Welcome to the home page for the TREC Microblog Track.
The site for the 2013 TREC Microblog Track is located on Github here. A few items on the Github repo will be especially important for participants:
Mailing list for API developers
The track guidelines are listed in the sidebar.
To participate in the track, you need to be a registered participant in TREC. Do that at the TREC homepage. You will also need to sign a usage agreement to obtain the collection. The agreement is linked from the TREC active participants page.