Hiroki Kawashima

Virtual monochromatic images of dual-energy CT as an alternative to single-energy CT: performance comparison using a detectability index for different acquisition techniques. 

European radiology, Mar 9, 2023  

Comparative assessment of noise properties for two deep learning CT image reconstruction techniques and filtered back projection. 

Medical physics, 49(10) 6359-6367, Oct, 2022  

A new stationary grid, with grid lines aligned to pixel lines with submicron-order precision, to suppress grid artifacts. 

Medical physics, 48(9) 4935-4943, Sep, 2021  Peer-reviewed

Relationship between Radiation Quality and Image Quality in Digital Chest Radiography: Validation Study Using Human Soft Tissue-equivalent Phantom 

Japanese Journal of Radiological Technology, 77(3) 255-262, 2021  Peer-reviewed

Performance of clinically available deep learning image reconstruction in computed tomography: a phantom study. 

Journal of medical imaging (Bellingham, Wash.), 7(6) 063503-063503, Nov, 2020  

Technical Note: Performance comparison of ultra-high-resolution scan modes of two clinical computed tomography systems. 

Medical physics, 47(2) 488-497, Feb, 2020  Peer-reviewed

Algorithm-based artifact reduction in patients with arms-down positioning in computed tomography. 

Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB), 69 61-69, Jan, 2020  Peer-reviewed

Optimizing image quality using automatic exposure control based on the signal-difference-to-noise ratio: a phantom study. 

Australasian physical & engineering sciences in medicine, 42(3) 803-810, Sep, 2019  Peer-reviewed

Quality evaluation of image-based iterative reconstruction for CT: Comparison with hybrid iterative reconstruction. 

Journal of applied clinical medical physics, 20(6) 199-205, Jun, 2019  Peer-reviewed

Relationship between size-specific dose estimates and image quality in computed tomography depending on patient size. 

Journal of applied clinical medical physics, 19(4) 246-251, Jul, 2018  Peer-reviewed

X-ray dose reduction using additional copper filtration for abdominal digital radiography: Evaluation using signal difference-to-noise ratio 

PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS, 34 65-71, Feb, 2017  Peer-reviewed