A three-dimensional cross-directional bilateral filter for edge-preserving noise reduction of low-dose computed tomography images. - Katsuhiro Ichikawa; Hiroki Kawashima; Masato Shimada; Toshiki Adachi; Tadanori Takata (Comput. Biol. Medicine, 2019)

Reduction of streak artifacts caused by low photon counts utilizing an image-based forward projection in computed tomography. - Shinji Niwa; Katsuhiro Ichikawa; Hiroki Kawashima; Tadanori Takata; Shuhei Minami; Wataru Mitsui (Comput. Biol. Medicine, 2021)