Fast global motion estimation for sprite generation. - Hoi-Kok Cheung; Wan-Chi Siu (ISCAS (3), 2002)

A robust global motion estimation scheme for sprite coding. - Hoi-Kok Cheung; Wan-Chi Siu (ISCAS (2), 2003)

New block-based motion estimation for sequences with illumination variation and its application to video mosaicking. - Hoi-Kok Cheung; Wan-Chi Siu; David Dagan Feng (ISCAS (3), 2005)

Retinex based motion estimation for sequences with brightness variations and its application to H.264. - Hoi-Kok Cheung; Wan-Chi Siu; David Dagan Feng; Zhiyong Wang 001 (ICASSP, 2008)

Windowing technique for the DCT based retinex algorithm to handle videos with brightness variations coded using the H.264. - Hoi-Kok Cheung; Wan-Chi Siu; David Dagan Feng; Zhiyong Wang 001 (ICIP, 2008)

New Block-Based Motion Estimation for Sequences with Brightness Variation and Its Application to Static Sprite Generation for Video Compression. - Hoi-Kok Cheung; Wan-Chi Siu; David Dagan Feng; Tom Weidong Cai (IEEE Trans. Circuits Syst. Video Technol., 2008)

Local affine motion prediction for H.264 without extra overhead. - Hoi-Kok Cheung; Wan-Chi Siu (ISCAS, 2010)

An efficient retinex-like brightness normalization method for coding camera flashes and strong brightness variation in videos. - Hoi-Kok Cheung; Wan-Chi Siu; David Dagan Feng; Zhiyong Wang 001 (Signal Process. Image Commun., 2010)

Accurate distance estimation using camera orientation compensation technique for vehicle driver assistance system. - Hoi-Kok Cheung; Wan-Chi Siu; Steven Lee; Lawrence Poon; Chiu-Shing Ng (ICCE, 2012)