This web site is intended to provide some background in the theory and practice of rating competitors in games and sports.
Two rating systems I have invented:
- The Glicko rating system, which is in the public domain
- The Glicko-2 rating system,
an improvement on the original Glicko system (revised on February 22, 2012).
The system was under provisional patent, but is now in the
I applied the Glicko Boost algorithm, which I developed in 2010, to the game outcomes data in the Deloitte/FIDE Chess Rating Challenge.
Coming soon (when I find the time!):
- History of common rating systems
- Rating tutorial
- Online rating calculators (including calculators for Glicko and Glicko-2)
- ... and much more!