Fast computation of RBF coefficients using FFT. - Yoshinori Abe; Youji Iiguni (Signal Process., 2006)

Fast Computation of the High Resolution Image Restoration by using the Discrete Cosine Transform. - Yoshinori Abe; Youji Iiguni (ICASSP (1), 2007)

Image restoration from a downsampled image by using the DCT. - Yoshinori Abe; Youji Iiguni (Signal Process., 2007)