Frequency Domain Clustering: An Application to Time Series with Time-Varying Parameters.
Raffaele MatteraGermana ScepiPublished in: SIS (2021)
Keyphrases
- frequency domain
- spatial domain
- fourier transform
- power spectrum
- power spectral
- cross correlation
- frequency response
- clustering algorithm
- denoising
- feature extraction
- subband
- facial asymmetry
- k means
- low pass
- spectrum analysis
- fourier domain
- fourier analysis
- discrete fourier transform
- power spectra
- frequency domain analysis
- spectral domain
- impulse response
- clustering method
- spectral clustering
- phase correlation
- frequency analysis
- image processing
- affine invariance
- autoregressive
- document clustering
- non stationary
- frequency spectrum
- log polar