Source code for openquake.hazardlib.scalerel.peer

# -*- coding: utf-8 -*-
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"""
Module :mod:`openquake.hazardlib.scalerel.peer` implements :class:`PeerMSR`.
"""
from openquake.hazardlib.scalerel.base import BaseMSRSigma
from openquake.baselib.slots import with_slots


[docs]@with_slots class PeerMSR(BaseMSRSigma): """ Magnitude-Scaling Relationship defined for PEER PSHA test cases. See "Verification of Probabilistic Seismic Hazard Analysis Computer Programs", Patricia Thomas and Ivan Wong, PEER Report 2010/106, May 2010. """ _slots_ = []
[docs] def get_median_area(self, mag, rake): """ Calculates median area as ``10 ** (mag - 4)``. Rake is ignored. """ return 10 ** (mag - 4.0)
[docs] def get_std_dev_area(self, mag, rake): """ Standard deviation for PeerMSR. Mag and rake are ignored. >>> peer = PeerMSR() >>> 0.25 == peer.get_std_dev_area(4.0, 50) True """ return 0.25