TennisEdge's AI bot is backing D. Vidmanova (moneyline) at 2.00 in D. Vidmanova vs J. Tjen (Guadalajara on 2026-09-13). Result: LOST.
Independent estimates of who wins, each from a different method. The blend is what the bot prices against the market.
| Method | D. Vidmanova | J. Tjen |
|---|---|---|
| Elo ratings-based, surface-weighted |
53.7% | 46.3% |
| Machine learning 29-feature gradient-boosted model |
57.3% | 42.7% |
| Serve / return point-by-point simulation |
31.1% | 68.9% |
| Blend what the bot actually prices off |
47.4% | 52.6% |
| Market implied de-vigged from the opening odds |
44.5% | 55.5% |
We publish how well these score against the closing market, including where they lose: how accurate are tennis predictions?
| Player | Surface | Elo | Record | Matches |
|---|---|---|---|---|
| D. Vidmanova | hard | 1734 | 73–27 | 100 |
| J. Tjen | hard | 1763 | 109–34 | 143 |
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 Sept. 13, 2026.
J. Tjen leads 1–0 over 1 meeting. Full record.
| Date | Event | Surface | Winner | Score |
|---|---|---|---|---|
| Sept. 13, 2026 | Guadalajara | hard | J. Tjen | 2 - 0 |
| L | J. Tjen | 0 - 2 | Sept. 13, 2026 |
| L | J. Bouzas Maneiro | 0 - 2 | Sept. 1, 2026 |
| L | N. Bartunkova | 1 - 2 | Aug. 27, 2026 |
| W | C. Bucsa | 0 - 2 | Aug. 26, 2026 |
| W | K. Birrell | 2 - 0 | Aug. 25, 2026 |
| W | D. Vidmanova | 0 - 2 | Sept. 13, 2026 |
| L | M. Andreeva | 2 - 0 | Sept. 1, 2026 |
| L | Y. Starodubtseva | 0 - 2 | Aug. 25, 2026 |
| W | D. Yastremska | 2 - 1 | Aug. 24, 2026 |
| L | M. Andreeva | 0 - 2 | Aug. 18, 2026 |
All Sept. 13, 2026 results & picks →