Werner Trobin Thomas Pock Daniel Cremers Horst Bischof An Unbiased Second-Order Prior for High-Accuracy Motion Estimation. 396-405 2008 DAGM-Symposium http://dx.doi.org/10.1007/978-3-540-69321-5_40 conf/dagm/2008 db/conf/dagm/dagm2008.html#TrobinPCB08