ballbeam

new text doccument consists of patterns

利用fft求取一个信号的各次谐波的幅值和相角(Fft to strike a signal amplitude of each harmonic and phase angle)

统计分析用的一些常用方法，比如回归、聚类、主成分分析、线性回归等的matlab程序(Some commonly used statistical analysis methods, such as regression, clustering, principal component analysis, linear regression of the matlab program)

编写一个可以从一幅图像中提取一幅矩形子图像的函数。(Write an image can be extracted from an image of a rectangular sub-functions.)

在不同的信道条件下计算第一类优先级数据平均频谱效率的MATLAB函数(In different channel conditions, the first class priority data calculated the average spectral efficiency of the MATLAB function)

通信类、数字基带信号的编码、解码、Simulink程序框图(Communications, digital baseband signal encoding, decoding, Simulink block diagram)

this octave exercise you will rst implement the k-means and GMM (Gaussian Mixture Model) clustering algorithms. Then you will create a BOW (Bag of Words) representation of sample images and use it to recognize object classes in these images

说明：  线性调频信号测距的程序以及实现操作，主要是matlab进行操作(LFM signal ranging procedures and implementation of the operation, mainly matlab operation)

说明：  用matlab编写的传递矩阵法求主轴的临界转速(Using matlab to prepare for the transfer matrix method of the critical speed of the spindle)

包含菲涅尔衍射，夫琅禾费衍射和衍射各种传递函数比较，园，十字叉丝，方孔，考扭曲线等的matlab程序(Includes Fresnel diffraction, Fraunhofer diffraction and diffraction comparison of various transfer functions, garden, crossed wires, the hole, twisted lines of matlab test procedures)