Physica Medica. 42, p. 141-149 9 p.

Research output: Contribution to journalArticle

Body Regions
machine learning
delineation
Tumor Burden
radiation therapy
7 Citations (Scopus)

Investigation of interfractional shape variations based on statistical point distribution model for prostate cancer radiation therapy

Shibayama, Y., Arimura, H., Hirose, T. A., Nakamoto, T., Sasaki, T., Saiji, O., Matsushita, N., Umezu, Y., Nakamura, Y. & Honda, H., May 1 2017, In : Medical physics. 44, 5, p. 1837-1845 9 p.

Research output: Contribution to journalArticle

Statistical Distributions
Prostatic Neoplasms
Radiotherapy
Cone-Beam Computed Tomography
Uncertainty
2016
1 Citation (Scopus)

An ellipsoid convex enhancement filter for detection of asymptomatic intracranial aneurysm candidates in CAD frameworks

Jin, Z., Arimura, H., Kakeda, S., Yamashita, F., Sasaki, M. & Korogi, Y., Feb 1 2016, In : Medical physics. 43, 2, p. 951-960 10 p.

Research output: Contribution to journalArticle

Intracranial Aneurysm
Magnetic Resonance Angiography
Aneurysm
ROC Curve
3 Citations (Scopus)

Feasibility of differential geometry-based features in detection of anatomical feature points on patient surfaces in range image-guided radiation therapy

Soufi, M., Arimura, H., Nakamura, K., Lestari, F. P., Haryanto, F., Hirose, T. A., Umedu, Y., Shioyama, Y. & Toyofuku, F., Nov 1 2016, In : International Journal of Computer Assisted Radiology and Surgery. 11, 11, p. 1993-2006 14 p.

Research output: Contribution to journalArticle

Image-Guided Radiotherapy
Radiotherapy
Geometry
Infrared Rays
Cameras
2 Citations (Scopus)

Feasibility of patient dose reduction based on various noise suppression filters for cone-beam computed tomography in an image-guided patient positioning system

Kamezawa, H., Arimura, H., Shirieda, K., Kameda, N. & Ohki, M., Apr 13 2016, In : Physics in Medicine and Biology. 61, 9, 3609.

Research output: Contribution to journalArticle

Patient Positioning
Cone-Beam Computed Tomography
Noise
Lung Neoplasms
Prostatic Neoplasms
1 Citation (Scopus)

Investigation of whether in-room CT-based adaptive intracavitary brachytherapy for uterine cervical cancer is robust against interfractional location variations of organs and/or applicators

Oku, Y., Arimura, H., Nguyen, T. T. T., Hiraki, Y., Toyota, M., Saigo, Y., Yoshiura, T. & Hirata, H., Nov 1 2016, In : Journal of radiation research. 57, 6, p. 677-683 7 p.

Research output: Contribution to journalArticle

Brachytherapy
Uterine Cervical Neoplasms
organs
rooms
planning
2015
5 Citations (Scopus)

A computerized framework for monitoring four-dimensional dose distributions during stereotactic body radiation therapy using a portal dose image-based 2D/3D registration approach

Nakamoto, T., Arimura, H., Nakamura, K., Shioyama, Y., Mizoguchi, A., Hirose, T. A., Honda, H., Umezu, Y., Nakamura, Y. & Hirata, H., Jan 1 2015, In : Computerized Medical Imaging and Graphics. 40, p. 1-12 12 p.

Research output: Contribution to journalArticle

Radiotherapy
Dosimetry
Four-Dimensional Computed Tomography
Monitoring
Planning
1 Citation (Scopus)

Feasibility study of automated framework for estimating lung tumor locations for target-based patient positioning in stereotactic body radiotherapy

Yoshidome, S., Arimura, H., Nakamura, K., Shioyama, Y., Atsumi, K., Nakamura, Y., Yoshikawa, H., Nishikawa, K. & Hirata, H., Jan 5 2015, In : BioMed Research International. 2015, 653974.

