diff options
Diffstat (limited to 'fuzzylite/fl/defuzzifier/Centroid.h')
-rw-r--r-- | fuzzylite/fl/defuzzifier/Centroid.h | 48 |
1 files changed, 32 insertions, 16 deletions
diff --git a/fuzzylite/fl/defuzzifier/Centroid.h b/fuzzylite/fl/defuzzifier/Centroid.h index 7510673..b056eac 100644 --- a/fuzzylite/fl/defuzzifier/Centroid.h +++ b/fuzzylite/fl/defuzzifier/Centroid.h @@ -1,25 +1,17 @@ /* - Author: Juan Rada-Vilela, Ph.D. - Copyright (C) 2010-2014 FuzzyLite Limited - All rights reserved + fuzzylite (R), a fuzzy logic control library in C++. + Copyright (C) 2010-2017 FuzzyLite Limited. All rights reserved. + Author: Juan Rada-Vilela, Ph.D. <jcrada@fuzzylite.com> 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. + the terms of the FuzzyLite License included with the software. - 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. + You should have received a copy of the FuzzyLite License along with + fuzzylite. If not, see <http://www.fuzzylite.com/license/>. + fuzzylite is a registered trademark of FuzzyLite Limited. */ #ifndef FL_CENTROID_H @@ -29,6 +21,16 @@ namespace fl { + /** + The Centroid class is an IntegralDefuzzifier that computes the centroid + of a fuzzy set represented in a Term. + + @author Juan Rada-Vilela, Ph.D. + @see BiSector + @see IntegralDefuzzifier + @see Defuzzifier + @since 4.0 + */ class FL_API Centroid : public IntegralDefuzzifier { public: explicit Centroid(int resolution = defaultResolution()); @@ -36,12 +38,26 @@ namespace fl { FL_DEFAULT_COPY_AND_MOVE(Centroid) virtual std::string className() const FL_IOVERRIDE; + + virtual Complexity complexity(const Term* term) const FL_IOVERRIDE; + + /** + Computes the centroid of a fuzzy set. The defuzzification process + integrates over the fuzzy set utilizing the boundaries given as + parameters. The integration algorithm is the midpoint rectangle + method (https://en.wikipedia.org/wiki/Rectangle_method). + + @param term is the fuzzy set + @param minimum is the minimum value of the fuzzy set + @param maximum is the maximum value of the fuzzy set + @return the @f$x@f$-coordinate of the centroid of the fuzzy set + */ virtual scalar defuzzify(const Term* term, scalar minimum, scalar maximum) const FL_IOVERRIDE; virtual Centroid* clone() const FL_IOVERRIDE; static Defuzzifier* constructor(); }; - } + #endif /* FL_CENTROID_H */ |