PCAexamples

this is a very good mfile for small signal analyze

emd分解，通过emd分解重构信号实现降噪(By the emd decomposition reconstruction signal noise reduction)

基于混沌理论构建的信号检测系统具有敏感微弱周期信号和对噪声有强免疫力的特点,用于微弱信号检测领 域优势明显。实验室内研究需要产生包括混沌噪声在内的各种噪声,并叠加微弱周期信号作为微弱信号检测系统的信号 源。介绍一种基于LabVIEW平台并结合Matlab计算模块的混沌噪声发生器,可产生典型的3种混沌噪声:Logistic,Duff2 ing,Lorenz形式。该发生器将LabV IEW易于接口实现和Matlab计算精度高、编程简捷的特点相结合,具有结构清晰、通用 性强、易于实现、使用方便的特点。 (Built based on chaos theory, sensitive signal detection system with weak periodic signal and has a strong immunity to noise characteristics of the area for weak signal detection have obvious advantages. Laboratory studies need to generate, including noise, chaos, including a variety of noise and superimposed weak periodic signal as a weak signal detection system, signal source. Introduction of a platform based on LabVIEW and Matlab calculation module with the chaotic noise generator can produce the typical three kinds of chaotic noise: Logistic, Duff2 ing, Lorenz form. The generator will be LabV IEW easy interface, and Matlab calculation of high accuracy, simple programming features combined with a clear structure and versatility, easy to implement, easy to use features.)

说明：  用matlab解决一些实际的问题,如交通,销售,动物繁殖等(using Matlab solve some practical problems, such as the transport, sale, breeding, etc.)

RCS一维成像 在暗室中对散射体进行测量，将测试数据进行保存。此程序可由测试数据计算一维像(RCS one-dimensional imaging in the dark of the scattering body measurements, test data to be saved. This procedure may be test data to calculate the one-dimensional like)

十字路口车流通量及车身颜色的统计通过MATLAB创建系统对象，用于读入待处理视频，用于色彩空间转换、检测出包含汽车运动的图像块、用高斯混合模型检测背景、对检测出的运动车辆进行框画、标注检测到车辆的个数用于显示结果。颜色提取算法采用 RGB 颜色模型，利用MATLAB进行仿真(Crossing the circulation of the car and body color statistics by MATLAB to create object system, used to read the video to be processed and used for color space conversion, detect image blocks comprising the sports car, with Gaussian mixture model background detection to detect the moving vehicle frame painting, mark inspection to the vehicle number are used to display the results. Color extraction algorithm using RGB color model, using MATLAB simulation )

说明：  提取滤波器耦合矩阵:利用特征值和T向量构造M矩阵，并进行相似变换求得不同结构的滤波器耦合矩阵(Extract filter coupling matrix: use eigenvalues and T vectors to construct M matrix, and perform similar transformations to obtain filter coupling matrices with different structures)

edge detection using fuzzy and canny operator

直接序列扩频（DS）原理的仿真程序，通过该程序你可以很好地理解直接序列扩频原理。(Direct Sequence Spread Spectrum (DS) The principle of simulation program, through the program you can very well understand the principle of direct sequence spread spectrum.)

利用区域生长法在图像中提取出所需要的部分，本程序为车道线(Using region growing method to extract the required image portion, the procedures for the Drive Line)