Fast edge-filtered image upsampling.
Shantanu H. JoshiAntonio MarquinaStanley J. OsherIvo D. DinovArthur W. TogaJohn D. Van HornPublished in: ICIP (2011)
Keyphrases
- edge detection
- image content
- input image
- image data
- interpolation algorithm
- multiscale
- image representation
- single image
- edge information
- image analysis
- edge pixels
- image classification
- multiple scales
- low resolution
- edge map
- gradient magnitude
- image regions
- feature points
- high resolution
- hough transform
- edge detector
- image features
- image retrieval
- adjacent regions
- image structure
- image segmentation
- gray value
- edge direction
- edge detection algorithm
- edge orientation
- sobel operator
- kernel regression
- intensity variations
- pixel values
- test images
- post processing