Multiworld Testing

Custom Decision Service (opens in new tab)
May 2017: public preview release, as a part of Cognitive Services (opens in new tab).

MWT Decision Service (opens in new tab)
Jul 2016: external announcement.

MWT Exploration library (opens in new tab)
A library for MWT, structurally compatible with learning algorithms in Vowpal Wabbit (opens in new tab).
Nov 2014: external release.

MWT white paper (opens in new tab) (rev. March 2016)
Jul 2016: rev2 released
Sep 2015: released externally

Deployment: personalized news on msn.com (opens in new tab)
Deployed on 100% of the traffic; 25% lift in clicks.
Innovation Award from Microsoft’s Universal Storefronts.