pso

混沌时间序列分析的相空间重构和关联维计算(Chaotic time series analysis of phase space reconstruction and correlation dimension)

说明：  多尺度几何分析工具之一的bandlet的实现，里面还有一些例子，可直接用来开发(Multiscale geometric analysis tool, one of the bandlet implementation, there is also some examples, can be directly used to develop)

如上图所示，定向耦合器由完全相同的直波导与弯曲波导构成，波 导芯为宽高比相同（均为 a） 的正方形， 其工作波长，波导材料 对 TE 模式的折射率，及圆弧形弯曲波导的半径 r 等参数如图所 示，若波长为 1550 nm， 归一化光功率为 1 的光波从直波导输 入，请选择适当的满足单模工作的波导宽度 a， 然后给出从圆形弯 曲波导输出的归一化光功率 P4与两波导边缘的间距 d(Directional coupler by the same straight and curved waveguides constituting the waveguide, waves Conducting core is the same aspect ratio (are a) square, its operating wavelength, the waveguide material The refractive index of the TE mode and the arc-shaped curved waveguide of radius r and other parameters as shown Shown, if the wavelength of 1550 nm, normalized optical power a light straight waveguide input In, the appropriate work to meet the single-mode waveguide width a, and then is given a circular bend Curved waveguide output normalized optical power P4 and two edges of the waveguide spacing d)

ga和pso的算法，梁结构的拓扑优化，源程序引自文献，加入对应参数(ga and pso algorithm, topology optimization of beam)

Similarity_Measure Image similarity measure [sm_SSD , sm_SAD , sm_NCC ] = Similarity_Measure(im1, im2, c1, c2, w) INDEX: Similarity_Measure.m Similarity_SSD.m Similarity_SAD.m Similarity_NCC.m

线性调频信号用于超宽带通信系统调制波形研究(LFM for UWB communication system modulation waveform study)

为作业最终的仿真结果与分析 PL_free.m：free space path loss model PL_logdist.m: log-distance path loss model PL_lognorm.m: log-normal shadowing path loss model plot_PL_general.m: plot the figures itum.m: ITU M.1225 vehicular-B(120km/hr) channel model AWGN.m: create AWGN channel object(The final for the job simulation results and analysis PL_free.m: free space path loss model PL_logdist.m: log-distance path loss model PL_lognorm.m: log-normal shadowing path loss model plot_PL_general.m: plot the figures itum.m: ITU M.1225 vehicular-B (120km/hr) channel model AWGN.m: create AWGN channel object)

newton raphson method

matlab 画地图的 非常好用，有需要的可以拿过去！(very good！)

说明：  用matlab的simulink实现buck_boost变换器仿真，并用PI控制器控制输出。(Implementation of buck with Simulink of MATLAB_ The boost converter is simulated and the output is controlled by PI controller.)