Publications by authors named "Takeyuki Hashimoto"

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Application of deep learning with fractal images to sparse-view CT.
Ren Kawaguchi, Tomoya Minagawa, Kensuke Hori, Takeyuki Hashimoto

Int J Comput Assist Radiol Surg· December 2025

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Limited-angle SPECT image reconstruction using deep image prior.
Kensuke Hori, Fumio Hashimoto, Kazuya Koyama, Takeyuki Hashimoto

Phys Med Biol· July 2025

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Hyperparameter-controlled regularized reconstruction method based on object structure and acquisition conditions in SPECT.
Tomoya Minagawa, Kensuke Hori, Takeyuki Hashimoto

EJNMMI Phys· July 2025

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Deep learning study on the mechanism of edge artifacts in point spread function reconstruction for numerical brain images.
Hiroyuki Shinohara, Kensuke Hori, Takeyuki Hashimoto

Ann Nucl Med· November 2023

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Compressed sensing reconstruction shortens the acquisition time for myocardial perfusion imaging: a simulation study.
Mitsuha Fukami, Norikazu Matsutomo, Takeyuki Hashimoto, Tomoaki Yamamoto, Masayuki Sasaki

Radiol Phys Technol· September 2023

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A novel few-views arrangement of the fixed X-ray tubes for tomosynthesis.
Kensuke Hori, Takahisa Koike, Kiichi Tadano, Takeyuki Hashimoto

Phys Med· January 2022

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Combination of compressed sensing-based iterative reconstruction and offset acquisition for I-123 FP-CIT SPECT: a simulation study.
Norikazu Matsutomo, Takeyuki Hashimoto, Mitsuha Fukami, Tomoaki Yamamoto

Asia Ocean J Nucl Med Biol· January 2022

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[Incident Photon Number and Reconstructed Linear Attenuation Coefficients in Iterative CT Image Reconstruction].
Hiroyuki Shinohara, Takeyuki Hashimoto

Igaku Butsuri· July 2019

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[Implementation of Statistically-Based Image Reconstruction Algorithms for CT and Numerical Evaluation of Image Quality].
Hiroyuki Shinohara, Takeyuki Hashimoto

Igaku Butsuri· June 2019

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[Series: Basic Exercises Using Excel (4)].
Takeyuki Hashimoto

Igaku Butsuri· April 2019

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[Numerical and Visual Evaluation of Compressed Sensing MRI Using 3D Cartesian Sampling].
Hiroyuki Shinohara, Takeyuki Hashimoto, Nobuyuki Takeyama, Eriko Tanaka, Takaki Hayashi, Touji Hashimoto

Igaku Butsuri· April 2019

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[Numerical and Visual Evaluations of Compressed Sensing MRI Using 2D Cartesian Sampling].
Hiroyuki Shinohara, Takeyuki Hashimoto, Nobuyuki Takeyama, Eriko Tanaka, Takaki Hayashi, Touji Hashimoto

Igaku Butsuri· April 2019

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[Numerical and Visual Evaluations of Compressed Sensing MRI Using 2D Radial Sampling].
Hiroyuki Shinohara, Takeyuki Hashimoto, Daiki Tamada, Nobuyuki Takeyama, Eriko Tanaka, Touji Hashimoto

Igaku Butsuri· April 2019

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[An Error Evaluation of Iterative Image Reconstruction Methods Using Chi-Square (χ) Statistic Minimization for Poisson-Distributed Projection Data].
Hiroyuki Shinohara, Takeyuki Hashimoto

Igaku Butsuri· April 2019

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[Evaluation of the Image Registration Program for Portal Images Using CR and DRR Images in Radiation Therapy].
Hiroyuki Watanabe, Takeyuki Hashimoto, Kenji Hasezawa, Kazuma Nakaseko, Masaru Nitta

Nihon Hoshasen Gijutsu Gakkai Zasshi· March 2019

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Performance of compressed sensing-based iterative reconstruction for single-photon emission computed tomography from undersampled projection data: a simulation study in 123I-N-ω-fluoropropyl-2β-carbomethoxy-3β-(4-iodophenyl)nortropane imaging.
Norikazu Matsutomo, Kaoru Fukaya, Takeyuki Hashimoto, Tomoaki Yamamoto, Eisuke Sato

Nucl Med Commun· February 2019

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Undersampling patterns in k-space for compressed sensing MRI using two-dimensional Cartesian sampling.
Shinya Kojima, Hiroyuki Shinohara, Takeyuki Hashimoto, Shigeru Suzuki

Radiol Phys Technol· September 2018

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[
[Series: Basic Exercises Using Excel (2)].
Takeyuki Hashimoto

Igaku Butsuri· February 2018

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[Series: Basic Exercises Using Excel (3)].
Takeyuki Hashimoto

Igaku Butsuri· February 2018

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[
[Series: Basic Exercises Using Excel (1)].
Takeyuki Hashimoto

Igaku Butsuri· June 2017

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[Development of a Text-Data Based Learning Tool That Integrates Image Processing and Displaying].
Hiroyuki Shinohara, Takeyuki Hashimoto

Igaku Butsuri· June 2016

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Iterative image reconstruction that includes a total variation regularization for radial MRI.
Shinya Kojima, Hiroyuki Shinohara, Takeyuki Hashimoto, Masami Hirata, Eiko Ueno

Radiol Phys Technol· July 2015

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[Development of computer assisted learning program using cone beam projection for head radiography].
Kazuma Nakazeko, Hironori Kajiwara, Hiroyuki Watanabe, Jun Kuwayama, Shuhei Karube, Takeyuki Hashimoto

Igaku Butsuri· April 2014

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[Development of the image registration program for portal and DRR images in radiation therapy].
Hiroyuki Watanabe, Takeshi Ito, Kazuma Nakazeko, Atsuhi Tachibana, Takeyuki Hashimoto

Igaku Butsuri· January 2013

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[MRI image reconstruction using polar-coordinates conversion of k-space data].
Atsushi Tachibana, Takeyuki Hashimoto, Kazuya Sakaguchi, Takayuki Obata, Hiroyuki Shinohara

Nihon Hoshasen Gijutsu Gakkai Zasshi· August 2012

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