Learn R Programming

rBayesianOptimization (version 1.2.0)

Utility: Utility Computing Function

Description

Computing Utility.

Usage

Utility(x_vec, GP, acq = "ucb", y_max, kappa, eps)

Value

negative utility to be minimized

Arguments

x_vec

a vector of scaled hyperparameters

GP

an object of class GP

acq

Acquisition function type to be used

y_max

The current maximum known value of the target utility function

kappa

tunable parameter kappa to balance exploitation against exploration

eps

tunable parameter epsilon to balance exploitation against exploration