Keyphrases
- image representation
- input image
- image analysis
- template matching
- image segmentation
- single image
- image features
- image classification
- multiscale
- image regions
- image data
- edge detection
- image content
- pixel level
- high resolution
- segmentation method
- test images
- lighting conditions
- hierarchical representation
- image pixels
- feature points
- low level
- image retrieval
- visual features
- vector field
- grey level
- geometrical information
- feature representation
- feature descriptors
- image collections
- energy function