Novus Odds blog
Betting mathematics, explained
Educational articles on probability, expected value, de-vigging, Kelly staking, calibration and the mathematics behind every Novus Odds tool. Synthetic data only — never betting advice.
Methodology
Removing the Vig: Four Methods Compared
There is no single 'fair' price behind a margin — there are several de-vig methods, and they disagree most exactly where it matters, on longshots.
Jul 24, 2026 · 11 min read
Education
Variance vs Edge: Reading a Drawdown Honestly
A positive edge and a brutal losing streak are not contradictions. Here is how to separate what your model expects from what a single history delivered.
Jul 24, 2026 · 10 min read
Casino
House Edge and the Martingale Illusion
Lowering your stake, chasing losses, changing tables — none of it removes a house edge. The Casino Lab shows why, transparently and without a cent at risk.
Jul 24, 2026 · 10 min read
Product
Deterministic Replay: Watching a Decided Game Unfold
Novus Odds has no live feed by design. Here is how the replay tool turns a seed into a reproducible timeline you can scrub — with the result decided before the animation starts.
Jul 24, 2026 · 9 min read
Methodology
Odds Bands Explained: Why Favourites and Longshots Behave Differently
Grouping prices into bands reveals structure you can't see event-by-event: how often each price appears, how often it wins, and where calibration drifts.
Jul 23, 2026 · 10 min read
Education
Kelly, Half-Kelly and Bankroll Ruin
The Kelly criterion answers a precise question about stake sizing under a known edge — and the lab shows exactly why most people should stake a fraction of it.
Jul 23, 2026 · 11 min read