QFD2/QFD/algorithm/HierarchicalAnalysis.h

#ifndef CONSISTENCYCHECK_H
#define CONSISTENCYCHECK_H

#include <QString>
#include <QVector>

/**
 * @brief AHP层次分析法
 */
class HierarchicalAnalysis
{
public:
    /**
     * @brief 构造函数
     * @param 输入节点信息
     * @param 输入节点列表，必须满足n^2
     * @example:
     *          QStringList ll = { "展开时间", "撤收时间", "携行重量", "操作人数", "防护能力", "保密能力" };
     *          QVector<qreal> nn = { 1, 1.0 / 3.0, 1.0 / 5.0, 1.0 / 3.0, 1.0 / 5.0, 1.0 / 3.0, 3, 1,
     *                                1.0 / 3.0, 3, 1.0/ 5.0, 1.0 / 3.0, 5, 3, 1, 5, 3, 3, 3, 1.0 / 3.0,
     *                                1.0 / 5.0, 1, 1.0 / 7.0, 1.0 / 3.0, 5, 5, 1.0 / 3.0, 7, 1, 3, 3,
     *                                3,1.0 / 3.0, 3, 1.0 / 3.0, 1 };
     *          HierarchicalAnalysis cc(ll, nn);
     *          qDebug() << cc.consitst();
     */
    HierarchicalAnalysis(int columnCount, const QVector<qreal> &nxnValus);

    const QVector<qreal> &getWeights() const { return m_weights; }
    const QVector<qreal> &getaverageWeights() const { return m_averageWeights; }

    qreal CI() const { return m_CI; }
    qreal CR() const { return m_CR; }

    /**
     * @brief 一致性判断
     */
    bool consitst() const
    {
        return true;  // return m_CR < thd;
    }

private:
    const qreal RI[10] = { 0, 0, 0.58, 0.90, 1.12, 1.24, 1.32, 1.41, 1.45, 1.49 };
    const qreal thd    = 0.1;
    void calc(const QVector<qreal> &nxnValus);

    int m_columnCount;
    QVector<qreal> m_sqartnValues;
    QVector<qreal> m_weights;
    QVector<qreal> m_averageWeights;

    qreal m_CI;
    qreal m_CR;
};

#endif  // CONSISTENCYCHECK_H