Fu Xin
FuXin109
Beijing Shougong TT Club
π ζι³εΊ
π¨π³ CN
1321
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.
1501
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.
90.2
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.
56%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
5
Wins
4
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)1411 β 1591
95% (2Ο)1321 β 1681
99.7% (3Ο)1230 β 1772
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. | ||
|---|---|---|---|---|---|
| 3/21/2026 | |
FuXin109 |  |
π XuBo31 | -4.0 |
| 3/4/2026 |  |
KongPeng106 | |
π FuXin109 | +1.0 |
| 3/2/2026 | |
FuXin109 |  |
π JiangNa111 | -16.0 |
| 2/14/2026 | |
π FuXin109 |  |
WuHao50 | +9.0 |
| 2/10/2026 |  |
WanYan107 | |
π FuXin109 | +22.0 |
| 2/10/2026 |  |
π TanHao108 | |
FuXin109 | -21.0 |
| 1/26/2026 |  |
π WeiJie116 | |
FuXin109 | -16.0 |
| 1/10/2026 | |
π FuXin109 |  |
ShiChao112 | -10.0 |
| 1/1/2026 | |
π FuXin109 |  |
MiaoLei110 | +27.0 |