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.
Categories and sub-categories of 20Newsgroups adopted in text data clustering.
| Dataset | Source domain | Target domain |
|---|---|---|
| rec VS talk | rec.autos | rec.sport.baseball |
| talk.politics.guns | talk.politics.mideast | |
| comp VS sci | comp.sys.mac.hardware | comp.sys.ibm.pc.hardware |
| sci.med | sci.electronics |
