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James–Stein estimator

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50 W

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0

The James–Stein estimator is an estimator of the mean θ := ( θ 1 , θ 2 , … θ m ) {\displaystyle {\boldsymbol {\theta }}:=(\theta _{1},\theta _{2},\dots \theta _{m})} for a multivariate random variable Y := ( Y 1 , Y 2 , … Y m ) {\displaystyle {\boldsymbol {Y}}:=(Y_{1},Y_{2},\dots Y_{m})} .

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