Figure 4.
The two bar plots display the familiarity of the users with systems similar to the ones participating in Track IV (A) and the most common bottlenecks encountered in the evaluation of the systems (B).
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.