Accuracy
How accurate is the World of Women model?
Every estimate is benchmarked against real sales the model never trained on (a seeded 80/20 hold-out).
Median accuracy
65.2%
Mean accuracy
66.6%
Within ±5%
3%
Within ±10%
5%
Within ±20%
18%
Bias
-28.4%
Weekly median accuracy
Hold-out accuracy by week
Error distribution
Signed % error on recent sales (0 = perfect)
Recent sales vs model
The 60 most recent sales, each valued as of its sale date
| Item | Date | Sale | Model | Error | Accuracy |
|---|---|---|---|---|---|
| #9964 | Jun 17, 2026 | 0.095Ξ | 0.088Ξ | +7.6% | 92.4% |
| #4048 | Jun 17, 2026 | 0.095Ξ | 0.100Ξ | -5.5% | 94.5% |
| #218 | Jun 17, 2026 | 0.102Ξ | 0.093Ξ | +9.6% | 90.4% |
| #6418 | Jun 17, 2026 | 0.106Ξ | 0.094Ξ | +12.2% | 87.9% |
| #7836 | Jun 17, 2026 | 0.088Ξ | 0.083Ξ | +5.7% | 94.4% |
| #521 | Jun 16, 2026 | 0.122Ξ | 0.104Ξ | +17.4% | 82.7% |
| #9424 | Jun 16, 2026 | 0.084Ξ | 0.085Ξ | -1.1% | 98.9% |
| #4700 | Jun 16, 2026 | 0.109Ξ | 0.096Ξ | +13.6% | 86.4% |
| #4742 | Jun 16, 2026 | 0.126Ξ | 0.109Ξ | +15.8% | 84.3% |
| #4545 | Jun 16, 2026 | 0.085Ξ | 0.090Ξ | -5.5% | 94.6% |
| #3294 | Jun 16, 2026 | 0.204Ξ | 0.163Ξ | +25.4% | 74.6% |
| #9793 | Jun 15, 2026 | 0.090Ξ | 0.088Ξ | +1.8% | 98.2% |
| #8587 | Jun 15, 2026 | 0.102Ξ | 0.108Ξ | -5.5% | 94.5% |
| #977 | Jun 15, 2026 | 1.110Ξ | 0.631Ξ | +75.9% | 24.1% |
| #1731 | Jun 15, 2026 | 0.090Ξ | 0.099Ξ | -9.3% | 90.7% |
| #9793 | Jun 14, 2026 | 0.084Ξ | 0.088Ξ | -5.0% | 95.0% |
| #7836 | Jun 14, 2026 | 0.084Ξ | 0.084Ξ | +0.2% | 99.9% |
| #9424 | Jun 14, 2026 | 0.083Ξ | 0.085Ξ | -2.9% | 97.1% |
| #8942 | Jun 14, 2026 | 0.084Ξ | 0.091Ξ | -7.8% | 92.2% |
| #4655 | Jun 14, 2026 | 0.146Ξ | 0.099Ξ | +47.2% | 52.8% |
| #3392 | Jun 14, 2026 | 0.092Ξ | 0.090Ξ | +1.5% | 98.5% |
| #8306 | Jun 14, 2026 | 0.088Ξ | 0.091Ξ | -3.1% | 96.9% |
| #4880 | Jun 14, 2026 | 0.087Ξ | 0.089Ξ | -1.3% | 98.7% |
| #9875 | Jun 14, 2026 | 0.087Ξ | 0.089Ξ | -2.2% | 97.8% |
| #4067 | Jun 14, 2026 | 0.095Ξ | 0.082Ξ | +16.6% | 83.4% |
| #8570 | Jun 13, 2026 | 0.088Ξ | 0.088Ξ | -0.5% | 99.5% |
| #4757 | Jun 13, 2026 | 0.088Ξ | 0.081Ξ | +8.1% | 91.9% |
| #5401 | Jun 13, 2026 | 0.085Ξ | 0.083Ξ | +2.5% | 97.5% |
| #2708 | Jun 13, 2026 | 0.152Ξ | 0.104Ξ | +45.7% | 54.3% |
| #9983 | Jun 13, 2026 | 0.088Ξ | 0.085Ξ | +3.5% | 96.5% |
| #983 | Jun 13, 2026 | 0.088Ξ | 0.084Ξ | +4.6% | 95.4% |
| #9875 | Jun 13, 2026 | 0.083Ξ | 0.089Ξ | -6.9% | 93.1% |
| #8570 | Jun 13, 2026 | 0.083Ξ | 0.088Ξ | -5.5% | 94.5% |
| #4136 | Jun 13, 2026 | 0.092Ξ | 0.094Ξ | -2.5% | 97.6% |
| #8664 | Jun 13, 2026 | 0.083Ξ | 0.091Ξ | -8.4% | 91.6% |
| #7806 | Jun 13, 2026 | 0.085Ξ | 0.087Ξ | -2.6% | 97.5% |
| #4136 | Jun 13, 2026 | 0.085Ξ | 0.094Ξ | -9.9% | 90.1% |
| #8306 | Jun 13, 2026 | 0.085Ξ | 0.091Ξ | -6.9% | 93.1% |
| #5360 | Jun 13, 2026 | 0.088Ξ | 0.099Ξ | -11.1% | 88.9% |
| #2409 | Jun 13, 2026 | 0.088Ξ | 0.087Ξ | +1.6% | 98.4% |
Method details on the methodology page.