Chapman-Robbins bound

English

Named after Douglas Chapman and Herbert Robbins, who discovered it in 1951, independently of the original (1950) discovery by John Hammersley.

Chapman-Robbins bound (plural Chapman-Robbins bounds)

(statistics) A lower bound on the variance of estimators of a deterministic parameter; a generalization of the Cramér-Rao bound, it is both tighter and more widely applicable, but usually harder to compute.
Synonym: Hammersley-Chapman-Robbins bound

单词	Chapman-Robbins bound
释义	Chapman-Robbins bound English Etymology Named after Douglas Chapman and Herbert Robbins, who discovered it in 1951, independently of the original (1950) discovery by John Hammersley. Noun Chapman-Robbins bound (plural Chapman-Robbins bounds) (statistics) A lower bound on the variance of estimators of a deterministic parameter; a generalization of the Cramér-Rao bound, it is both tighter and more widely applicable, but usually harder to compute. Synonym: Hammersley-Chapman-Robbins bound
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