gr-satnogs/include/satnogs/utils.h

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/* -*- c++ -*- */
/*
* gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
*
* Copyright (C) 2016, Libre Space Foundation <http://librespacefoundation.org/>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDE_SATNOGS_UTILS_H_
#define INCLUDE_SATNOGS_UTILS_H_
namespace gr
{
namespace satnogs
{
/**
* Computes the Mean Absolute Percentage Error
* @param ref the reference value
* @param estimation the estimated value
* @return the mean absolute percentage error
*/
static inline double
mape(double ref, double estimation)
{
return std::abs(ref - estimation) / ref;
}
} // namespace satnogs
} // namespace gr
#endif /* INCLUDE_SATNOGS_UTILS_H_ */