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#pragma once
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#include "Defines.h"
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#include "mAlgPseudo_global.h"
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#include "mAlgDefines.h"
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#include "mAlgMatrix.h"
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// 这是内部用的一些拟合相关的函数类
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class M_ALGPSEUDO_EXPORT iAlgPseuFitHelper
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{
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public:
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// 计算“x--->y”的回归曲线方程系数
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static bool _fitXtoY(VecDouble vecXs, VecDouble vecYs, VecDouble &vecCoefs, bool isZero = true);
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// 计算“y--->x”的回归曲线方程系数(反推)
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static bool _fitYtoX(VecDouble vecXs, VecDouble vecYs, VecDouble &vecCoefs, bool isZero = false);
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// 计算相关性系数
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// vecXs是横坐标，vecYs为纵坐标，vecCoefs为系数
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static bool _calR2(VecDouble vecXs, VecDouble vecYs, VecDouble vecCoefs, double &R2);
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// 多项式转换
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static bool _calMultiPolyX(double x, double &y, VecDouble vecCoefs);
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private:
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};
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