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/*
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 FuzzyLite License included with the software.
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_SMALLESTOFMAXIMUM_H
#define FL_SMALLESTOFMAXIMUM_H
#include "fl/defuzzifier/IntegralDefuzzifier.h"
namespace fl {
/**
The SmallestOfMaximum class is an IntegralDefuzzifier that computes the
smallest value of the maximum membership function of a fuzzy set
represented in a Term.
@author Juan Rada-Vilela, Ph.D.
@see LargestOfMaximum
@see MeanOfMaximum
@see IntegralDefuzzifier
@see Defuzzifier
@since 4.0
*/
class FL_API SmallestOfMaximum : public IntegralDefuzzifier {
public:
explicit SmallestOfMaximum(int resolution = defaultResolution());
virtual ~SmallestOfMaximum() FL_IOVERRIDE;
FL_DEFAULT_COPY_AND_MOVE(SmallestOfMaximum)
virtual std::string className() const FL_IOVERRIDE;
virtual Complexity complexity(const Term* term) const FL_IOVERRIDE;
/**
Computes the smallest value of the maximum membership function in the
fuzzy set. The smallest value is computed while integrating over the
fuzzy set. 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 smallest @f$x@f$-coordinate of the maximum membership
function value in the fuzzy set
*/
virtual scalar defuzzify(const Term* term,
scalar minimum, scalar maximum) const FL_IOVERRIDE;
virtual SmallestOfMaximum* clone() const FL_IOVERRIDE;
static Defuzzifier* constructor();
};
}
#endif /* FL_SMALLESTOFMAXIMUM_H */
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