Research output: Contribution to journalArticle

Patient Positioning
Radiosurgery
Radiotherapy
Feasibility Studies
Tumors
1 Citation (Scopus)
qualifications
students
Japan
education
Students
2014

[Investigation of the influence of metal markers on dose distributions and dose evaluation indices in intensity modulated radiation therapy plans for prostate cancer]

Fukunaga, J., Arimura, H., Umezu, Y., Ohishi, A. & Hirose, T. A., Dec 1 2014, In : Nihon Hoshasen Gijutsu Gakkai zasshi. 70, 12, p. 1429-1438 10 p.

Research output: Contribution to journalArticle

Prostatic Neoplasms
Radiotherapy
Metals
Prostate
7 Citations (Scopus)

Computer-assisted delineation of lung tumor regions in treatment planning CT images with PET/CT image sets based on an optimum contour selection method

Jin, Z., Arimura, H., Shioyama, Y., Nakamura, K., Kuwazuru, J., Magome, T., Yabuuchi, H., Honda, H., Hirata, H. & Sasaki, M., Nov 1 2014, In : Journal of radiation research. 55, 6, p. 1153-1162 10 p.

Research output: Contribution to journalArticle

delineation
lungs
planning
positrons
tumors
1 Citation (Scopus)

Quantitative Evaluation of the Robustness of Beam Directions Based on Power Spectral Analysis of Water-Equivalent Path Length Image in Charged Particle Therapy

Arimura, H., Kakiuchi, G., Shioyama, Y., Minohara, S. I., Nakamoto, T., Nakamura, K., Honda, H., Tashiro, M., Kanai, T. & Hirata, H., Jan 1 2014, In : International Journal of Intelligent Computing in Medical Sciences and Image Processing. 6, 1, p. 1-16 16 p.

Research output: Contribution to journalArticle

Charged particles
Spectrum analysis
Particle beams
Water
Power spectrum
2013
Magnetic resonance
Alzheimer Disease
Magnetic Resonance Spectroscopy
Atrophy
Trajectories
5 Citations (Scopus)

Computer-aided beam arrangement based on similar cases in radiation treatment-planning databases for stereotactic lung radiation therapy

Magome, T., Arimura, H., Shioyama, Y., Mizoguchi, A., Tokunaga, C., Nakamura, K., Honda, H., Ohki, M., Toyofuku, F. & Hirata, H., May 1 2013, In : Journal of radiation research. 54, 3, p. 569-577 9 p.

Research output: Contribution to journalArticle

lungs
planning
radiation therapy
Radiotherapy
Databases
2 Citations (Scopus)

Similar-case-based optimization of beam arrangements in stereotactic body radiotherapy for assisting treatment planners

Magome, T., Arimura, H., Shioyama, Y., Nakamura, K., Honda, H. & Hirata, H., Dec 4 2013, In : BioMed Research International. 2013, 309534.

Research output: Contribution to journalArticle

Radiosurgery
Radiotherapy
Planning
Lung
Tissue
1 Citation (Scopus)

SU‐C‐WAB‐01: Computerized Production of Statistical Clinical Target Volume Models in Prostate Cancer Radiation Treatment Planning

Matsushita, N., Arimura, H., Nakamura, K., Kagami, Y., Shioyama, Y., Nakamura, Y., Honda, H. & Hirata, H., Jan 1 2013, In : Medical physics. 40, 6, 1 p.

Research output: Contribution to journalArticle

Prostatic Neoplasms
Radiation
Prostate
Observer Variation
Seminal Vesicles

SU‐E‐J‐40: Automated Estimation of Lung Tumor Locations for Tumor‐Based Patient Setup Using MV‐CBCT Images in Stereotactic Body Radiotherapy

Yoshidome, S., Arimura, H., Nakamura, K., Shioyama, Y., Atsumi, K., Yoshikawa, H., Nishikawa, K. & Hirata, H., Jan 1 2013, In : Medical physics. 40, 6, 1 p.

Research output: Contribution to journalArticle

Radiosurgery
Tomography
Lung
Neoplasms
Radiotherapy

SU‐E‐T‐456: Prospective Investigation of Feasibility of Three‐Dimensional Treatment Planning of Intracavitary Brachytherapy for Cervical Cancer Based On Computed Tomography Images

Yoshifumi, O., Arimura, H., Yoshiyuki, H., Yasumasa, S., Masahiko, T., Mutsumi, I., Noboru, F., Masayuki, N. & Hideki, H., Jan 1 2013, In : Medical Physics. 40, 6, 1 p.

