Tennis · W15 Luan · 08/07, 08:30

Prediction: Xiaowei Li vs Ikumi Yamazaki

Our model (Elo on hard, opponent-adjusted) gives 59% to Ikumi Yamazaki; the market gives 89% to Ikumi Yamazaki (odds 1.05).

Recent form leaves Xiaowei Li with 3 wins and 7 losses over 10 games; Ikumi Yamazaki has piled up 5-5 in the same span.

75%2
25% 75%
Our model (Elo) vs Market Rating Elo · Xiaowei Li 1463 · Ikumi Yamazaki 1523
Xiaowei LiIkumi Yamazaki
Our model41%59%
Market11%89%

The bar above blends our model with the market: where our probability diverges most from the odds is where the model sees the widest gap.

Match keys

  • Our model (surface Elo, opponent-adjusted) favours Ikumi Yamazaki (rating 1463 vs 1523).
  • Ikumi Yamazaki is in better form: 60% recent wins.
  • Note: Ikumi Yamazaki makes many double faults (4.6/match).

Statistics

Xiaowei LiIkumi Yamazaki
Win %30%60%
Win % · Hard 33% (9) 60% (10)
Sets (G-P)0.6-1.51.3-1.1
Games (G-P)6.6-11.511.1-11
Aces0.11.2
Double faults34.6
1st serve %48.2%59.5%
Break %34.6%49.4%
Estimated total games (ours) 20.3

Last 10 matches played

Last matches of each player (sets and games). W = win, L = loss. Common opponents to both are in blue.

Xiaowei Li

LWWLW

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Date Opponent Sets Games Res.
07/07 Junlu Sun
W15 Luan · ~Hard
2-0 13-9 W
02/07 Meiqi Guo
W15 Maanshan · ~Hard
0-2 2-12 L
01/07 Yui Ohwaki
W15 Maanshan · ~Hard
2-1 16-15 W
30/06 Ryeong Gyeong Park
W15 Maanshan · ~Hard
2-0 13-7 W
23/06 Tiana Tian Deng
W15 Maanshan · ~Hard
0-2 2-12 L
16/06 Le Yi Liu
W35 Zhengzhou · ~Hard
0-2 4-12 L
07/06 Ekaterina Maklakova
W100 Wuning · ~Hard
0-2 5-12 L
26/05 JiaYi Wang
W35 Wuning · ~Hard
0-2 5-12 L
30/04 Yushan Shao
W15 Luan · ~Hard
0-2 3-12 L
20/04 Xi Luo
W50 Baotou · ~Clay
0-2 3-12 L

Ikumi Yamazaki

WLLWL

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Date Opponent Sets Games Res.
02/07 Anna Snigireva
W15 Maanshan · ~Hard
0-2 8-13 L
30/06 Ke Ren
W15 Maanshan · ~Hard
2-0 12-7 W
24/06 Aishi Das
W35 Taipei · ~Hard
0-2 6-12 L
17/06 Hiromi Abe
W35 Taipei · ~Hard
1-2 11-14 L
14/06 Hikaru Sato
W15 Tokyo · ~Hard
2-1 14-14 W
13/06 Mayuka Aikawa
W15 Tokyo · ~Hard
2-0 12-5 W
12/06 Natsuki Yoshimoto
W15 Tokyo · ~Hard
2-1 15-13 W
11/06 Nao Nishino
W15 Tokyo · ~Hard
2-1 14-12 W
10/06 Monique Barry
W15 Tokyo · ~Hard
2-0 13-7 W
20/05 Momoko Kobori
W100 Takasaki · ~Hard
0-2 6-13 L

Frequently asked questions

Who is the favourite in Xiaowei Li vs Ikumi Yamazaki?

Our model gives 75% to Ikumi Yamazaki, using surface Elo on hard.

What is the prediction based on?

On an Elo model by surface (hard) adjusted for opponent quality, compared with the market odds.