Share of wins adjusted for the number of games (with few matches it is pulled toward 50%). 50% wins is 50 points, 65% or more is 100.
Current rank: Initiate I is 0, Eternus VI is 100.
If a part is missing (e.g. no rank), it is skipped and the other weights are rescaled.
The rating appears after 10 matches. It is a LOCKSTAT estimate, not the game's internal rating.

You win 80% of matches on Wraith — well above your average (64%). Played 20 matches.

Your win rate on Victor is only 45% against an average of 64% (11 matches). This is an observation from your matches, not a verdict.
Your win rate is 64% in the first three games of a session and 55% from the fifth on.
You win 68% of short matches (under 30 min) and 52% of long ones (40+ min).
When you die fewer than 4 times your win rate is 91%; more — 36%.

With Debuff Reducer your win rate is 81% against an average of 64% (37 matches).
compared with the average player on the same heroes; the middle ring is average