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Analysis of financial indices by means of the windowed Fourier transform.

J. Tenreiro MachadoFernando B. DuarteGonçalo Monteiro Duarte
Published in: Signal Image Video Process. (2012)
Keyphrases
  • fourier transform
  • frequency domain
  • fourier analysis
  • signal processing
  • power spectral density
  • natural images
  • multiscale
  • feature space
  • image compression
  • spectral analysis
  • fourier domain
  • polar coordinates