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Blog and learning
Find a published guide, inspect its sources, and put the idea into practice.
Articles
- Elo SHAP: What Moves a Predicted SpreadElo SHAP reads a spread model: Elo ranks the teams, SHAP shows which factor moved the number. Our one-book board shows why settled data matters first.
- Grading a Pundit: From Tape to a Confidence-Bounded LensA method for turning attributed calls into a graded lens while keeping actual takes separate from labelled style-model simulations.
- Ten MLB Games, Every Line a 1.5. I'm Out.Every MLB run line today sits at 1.5 across one book, zero disagreement. No edge lives there. Here is the trigger price that would make one worth betting.
- How to Read a Calibration CurveA calibration curve compares predicted probability with observed frequency. It exposes overconfidence, thin bins, and models that only predict in one band.
- Remixing an Edge: Lineage, Attribution and the Parent TestA remix changes an existing edge, preserves its lineage, and earns credit only by improving on its parent under matched conditions.
- What a Betting Lens Is: A Claim with Its Own ScoreboardA betting lens makes a testable claim, grades it at final, and carries a context-specific record through NFL Week One and beyond.
- Why Week One Breaks Betting ModelsWeek One removes current-season evidence. Roster turnover, weak preseason signal, and confidence floors should produce more NO PLAY decisions.
- How to Calculate Betting Edge: Formula + Live ProofWe use two different formulas for betting edge: a line-based one for spreads and totals, a flat 50% baseline for moneylines.
- American Odds Converter: From Moneyline to Implied Probability in SecondsPinnacle's -179, -197, +156 and +171 converted to decimal and fractional odds side by side, with the exact formula for each step shown.
- Fairplay Support: Player Props Projections & Expected ValueOur Week 1 prop lines have 212 Underdog-only numbers and zero PrizePicks lines. Here is what that does and does not let us claim about expected value.
- MLB Trade Deadline Bets Rebuild — Feed Shows Only College FootballMLB trade deadline bets 2026 guide breaks because the odds feed has zero MLB lines. Here is what changed and how to bet anyway.
- Vegas Ghosted My WR Breakout BoardThree breakout receivers checked against the Week 1 projection board, FantasyPros and every betting market we track. All three come back cold.
- Your /answers Guide Is Broken — One Book, Zero DisagreementBetting answers guide 2026 update: odds feed shows one book per game, zero dispersion, no consensus. Guide rebuilt until multi-book quotes arrive.
- RB Regression Rebuild: Feed Missing Lines for Every Candidate GameRB regression candidates 2026: odds feed shows one NFL line, zero dispersion. Cannot validate Bijan, Kyren, Jones fades without relevant games.
- Pleaser Sports Betting Explained: The High-Risk Flip Side of a TeaserA teaser and a pleaser shift the same real line 6 points in opposite directions. Two Week 1 favorites, priced both ways, and why the flip side is riskier.
- players.csv from nflverse-data: The Player File That Powers Betting Modelsplayers.csv is nflverse-data's master player registry: 25,000+ rows linking players to IDs, positions, teams, and status codes for injury and roster moves.
- Odds Convertor: Turn Any Line Into a Win Percentage in SecondsAn odds convertor turns American, decimal, and fractional prices into implied probability. See live lines from this week's slate as proof.
- How to Spot Fair Play Value Bets in Sports BettingFair play value bets exist when the market line diverges from true probability. Our live odds feed shows where single-book lines create edge.
Answers, short and sourced
- Are sports betting models worth paying for?
Sports betting models are worth paying for only if they show credible proof of beating no-vig closing prices. Pay for transparent edge, not confident picks, glossy records, or a feed that hides its math.
- Are free betting calculators accurate?
Free betting calculators are accurate when they use the correct formulas. No-vig, Kelly, and parlay EV math is deterministic, so the real edge comes from your probability inputs, not a paid calculator wrapper.
- How accurate are model-based NFL picks?
Model-based NFL picks are accurate when they beat break-even over time, but calibration and CLV matter more than a single win rate; about 52.4% ATS breaks even at -110.
Pundit ledger
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Hit rate 62.3% on 56 graded calls, 95% range 60 to 83%.
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Hit rate 58.4% on 27 graded calls, 95% range 55 to 87%.
Portland Trail Blazers (Official)
Hit rate 55.7% on 20 graded calls, 95% range 48 to 85%.
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Hit rate 40.0% on 25 graded calls, 95% range 15 to 65%.
Podcasts
- Did we just watch the END of the Jameis Winston experience?!
- ITB Postgame Show: Where Do Eagles Go From Here After Fourth Straight Loss?
- Giants Insane Comeback Falls Short Vs Saints | 1035
- Eagles/Panthers Postgame Pod: We Got Three Weeks To Save The Season