garchfit函数的用法，用于ARMA参数的拟合，给出参数的极大似然估计值。-The function of the usage of garchfit for ARMA parameter fitting, given the parameters of a great likelihood estimate.

用MATLAB语言仿真无线传感器网络中三边定位法、极大似然值定位法、质心定位法和泰勒级数展开定位法-Using MATLAB simulation of wireless sensor networks trilateral positioning method, maximum likelihood value positioning method, centroid location positioning method and Taylor series expansion method

利用极大似然估计估计出copula函数参数后，求解常见的copula函数的对数似然值。(After estimating the parameters of the copula function by using the MLE, the log likelihood values of the common Copula Functions are solved.)

计算极大似然值copula，matlab代码(Calculate the maximum likelihood value)