Improving image classification with frequency domain layers for feature extraction.
José Augusto StuchiMarcus A. AngeloniRodrigo F. PereiraLevy BoccatoGuilherme FolegoPaulo Victor de Souza PradoRomis Ribeiro Faissol AttuxPublished in: MLSP (2017)
Keyphrases
- frequency domain
- feature extraction
- image classification
- spatial domain
- fourier transform
- preprocessing
- power spectrum
- cross correlation
- feature vectors
- image representation
- facial asymmetry
- wavelet transform
- principal component analysis
- feature space
- spectrum analysis
- face recognition
- fast fourier transform
- frequency analysis
- phase correlation
- image processing
- low pass
- spectral domain
- frequency response
- texture analysis
- bandpass
- fourier domain
- motion estimation
- computer vision
- palmprint
- machine learning
- sparse representation
- face images
- affine invariance
- frequency domain analysis
- power spectra