TennisEdge's AI model finds no betting value in Y. Bu vs H. Dellien (Wimbledon on 2026-06-22) — the market is efficient, with Y. Bu favoured at 1.06.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | Y. Bu | H. Dellien |
|---|---|---|
| Elo ratings-based, surface-weighted |
89.8% | 10.2% |
| Machine learning 29-feature gradient-boosted model |
70.5% | 29.5% |
| Blend what the bot actually prices off |
82.7% | 17.3% |
| Market implied de-vigged from the opening odds |
90.4% | 9.6% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| Y. Bu | hard | 1730 | 177–93 | 270 |
| H. Dellien | clay | 1741 | 207–112 | 319 |
Our own ratings, computed from match results since 2018. Players with fewer than 5 rated matches are omitted rather than shown at a provisional starting value. Last updated July 19, 2026.
Y. Bu leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| June 22, 2026 | Wimbledon | grass | Y. Bu | 2 - 0 |
| L | M. Lajal | 2 - 1 | July 19, 2026 |
| W | C. Smith | 1 - 2 | July 18, 2026 |
| W | Y. Wu | 0 - 2 | July 17, 2026 |
| W | E. Zhu | 1 - 2 | July 14, 2026 |
| L | D. Milavsky | 2 - 0 | July 9, 2026 |
| L | B. Bonzi | 2 - 0 | Aug. 1, 2026 |
| L | J. C. Prado Angelo | 1 - 0 | July 29, 2026 |
| W | P. Martinez | 0 - 2 | July 28, 2026 |
| L | L. Djere | 0 - 2 | July 19, 2026 |
| W | M. Ribecai | 2 - 1 | July 18, 2026 |
All June 22, 2026 results & picks →
Math-only prediction: no LLM calls used