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Diffstat (limited to 'fuzzylite/src/hedge/Seldom.cpp')
-rw-r--r-- | fuzzylite/src/hedge/Seldom.cpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/fuzzylite/src/hedge/Seldom.cpp b/fuzzylite/src/hedge/Seldom.cpp new file mode 100644 index 0000000..d87b48a --- /dev/null +++ b/fuzzylite/src/hedge/Seldom.cpp @@ -0,0 +1,50 @@ +/* + Author: Juan Rada-Vilela, Ph.D. + Copyright (C) 2010-2014 FuzzyLite Limited + All rights reserved + + This file is part of fuzzylite. + + fuzzylite is free software: you can redistribute it and/or modify it under + the terms of the GNU Lesser General Public License as published by the Free + Software Foundation, either version 3 of the License, or (at your option) + any later version. + + fuzzylite 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 Lesser General Public License + for more details. + + You should have received a copy of the GNU Lesser General Public License + along with fuzzylite. If not, see <http://www.gnu.org/licenses/>. + + fuzzyliteâ„¢ is a trademark of FuzzyLite Limited. + + */ + +#include "fl/hedge/Seldom.h" + +#include "fl/Operation.h" + +namespace fl { + + std::string Seldom::name() const { + return "seldom"; + } + + scalar Seldom::hedge(scalar x) const { + return Op::isLE(x, 0.5) + ? std::sqrt(x / 2.0) + : 1.0 - std::sqrt((1.0 - x) / 2.0); + } + + Seldom* Seldom::clone() const { + return new Seldom(*this); + } + + Hedge* Seldom::constructor() { + return new Seldom; + } + + +} |