Chen Ming
ChenMing5
Beijing Haidian TT Club
π ζ΅·ζ·εΊ
π¨π³ CN
1617
Rating
Bayesian conservative rating = ΞΌ β 2Ο. The system is 95% confident this player's skill is at least this value. More matches lower Ο and raise this number.
1683
ΞΌ (mean)
ΞΌ (Mu) is the best estimate of this player's skill level. Wins raise it, losses lower it. Beating a stronger player earns more than beating a weaker one.
32.8
Ο (uncertainty)
Ο (Sigma) = how confident the system is in the rating. Lower is better. New players start at Ο=200 β it falls with every match played.
64%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
9
Wins
5
Losses
Skill Confidence Intervals
Based on ΞΌ and Ο, the system estimates this player's skill range at different confidence levels. The smaller Ο is, the narrower the band.
68% (1Ο)1650 β 1716
95% (2Ο)1617 β 1749
99.7% (3Ο)1585 β 1781
Trust Level
How reliably this player submits match results. Formula: rejections per 10 submissions. Fewer rejections = higher trust.
No data
No submissions yet
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Login / RegisterRecent Matches
| Date | Player A | Player B | ΞΞΌ Change in ΞΌ after this match. Positive = won. The size depends on the skill gap between both players and their Ο values. | ||
|---|---|---|---|---|---|
| 5/30/2026 | JiaYue119 | π ChenMing5 | -10.0 | ||
| 5/30/2026 | π ChenMing5 | ZhaoJuan87 | -4.0 | ||
| 5/30/2026 | π ChenMing5 | ChenGang135 | +4.0 | ||
| 5/30/2026 | π ChenLi65 | ChenMing5 | +165.0 | ||
| 4/8/2026 | BiYan125 | π ChenMing5 | -1.0 | ||
| 3/10/2026 | π ZhangJun3 | ChenMing5 | -13.0 | ||
| 2/27/2026 | WangWei1 | π ChenMing5 | +1.0 | ||
| 2/25/2026 | LiLei2 | π ChenMing5 | +13.0 | ||
| 2/24/2026 | π XieTing123 | ChenMing5 | +1.0 | ||
| 2/6/2026 | π LiuTao4 | ChenMing5 | -21.0 |