Update the edge belief as evidence arrives

belief-update-path confidence-spectrum synthesis-card The degradation signal A strategy with nine months of live performance has 18 weak trading days, mostly around the closing auction. The team needs a belief update, not a debate between faith and panic. Bayesian updating Prior belief + likelihood of evidence = updated confidence The same loss streak means different things depending on the prior and on whether the pattern was expected under the strategy model. Confidence moves by evidence, not by argument volume. A live strategy's size should track updated confidence in the edge, especially when new evidence is unlikely under the original model. 01…

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