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.
An example fine-grained entity classification problem, where weak supervision sources label three sub-tasks of different granularities: (i) Person vs. Organization, (ii) Doctor vs. Lawyer (or N/A), (iii) Hospital vs. Office (or N/A). The example weak supervision sources use a pattern heuristic and dictionary lookup respectively.
