A directional edge-sensitive image interpolator.
Francesco ZottaPaola CarraiGiulio FerrettiGiovanni RamponiPublished in: Image Processing: Algorithms and Systems (2004)
Keyphrases
- edge detection
- image data
- single image
- sobel operator
- input image
- image content
- image features
- directional filtering
- image representation
- similarity measure
- directional features
- image retrieval
- template matching
- gradient magnitude
- directional information
- image classification
- edge map
- image pixels
- multiscale
- image analysis
- grey level
- image regions
- edge detection algorithm
- edge pixels
- image edges
- force field
- image segmentation
- step edges
- edge direction
- image gradient
- adjacent regions
- gradient direction
- contourlet transform
- region of interest
- test images
- image denoising
- image matching
- segmentation method
- low level
- denoising