Three-dimensional nth derivative of Gaussian separable steerable filters. - Konstantinos G. Derpanis; Jacob M. Gryn (ICIP (3), 2005)

Detecting motion patterns via direction maps with application to surveillance. - Jacob M. Gryn; Richard P. Wildes; John K. Tsotsos (Comput. Vis. Image Underst., 2009)

Visual Tracking Using a Pixelwise Spatiotemporal Oriented Energy Representation. - Kevin J. Cannons; Jacob M. Gryn; Richard P. Wildes (ECCV (4), 2010)