Calculators
Interactive tools that turn results into ratings and probabilities.
Edson’s Calculator
Enter match results to estimate team strengths and predict fixtures with the Bradley–Terry–Davidson model.
Add match
Matches (8)
- Falcons vs SharksHome win
- Sharks vs WolvesDraw
- Wolves vs FalconsAway win
- Falcons vs EaglesHome win
- Eagles vs SharksDraw
- Wolves vs EaglesHome win
- Sharks vs FalconsDraw
- Eagles vs WolvesAway win
Team ratings
1. Falcons100.00%
2. Wolves0.00%
3. Sharks0.00%
4. Eagles0.00%
Tie parameter (θ)
θ = 8.0074
Higher θ means draws are more likely.
Win probability (row team beats column team)
| ↓ vs → | Eagles | Falcons | Sharks | Wolves |
|---|---|---|---|---|
| Eagles | — | 0.0% | 10.0% | 3.2% |
| Falcons | 99.1% | — | 99.1% | 97.5% |
| Sharks | 10.0% | 0.0% | — | 3.2% |
| Wolves | 25.3% | 0.0% | 25.3% | — |
Match prediction
Eagles
0.0%
Fair odds: 756928.33
Draw
0.9%
Fair odds: 109.15
Falcons
99.1%
Fair odds: 1.01
Based on the Bradley–Terry–Davidson model · Maximum Likelihood Estimation (Zermelo)