Description Usage Arguments Value
Tuning a gaussian process regression model's kernel parameter
1 2 3 4 |
x |
Matrix; the features of tuning data set. |
y |
Matrix; y. |
ARD |
Boolean; set to TRUE to use ARD when tuning param; default value is TRUE. |
init_betainv |
Numeric; initial value for kernel parameter, betainv. |
init_theta |
Numeric vector; initail value for kernel parameter, theta. |
optim_rbf_max |
Integer; max iteration when optimizing marginal log-likelihood. |
optim_trace |
Integer; |
optim_report |
Integer; |
optim_ard_max |
Integer; |
optim_ard_trace |
Integer; |
optim_ard_report |
Integer; |
kernel_name |
String; kernel name |
ncpu |
Integer; the number of thread to be used; set to -1 to use all threads; default value is -1. |
return a list having five objects: betainv thetarel nfeature kernelname ARD
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