code: def _get_ucb_beta_th(dim, time_step):
      """Computes the beta t for UCB based methods."""
      return np.sqrt(0.2 * dim * np.log(2 * dim * time_step + 1))
  
file_path: dragonfly/dragonfly/opt/multiobjective_gpb_acquisitions.py
imports: from __future__ import division
  from argparse import Namespace
  from copy import copy
  import numpy
  from .gpb_acquisitions import maximise_acquisition
  from .gpb_acquisitions import get_gp_sampler_for_parallel_strategy
label_desc: Use image node_id 3 for calling a global function with example usage: _get_ucb_beta_th(dim, time_step) and returns: np