BP_neural_network

：以matlab工具箱的形式给出了静态及动态未知环境下移动机器人地图构建的仿真研究平 台。通过分析polaroid6500声纳、电子罗盘、编码器等传感器的工作原理建立了参数可调的传感器 模型。这些传感器为机器人提供位姿及环境信息。在分析已有基于hough变换的线段提取算法的基 础上提出了抑止。杂线段。现象的CIHT[Clus~r Inhibiting Hough Transform]算法．采用cIHT 对声蚋信息作环境特征提取，便于开展基于环境特征的未知环境地图构建算法方面的研究工作。(Abstract：A simulation system ofmapping for sonar-based mobile robot was developed易0 in static and dynamic unknown environments in a foFin ofmatlab toolbox．Sensor models with tunable parameters were established by interpreting and simulating the mechanism of encoder。digital compass．and polaroid 6500 sonar．These sensors provide the information of robot pose and environments．A novel C1HT[Cluster Inhibiting Hough Transfo删J algorithmfor sonar data was proposed by ana~zing existing line segments detection methods based on Hough Transform，which would make the research of feature—based mapping of unknown environment more convenient．)

小波滤波，可用于心电信号、脉搏波信号的滤波(Wavelet filtering, can be used for ECG, pulse wave signal filtering)

说明：  vb 调用matlab方法实例，包括调用matlab绘图，matlab分形计算等。(vb call methods matlab examples, including the call matlab graphics, matlab fractal calculation.)

说明：  南京航空航天大学的关于波束形成算法及其新进展的PPT,适合初学者学习了解(This is the PPT about alograthms of beams-forming from NUAA. This is a very good start for students who are not familiar with this area. )

S变换是一种时频分析方法，用于分析非平稳信号。(use S transform to process signal)

LPC(linear predictive coding)线性预测编码及改进型voice excited LPC源代码(LPC (linear predictive coding) linear predictive coding and improved voice excited LPC source code)

通过采用matlab软件来实现在最大类间方差算法下求解自适应阈值，对图像进行分割(Achieved through the use of matlab software for solving adaptive threshold in Otsu algorithm for image segmentation)

演示MA序列的特征值、自协方差函数和谱密度。程序是开放的，可以修改参数(MA eigenvalues ​ ​ demo sequence, since covariance function and spectral density. The program is open, you can modify the parameters)

二值图像游程编码算法的Matlab实现,包含源程序代码以及运行结果。(Binary image run-length coding algorithm for the realization of Matlab, including source code, as well as the results.)

使用Matlab语言完成《数值计算方法》中的Romberg（龙贝格）积分公式，程序可以根据用户输入的积分上下限、误差容限及表达式实现Romberg积分。(Using Matlab language to complete " numerical methods" in the Romberg (Romberg) integral formula, the program based on user input limits of integration, error tolerance and expression implementations Romberg integration.)