quad-tree complex wavelet packet transform QCWPT
pyramidal wavelet decomposition
orthogonal wavelet packet transform
orthogonal wavelet packet analysis method
Orthogonal wavelet packet
Orthogonal wavelet decomposition
optimal wavelet packet transform
optimal wavelet packet best-tree
nonlinear wavelet packet
multi-scaled wavelet decomposition
multi-scale wavelet decomposition
Multiscale decomposition of wavelet
Multi-resolution Wavelet Decomposition
multi-layer wavelet decomposition
multi-band wavelet packet transform (MWPT)