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IEVref: | 171-07-28 | ID: | |

Language: | en | Status: Standard | |

Term: | character mean entropy | ||

Synonym1: | character mean information content [Preferred] | ||

Synonym2: | character average information [Admitted] | ||

Synonym3: | content character information rate [Admitted] | ||

Symbol: | ${H}^{\prime}$ | ||

Definition: | mean per character of the entropy for all possible messages from a stationary message source $H}^{\prime}=\underset{m\to \infty}{\mathrm{lim}}\frac{{H}_{m}}{m$ where m characters from the sourceNote 1 to entry: The character mean entropy can be expressed in a unit such as the shannon per character. Note 2 to entry: The limit might not exist if the source were not stationary. | ||

Publication date: | 2019-03-29 | ||

Source: | IEC 80000-13:2008, 13-37, modified – Addition of information useful for the context of the IEV, and adaptation to the IEV rules | ||

Replaces: | |||

Internal notes: | |||

CO remarks: | |||

TC/SC remarks: | |||

VT remarks: | |||

Domain1: | |||

Domain2: | |||

Domain3: | |||

Domain4: | |||

Domain5: |

$H}^{\prime}=\underset{m\to \infty}{\mathrm{lim}}\frac{{H}_{m}}{m$

where *H _{m}* is the entropy of the set of all sequences of

Note 1 to entry: The character mean entropy can be expressed in a unit such as the shannon per character.

Note 2 to entry: The limit might not exist if the source were not stationary.