Improved Iris matching technique using reduced sized of ordinal measure of DCT coefficients.
Fitri ArniaKhairul Munadi RoslidarMasaaki FujiyoshiHitoshi KiyaPublished in: ISCE (2013)
Keyphrases
- dct coefficients
- discrete cosine transform
- dct domain
- jpeg images
- jpeg compression
- compressed domain
- transform domain
- iris recognition
- pattern matching
- feature vectors
- compressed images
- watermarking algorithm
- low frequency
- frequency domain
- image compression
- jpeg compressed images
- image sequences
- blocking artifacts
- similarity measure