MPSK信号基于高阶循环谱估计载波频率

求N个字符的不重复排列数，不是标准的递归写法，供求职时笔试参考。(Seek N-character array of non-repetition number, not an ordinary recursive formulation for the job when the written reference.)

在Matlab环境下用Gauss消元法求解线性方程组的根(In Matlab environment using Gauss elimination method for solving linear equations of the root)

程序代码说明 P0201：MATLAB赋值 P0202：MATLAB中的for循环 P0203：MATLAB中的for循环和if条件 P0205：MATLAB图像处理的基本操作 P0206：MATLAB高级图像处理操作 P0207：根据RGB图像创建一幅灰度图像 P0208：二值图像的取反操作 P0209：用imshow函数显示图像 P0210：在同一个窗口内显示两幅图像 (Procedure Code Description P0201: MATLAB assignment P0202: MATLAB for loop in P0203: MATLAB for loop and if the condition P0205: MATLAB image processing basics P0206: MATLAB high-level image processing operations P0207: RGB image created according to a gray image P0208: binary image of the check against action P0209: use the imshow function to display images P0210: in the same window display two images)

计算有空气孔介质光子晶体的色散曲线，供大家交流，互相学习(Calculated free pore Photonic crystal dispersion curves for all to exchange, learn from each other)

网络平均时延的计算，通过两种算法互相验证结果(Average network delay calculation results in two mutual authentication algorithm)

三次样条插值函数边界条件由实际问题对三次样条插值在端点的状态要求给出。以第1边界条件为例，用节点处二阶导数表示三次样条插值函数，用追赶法求解相关方程组。(Cubic spline interpolation function from the real problems of boundary conditions cubic spline interpolation is required to give the state of the endpoint. In the first boundary condition, for example, with a node represents the second derivative of the cubic spline interpolation function, solving equations associated with the catch method.)

聚类K-Medoids算法。文件里面包含了详细的程序说明和示例。(K-Medoids clustering algorithm.The file contains a detailed description of the procedures and examples.)

face recognition uisng somme prsribed algorithms

说明：  一个用于计算六方点阵的单光束干涉方法，MATLAB编写的(A six-dot matrix used to calculate the single-beam interference method, MATLAB prepared)

book for image analysis