Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Illustration of adaptive shift-invariant wavelet packet. The value of Shannon entropy is indicated on the branches of each wavelet decomposition with the format of ‘lower level entropy: summation of higher level entropy’. The crosses indicate that the decomposition is prevented due to the increased information cost.
