Primal sketch feature extraction from a log-polar image.
Herman Martins GomesRobert B. FisherPublished in: Pattern Recognit. Lett. (2003)
Keyphrases
- log polar
- primal sketch
- space variant
- template matching
- feature extraction
- input image
- image data
- spatial domain
- middle level
- frequency domain
- image classification
- fourier transform
- image content
- single image
- image structure
- multiscale
- scale space
- image processing
- feature detection
- scale invariant
- preprocessing
- image retrieval
- image analysis
- edge detection
- image features
- low level
- image regions
- image patches
- keypoints
- ego motion
- mathematical theory
- feature vectors
- region of interest
- image matching
- image representation
- signal processing
- image registration