On the use of phase of the Fourier transform for face recognition under variations in illumination.
Anil Kumar SaoB. YegnanarayanaPublished in: Signal Image Video Process. (2010)
Keyphrases
- fourier transform
- face recognition
- illumination variations
- fourier domain
- phase difference
- illumination conditions
- frequency domain
- face images
- pose variations
- robust face recognition
- illumination insensitive
- signal processing
- correlation function
- feature extraction
- human faces
- sparse representation
- fourier analysis
- lighting conditions
- partial occlusion
- face detection
- radon transform
- fast fourier transform
- polar coordinates
- power spectral density
- single image
- fourier descriptors
- facial expressions
- log polar
- principal component analysis
- image reconstruction
- spatial domain
- feature vectors
- frequency spectrum
- discrete fourier transform