funciones-potencia

用matlab实现TFIDF算法,有助于初学者了解关键字提取算法.(TFIDF algorithm using matlab implementation will help beginners understand the keyword extraction algorithm.)

This chapter treats the design of linear-phase FIR filters. The assignments are divided in two parts, the first part focuses on the design of FIR filters using the window design method while the second part focuses on design of equiripple FIR filters using the Parks-McClellan algorithm, i.e. the remez algorithm in Matlab.

DOA估计仿真，含有MUSIC,MVDR等算法(DOA simulation)

利用牛顿迭代法解非线性方程，这是其matlab程序(Using Newton iteration solution of nonlinear equations, which are its matlab program)

Particle swarm optimization code

菲涅尔单缝衍射图像，改变波长对图像的影响(Fresnel single slit diffraction image, the image changes affect wavelength)

说明：  电机参数 鼠笼异步电机 基本参数：Pn=2200W Un=380V fn=50Hz J=0.19Kg·m2 磁极对数p=2 定子电阻：0.435ohm 电感0.002H 转子电阻：0.816ohm 电感0.002H Lr=Lm+Llr=0.069+0.002=0.071 励磁电感：Lm=0.069H Tr=0.087=Lr/Rr=0.071/0.816 调节器参考值 ASR的 Kp=3.8 Ki=0.8 积分器限幅-80~80 调节器输出限幅-75~75 ATR的 Kp=4.5 Ki=12 积分器限幅-65~65 调节器输出限幅-60~60 APhirR的 Kp=1.8 Ki=100 积分器限幅-15~15 调节器输出限幅-13~13 给定转速为1000转 空载启动 在0.6s时加载55N·m的负载 如果积分没有初值 那么这个积分没有办法计算(Squirrel cage asynchronous motor)

刚注册，第一次发，学习学习。 利用matlab仿真2fsk(Just registered, the first hair, learning to learn. 2FSK simulation using matlab)

说明：  认知条件下干扰问题的优化，次用户对于主用户的干扰尽量减小(Cognitive interference under the conditions optimized for secondary users to minimize interference with primary users)

Digital-Signal-Processing-Using-MATLAB Ebook