Wavelet

Aus Wikimedia Commons, dem freien Medienarchiv
Wechseln zu: Navigation, Suche

Inhaltsverzeichnis

Classical wavelets [Bearbeiten]

Meyer-, Morlet- and mexican hat-wavelets

  • Wavelet - Meyer.png
  • Wavelet - Morlet.png
  • Wavelet - Mex Hat.png

Daubechies wavelets [Bearbeiten]

scaling functions and their frequency amplitudes

  • Daubechies4-functions.svg
  • Daubechies12-functions.png
  • Daubechies20-functions.png
  • Daubechies4-spectrum.svg
  • Daubechies12-spectrum.png
  • Daubechies20-spectrum.png

The scaling/lowpass and wavelet/bandpass filters of D20, values connected with lines

  • Daubechies20scalingfn.png
  • Daubechies20wavelet.png

Wavelet packets with Daubechies wavelets [Bearbeiten]

  • Daubechies12-packet-functions.png
  • Daubechies12-packet-spectrum.png

2D DWT per quadtree decomposition [Bearbeiten]

This is how a dot in the quadtree LH-part of an image would be interpolated

  • Daubechies20LowPassHighPass2DFilter.png
Von „http://commons.wikimedia.org/w/index.php?title=Wavelet&oldid=66954983“