shipturn

认知无线电频谱感知能量检测算法，噪声不确定(Cognitive radio spectrum sensing energy detection algorithm, noise uncertainty)

精通Matlab综合辅导与指南-源程序，包含大量实用程序，对提高MATLAB很有帮助(Proficient in Matlab comprehensive counseling and guidance- source, contains a wealth of practical procedures to improve the MATLAB helpful)

数值解法 例1 用改进的欧拉方法求一阶方程初值问题的 数值解 例2 数学摆的运动方程与近似方程数值解比较 例3 四阶龙格库塔公式求数值解 Matlab实现求数值解 例1 求初值问题y =x*sin(x)-y,y(0)=0的数值 解.先编辑一个定义方程的ODEF函数文件 ODEfun1.m. 例2 求方程组初值问题的数值解,按指定步长 0.05划分节点. 例3 按指定的精度求高阶方程初值问题的数值解.(Numerical Solution of the law a method of using the improved Euler' s equation of order to a first-order initial value problem of the numerical solution of cases of two mathematical pendulum equations of motion compared with the approximate numerical solutions of equations of three cases of fourth-order Runge-Kutta numerical solution of the formula Matlab order to achieve the numerical solution of demand cases seeking an initial value problem y ' = x* sin (x)-y, y (0) = 0 the numerical solution. first, the definition of an equation editor ODEF function file ODEfun1.m. cases of two demand equations initial value problem of numerical solution, according to the specified division of the node step 0.05. Example 3 according to the specified precision of seeking higher-order equation of the numerical solution of initial value problem.)

DecayWav.txt输入下冲激响应，应用最小二乘算法对ARMA模型参数进行估计(DecayWav.txt input impulse response, using the least square algorithm to estimate the parameters of the ARMA model)

matlab的PSO工具箱，只需对参数和目标函数设定就可以进行粒子群计算(PSO toolbox matlab, simply set the parameters and the objective function can be particle swarm meter )

MATLAB 学习指南第六章．编写与调用函数(MATLAB Learning Guide Chapter VI. Prepared with the call function)

melp fixed point compression is very useful for speech coding in bit rate 2400bps

Rayleigh distribution function

MATLAB 编程技巧（尽量避免使用循环；大型矩阵的预先定维）(MATLAB programming skills (as far as possible avoid the use of the cycle large matrix of pre-set dimension))

这些资料都是有关数学建模所用的SPPS软件的资料，希望对大家有帮助。(These data are used for mathematical modeling of SPPS software information, we want to help.)