Foggy image enhancement based on Principal Component Analysis.
Ezzatollah SalariM. LiDingxin OuyangPublished in: MWSCAS (2013)
Keyphrases
- image enhancement
- principal component analysis
- night vision
- image processing
- image analysis
- image processing and analysis
- dimensionality reduction
- independent component analysis
- edge detection
- contrast enhancement
- covariance matrix
- face recognition
- histogram equalization
- face images
- weather conditions
- color image enhancement
- image contrast enhancement
- feature space
- feature extraction
- unsharp masking
- neural network
- gamma correction
- singular value decomposition
- shock filter
- median filter
- machine learning
- partial differential equations
- gray level
- signal to noise ratio
- human faces
- viewpoint
- pattern recognition
- multiscale