Impulsive noise removal from images using sparse representation and optimization methods.
Sajjad Beygi-HarcheganiMohammadmehdi KafashanFarokh MarvastiPublished in: ISSPA (2010)
Keyphrases
- sparse representation
- optimization methods
- test images
- image classification
- image data
- dictionary learning
- sparse coding
- input image
- object recognition
- simulated annealing
- image retrieval
- image features
- optimization method
- impulsive noise removal
- object tracking
- color images
- face recognition
- natural images
- image patches
- optimization problems
- image representation
- image processing
- edge detection
- principal component analysis
- data analysis
- image sequences