Enhancement of dark images using dynamic stochastic resonance with anisotropic diffusion.
Nidhi GuptaRajib Kumar JhaPublished in: J. Electronic Imaging (2016)
Keyphrases
- anisotropic diffusion
- edge detection
- edge preservation
- nonlinear filtering
- diffusion coefficient
- image enhancement
- contrast enhancement
- speckle reduction
- stochastic resonance
- noise removal
- edge preserving smoothing
- edge preserving
- vector valued images
- diffusion equation
- speckle noise
- input image
- image features
- image data
- image analysis
- image processing
- diffusion process
- bilateral filtering
- object recognition
- noise reduction
- partial differential equations
- gaussian noise
- signal to noise ratio
- denoising
- diffusion tensor
- histogram equalization
- median filter
- enhanced image
- low signal to noise ratio
- noise level
- noisy images
- level set
- high resolution
- multiscale