Discrete stationary wavelet transform based saliency information fusion from frequency and spatial domain in low contrast images.
Nan MuXin XuXiaolong ZhangXiaoli LinPublished in: Pattern Recognit. Lett. (2018)
Keyphrases
- gray level
- low contrast
- high contrast
- information fusion
- enhanced image
- spatial domain
- input image
- gray value
- contrast enhancement
- speckle noise
- log polar
- wavelet domain
- imaging modalities
- frequency domain
- transform domain
- image data
- data fusion
- denoising
- block dct
- soft computing
- high quality
- image analysis
- motion estimation
- wavelet transform
- region of interest
- image registration
- dct domain
- additive noise
- fusion method
- wavelet coefficients
- high frequency
- fully automatic
- secret image
- low frequency
- feature extraction
- feature selection