Application of Wavelet Threshold to Image De-noising.
Qingwu LiChunyuan HePublished in: ICICIC (2) (2006)
Keyphrases
- denoising
- denoising algorithm
- multiscale
- input image
- image data
- denoising methods
- soft threshold
- image analysis
- single image
- image features
- wavelet decomposition
- hard thresholding
- image classification
- image denoising
- multiresolution
- image content
- segmentation method
- image pixels
- power spectrum
- natural images
- soft thresholding
- gray value
- thresholding method
- noise filtering
- image magnification
- wavelet packet
- test images
- wavelet domain
- image representation
- post processing
- segmentation algorithm
- frequency domain
- image regions
- image processing
- noisy images
- filtering method
- wavelet transformation
- gaussian noise
- contrast enhancement
- laplacian pyramid
- wavelet bases
- multi resolution analysis
- transformed image
- edge detection
- high resolution
- image retrieval
- feature extraction