yunkong

时移与坐标显示范围的不同，以及频域中f的步长不同对频域图的影响。(The times and coordinates of display range of different, and the step frequency domain f different effects on the frequency domain graph.)

计算梁的固有振型额的有限元方法a FEM program to solve the models of a beam(a FEM program to solve the models of a beam)

： 针对粒子群优化算法易陷入局部极值的缺点， 提 出一种改进粒子群算法， 该算法借鉴贪婪算法的思想初始化种群， 利用两 个种群同时寻优， 并将遗传算法中交叉和变异操作引入其 中， 实现种群间的信息共享。(I n a l l u s i o n t o p a r t i c l e s wa r m o p t i mi z a t i o n b ei n g pr on e t o g e t i n t o l oc a l mi n i mu m， a n i mpr o v e d p a r t i c l e s wa r m o pt i mi z a t i o n a l g o r it h m i s p r o po s e d． Th e a l g o r it hm dr a ws o n t h e t hi n ki ng o f t he g r e e d y a l g o r it hm t o i n i t i a l i z e t he pa r t i c l e s wa l- n 1 ． Two s wa r ms a r e u s e d t o o pt i mi z e s y nc h r o no u s l y， a nd c r o s s o v e r a n d mu t a t i o n o p er a t o r s i n g e n e t i c a lg o r i t h m a r e i n t r o d uc e d i n t o t h e ne w a l g o r it h m t o r e a l i z e t h e s ha r i ng o f i n f o r m a t i o n a mo ng s wa r l T i S ．)

you may experience the radar system which is utilized in ship.

关于三相三电平逆变器IGBT的一个仿真模型(On the three phase three level inverter IGBT a simulation model)

高速跳频，调制样式为MFSK(MFSK/FH)，包括信号的发射接收模型，自己写的代码，仅供参考。(err)

matlab code to calculate the MUSIC algorithm(DOA algorithm)

One way to determinate the Hurst exponent The diference is the form of the partitions for the range. They are helpfull to compare.

matlab file newly created

simulink下茶油发电机模型 采用PID自适应控制，适合船舶电力推进发电机( Diesel generator)