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NBA Articles

6 posts tagged “nba”.

comparison calibration nba

Why We Can't Retroactively Benchmark NBA First Round 2026 — And Why That's The Point

Why the pre-committed NBA Playoffs benchmark starts at the Conference Semis: adding First Round after tip-off would un-freeze a frozen test.
comparison calibration nba

We Just Pre-Committed to Beating Polymarket on NBA Playoffs Calibration. The Hash Is On-Chain.

We just announced and on-chain anchored a 7-week head-to-head benchmark: ZenHodl's NBA model vs the live Polymarket consensus, every Conference Semis...
nba backtesting calibration

We Backtested Our NBA Model on the 2025 Playoffs. It Called OKC Correctly All Season.

After the 2025 NBA Finals wrapped with OKC beating Indiana in seven games, we ran our NBA win-probability model on all 84 postseason games using only...
nba machine-learning results

How We Predict NBA Games with Machine Learning

Inside ZenHodl's NBA prediction engine: XGBoost models, team stats, real-time injury overlays, and isotonic calibration. How our ML system processes...
nba python machine-learning

Build a Calibrated NBA Win Probability Model in Python

Train and evaluate a calibrated NBA win probability model in Python using play-by-play game states, walk-forward validation, XGBoost and isotonic regression.
calibration machine-learning debugging

Calibration Beats Accuracy: The NBA Model Bug That Lost Money at 65% Win Rate

Our NBA bot had 65% accuracy and was losing money — a calibration bug left it confidently wrong. How we found it, and why calibration beats accuracy.