allan variance
 

* 1.One half of the time average over the sum of the squares of the differences between successive readings of the frequency deviation sampled over the sampling period. Note: The Allan variance is conventionally expressed by y2() . The samples are taken with no dead-time between them. Synonym two-sample variance

English Related Words* a variance

* allan

* allanite

* allanite-(ce)

* allanite-(la)

* allanite-(y)

* allantiasis

* allantochorion

* allantoic

* allantoic acid

* allantoid

* allantoidal

* allantoidea

* allantoin

* allantois