CT scan contrast enhancement using singular value decomposition and adaptive gamma correction.
Fathi KallelMouna SahnounAhmed Ben HamidaKhalil ChtourouPublished in: Signal Image Video Process. (2018)
Keyphrases
- singular value decomposition
- contrast enhancement
- gamma correction
- image enhancement
- ct scans
- color restoration
- ct images
- singular values
- computed tomography
- least squares
- x ray
- image processing
- low contrast
- gray level
- image analysis
- reconstruction error
- dimensionality reduction
- color images
- multiscale
- region of interest
- transfer function
- principal component analysis
- ct data
- edge detection
- computer tomography
- computer aided diagnosis
- visual quality