Discrete Dynamics in Nature and Society / 2009 / Article / Fig 2

Research Article

Pyramidal Watershed Segmentation Algorithm for High-Resolution Remote Sensing Images Using Discrete Wavelet Transforms

Figure 2

Discrete wavelet transform of an image (single level). L—Low Pass Filter; H—High Pass Filter. LL—Approximation coefficients (High scale, low frequency)—cA1. LH, HL and HH– Detail coefficients (low scale, high frequency)—cH1, cV1 and cD1.

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