[R] How to optimize a matrix

b88207001 at ntu.edu.tw b88207001 at ntu.edu.tw
Mon Mar 9 06:55:20 CET 2009

I would like to estimate the sigma matrix of multinormal distribution  
through ML.
But I don't know how to optimize the parameter sigma.

Could any one help me?

Thank you so much~

Yen Lee

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