Wavelet Toolbox

Wavelet Packets 2-D Decomposition Structure

Exactly as in the wavelet decomposition case, the preceding one-dimensional framework can be extended to image analysis. Minor direct modifications lead to quaternary tree-related definitions. An example is shown below for depth 2.

Figure 6-44: Quaternary Tree of Depth 2

Some Interesting Subtrees

Wavelet Packets for Compression and De-Noising

© 1994-2005 The MathWorks, Inc.