Keyphrases
- image features
- keypoints
- multiscale
- single image
- image data
- image analysis
- input image
- image collections
- image retrieval
- high resolution
- low level
- image pixels
- image content
- image classification
- image representation
- segmentation method
- template matching
- vector field
- image segmentation
- image regions
- spatial information
- image noise
- grey level
- energy function
- region of interest
- scale invariant feature transform
- relevance feedback
- pixel values
- image database
- lighting conditions
- edge detection
- test images
- feature points
- segmentation algorithm
- multiresolution