A motion constraint equation under space-varying or time-varying illumination

Abstract This paper presents a new motion constraint equation under space-varying or time-varying illumination and indicates that the motion constraint equation derived by Horn and Schunck is a special case of our equation.

[1]  Berthold K. P. Horn,et al.  Determining Optical Flow , 1981, Other Conferences.

[2]  Claude L. Fennema,et al.  Velocity determination in scenes containing several moving objects , 1979 .

[3]  Bernd Neumann,et al.  Optical flow , 1986, Workshop on Motion.