Improvement in perception of image sharpness through the addition of noise and its relationship with memory texture.
Xiazi WanHiroyuki KobayashiNaokazu AokiPublished in: Human Vision and Electronic Imaging (2015)
Keyphrases
- image edges
- visual perception
- image structure
- image noise
- image features
- single image
- random noise
- input image
- image data
- multiscale
- edge detection
- background noise
- image decomposition
- texture synthesis
- image analysis
- image segmentation
- image statistics
- pixel intensities
- image regions
- image content
- image brightness
- image representation
- original images
- low frequency
- gaussian noise
- high resolution
- additive noise
- image retrieval
- intensity variations
- image classification
- image composition
- sample images
- color distribution
- texture segmentation
- geometric distortions
- strong edges
- spatial frequency
- textured images
- grey level
- texture information
- segmentation method
- gray level
- segmentation algorithm
- natural images
- image sequences