Research output: Contribution to journalArticle

Brachytherapy
Uterine Cervical Neoplasms
Tomography
Organs at Risk
Therapeutics
2012
4 Citations (Scopus)

Automated detection of multiple sclerosis candidate regions in MR images: False-positive removal with use of an ANN-controlled level-set method

Kuwazuru, J., Arimura, H., Kakeda, S., Yamamoto, D., Magome, T., Yamashita, Y., Ohki, M., Toyofuku, F. & Korogi, Y., Jan 1 2012, In : Radiological physics and technology. 5, 1, p. 105-113 9 p.

Research output: Contribution to journalArticle

lesions
Multiple Sclerosis
subtraction
Subtraction Technique
magnetic resonance
1 Citation (Scopus)

Automated estimation of number of implanted iodine-125 seeds for prostate brachytherapy based on two-view analysis of pelvic radiographs.

Kawata, H., Arimura, H., Suefuji, H., Ohkura, S., Saida, Y., Nashiki, K., Hayashida, K., Kawahara, T., Ohishi, A. & Hayabuchi, N., Jan 1 2012, In : Journal of radiation research. 53, 5, p. 742-752 11 p.

Research output: Contribution to journalArticle

iodine 125
Brachytherapy
Iodine
seeds
Prostate
8 Citations (Scopus)

Computerized estimation of patient setup errors in portal images based on localized pelvic templates for prostate cancer radiotherapy

Arimura, H., Itano, W., Shioyama, Y., Matsushita, N., Magome, T., Yoshitake, T., Anai, S., Nakamura, K., Yoshidome, S., Yamagami, A., Honda, H., Ohki, M., Toyofuku, F. & Hirata, H., Nov 1 2012, In : Journal of radiation research. 53, 6, p. 961-972 12 p.

Research output: Contribution to journalArticle

radiation therapy
Prostatic Neoplasms
Radiotherapy
templates
cancer
7 Citations (Scopus)

Esophageal stenosis associated with tumor regression in radiotherapy for esophageal cancer: Frequency and prediction

Atsumi, K., Shioyama, Y., Arimura, H., Terashima, K., Matsuki, T., Saiji, O., Yoshitake, T., Nonoshita, T., Tsurumaru, D., Ohnishi, K., Asai, K., Matsumoto, K., Nakamura, K. & Honda, H., Apr 1 2012, In : International Journal of Radiation Oncology Biology Physics. 82, 5, p. 1973-1980 8 p.

Research output: Contribution to journalArticle

Esophageal Stenosis
Esophageal Neoplasms
circumferences
radiation therapy
Radiotherapy
1 Citation (Scopus)

SU‐E‐I‐91: Development of a Compact Radiographic Simulator Using Microsoft Kinect

Ono, M., Kozono, K., Aoki, M., Mizoguchi, A., Kamikawa, Y., Umezu, Y., Arimura, H. & Toyofuku, F., Jan 1 2012, In : Medical Physics. 39, 6, 1 p.

Research output: Contribution to journalArticle

X-Rays
Equipment and Supplies
Calibration
Software
Head
1 Citation (Scopus)

SU‐E‐I‐92: Accuracy Evaluation of Depth Data in Microsoft Kinect

Kozono, K., Aoki, M., Ono, M., Kamikawa, Y., Arimura, H. & Toyofuku, F., Jan 1 2012, In : Medical Physics. 39, 6, 1 p.

Research output: Contribution to journalArticle

Radiology
Calibration
Radiotherapy
Patient Positioning
Physiologic Monitoring

SU‐E‐J‐117: Computer‐Assisted Verification of Accumulated Dose Distribution during the Treatment Time Based on Estimation of Four‐Dimensional Dose Distribution Using an Electronic Portal Imaging Device

Arimura, H., Mizoguchi, A., Shioyama, Y., Nakamura, K., Yoshidome, S., Hirose, T., Anai, S., Umezu, Y., Honda, H., Ohki, M., Toyofuku, F. & Hirata, H., Jan 1 2012, In : Medical Physics. 39, 6, 1 p.

