class_docstr: A GP to be used in multi-fidelity settings. 
class_docstr_tok: ["A","GP","to","be","used","in","multi-fidelity","settings","."]
docstr: Get a combined representation for the fidelity and domian data.
  Can be overridden by a child class if there is a more efficient representation.
docstr_tok: ["Get","a","combined","representation","for","the","fidelity","and","domian","data",".","Can","be","overridden","by","a","child","class","if","there","is","a","more","efficient","representation","."]
code: def get_ZX_from_ZZ_XX(cls, ZZ, XX):
      """Get a combined representation for the fidelity and domian data.
      Can be overridden by a child class if there is a more efficient representation.
      """
      return get_ZX_from_ZZ_XX(ZZ, XX)
  
imports: from __future__ import division
  from .None import kernel
  from .gp_core import GP, GPFitter, mandatory_gp_args
  from ..utils.option_handler import load_options
  from ..utils.reporters import get_reporter
  from ..utils.ancillary_utils import get_list_of_floats_as_str
label_desc: Use image node_id 2 for calling the MFGP obj's underlying member method code with example usage: obj.get_ZX_from_ZZ_XX(cls, ZZ, XX) and returns: get_ZX_from_ZZ_XX