weak-signal-detection-and-analysis

上传一个解方程的matlab主程序mw文件，变的不好请谅解(To solve differential equations )

主成分分析pca算法matlab程序代码：pca标准化、协方差、特征根特征向量、方差贡献率。。。(Principal component analysis pca algorithm matlab code: pca standardized covariance, eigenvalues ​ ​ eigenvectors, the variance contribution rate. . .)

使用MATLAB编程实现KALMAN滤波算法实现，用于对目标的状态进行跟踪，可以显示跟踪的准确度和实时性(Using MATLAB programming Kalman filter algorithm for the state of target tracking, tracking can show the accuracy and real-time)

在matlab 中。 关于无线天线 入射角 估计，采取基本的延迟估计原则(Estimation of incident angle of wireless antenna)

说明：  直线偏移代码，已知多边形顶点坐标，可以将多边形各边沿其法线方向平移距离然后得到新的多边形顶点。(Linear shift code, known polygon vertex coordinates, can be the edge of the polygon shift its normal direction and then get a new polygon from the vertex.)

Adaptive signal processing Sayes s book computer project solution part3

资料介绍了在matlab平台下进行语音端点检测的方法及其操作流程，端点检测使有效的语音数据得到了提取。(Information on the process of speech endpoint detection under the MATLAB platform and its operation process, the speech endpoint detection data efficiently extracted.)

用matlab搭载simulink模块，为ofdm系统添加导频(Loading the Simulink module with MATLAB to add pilot to the OFDM system)

说明：  实现交叉互联电缆的仿真模拟, 测量交叉互联电缆各相的电压电流波形(analyze the cross bonded cable)

雷达采用匹配滤波完成脉冲压缩，采集频率fs=420MHz,仿真雷达回波，并绘出加Hamming窗前后的脉压波形。目标如图所示由(-5，-2)，(0，5)和(6,-7)三个散射点组成,散射强度分别为（1，2，5）,雷达位于（-5000,0）处(The completion of the radar pulse compression using matched filtering, collecting the frequency fs = 420MHz, simulation of the radar echo, and draw the Hamming window plus post-pulse pressure waveform. Targets as shown by (-5,-2), (0,5) and (6,-7) three scattering dots, scattering intensity, respectively (1,2,5), radar at (-5,000, 0), Office of)