Title :
Use of Fourier descriptors for the estimation of general motion in image sequences
Author :
Wang, Qijie ; Clarke, R.J.
Author_Institution :
Dept. of Electr. & Electron. Eng., Heriot Watt Univ., Edinburgh, UK
Abstract :
Motion estimation in image coding using block matching and pel-recursive algorithms is almost always restricted to pure translation. A new technique using Fourier descriptors (FDs), which estimates general 2-D motion, including translation, rotation, and scaling is reported.
Keywords :
Fourier transforms; picture processing; Fourier descriptors; general motion; image coding; image sequences; pel-recursive algorithms; pure translation; rotation; scaling; translation;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19901207
