W. P. Koppen

An intrinsic coordinate system for 3D face registration

W. P. Koppen, William J. Christmas, Josef Kittler, 2012, Proceedings of the 21st International Conference on Pattern Recognition (ICPR2012).

Learning 3D Face Shape Features From Local Coherence.

W. P. Koppen, 2014 .

Backtracking: Retrospective multi-target tracking

Marcel Worring, W. P. Koppen, 2012, Comput. Vis. Image Underst..