Xu Hui
XuHui71
Beijing Xicheng TT Club
π θ₯ΏεεΊ
π¨π³ CN
1411
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.
1498
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.
43.5
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.
33%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
3
Wins
6
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)1455 β 1542
95% (2Ο)1411 β 1585
99.7% (3Ο)1368 β 1629
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. | ||
|---|---|---|---|---|---|
| 5/22/2026 |  |
π GaoDan78 | |
XuHui71 | -4.0 |
| 5/9/2026 | |
XuHui71 |  |
π MaYu73 | -6.0 |
| 5/3/2026 |  |
π BaoJing105 | |
XuHui71 | -10.0 |
| 5/1/2026 |  |
π LuoTing79 | |
XuHui71 | -20.0 |
| 4/25/2026 | |
XuHui71 |  |
π ZhuMei74 | -20.0 |
| 4/22/2026 | |
π XuHui71 |  |
SunXin72 | +6.0 |
| 3/30/2026 |  |
SongXue80 | |
π XuHui71 | +26.0 |
| 2/26/2026 | |
XuHui71 |  |
π HuLan75 | -42.0 |
| 1/18/2026 |  |
LinYue77 | |
π XuHui71 | +58.0 |