Marr Place Tokens Set of visual primitives that correspond to oriented edge or boundary segments, to points of discontinuity in the orientations, to bars or to their terminators, or to blobs. Primal Sketch Theoretical result of the first stage of visual processing ...
Filters (Spatial) Laplacian - MIPAV
Filter activity: raw sample (*blue), positive zero crossing detection... | Download Scientific Diagram
Edge detection –Part 2. Laplacian of Gaussian Figure 1 Response of 1-D LoG filter to a step edge. The left hand graph shows a 1-D image, 200 pixels long, - ppt download