Feature extraction using Radon, wavelet and fourier transform.
Guangyi ChenBalázs KéglPublished in: SMC (2007)
Keyphrases
- fourier transform
- feature extraction
- frequency domain
- power spectrum
- wavelet transform
- radon transform
- denoising
- spatial domain
- wavelet coefficients
- subband
- low pass
- wavelet domain
- bandpass
- lifting wavelet
- signal processing
- pattern classification
- fourier domain
- preprocessing
- feature selection
- feature vectors
- feature space
- wavelet decomposition
- discrete fourier transform
- multiscale
- space variant
- pattern recognition
- fourier coefficients
- correlation function
- log polar
- texture analysis
- multiresolution
- frequency spectrum
- phase difference
- principal component analysis
- power spectral density
- fourier analysis
- polar coordinates
- extracted features
- filter bank
- fast fourier transform
- fourier descriptors
- palmprint
- machine learning