TrueSkill
Sign in to saveTrueSkill is a skill-based ranking system developed by Microsoft for use with video game matchmaking on the Xbox network. Unlike the popular Elo rating system, which was initially designed for chess, TrueSkill is designed to support games with more than two players. In 2018, Microsoft published details about an extended version of TrueSkill, named TrueSkill2.
~15 min read
Article
18 sectionsContents
- History and use
- Statistical model
- Inference and rating updates
- Parameterisation and rating display
- Worked example
- Displayed rating
- Setup
- How a three-player result is represented
- Win update equations (two players)
- Step 1: Chloe beats Alice
- Step 2: Alice beats Ben
- Ratings before and after the match
- TrueSkill2
- Related models and extensions
- {{anchor|Use in other projects}}Patents and trademarks
- See also
- References
- External links
TrueSkill is a skill-based ranking system developed by Microsoft for use with video game matchmaking on the Xbox network. Unlike the popular Elo rating system, which was initially designed for chess, TrueSkill is designed to support games with more than two players. In 2018, Microsoft published details about an extended version of TrueSkill, named TrueSkill2.
It is based on a Thurstonian model with a Gaussian score distribution. It does not satisfy Luce's Choice Axiom.