Publications by authors named "Naoki Sunaguchi"

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Superimposed Wavefront Imaging of Diffraction-enhanced X-rays: sparsity-aware CT reconstruction from limited-view projections.
Naoki Sunaguchi, Tetsuya Yuasa, Daisuke Shimao, Zhuoran Huang, Shu Ichihara

Int J Comput Assist Radiol Surg· April 2025

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Fundamental study on improving the quality of X-ray fluorescence computed tomography images by applying deep image prior to projection images as a pre-denoising method.
Sota Kusakari, Kazuki Sato, Yuta Tsushima, Masahiro Matsuoka, Tenta Sasaya, Naoki Sunaguchi

Int J Comput Assist Radiol Surg· April 2025

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Phase-contrast visualization of human tissues using superimposed wavefront imaging of diffraction-enhanced x-rays.
Naoki Sunaguchi, Tetsuya Yuasa, Daisuke Shimao, Zhuoran Huang, Shu Ichihara

Med Phys· December 2024

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Synchrotron Radiation Refraction-Contrast Computed Tomography Based on X-ray Dark-Field Imaging Optics of Pulmonary Malignancy: Comparison with Pathologic Examination.
Eunjue Yi, Naoki Sunaguchi, Jeong Hyeon Lee, Seung-Jun Seo, Sungho Lee

Cancers (Basel)· February 2024

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Crystal optics simulations for delineation of the three-dimensional cellular nuclear distribution using analyzer-based refraction-contrast computed tomography.
Naoki Sunaguchi, Zhuoran Huang, Daisuke Shimao, Shu Ichihara, Rieko Nishimura

Sci Rep· November 2022

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Usefulness of X-ray dark-field imaging in the evaluation of local recurrence after nipple-sparing mastectomy.
Naoki Sunaguchi, Daisuke Shimao, Rieko Nishimura, Akari Iwakoshi, Tetsuya Yuasa

Int J Comput Assist Radiol Surg· November 2021

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Ring artifact removal for differential phase-contrast X-ray computed tomography using a conditional generative adversarial network.
Zhuoran Huang, Naoki Sunaguchi, Daisuke Shimao, Atsushi Enomoto, Shu Ichihara

Int J Comput Assist Radiol Surg· November 2021

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X-ray Dark-Field Imaging (XDFI)-a Promising Tool for 3D Virtual Histopathology.
Daisuke Shimao, Naoki Sunaguchi, Tetsuya Yuasa, Masami Ando, Kensaku Mori

Mol Imaging Biol· August 2021

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Synchrotron Radiation-Based Refraction-Contrast Tomographic Images Using X-ray Dark-Field Imaging Optics in Human Lung Adenocarcinoma and Histologic Correlations.
Eunjue Yi, Naoki Sunaguchi, Jeong Hyeon Lee, Chul-Yong Kim, Sungho Lee

Diagnostics (Basel)· March 2021

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Calculation of Stopping-Power Ratio from Multiple CT Numbers Using Photon-Counting CT System: Two- and Three-Parameter-Fitting Method.
Sung Hyun Lee, Naoki Sunaguchi, Akie Nagao, Yoshiyuki Hirano, Hiroshi Sakurai

Sensors (Basel)· February 2021

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Improving contrast and spatial resolution in crystal analyzer-based x-ray dark-field imaging: Theoretical considerations and experimental demonstration.
Masami Ando, Yuki Nakao, Ge Jin, Hiroshi Sugiyama, Naoki Sunaguchi

Med Phys· November 2020

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X-ray dark-field phase-contrast imaging: Origins of the concept to practical implementation and applications.
Masami Ando, Rajiv Gupta, Akari Iwakoshi, Jong-Ki Kim, Daisuke Shimao, Naoki Sunaguchi

Phys Med· November 2020

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Three-dimensional microanatomy of human nipple visualized by X-ray dark-field computed tomography.
Naoki Sunaguchi, Daisuke Shimao, Tetsuya Yuasa, Shu Ichihara, Rieko Nishimura

Breast Cancer Res Treat· April 2020

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Cardiac fiber tracking on super high-resolution CT images: a comparative study.
Hirohisa Oda, Holger R Roth, Takaaki Sugino, Naoki Sunaguchi, Noriko Usami

J Med Imaging (Bellingham)· March 2020

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A carbon CT system: how to obtain accurate stopping power ratio using a Bragg peak reduction technique.
Sung Hyun Lee, Naoki Sunaguchi, Yoshiyuki Hirano, Yosuke Kano, Chang Liu

Phys Med Biol· January 2018

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Imaging with ultra-small-angle X-ray scattering using a Laue-case analyzer and its application to human breast tumors.
Daisuke Shimao, Naoki Sunaguchi, Tenta Sasaya, Tetsuya Yuasa, Shu Ichihara

Phys Med· December 2017

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Multi-pinhole fluorescent x-ray computed tomography for molecular imaging.
Tenta Sasaya, Naoki Sunaguchi, Kazuyuki Hyodo, Tsutomu Zeniya, Tetsuya Yuasa

Sci Rep· July 2017

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A Color-Doppler Shear-Wave-Imaging Phase-reconstruction Method Using Four Color Flow Images.
Naoki Sunaguchi, Yoshiki Yamakoshi, Takahito Nakajima

Ultrason Imaging· May 2017

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Dual-energy fluorescent x-ray computed tomography system with a pinhole design: Use of K-edge discontinuity for scatter correction.
Tenta Sasaya, Naoki Sunaguchi, Thet- Thet-Lwin, Kazuyuki Hyodo, Tsutomu Zeniya

Sci Rep· March 2017

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Shear Wave Imaging of Breast Tissue by Color Doppler Shear Wave Elastography.
Yoshiki Yamakoshi, Takahito Nakajima, Toshihiro Kasahara, Mayuko Yamazaki, Ren Koda, Naoki Sunaguchi

IEEE Trans Ultrason Ferroelectr Freq Control· February 2017

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Dark-Field Imaging: Recent developments and potential clinical applications.
Masami Ando, Naoki Sunaguchi, Daisuke Shimao, Adam Pan, Tetsuya Yuasa

Phys Med· December 2016

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In Vitro Validation of an Artefact Suppression Algorithm in X-Ray Phase-Contrast Computed Tomography.
Naoki Sunaguchi, Tetsuya Yuasa, Shin-Ichi Hirano, Rajiv Gupta, Masami Ando

PLoS One· May 2016

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The feasibility study on 3-dimensional fluorescent x-ray computed tomography using the pinhole effect for biomedical applications.
Naoki Sunaguchi, Tetsuya Yuasa, Kazuyuki Hyodo, Tsutomu Zeniya

Annu Int Conf IEEE Eng Med Biol Soc· August 2015

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Limited view reconstruction for differential phase-contrast computed tomography.
Naoki Sunaguchi, Tetsuya Yuasa, Fengrong Sun, Rajiv Gupta, Masami Ando

Opt Express· April 2015

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Crystal analyser-based X-ray phase contrast imaging in the dark field: implementation and evaluation using excised tissue specimens.
Masami Ando, Naoki Sunaguchi, Yanlin Wu, Synho Do, Yongjin Sung

Eur Radiol· February 2014

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