docs: def applyArrayFilters(array, posL, posR, matchMask):
      """#TODO: docstring
  
      :param array: #TODO: docstring
      :param posL: #TODO: docstring
      :param posR: #TODO: docstring
      :param matchMask: #TODO: docstring
  
      :returns: ``numpy.array``, a subset of the input ``array``.
      """
      return numpy.compress(matchMask, array[posL:posR], axis=0)