Face recognition under large illumination variations using homomorphic filtering in spatial domain.
Hossein ShahamatAli A. PouyanPublished in: J. Vis. Commun. Image Represent. (2014)
Keyphrases
- spatial domain
- illumination variations
- face recognition
- homomorphic filtering
- face images
- frequency domain
- image enhancement
- motion estimation
- feature extraction
- illumination conditions
- object tracking
- human faces
- image matching
- local binary pattern
- face detection
- principal component analysis
- computer vision
- facial expressions
- sparse representation
- lighting conditions
- partial occlusion
- optical flow
- image processing
- machine learning
- gray scale
- image compression
- edge detection