deriv_crit_IMSPE {hetGP}

Derivative of crit_IMSPE

Description

Derivative of crit_IMSPE

Usage

deriv_crit_IMSPE(x, model, Wijs = NULL)

Arguments

x

matrix for the new design (size 1 x d)

model

homGP or hetGP model

Wijs

optional previously computed matrix of Wijs, see Wij

Value

Derivative of the sequential IMSPE with respect to x

See Also

crit_IMSPE for the criterion