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.
Examples of different causality measures for normotensive and hypertensive cases. Abbreviations: COH, Coherence; pCOH, Partial coherence; PDC, Partial directed coherence; DTF, Directed transfer function; dDTF, Direct directed transfer function; ffDTF, Full frequency directed transfer function.
