Keyphrases
- image regions
- image data
- input image
- color features
- image retrieval
- visual appearance
- image content
- image descriptors
- image structure
- image features
- gray scale images
- keypoints
- single image
- image representation
- image pixels
- color segmentation
- color descriptors
- multiscale
- sift descriptors
- pixel values
- color correction
- color and texture features
- salient points
- edge detection
- image classification
- ccd camera
- image description
- image collections
- color bands
- spatial color
- image segmentation
- image analysis
- segmentation method
- color information
- feature descriptors
- bag of features
- gradient information
- shape descriptors
- visual descriptors
- color channels
- color quantization
- color space
- color components
- high resolution
- color model
- color images
- feature points
- color histogram
- natural images
- object retrieval
- image transformations
- homogeneous regions
- low level
- feature vectors
- foreground and background
- gaussian function
- zero crossing