Face recognition based on discriminative fractional Discrete Cosine Transform.
G. ThippeswamyB. H. ShekarPublished in: IICAI (2011)
Keyphrases
- discrete cosine transform
- face recognition
- image compression
- dct coefficients
- transform domain
- filter bank
- feature extraction
- face images
- lapped transforms
- blocking artifacts
- dct domain
- jpeg images
- discrete fourier transform
- compressed images
- sparse representation
- image blocks
- coded images
- feature selection
- image and video coding
- computer vision
- fast fourier transform
- principal component analysis
- image coding
- hartley transform