A Topology Oriented Algorithm for the Voronoi Diagram of Polygons. - Toshiyuki Imai (CCCG, 1996)

Some methods to determine the sign of a long integer from its remainders. - Toshiyuki Imai (CCCG, 1997)

An Algebra for Slope-Monotone Closed Curves. - Kokichi Sugihara; Toshiyuki Imai; Takeshi Hataguchi (Int. J. Shape Model., 1997)

An invertible Minkowski sum of figures. - Kokichi Sugihara; Toshiyuki Imai; Takeshi Hataguchi (Syst. Comput. Jpn., 1998)

Topology-Oriented Implementation - An Approach to Robust Geometric Algorithms. - Kokichi Sugihara; Masao Iri; Hiroshi Inagaki; Toshiyuki Imai (Algorithmica, 2000)

A Local Multi-Layer Model for Tissue Classification of in-vivo Atherosclerotic Plaques in Intravascular Optical Coherence Tomography. - Xinbo Ren; Haiyuan Wu; Qian Chen 001; Toshiyuki Imai; Takashi Kubo; Takashi Akasaka (IEICE Trans. Inf. Syst., 2019)

Semantic Segmentation of Atherosclerosis in Superficial Layer of IVOCT Images Using Deep Learning. - Xinbo Ren; Haiyuan Wu; Toshiyuki Imai; Yuxia Zhao; Takashi Kubo (WI/IAT (Workshop/Special Session), 2021)