Keyphrases
- input image
- image pixels
- pixel level
- intensity values
- neighboring pixels
- single image
- gray level images
- pixel values
- image features
- image representation
- image data
- image classification
- image content
- adaptive neighborhood
- grey level
- edge map
- multiscale
- gray value
- homogeneous regions
- pixel wise
- image frames
- image regions
- image retrieval
- spl times
- image analysis
- high resolution
- edge detection
- grey levels
- test images
- spatial information
- preprocessing stage
- adjacent pixels
- gradient orientation
- feature points
- image segmentation
- pixel intensities
- adaptive threshold
- image blocks
- transformed image
- natural images
- image processing