VertChanErrCorrected

用matlab编写的程序，关于MATLAB图像处理的中计算图像的欧拉数。(Matlab program, about calculation in matlab image processing of the euler number of image。)

递推最小二乘拟合算法 用于实时拟合时间序列ARMA模型参数 例如 陀螺仪随机噪声 股票 交通等模型的参数拟合(Recursive least square fitting algorithm is used to fit the parameters of time series ARMA model, such as gyroscope, random noise, stock traffic and so on)

对利用录音设备对手机、电话等按键式密码输入终端进录音盗取银行卡密码的不法行为进行技术分析，利用MATLAB软件编程对按键式密码输入终端的按键音进行音频分析，基于短时能量和过零率对所采集的音频文件进行端点检测，提取出单个拨号音，然后对处理后的音频进行频谱分析、对比，从而识别按键式密码输入终端的按键音。(On the use of recording equipment on the phone, telephone touchtone input terminal password into the recording steal bank card passwords wrongful conduct technical analysis using MATLAB software programming for touch-tone touchtone password input terminal for audio analysis, based on short-term energy and zero-crossing rate of the acquired endpoint detection audio files, extract single dial tone, and then processed audio spectrum analysis, comparison, to identify key tone touchtone password input terminal.)

说明：  采用LCL滤波器的并网逆变器双闭环控制系统仿真,系统采用电感电流外环电容电流内环(The double closed-loop control system of grid-connected inverter with LCL filter is simulated. The system adopts inductance current outer loop and capacitance current inner loop.)

这是基于数字信号处理的滤波器设计，有FIR的和IIR的有6种不同的窗函数(IIR and FIR )

IEEE 2013 base papers on power electronics

该代码是用MATLAB写的。实现了JPEG压缩与解压缩的基本过程。适合图像方向的初学者学习使用。 MATLAB语言开发(The code is written in MATLAB. Achieve a JPEG compression and decompression of the basic process. Suitable for beginners to learn to use the image orientation. MATLAB language development)

车辆系统动力学单轮模型中非簧载质量变化对轮胎动载荷，悬架动行程，不舒适性参数的影响的源程序(Vehicle System Dynamics single wheel model non-sprung mass change dynamic load on the tire, suspension dynamic travel, not comfort parameters of the source)

使用sift算法，可以完成两张图片的拼接(stich two image with sift algorithm)

根据文本中的三维数据点，绘制出三维网格地图。(According to the text of the three-dimensional data points, draw a three-dimensional grid map.)