Source code for openquake.hmtk.seismicity.smoothing.kernels.base

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# vim: tabstop=4 shiftwidth=4 softtabstop=4

#
# LICENSE
#
# Copyright (C) 2010-2018 GEM Foundation, G. Weatherill, M. Pagani,
# D. Monelli.
#
# The Hazard Modeller's Toolkit is free software: you can redistribute
# it and/or modify it under the terms of the GNU Affero General Public
# License as published by the Free Software Foundation, either version
# 3 of the License, or (at your option) any later version.
#
# You should have received a copy of the GNU Affero General Public License
# along with OpenQuake. If not, see <http://www.gnu.org/licenses/>
#
# DISCLAIMER
# 
# The software Hazard Modeller's Toolkit (openquake.hmtk) provided herein
# is released as a prototype implementation on behalf of
# scientists and engineers working within the GEM Foundation (Global
# Earthquake Model).
#
# It is distributed for the purpose of open collaboration and in the
# hope that it will be useful to the scientific, engineering, disaster
# risk and software design communities.
#
# The software is NOT distributed as part of GEM’s OpenQuake suite
# (https://www.globalquakemodel.org/tools-products) and must be considered as a
# separate entity. The software provided herein is designed and implemented
# by scientific staff. It is not developed to the design standards, nor
# subject to same level of critical review by professional software
# developers, as GEM’s OpenQuake software suite.
#
# Feedback and contribution to the software is welcome, and can be
# directed to the hazard scientific staff of the GEM Model Facility
# (hazard@globalquakemodel.org).
#
# The Hazard Modeller's Toolkit (openquake.hmtk) is therefore distributed
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# The GEM Foundation, and the authors of the software, assume no
# liability for use of the software.

# -*- coding: utf-8 -*-
'''
Module :mod:`openquake.hmtk.seismicity.smoothing.kernels.base`
implements the abstract base class for the smoothing kernels
'''
import abc


class BaseSmoothingKernel(object):
    '''
    Abstract Base Class to smooth a grid according the sets of
    regular smoothing kernels
    '''
    __metaclass__ = abc.ABCMeta

    @abc.abstractmethod
    def smooth_data(self, data, config):
        '''
        Applies the smoothing Kernel

        :param numpy.ndarray data:
            Earthquake grid counts in the form
            [Longitude, Latitude, Depth, Count] where Longitude, Latitude and
            Depth correspond to the mid-points of each cell!
        :param dict config:
            Algorithm configuration parameters
        '''