Figure 2.
A screenshot visualizing comparison between event extraction tool A and B. Events of tool A colored in red, events of tool B colored in yellow, and matched events highlighted in black.
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.