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GaijinGM11
改进的GM(1,1)程序,可实现时间序列的灰色等维新息预测,采用弃旧纳新的原则。(The improved GM (1, 1) program, can realize the time series prediction using grey information renewal, discarding the old and new principles.)
- 2018-01-22 15:44:58下载
- 积分:1
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UDF2
说明: udf模拟油膜蒸发过程及其温度分布和各组分的浓度(Udf simulates oil film evaporation process and its temperature distribution and concentration of each component)
- 2019-11-25 14:20:22下载
- 积分:1
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sui-an54
小波包分析提取振动信号中的特征频率,调试通过可以使用,自己编的5种调制信号。( Wavelet packet analysis to extract vibration signal characteristic frequency, Debugging can be used, Own five modulation signal.)
- 2017-04-10 22:48:40下载
- 积分:1
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Lagrange
三階拉格朗日內差法。使用了Farrow結構,簡化三階多項式係數之運算。(third-order Lagrange interpolation algorithm. use Farrow structure to simplify the coefficients of the polynomial of Lagrange method.)
- 2020-12-14 18:59:13下载
- 积分:1
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yxtjfqiujie
求解雷诺方程有有限元法、有限差分法、有限体积法,本程序就是采用有限体积法对雷诺方程进行求解。(Solving Reynolds equation has finite element method, finite difference method, finite volume method, the program is the use of finite volume method to solve the Reynolds equation.)
- 2016-01-12 21:46:55下载
- 积分:1
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QR-decomposition
QR分解法是目前求一般矩阵全部特征值的最有效并广泛应用的方法,一般矩阵先经过正交相似变化成为Hessenberg矩阵,然后再应用QR方法求特征值和特征向量。它是将矩阵分解成一个正规正交矩阵Q与上三角形矩阵R,所以称为QR分解法,(QR decomposition
)
- 2020-08-31 01:08:10下载
- 积分:1
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2阶方程最小二乘法
说明: 最小二乘法估算三元二阶方程式系数,用于抛物线曲线拟合(Estimating coefficient of second order equation by least square method)
- 2020-03-24 16:26:04下载
- 积分:1
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xianshi
偏微分方程数值解上机实习 运用古典显式差分格式求解二维扩散方程的初边值问题 运用P-R差分格式求解二维扩散方程的初边值问题
- 2020-11-11 10:19:45下载
- 积分:1
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[emuch.net][1658947]Console6
计算材料学中用相场法模拟合金凝固相变的程序(Computational Materials Science using phase-field simulation of solidification phase change process)
- 2021-01-28 16:38:34下载
- 积分:1
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vumat1
是ABAQUS有限元模拟软件的子程序,主要研究损伤断裂(a subroutine of ABAQUS for damage and fracture
)
- 2015-01-03 09:27:40下载
- 积分:1