What is CONARIANCE SELECTION and its use in REGRESSION MODELS? Any numerical example please.?

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What is CONARIANCE SELECTION and its use in REGRESSION MODELS? Any numerical example please.?

2006-11-02 17:23:21 · 2 answers · asked by TAHIR RASHID 1 in Science & Mathematics ➔ Mathematics

2 answers

conariance... i do not know,
covariance selection, well yes:
variable selection is to allow certain regression coefficients to be zero. Covariance selection is to allow certain
elements of the inverse covariance matrix to be zero. !

2006-11-08 02:15:12 · answer #1 · answered by Anonymous · 0⤊ 0⤋

Covariance?

2006-11-03 01:57:34 · answer #2 · answered by ? 6 · 0⤊ 1⤋