MSourceCoodeA

数值分析课程老师给的程序集，包括C和F还有matlab的程序，希望对学习数值分析的同学有所帮助~(Numerical analysis course teacher assembly, including the C and F also matlab program, hope to learn numerical analysis help students ~)

将滤波的信号叠加再求平均并计算滤波前后的标准差(Averaging the signal superposition and calculate the standard deviation)

一个matlab小程序，三次输错密码后，可以调用摄像头进行拍照，并发送飞信和电子邮件（当然需要进行必要的设置，注释很清楚）(A small matlab program, three times the wrong password, you can call the camera to take pictures and send flying letters and e-mail (of course, need to take the set, comments very clear))

matlab code for envelope detector for analog communications.

扩展卡尔曼滤波 信息同步 数据融合算法实现(EKF information synchronous data fusion algorithm)

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语音信号的干扰去除.对原始信号进行频谱分析，确定干扰的频率；根据干扰的特点采用不同的滤波器对信号进行处理(Remove the interference of speech signals. On the original signal spectrum analysis to determine the frequency interference according to the characteristics of interference filters with different signal processing)

一个整流双闭环的simulink仿真。采用电压外环电流内环设计，效果理想(Rectifier double simulink)

采集的加速度信号积分为速度信号和位移信号，好用的程序( Realize the change from acceleration signalto displacement signal or speed signal, Integration program easy to use)

the threshold obtained in maximum entropy is optimized with particle swarm optimization. the result is good