Research output: Contribution to journalArticle

Equipment and Supplies
Therapeutics
Four-Dimensional Computed Tomography
Tomography
Radiation

SU‐E‐J‐26: Automated Estimation Method of Patient Setup Errors Using Simulated Portal Images for Prostate Cancer Radiotherapy

Matsushita, N., Arimura, H., Shioyama, Y., Magome, T., Nakamura, K., Umezu, Y., Yoshitake, T., Anai, S., Yoshidome, S., Honda, H., Ohki, M., Toyofuku, F. & Hirata, H., Jan 1 2012, In : Medical Physics. 39, 6, 1 p.

Research output: Contribution to journalArticle

Prostatic Neoplasms
Radiotherapy
Radiography
X-Rays
Direction compound

TU‐E‐BRB‐01: Similar‐Case‐Based Optimization of Beam Arrangements in Stereotactic Body Radiation Therapy

Magome, T., Arimura, H., Shioyama, Y., Mizoguchi, A., Tokunaga, C., Nakamura, K., Honda, H., Ohki, M., Toyofuku, F. & Hirata, H., Jan 1 2012, In : Medical Physics. 39, 6, 1 p.

Research output: Contribution to journalArticle

Radiotherapy
Radiosurgery
Therapeutics
Lung
Spinal Cord

WE‐G‐BRCD‐04: Development of Automated Determination Method of Robust Beam Directions against Patient Setup Errors Based on Spatial Distribution of Electron Density in Particle Therapy

Kakiuchi, G., Arimura, H., Shioyama, Y., Minohara, S., Mizoguchi, A., Nakamura, K., Honda, H., Toyofuku, F., Ohki, M. & Hirata, H., Jan 1 2012, In : Medical Physics. 39, 6, 1 p.

Research output: Contribution to journalArticle

Electrons
Therapeutics
Direction compound
Head and Neck Neoplasms
Tomography
2011
Computer-Assisted Radiotherapy Planning
Computer-Assisted Image Processing
Diagnostic Imaging
Radiotherapy
Neoplasms

[Medical imaging processing and evaluation in radiation therapy].

Arimura, H., Magome, T., Anai, S., Shioyama, Y. & Nakamura, K., Jan 1 2011, In : Nippon Hoshasen Gijutsu Gakkai zasshi. 67, 1, p. 76-83 8 p.

Research output: Contribution to journalArticle

Computer-Assisted Radiotherapy Planning
Computer-Assisted Image Processing
Diagnostic Imaging
Radiotherapy
Neoplasms
2 Citations (Scopus)

Automated segmentation method of white matter and gray matter regions with multiple sclerosis lesions in MR images

Magome, T., Arimura, H., Kakeda, S., Yamamoto, D., Kawata, Y., Yamashita, Y., Higashida, Y., Toyofuku, F., Ohki, M. & Korogi, Y., Jan 1 2011, In : Radiological physics and technology. 4, 1, p. 61-72 12 p.

Research output: Contribution to journalArticle

lesions
Multiple Sclerosis
magnetic resonance
Magnetic Resonance Spectroscopy
brain
3 Citations (Scopus)

Estimation of focal and extra-focal radiation profiles based on Gaussian modeling in medical linear accelerators

Anai, S., Arimura, H., Nakamura, K., Araki, F., Matsuki, T., Yoshikawa, H., Yoshidome, S., Shioyama, Y., Honda, H. & Ikeda, N., Jan 1 2011, In : Radiological Physics and Technology. 4, 2, p. 173-179 7 p.

Research output: Contribution to journalArticle

Particle Accelerators
linear accelerators
Radiation
radiation
profiles
2010
40 Citations (Scopus)

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

Yamamoto, D., Arimura, H., Kakeda, S., Magome, T., Yamashita, Y., Toyofuku, F., Ohki, M., Higashida, Y. & Korogi, Y., Jul 1 2010, In : Computerized Medical Imaging and Graphics. 34, 5, p. 404-413 10 p.

