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→Greater than individual entropies 大于单个熵
=== Greater than individual entropies 大于单个熵===
=== Greater than individual entropies 高值性===
The joint entropy of a set of variables is greater than or equal to the maximum of all of the individual entropies of the variables in the set.
The joint entropy of a set of variables is greater than or equal to the maximum of all of the individual entropies of the variables in the set.
:<math>H \bigl(X_1,\ldots, X_n \bigr) \geq \max_{1 \le i \le n}
:<math>H \bigl(X_1,\ldots, X_n \bigr) \geq \max_{1 \le i \le n}
\Bigl\{H\bigl(X_i\bigr) \Bigr\}</math>
\Bigl\{H\bigl(X_i\bigr) \Bigr\}</math>
=== Less than or equal to the sum of individual entropies 小于或等于单个熵的总和===
=== Less than or equal to the sum of individual entropies 小于或等于单个熵的总和===