General motion estimation and segmentation. - Siu-Fan Wu; Josef Kittler (VCIP, 1990)

A differential method for simultaneous estimation of rotation, change of scale and translation. - Siu-Fan Wu; Josef Kittler (Signal Process. Image Commun., 1990)

A Gradient-Based Method for General Motion Estimation and Segmentation. - Siu-Fan Wu; Josef Kittler (J. Vis. Commun. Image Represent., 1993)