gradfuncarray {GauPro} | R Documentation |
Calculate gradfunc in optimization to speed up. NEEDS TO APERM dC_dparams Doesn't need to be exported, should only be useful in functions.
Description
Calculate gradfunc in optimization to speed up. NEEDS TO APERM dC_dparams Doesn't need to be exported, should only be useful in functions.
Usage
gradfuncarray(dC_dparams, Cinv, Cinv_yminusmu)
Arguments
dC_dparams |
Derivative matrix for covariance function wrt kernel parameters |
Cinv |
Inverse of covariance matrix |
Cinv_yminusmu |
Vector that is the inverse of C times y minus the mean. |
Value
Vector, one value for each parameter
Examples
gradfuncarray(array(dim=c(2,4,4), data=rnorm(32)), matrix(rnorm(16),4,4), rnorm(4))
[Package GauPro version 0.2.12 Index]