An assessment of noise variance estimations in Bayes threshold denoising under stationary wavelet domain on brain lesions and tumor MRIs.
Papangkorn PidchayathanakornSiriporn SupratidPublished in: Data Technol. Appl. (2022)
Keyphrases
- denoising
- wavelet domain
- noise variance
- noisy images
- denoising algorithm
- wiener filter
- gaussian noise
- image denoising
- noise level
- natural images
- magnetic resonance images
- brain tissue
- additive noise
- non stationary
- image processing
- noise free
- noise model
- noise removal
- support vector
- wavelet coefficients
- denoising methods
- breast cancer
- frequency domain
- impulse noise
- multiresolution
- wavelet denoising
- image analysis
- multiscale
- image compression
- similarity measure