Colour image enhancement with brightness preservation and edge sharpening using a heat conduction matrix.
Ferzan KatirciogluPublished in: IET Image Process. (2020)
Keyphrases
- image enhancement
- edge detection
- image processing
- contrast enhancement
- edge detector
- transfer function
- histogram equalization
- edge information
- multiscale
- digital camera
- image contrast
- median filter
- image processing and analysis
- noise removal
- image analysis
- noise reduction
- anisotropic diffusion
- color image enhancement
- image contrast enhancement
- edge points
- optical flow
- gray level
- partial differential equations
- structure tensor
- singular value decomposition
- signal to noise ratio
- gamma correction
- shock filter
- unsharp masking
- image denoising
- edge preserving
- minutiae extraction
- canny edge detector
- homomorphic filtering