Lung CT image enhancement based on total variational frame and wavelet transform.
Hongfei WangPing YangChuan XuLei MinShuai WangBing XuPublished in: Int. J. Imaging Syst. Technol. (2022)
Keyphrases
- image enhancement
- wavelet transform
- ct images
- computed tomography
- ct scans
- image analysis
- ct data
- image processing
- multiscale
- medical imaging
- medical images
- edge detection
- multiresolution
- image segmentation
- contrast enhancement
- histogram equalization
- subband
- wavelet coefficients
- image compression
- three dimensional
- median filter
- x ray
- high frequency
- optical flow
- image contrast enhancement
- color image enhancement
- image reconstruction
- feature extraction
- homomorphic filtering
- transfer function
- frame rate
- partial differential equations
- pattern recognition
- low frequency
- high resolution
- gamma correction