结合第二代Bandelet变换分块的字典学习图像去噪算法 (Dictionary Learning Image Denoising Algorithm Combining Second Generation Bandelet Transform Block).
Zhenzhen ZhangJianlin WangPublished in: 计算机科学 (2018)
Keyphrases
- denoising algorithm
- dictionary learning
- denoising
- image denoising
- image classification
- sparse coding
- multiscale
- image data
- noise level
- input image
- noise reduction
- sparse representation
- edge detection
- test images
- noise model
- noisy images
- wavelet coefficients
- transform domain
- image retrieval
- high resolution
- wavelet domain
- image segmentation
- image representation
- image features
- multiresolution
- keypoints
- computer vision
- wavelet transform
- cone beam computed tomography
- image restoration
- gaussian noise
- higher order
- similarity measure
- image processing