def METHOD_NAME(
    self,
    tax_base: NumericalArray,
) -> NumericalArray:
    """
    Compute the relevant thresholds for the given tax bases.
    :param: ndarray tax_base: Array of the tax bases.
    :returns: Floating array with relevant thresholds
              for the given tax bases.
    For instance:
    >>> import numpy
    >>> from openfisca_core import taxscales
    >>> tax_scale = taxscales.MarginalRateTaxScale()
    >>> tax_scale.add_bracket(0, 0)
    >>> tax_scale.add_bracket(200, 0.1)
    >>> tax_scale.add_bracket(500, 0.25)
    >>> tax_base = numpy.array([450, 1_150, 10])
    >>> tax_scale.threshold_from_tax_base(tax_base)
    array([200, 500,   0])
    """
    return numpy.array(self.thresholds)[self.bracket_indices(tax_base)]