noise_cancellation

数学建模，优化计算，以及模型实例， funtool - 函数计算器 tutdemo - MATLAB优化教程 mathmodl - 工具箱演示 (Modeling)

说明：  ：针对PID参数复杂烦琐的整定过程这一问题，基于MATLAB／Simulink仿真环境，模拟工程稳 定边界法的PID参数整定策略和步骤，提出了一种简单有效的PID参数整定方法．与通常的整定方法 比较，其优点是非常直观、完全可视化操作、省去了编程的工作量．仿真结果表明该方法具有良好的收 敛性，使得控制系统动态性能得到有效改善，并且很大程度上减少了工作量．(Abstract：The process of PID parameters turning is complicated and time—consuming to engi— neering technician．To solve this problem．simulating the Z～ N method of engineering turn— ing，based on the MATLAB／simulink，a simple and eficient method for PID parameters turning is presented in this paper．Compares with the general methods，it has many advanta— ges，such as simplicity，visual manipulation，leaving out the workload of program and SO on． The simulation results show the effectiveness of this method and be fit for application in the engineering．)

球谐函数的小程序，有必要的参考价值，对于理解有一定的帮助(Legendre function)

利用解方程组来获得物体发生扭曲的参数，从而实现对扭曲物体的恢复。(By solving system of equations to obtain the parameters of the object is distorted in order to achieve the restoration of distorted objects.)

扩频通信基础框架，基于matlab扩频通信基础框架，基于matlab(Spread spectrum communications infrastructure framework based on matlabSpread spectrum communications infrastructure framework based on matlab)

基于深度优先搜索的电力系统分区：根据节点连接关系确定节点的所属分区，即系统最终分成多少个区域、每个区域包含哪些节点。(Power system Partition based on deep search according to connectivity , i.e., determining the number of sections and nodes in each section.)

说明：  计算无阻尼和阻尼强迫振动Duhamel积分MATLAB实例((Single-degree-of-freedom Duhamei integral MATLAB source program, including trapezoidal algorithm and Simpson algorithm)

Visualization of BER for STBC ystem with MRC receiver

compare the fourier coefficient

MATLAB 的应用范围非常广，包括信号和图像处理、通讯、控制系统设计、测试和测量、财务建模和分析以及计算生物学等众多应用领域。附加的工具箱（单独提供的专用 MATLAB 函数集）扩展了 MATLAB 环境，以解决这些应用领域内特定类型的问题。(MATLAB very wide range of applications, including signal and image processing, communications, control system design, test and measurement, financial modeling and analysis, and computational biology and many other applications. Additional kit (available separately dedicated set of MATLAB functions) extend the MATLAB environment to solve these application areas certain types of problems.)