my-work-project

A MATLAB tool for analysis of Transient Otoacoustic Emission signals

说明：  核主元分析是一种常见的数据分析方式,常用于高维数据的降维,可用于提取数据的低维特性。(Kernel principal component analysis is a common way of data analysis, which is often used to reduce the dimension of high-dimensional data and extract the low-dimensional characteristics of data.)

莫尔斯码的幅度调制与解调:信号x(t)含有一段简单的消息，由文件ctftmod.mat定义，由x(t)解出所需信息(The amplitude modulation and demodulation of the Morse code:the signal x (t) contains a simple piece of information, as defined by the file ctftmod.mat information required by the solution x (t))

利用自然梯度算法，ML法能够很好的估计信号的信噪比,考虑雨衰 阴影 和多径影响。( Use of natural gradient algorithm, ML estimation method can be a good signal to noise ratio, Consider shadow rain attenuation and multipath effect.)

本文对基于非线性控制方法的倒立摆系统控制进行了系统的研究(In this paper, control methods based on nonlinear inverted pendulum control system research)

自回归移动平均模型(Autoregressive Integrated Moving Average Model)的Matlab实现,时间序列分析代码(Autoregressive moving average model (Autoregressive Integrated Moving Average Model) to achieve the Matlab)

rgb2lab：rgb颜色空间向lab颜色空间转换的matlab代码，对此变换要使用不求甚解的童鞋们可以直接调用~(rgb2lab：colorspace of rgb translate to colorspace of lab。Just for the beginner~)

说明：  实验目的：对带通信号及其低通等效信号进行分析和仿真。 实验内容： 1、参考教材P24面例子，考虑如下带通信号，编写仿真程序实现，得出仿真结果。 （1） 画出该信号和它的幅度谱； （2） 求出该信号的解析信号，并画出它的幅度谱； （3） 求出并画出该信号的包络； （4） 分别假设 和 ，求该信号的低通等效，并画出它的幅度谱。 2、设带通信号为： 通过Matlab编程仿真实现： （1） 画出该信号和他的谱函数（包括幅度和相位） （2） 确定并画出解析信号的谱函数（包括幅度和相位） （3） 画出该信号的包络。 （步骤一，二中，设采样间隔为ts=0.002s）。 (Purpose: To Bandpass and lowpass equivalent signal analysis and simulation. Experiment: 1, reference materials P24 plane example, consider the following bandpass signals, writing simulation program implementation, simulation results obtained. (1) Draw the signal and its amplitude spectrum (2) Find the analytical signal of the signal, and plot its amplitude spectrum (3) Find and draw the envelope of the signal and (4) respectively assumptions and seeking the equivalent lowpass signal and draw its amplitude spectrum. 2, is provided with a communication number: Simulation by Matlab programming: (1) Draw the signal and his spectral function (including amplitude and phase) (2) to identify and draw the analytic signal spectral function (including amplitude and phase) (3) Draw the envelope of the signal. (Step one, two, and set the sampling interval ts = 0.002s).)

功放非线性仿真，输入为BPSK信号,功放模型为volterra(Amplifier nonlinear simulation, the input signal is BPSK)

说明：  利用枝切法和质量图法引导相位解缠，可用于InSAR数据处理(Phase unwrapping guided by branch-cut method and mass graph method)