Image denoising via sparse representations over Sequential Generalization of K-means (SGK).
Sujit Kumar SahooAnamitra MakurPublished in: ICICS (2013)
Keyphrases
- image denoising
- sparse representation
- k means
- denoising
- dictionary learning
- natural images
- sparse coding
- noisy images
- total variation
- partial differential equations
- image processing
- image classification
- compressive sensing
- image patches
- image representation
- denoising algorithm
- wavelet coefficients
- face recognition
- signal processing
- high dimensional data
- image deblurring
- piecewise smooth
- input image
- noise level
- dimensionality reduction
- computer vision
- data sets
- expectation maximization
- noise model
- pairwise
- machine learning