Hierarchical filtering scheme for the detection of facial keypoints.
Markus MichaelisRainer HerpersLars WittaGerald SommerPublished in: ICASSP (1997)
Keyphrases
- keypoints
- filtering scheme
- keypoint matching
- foreground detection
- feature detection
- object recognition
- image matching
- multiscale
- image features
- noise suppression
- facial images
- scale space
- invariant features
- human detection
- filtering method
- action recognition
- co occurrence
- face recognition
- speckle noise
- color images
- preprocessing