Figure 4.
An example of HR time-series plots for algorithm No.1 (PSD) and ExG signal representation: (a) video No.5; (b) video No.9.
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.