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15下载:
MATLAB实现拉格朗日、分段线性、三次样条三种插值的方法,改变节点的数目,对三种插值结果进行初步分析,MATLAB realization of Lagrange, piecewise linear, cubic spline interpolation in three ways, changing the number of nodes, interpolation of three preliminary analysis of the results
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用matlab编写的实现Lagrange插值函数和三次样条插值函数,输入值为x向量和对应的y向量,输出函数图像,Matlab prepared with the realization of Lagrange interpolation function and cubic spline interpolation function, type the value of x vector and the corresponding y vector, the output function of
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matlab各种插值算法应用实例,包括:拉格朗日插值、艾特肯插值法、牛顿插值法、 高斯插值法、 埃尔米特插值法、 分段埃尔米特插值法、样条插值、有理分式插值法、分片双线性插值、二元三点拉格朗日插值及分片双三次埃尔米特插值-a variety of interpolation algorithm matlab application examples include: Lagrange interpolation, Aitken interpolation, Newton interpolatio
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lagrange插值
快捷计算插值,挺好的.-lagrange interpolation quick calculation of interpolation, quite good.
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考虑在一个固定区间上用插值逼近一个函数。显然,Lagrange插值中使用的节点越多,插值多项式的次数就越高。我们自然关心插值多项式增加时,Ln(x)是否也更加靠近被逼近的函数。龙格(Runge)给出的一个例子是极著名并富有启发性的。-Considered at a fixed interval on a function approximation using interpolation. Clearly, Lagrange interpolation nodes are used the mo
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基于matlab实现的实质分析实例的计算 对基本的插值的计算 可运行-Lagrange interpolation matlab implementation of the interpolation for the calculation of the basic operational
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1.n个节点分段Lagrange插值多项式;
2.使用格式y=lagrange(x0,y0,x,k);
3.输入项x0为n维插值节点向量,y0为n维被插函数值向量;
4.x为m维插值点向量,k为分段插值多项式次数,不超过3,缺省为k=1;
5.输出y为插值点x处的函数值;- 1.n a sub-node Lagrange interpolation polynomial 2. The use of the format y = lagrange (x0, y0,
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包括Newton插值、Lagrange插值、样条插值-Including the Newton interpolation, Lagrange interpolation, spline interpolation and so on. . .
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高斯插值拟合用,在数据较少的情况下拟合精度慢速要求,三到四阶。-Lagrange interpolation fit to use, in the case of less data fitting precision of slow demand, three to four bands.
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拉格朗日插值Matlab编程实现//拉格朗日插值Matlab编程实现-Lagrange Interpolation Matlab programming
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lagrange interpolation matlab code
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拉格朗日插值法matlab源程序,具有通用性和可扩展性。-Lagrange interpolation matlab source, has the versatility and scalability.
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lagrange插值法的matlab程序。帮助学习数值分析插值法一章。-lagrange interpolation matlab program. Numerical analysis interpolation method to help learn the chapter.
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插值法的matlab实现,内含说明。拉格朗日插值,均分牛顿插值,差分牛顿插值,三次样条插值,埃米尔特插值-Matlab interpolation method implementations, containing instructions. Lagrange interpolation, Newton interpolation sharing, differential Newton interpolation, cubic spline interpolation, Amy Stewar
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利用MATLAB,通过迭代法实现拉格朗日插值程序,并计算迭代误差——用于高等工程数学-Using MATLAB, the Lagrange interpolation program is realized by the iterative method, and the iteration error is calculated.
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拉格朗日插值算法函数程序以及使用的主程序,适合新人的新手教程(Lagrange interpolation algorithm function program and the use of the main program)
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3个插值方法matlab代码,monomial的,lagrange的,chebyshev的(interpolation matlab code, include monomial, lagrange, chebyshev)
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使用拉格朗日插值计算, 这里以拉格朗日3次插值为例,利用C++进行实现:(Using Lagrange interpolation calculation)
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实现多节点的Lagrange插值,保存后直接引用,函数名为Lagrange(Implement Lagrange interpolation.)
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MATLAB源程序代码分享:MATLAB实现自定义的拉格朗日插值(Matlab source code sharing: Matlab to achieve custom Joseph-Louis Lagrange interpolation)
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