Why Player Projection Systems Disagree: A Look Under the Hood
Feed two projection systems the same player and they'll often hand back different futures. The disagreement is structural — here's where it comes from.
7 min read
How forecasting and win-probability models are built, why they disagree, and what the data really says about predicting basketball.
Feed two projection systems the same player and they'll often hand back different futures. The disagreement is structural — here's where it comes from.
That live win-probability number is a model output, not a fact. Here's what goes into one, and why two good models can disagree by 20 points.
Every October we read into preseason results. I pulled preseason and regular-season net ratings to see whether October tells us anything at all.