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Wavelab Toolbox >> Wavelab Toolbox > 2-d Wavelet- and Cosine- Packet Tools > qnode

qnode

Quad tree indexing

Calling Sequence

ix = qnode(d,bx,by)

Parameters

Inputs:

d :

depth in splitting

bx,by :

box coordinates at that depth

Outputs:

ix :

index of that node in tree

Description

ix = 4^(d) + by + bx*2^(d)

Authors

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