Even before Elo, chess had a rating system that was more complex than just wins and losses, but in the mid-1950s, a 13-year-old chess prodigy named Bobby Fischer broke it.

Michigan State's home night game against Boston College on September 6 and road game at Nebraska on October 4 were each ...

During Wednesday’s MIAA Tournament Management Committee, a vote passed 17-1 in favor of approving a power ratings system developed by Boston Globe high school sports reporter Jim Clark.

The rating percentage index (RPI) is a sports rating system used to help the selection and seeding of teams that will compete in the NCAA Division I men's basketball tournament.

Those accustomed to the typical bracketing system — with ratings ranging from 3.0 to about 5 — will find their DUPR rating fits within that scale, while at the top end, the professional ...