Wavelets, blur, and the sources of variability in the amplitude spectra of natural scenes.
David J. FieldBruno A. OlshausenNuala BradyPublished in: Human Vision and Electronic Imaging (1996)
Keyphrases
- natural scenes
- natural images
- multiscale
- scene classification
- image content
- images of natural scenes
- image compression
- visual attention
- perceptual organization
- saliency map
- wavelet transform
- multiresolution
- image structure
- textured objects
- feature extraction
- higher order
- image processing
- image representation
- low level
- blurred images
- principal component analysis
- scene categorization
- spatial statistics