Figure 2.
Distribution of number of tokens per annotation in the two corpora. MCR annotations (red line) are shorter than the i2b2 annotations (blue dashed line).
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.