▍1. J2000toWGS84
J2000坐标系与WGS84坐标系之间的转换矩阵计算。(The matrix between J2000 and WGS84 coordinat system)
J2000坐标系与WGS84坐标系之间的转换矩阵计算。(The matrix between J2000 and WGS84 coordinat system)
说明: 二维河道水动力模型;matlab 迭代程序;水质模拟(Two dimensional river hydrodynamic model; MATLAB iterative program; water quality simulation)
基于MATLAB进行标准化降水指数SPI计算程序,主要用于干旱分级的确定指数。(Standardized precipitation index SPI calculation based on MATLAB program, mainly used to determine the index drought classification.)
MATLAB语言编程工具编制测距模型分析界面,具有可变换测距模型,可变换参数设置及测距结果显示,精度分析等功能。(MATLAB language programming tools for the preparation of Ranging model analysis interface with convertible ranging model of transformation parameters can be set up and ranging results showed that precision of analysis functions.)
在matlab里利用逆矩阵算法对于一个给定的波前来算它的泽尼克系数(Zernike Polynomial Coefficients for a given Wavefront using Matrix Inversion in Matlab )
计算波导中四波混频效率,考虑线性损耗、自由载流子吸收损耗、双光子吸收损耗(FWM efficiency in silicon waveguide)
精密星历内插 matlab代码,包含误差分析(Precise ephemeris interpolation matlab code, including error analysis)
计算球体RCS,输入球直接获取球的雷达散射截面(Sphere radar cross section calculation)
隐式高斯法求解三相不平衡配电网的潮流计算,很实用,欢迎下载。(Implicit Gaussian method for solving three-phase unbalanced load flow calculation of the distribution network, very practical, welcome to download.)
这是前推回代法求解三相不平衡配电网的潮流计算,适合各种情况下的节点。(This is the forward and backward substitution method to solve the three-phase unbalanced distribution network power flow calculation, suitable for a variety of situations node.)
用于计算太阳辐射的模型,该模型计算精度好,方法简单(Used to calculate the solar radiation model, the model accuracy, the method is simple)
有限元平面问题的求解相关程序。 包括质量矩阵,刚度矩阵,主程序,绘图程序等。(Finite element solution of plane problems related procedures. Including the mass matrix, stiffness matrix, the main program, mapping procedures.)
基于蒙特卡罗算法的电力系统风险评估研究_李彦生。利用蒙特卡洛抽样和潮流计算方法计算电力系统可靠性(Based on the Monte Carlo algorithm for power system risk assessment studies _ Li Yansheng. Monte Carlo sampling and flow calculation method of the calculation of the power system reliability)
改进的极限学习机算法,具有更好的预测性能和稳定性(Improved limit learning machine algorithm)
说明: 分形理论计算,粗糙面结合面的法向载荷和法向接触刚度计算(fractal thoetry simulation)
说明: 使用Eviews编写covar程序,实现covar的计算(Using Eviews to write Covar)
这是学习分数阶傅里叶变换,必须的算法这是学习分数阶傅里叶变换,必须的算法这是学习分数阶傅里叶变换,必须的算法(the of fragnaii or fft)