Histogram image enhancement using a limited wavelet integer coefficient.
Haifeng WangYi ZhangPublished in: Multim. Tools Appl. (2023)
Keyphrases
- image enhancement
- histogram equalization
- image processing
- contrast enhancement
- enhanced image
- image analysis
- median filter
- image processing and analysis
- edge detection
- image contrast
- wavelet transform
- gray level
- color image enhancement
- image contrast enhancement
- multiscale
- unsharp masking
- partial differential equations
- denoising
- transfer function
- multiresolution
- gray scale
- minutiae extraction
- homomorphic filtering
- wavelet transformation
- tone mapping
- diffusion equation
- low pass
- mean shift
- image segmentation