Research output: Contribution to journalArticle

Magnetic resonance
Multiple Sclerosis
Support vector machines
Brain
Magnetic Resonance Spectroscopy
9 Citations (Scopus)

Computer-aided evaluation method of white matter hyperintensities related to subcortical vascular dementia based on magnetic resonance imaging

Kawata, Y., Arimura, H., Yamashita, Y., Magome, T., Ohki, M., Toyofuku, F., Higashida, Y. & Tsuchiya, K., Jul 1 2010, In : Computerized Medical Imaging and Graphics. 34, 5, p. 370-376 7 p.

Research output: Contribution to journalArticle

Vascular Dementia
Magnetic resonance
Brain
Magnetic Resonance Imaging
Imaging techniques

SU‐GG‐J‐44: Estimation of Lateral Scatter Kernels in EPID and Water Equivalent Phantom for Dose Verification in Stereotactic Lung Radiotherapy

Mizoguchi, A., Arimura, H., Yoshidome, S., Tachibana, M., Shioyama, Y., Anai, S., Nakamura, K., Honda, H., Higashida, Y., Toyofuku, F., Ohki, M. & Hirata, H., Jan 1 2010, In : Medical Physics. 37, 6, 1 p.

Research output: Contribution to journalArticle

Radiotherapy
Equipment and Supplies
Lung
Water
Monte Carlo Method

SU‐GG‐J‐58: Stereotactic Body Radiotherapy: Computer‐Assisted Verification of a Lung Tumor Region Using EPID without Implanted Markers

Arimura, H., Shioyama, Y., Nakamura, K., Yoshitake, T., Anai, S., Nomoto, S., Honda, H., Toyofuku, F., Higashida, Y., Onizuka, Y., Terashima, H. & Hirata, H., Jan 1 2010, In : Medical Physics. 37, 6, 1 p.

Research output: Contribution to journalArticle

Radiosurgery
Lung
Neoplasms
Image Enhancement
Non-Small Cell Lung Carcinoma

SU‐GG‐T‐368: Automated Measurement of Water Equivalent Path Length of a Patient Based on a Computed Radiography in Total Body Irradiation

Yoshidome, S., Arimura, H., Tachibana, M., Shioyama, Y., Nomoto, S., Fukunaga, J., Hirano, N., Noguchi, Y., Toyofuku, F., Honda, H. & Hirata, H., Jan 1 2010, In : Medical Physics. 37, 6, 1 p.

Research output: Contribution to journalArticle

Whole-Body Irradiation
Radiography
Water
X-Rays
Torso
2009
12 Citations (Scopus)

A clinical evaluation of visual feedback-guided breath-hold reproducibility of tumor location

Yoshitake, T., Shioyama, Y., Nakamura, K., Saiji, O., Nonoshita, T., Ohnishi, K., Terashima, K., Arimura, H., Hirata, H. & Honda, H., Nov 24 2009, In : Physics in Medicine and Biology. 54, 23, p. 7171-7182 12 p.

Research output: Contribution to journalArticle

Sensory Feedback
Respiration
Neoplasms
Head
Equipment and Supplies
3 Citations (Scopus)

Age-related microstructural changes in subcortical white matter during postadolescent periods in men revealed by diffusion-weighted MR imaging

Yoshiura, T., Noguchi, T., Akio, H., Togao, O., Yamashita, K., Nakao, T., Nagao, E., Kumazawa, S., Arimura, H. & Honda, H., Oct 1 2009, In : Human Brain Mapping. 30, 10, p. 3142-3150 9 p.

Research output: Contribution to journalArticle

Occipital Lobe
Parahippocampal Gyrus
Frontal Lobe
Temporal Lobe
Healthy Volunteers
31 Citations (Scopus)

Computerized method for estimation of the location of a lung tumor on EPID cine images without implanted markers in stereotactic body radiotherapy

Arimura, H., Egashira, Y., Shioyama, Y., Nakamura, K., Yoshidome, S., Anai, S., Nomoto, S., Honda, H., Toyofuku, F., Higashida, Y., Onizuka, Y. & Terashima, H., Apr 8 2009, In : Physics in Medicine and Biology. 54, 3, p. 665-677 13 p.

Research output: Contribution to journalArticle

Radiosurgery
Equipment and Supplies
Lung
Neoplasms
Particle Accelerators