Half-Iris Feature Extraction and Recognition Using a New Class of Biorthogonal Triplet Half-Band Filter Bank and Flexible k-out-of-n: A Postclassifier.
Amol D. RahulkarRaghunath S. HolambePublished in: IEEE Trans. Inf. Forensics Secur. (2012)
Keyphrases
- filter bank
- iir filters
- feature extraction
- subband
- image coding
- wavelet transform
- low pass
- frequency domain
- wavelet filters
- perfect reconstruction
- multiresolution
- multiscale
- signal processing
- wavelet packet
- feature vectors
- filter coefficients
- finite impulse response
- lifting scheme
- face recognition
- biorthogonal wavelet
- reconstruction error
- image compression
- discrete cosine transform
- iris recognition
- palmprint
- computationally efficient
- image processing
- frequency band
- wavelet domain
- high frequency
- wavelet bases
- optimal filter
- lapped transforms
- pattern recognition