Iris recognition using discrete cosine transform and Kekre's fast codebook generation algorithm.
H. B. KekreTanuja K. SarodeV. A. BharadiAbhishek A. AgrawalR. J. AroraM. C. NairPublished in: ICWET (2010)
Keyphrases
- generation algorithm
- discrete cosine transform
- vector quantization
- image compression
- iris recognition
- dct coefficients
- transform domain
- filter bank
- dct domain
- blocking artifacts
- image blocks
- compressed images
- image representation
- jpeg images
- subband
- wavelet transform
- feature vectors
- coded images
- compression ratio
- reconstructed image
- discrete fourier transform
- lapped transforms
- low bit rate
- pattern recognition
- image processing
- compression algorithm
- frequency domain
- multiresolution
- computer vision