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this is apiby8D8psk captured signal for those who wants to check their algorithm for modulation classification and symbol rate estimation symbol rate used 1Mbps fs=20 or 40 MSPs and fc=5 MSPS

说明：  matlab软件的使用的基础知识4，关于函数与方程（包括多项式、函数零点、函数极值，最小二乘你和）(matlab software using the basic knowledge of 4, on the function and equations (including polynomials, function zero, extremal functions, least squares and you))

可以对周期信号进行傅里叶单边谱分析和双边普分析，提取谐波分量(Fourier spectral analy sis can be unilateral and bilateral analysis)

Its a matlab code for object detection, it does back-projection and morphology filtering to get ROI and use blob detection technique for BBox

基于Matlab的非线性电路混沌实验仿真程序，通过对非线性电路（蔡氏电路）与非线性动力学进行分析，建立非线性动力学方程，然后利用Matlab/Simulink软件进行仿真，研究系统波形图、单吸引子、双吸引子、相面图以及在不同的非线性电阻的导纳下的不同形状(Matlab based nonlinear circuit simulation program and chaos, through the non-linear circuit (Chua) and nonlinear dynamics analysis, nonlinear dynamic equations, and then use the Matlab/Simulink simulation software to study the system waveform, single attractor, double attractor, physiognomy maps and different shapes in different nonlinear resistor admittance under)

trial code for vocal tract shape estimation .

从倒立摆的数学模型入手，对比了lqr控制器和pid控制器的设计和仿真(From the mathematical model of the inverted pendulum to start, compared to the design and simulation controllers and pid controller lqr)

外汇交易平台上的一个很有用的指标源码:动态范围指标，可以用于预测一些趋势中的反转点(Dynamic Range Indicator is a very useful indicator that can find out reversal points in a trend.)

随机产生m序列 即产生伪随机数 又叫做伪随机序列、伪噪声(PN)码或伪随机码。(M sequence that is randomly generated pseudo-random number generation, also known as pseudo-random sequence, a pseudo-noise (PN) code or pseudo-random code.)

Filter modeling using gravitational search algorithm