Sijia Wei defeated Eri Shimizu 6-2, 6-7, 6-4 in the quarterfinals of the W50 Guiyang tournament. Wei hit 4 aces and converted 33% of her break points, while also securing 2 service breaks to Shimizu's 0. Wei won the match, advancing in the competition.
Generated automatically from Umpiry match data.
Averages over each player's completed matches in the selected window (9 vs 22). ATP, WTA & Challenger.
Toss-up · Too close to call
Calibrated model (out-of-sample validated). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About