Figure 3.
Mesh (a) and contour (b) plots of the cross bicoherence between PPG1 signal and z-axis acceleration data for dataset 2.
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.