Inverse Quantization for Resolution Conversion. - Akihiko Torii; T. Ichinose; Y. Wakazono; Atsushi Imiya (Theoretical Foundations of Computer Vision, 2002)

PDE Based Method for Superresolution of Gray-Level Images. - Akihiko Torii; Y. Wakazono; H. Murakami; Atsushi Imiya (CAIP, 2003)

Resolution conversion of gray-level images by discrete geometry. - Akihiko Torii; Y. Wakazono; H. Murakami; Atsushi Imiya (ICIAP, 2003)