---
title: "Marginal evidence mathematical notation"
description: "Marginal evidence is a recurring research-paper notation family. Gives the model probability of an observation after integrating every possible latent…"
canonical_url: "https://fanout.sh/labs/math-decoder/symbol/evidence-marginal"
md_url: "https://fanout.sh/labs/math-decoder/symbol/evidence-marginal.md"
last_updated: "2026-08-09"
access: "public"
---

# Marginal evidence mathematical notation

Marginal evidence is a recurring research-paper notation family. Gives the model probability of an observation after integrating every possible latent…

## Public overview

Marginal evidence is a recurring research-paper notation family. Gives the model probability of an observation after integrating every possible latent explanation under the prior.

Marginal evidence: Gives the model probability of an observation after integrating every possible latent explanation under the prior. Example: Average the decoder's explanation of x across all latent codes.

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