Last Updated：2025/11/26

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(information theory) The portion of a random variable's own Shannon entropy which is independent from another, given, random variable.

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conditional entropy

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Source Word

conditional entropy

Noun

(information theory) The portion of a random variable's own Shannon entropy which is independent from another, given, random variable.

Japanese Meaning

情報理論における条件付きエントロピーとは、与えられた別のランダム変数に依存しない、あるランダム変数固有のシャノン・エントロピーの部分を示す概念です。

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Google Translation / DeepL Translation

多くの通信システムでは、条件付きエントロピーはチャネル出力が既知であるときに送信信号について残る不確実性の量を定量化する。

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Sense（1）

(information theory) The portion of a random variable's own Shannon entropy which is independent from another, given, random variable.

The conditional entropy of random variable Y given X (i.e., conditioned by X), denoted as H(Y|X), is equal to H(Y)-I(Y;X) where I(Y;X) is the mutual information between Y and X.

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conditional entropies

（ plural ）

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conditional entropy

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conditional entropy

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