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基于szvpwm的直接转矩控制系统仿真，matlab7.4(Szvpwm based on direct torque control system simulation, matlab7.4)

通过学习CRC编码原理，本部分建立了SIMULINk模型，实现了CRC编译码。(in this part we build the simulink modol of the encoded and decoded of CRC.we can more understand the code)

说明：  好东西大家一起分享，欢迎大家快来下载，祝大家好运！(face detection)

采用猫映射图像加密，有二维三维到四维。都是已经在matlab运行通过的(Cat mapping using image encryption, there are two-dimensional to three-dimensional four-dimensional)

patch antenaa fdtd.. mkldnkdjgsircdo,gudficghfoidgjsdcmhgrig

永磁同步电机加减速控制，电控部分，飞轮储能(Permanent magnet synchronous motor rotor acceleration and deceleration control)

振动信号预处理，主要为五点三次平滑法和平均法(Vibration signal pre-processing, mainly for the 5.3 second smoothing method and average method)

说明：  一种有效的滤波算法，通过比较特定区域内的像素点的邻域均值来进行图像的去噪滤波。(An effective filtering algorithm, by comparing the particular pixel within the region to the neighborhood mean filter for image denoising.)

船舶航向的控制，一个比较实用的程序，可以仿真运行(chuan bo hang xiang de kong zhi)

Code contains MATLAB code of Spectrum Subtraction algorithm for reducing noise from noisy speech signal.