charpt7_5

implementation of FIR and IIR filters by matlab

变压器故障诊断三比值法，可以调节比值范围(IEC threerate)

潮流计算N-R法,常用于电力系统分析计算，适应于多节点(The trend calculation NR method, commonly used in the calculation of power system analysis, adapted to the multi-node)

对模型参考自适应进行仿真，并且给出控制算法的改进(The model reference adaptive simulation, and gives the control algorithm )

用龙贝格法求定积分，此例的变量数为三，但整体思路是没错的。(With Romberg method for the definite integral, the number of variables in this case is three, but the overall idea is correct.)

Kmeans.m对UCI数据集中的鸢尾花数据集进行kmeans算法聚类, Iris.txt 鸢尾花数据集 KMeans.m 鸢尾花KMeans聚类算法代码 test1.m，test2.m 鸢尾花算法测试集 包含数据的归一化 DataNorm.m数据归一化代码，DataStandard.m数据标准化代码 恩达老师的MATLAB视频中的代码 code(Kmeans.m clusters the kmeans algorithm for the Iris dataset in the UCI dataset, Iris.txt Iris dataset KMeans.m Iris KMeans clustering algorithm code test1.m, test2.m Iris algorithm test set Normalized data containing dataNorm.m data normalization code, DataStandard.m data normalization code The code in the MATLAB video of Teacher Enda the code is the code in the video.)

Calculates the extrema (maxima and minima) of time domain waveform

说明：  此代码展示了Euler计算方法与差分方法(This code demonstrates Euler difference method and calculation method)

利用梯度下降算法实现二分类，适合初学模式识别的人(Gradient descent algorithm using two categories, one for beginners pattern recognition)

小波工具箱的应用基础 395 16.1 一维小波分析的应用 395 16.1.1 小波分解在普通信号分析中的应用 395 16.1.2 小波变换在信号特征检测中的应用 411 16.2 二维小波分析的应用 417 16.2.1 小波分析在图像平滑中的应用 417 16.2.2 小波分析在图像增强中的应用 418 16.2.3 小波分析在图像融合中的应用 420 16.3 小波包分析的应用 422 16.3.1 小波包在信号时频分析中的应用 423 16.3.2 小波包在图像边缘检测中的应用 429(toolbox of 16.1 basis of a 395-dimensional wavelet analysis of 395 small 16.1.1 Decomposition of the ordinary wave signal analysis of 395 16.1.2 wavelet transform in signal detection of 41 a 16.2 2D wavelet analysis of 417 16.2.1 wavelet analysis in image smoothing of 417 1 6.2.2 wavelet analysis in image enhancement of 418 16.2.3 wavelet analysis in Image Fusion System 420 16.3 wavelet packet analysis of wavelet packet Entry 422 in the signal frequency analysis of 42 3 16.3.2 wavelet packet in Edge Detection of 429)