Figure 1.
A 2-s excerpt from (A) normal, (B) 50-ms time-reversed, and (C) 100-ms time-reversed familiarization streams.
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.