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经典单相交交变换电路仿真，基于matlab7.1(Classic single-phase AC conversion circuit simulation, based on matlab7.1)

本文利用文献〔1〕、〔2〕、〔3〕中关于指数分布的特征刻划与稳定性定理,得到了均匀分布,瑞利(Rayleigh)分布和威布尔(Weibull)分布的一些特征性质与稳定性结果(In this paper, literature 〔1〕 〔2〕 〔3〕 on Exponential Distribution and characterization and stability theorem, the uniform distribution, Rayleigh (Rayleigh) and Weibull (Weibull) distribution in the nature of some features Stability Results)

说明：  采用laplace算子点云滤波 采用laplace算子点云滤波(use laplace to filter point cloud data use laplace to filter point cloud data)

MATLAB doc function with an excellent course

matlab code for averaging data time series

matlab引擎封装类方便了VC++与matlab引擎混合编程(the matlab engine wrapper class convenient VC++ hybrid programming with Matlab engine)

车牌定位系统，可选取图片，定位车牌图像，速度较快(Plate positioning system, you can select the picture, positioning plate image, faster)

Multivariable sistem solution and simulink model

心电信号QRS波的R波检测，用了阈值的方法，自适应修改阈值，域加窗定位R波幅度(QRS wave of ECG R-wave detection, using a threshold approach, adaptive modification threshold, domain windowed positioning R-wave amplitude)

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(extract information based on the instan eous features : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, a signal to one of the instantaneous frequency of the power spectral density of the maximum, According to 16QAM and QPSK signals XI axis projection in the different performance parameters raised.)