IEVref:171-07-25ID:
Language:enStatus: Standard
Term: irrelevance
Synonym1: prevarication
[Preferred]
Synonym2: spread
[Admitted]
Synonym3:
Symbol: H − ( Y|X ) MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaiGc9aspC0FXdbbc9asFfpec8Eeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmaadiWaaiWabaabaiaafaaake aacaWGibWaaSbaaSqaaiabgkHiTaqabaGcdaqadaqaaiaadMfacaGG 8bGaamiwaaGaayjkaiaawMcaaaaa@433B@
Definition: conditional entropy of a specific set of messages Y at a message sink given a specific set of messages X at a message source connected to the message sink by a specific channel

Note 1 to entry: H − (Y| X)= H + (X| Y)+H(Y)−H(X) MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaiGc9aspC0FXdbbc9asFfpec8Eeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmaadiWaaiWabaabaiaafaaake aacaWGibWaaSbaaSqaaiabgkHiTaqabaGccaGGOaGaamywamaaeeaa baGaamiwaiaacMcacqGH9aqpcaWGibWaaSbaaSqaaiabgUcaRaqaba GccaGGOaGaamiwamaaeeaabaGaamywaiaacMcacqGHRaWkcaWGibGa aiikaiaadMfacaGGPaGaeyOeI0IaamisaiaacIcacaWGybGaaiykaa Gaay5bSdaacaGLhWoaaaa@5308@ where H + ( X|Y ) MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgaruWqVvNCPvMCG4uz 3bqee0evGueE0jxyaibaiGc9aspC0FXdbbc9asFfpec8Eeeu0lXdbb a9frFj0xb9Lqpepeea0xd9s8qiYRWxGi6xij=hbba9q8aq0=yq=He9 q8qiLsFr0=vr0=vr0db8meaabaGacmaadiWaaiWabaabaiaafaaake aacaWGibWaaSbaaSqaaiabgUcaRaqabaGcdaqadaqaaiaadIfacaGG 8bGaamywaaGaayjkaiaawMcaaaaa@4330@ is equivocation and H is entropy.


Publication date:2019-03-29
SourceIEC 80000-13:2008, 13-34, modified – Addition of information useful for the context of the IEV, and adaptation to the IEV rules
Replaces:
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