Color Opponency Constitutes a Sparse Representation for the Chromatic Structure of Natural Scenes.
Te-Won LeeThomas WachtlerTerrence J. SejnowskiPublished in: NIPS (2000)
Keyphrases
- sparse representation
- natural scenes
- natural images
- images of natural scenes
- sparse coding
- color images
- dictionary learning
- image patches
- color information
- image structure
- visual attention
- compressive sensing
- image classification
- image representation
- image content
- face recognition
- higher order
- scene classification
- joint optimization
- object tracking
- test images
- saliency map
- signal processing
- image analysis
- image processing
- bag of words
- real time
- high dimensional data
- co occurrence
- image data
- data sets