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bayesm (version 3.1-6)

lndMvn: Compute Log of Multivariate Normal Density

Description

lndMvn computes the log of a Multivariate Normal Density.

Usage

lndMvn(x, mu, rooti)

Value

Log density value

Arguments

x

density ordinate

mu

mu vector

rooti

inv of upper triangular Cholesky root of \(\Sigma\)

Warning

This routine is a utility routine that does not check the input arguments for proper dimensions and type.

Author

Peter Rossi, Anderson School, UCLA, perossichi@gmail.com.

Details

\(z\) \(\sim\) \(N(mu,\Sigma)\)

References

For further discussion, see Chapter 2, Bayesian Statistics and Marketing by Rossi, Allenby, and McCulloch.

See Also

lndMvst

Examples

Run this code
Sigma = matrix(c(1, 0.5, 0.5, 1), ncol=2)
lndMvn(x=c(rep(0,2)), mu=c(rep(0,2)), rooti=backsolve(chol(Sigma),diag(2)))

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