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模式识别中常用的算法，有感知机算法，支撑矢量机算法和LS算法，并附有实验报告，源程序！(Commonly used pattern recognition algorithms, has perceptron algorithm, support vector machine algorithm and the LS algorithm, along with lab reports, source code!)

this is a lens designing book

Math modeling example fourier transform

svpwm实例仿真，三电平的，正常运行，simulink(SVPWM instance simulation, three level, normal operation)

cigre_b457_dc_test_systems

说明：  留一法交叉验证程序以及神经网络拟合函数的对比(Leave one method for cross-validation)

说明：  大电网的三相短路计算，不对称和对称等，实测可行！(Large power three-phase short circuit calculations, asymmetry and symmetry, the measured viable!)

永磁同步电机的自抗扰控制仿真模型,采用了速度电流环控制。(Simulation model of active disturbance rejection control for permanent magnet synchronous motor)

小波包分析提取振动信号中的特征频率，中介真值程度度量，基于中介真值程度度量的图像分割计算多重分形非趋势波动分析。( Wavelet packet analysis to extract vibration signal characteristic frequency, The true extent of the value of the intermediary measure, measure the true extent of the agency based on the value of image segmentation Calculate the multifractal trend fluctu)

WINDOWS 下延时函数Sleep()以及for循环的测试程序, 死循环会使WINDOWS死机?怕是许多老程序员都未必知道.(Under WINDOWS delay function Sleep (), as well as for the cycle of testing procedures, will WINDOWS cycle crash death? Fear is that many programmers are not aware of the old.)