Low-illumination Palmprint Image Enhancement Based on U-Net Neural Network.
Kaijun ZhouDuojie LuXiancheng ZhouGuangnan LiuPublished in: CCBR (2022)
Keyphrases
- image enhancement
- palmprint
- neural network
- palmprint recognition
- homomorphic filtering
- image processing
- color restoration
- image analysis
- contrast enhancement
- personal identification
- recognition algorithm
- edge detection
- enhanced image
- biometric systems
- gabor filters
- pattern recognition
- spatial domain
- lighting conditions
- color constancy
- feature extraction
- transfer function
- visual quality
- feature space
- image sequences