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Diffstat (limited to 'fuzzylite/fl/hedge/Seldom.h')
-rw-r--r-- | fuzzylite/fl/hedge/Seldom.h | 48 |
1 files changed, 31 insertions, 17 deletions
diff --git a/fuzzylite/fl/hedge/Seldom.h b/fuzzylite/fl/hedge/Seldom.h index a2a96c2..0bbedbf 100644 --- a/fuzzylite/fl/hedge/Seldom.h +++ b/fuzzylite/fl/hedge/Seldom.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_SELDOM_H @@ -29,14 +21,36 @@ namespace fl { - class FL_API Seldom : public Hedge { + /** + The Seldom class is a Hedge located second in the ordered set + (Not, Seldom, Somewhat, Very, Extremely, Any). + + @author Juan Rada-Vilela, Ph.D. + @see Hedge + @see HedgeFactory + @since 4.0 + */ + class FL_API Seldom FL_IFINAL : public Hedge { public: std::string name() const FL_IOVERRIDE; + + Complexity complexity() const FL_IOVERRIDE; + + /** + Computes the hedge for the membership function value @f$x@f$ + @param x is a membership function value + @return @f$ + \begin{cases} + \sqrt{0.5x} & \mbox{if $x \le 0.5$} \cr + 1-\sqrt{0.5(1-x)} & \mbox{otherwise}\cr + \end{cases} + @f$ + */ scalar hedge(scalar x) const FL_IOVERRIDE; Seldom* clone() const FL_IOVERRIDE; static Hedge* constructor(); }; - } + #endif /* FL_SELDOM_H */ |