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path: root/dpd/src/Model.py
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# -*- coding: utf-8 -*-

import numpy as np
import logging
import matplotlib.pyplot as plt

class Model:
    """Calculates new coefficients using the measurement and the old
    coefficients"""

    def __init__(self, coefs):
        self.coefs = coefs

    def get_next_coefs(self, txframe_aligned, rxframe_aligned):
        txframe_aligned = txframe_aligned / np.median(np.abs(txframe_aligned))
        rxframe_aligned = rxframe_aligned / np.median(np.abs(rxframe_aligned))

        logging.debug("txframe: min %f, max %f, median %f" %
                      (np.min(np.abs(txframe_aligned)),
                       np.max(np.abs(txframe_aligned)),
                       np.median(np.abs(txframe_aligned))
                       ))

        logging.debug("rxframe: min %f, max %f, median %f" %
                      (np.min(np.abs(rxframe_aligned)),
                       np.max(np.abs(rxframe_aligned)),
                       np.median(np.abs(rxframe_aligned))
                       ))

        plt.plot(rxframe_aligned[:1024], label="rxframe")
        plt.plot(txframe_aligned[:1024], label="txframe")
        plt.legend()
        plt.savefig("/tmp/")

        return self.coefs

# The MIT License (MIT)
#
# Copyright (c) 2017 Andreas Steger
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.