Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
statistical bound
|
| gptkbp:alsoKnownAs |
gptkb:Cramér–Rao_bound
|
| gptkbp:appliesTo |
unbiased estimators
|
| gptkbp:category |
statistical inequalities
|
| gptkbp:describes |
lower bound on variance of estimators
|
| gptkbp:field |
gptkb:estimation_theory
statistics |
| gptkbp:form |
Var(T) ≥ 1/I(θ)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Rao–Cramer bound
|
| gptkbp:I(θ) |
gptkb:Fisher_information
|
| gptkbp:importantFor |
measures efficiency of estimators
|
| gptkbp:introducedIn |
1945
|
| gptkbp:namedAfter |
gptkb:C._R._Rao
gptkb:Harald_Cramér |
| gptkbp:relatedTo |
gptkb:Fisher_information
gptkb:Lehmann–Scheffé_theorem efficient estimator |
| gptkbp:usedIn |
gptkb:information_theory
gptkb:machine_learning gptkb:signal_processing parameter estimation |
| gptkbp:bfsParent |
gptkb:Vijayendra_Kasturi_Ranga_Varadaraja_Rao
|
| gptkbp:bfsLayer |
7
|