An Efficient Objective Intelligibility Measure for Frequency Domain Scramblers.
Angelo M. C. R. BorzinoJ. A. Apolinário Jr.Dirceu G. da SilvaPublished in: EURASIP J. Inf. Secur. (2007)
Keyphrases
- frequency domain
- spatial domain
- fourier transform
- cross correlation
- power spectrum
- subband
- denoising
- frequency analysis
- similarity measure
- fourier analysis
- low pass
- spectral domain
- fast fourier transform
- fourier domain
- frequency domain analysis
- filter bank
- phase correlation
- feature extraction
- spectrum analysis
- affine invariance
- machine learning
- mathematical formalism
- frequency spectrum
- discrete fourier transform
- speech recognition
- image processing