Poisson noise removal of images on graphs using tight wavelet frames.
Cong WangJianbin YangPublished in: Vis. Comput. (2018)
Keyphrases
- noise removal
- edge detection
- edge preservation
- gaussian noise
- salt and pepper noise
- image enhancement
- image details
- image analysis
- denoising
- input image
- signal dependent
- object recognition
- anisotropic diffusion
- noise reduction
- scanned images
- fourth order
- test images
- diffusion equation
- face recognition
- gray scale
- higher order
- high quality
- removing noise
- similarity measure