Image coding using directional VQ of wavelet coefficients. - Chul-Woo Kim; Hee Bok Park; Choong Woong Lee (ISCAS, 1993)

VQ on projection domain of image. - Hee Bok Park; Choong Woong Lee (Signal Process. Image Commun., 1993)

Sequential Vector Quantization of Directionally Decomposed DCT Coefficients. - Dong Wook Kang; Jun Seok Song; Hee Bok Park; Choong Woong Lee (ICIP (1), 1994)