Finding convex edge groupings in an image.
Daniel P. HuttenlocherPeter C. WaynerPublished in: Int. J. Comput. Vis. (1992)
Keyphrases
- edge detection
- image data
- multiscale
- input image
- sobel operator
- image segmentation
- edge map
- single image
- image classification
- image analysis
- image features
- edge pixels
- template matching
- image content
- low level
- image retrieval
- image pixels
- high resolution
- hough transform
- gradient magnitude
- image regions
- image collections
- image edges
- edge detection algorithm
- multiple scales
- grey level
- gradient direction
- edge points
- gray value
- segmentation algorithm
- pixel values
- adjacent pixels
- image interpolation
- edge direction
- adjacent regions
- image processing
- sharp edges
- intensity variations
- feature points
- image structure
- region of interest
- test images