cthresh                 Estimate real signal using complex-valued
                        wavelets
filter.select           Provide wavelet filter coefficients.
find.parameters         Find estimates of prior parameters
make.dwwt               Compute diagonal of the matrix WWT
test.dataCT             Test functions for wavelet regression and
                        thresholding
wd                      Wavelet transform (decomposition).
wst                     Packet-ordered non-decimated wavelet transform.
