Gradient-based image up-scaling with local self similarity.
Loyon KuoTsun-Hsien WangChing-Te ChiuPublished in: GlobalSIP (2014)
Keyphrases
- input image
- multiscale
- image analysis
- image data
- image retrieval
- image segmentation
- image representation
- edge detection
- image regions
- single image
- feature points
- image features
- template matching
- image classification
- hough transform
- post processing
- high resolution
- image content
- test images
- aerial images
- low level
- similarity measure
- lighting conditions
- image pixels
- segmentation algorithm
- region of interest
- spatial information
- keypoints
- image collections
- energy function
- natural images
- grey level
- image noise