180206038L01

算法，采用Dijk算法，求网络所有点的最短路径和网络的平均最短路径(Algorithm, using Dijk algorithm, and all points of the shortest network path and the average shortest path network)

A very fast FFT for Matlab with GPU

thin the pattern of a graph, the input is a 01 matrix, very funny

说明：  异步电机矢量控制控制的matlab实现,系统采用3个pi调节器(Vector control of induction motor control to achieve matlab)

通过虚拟阵元进行DOA估计，计算目标和海洋回波的功率谱密度,可实现对二维数据的聚类。( Conducted through virtual array DOA estimation, Calculating a target and ocean echo power spectral density, Can realize the two-dimensional data clustering.)

(1) 产生数值为±1的用户随机数据；给出Matlab下对应的模块； (2) 产生并给出64×64的Walsh矩阵，作为用户接入的扩频码； (3) 利用上述一个用户的扩频码和用户数据演示扩频过程；给出Simulink工作框图； (4) 利用FFT，计算并画出基带数据和扩频信号的频谱（在一个图中给出）； ((1) value of ± 1 generated random data users given under the corresponding Matlab module (2) generation and gives the Walsh 64 × 64 matrix, as the user access to the spreading code (3) the use of the a user' s spreading code and spread spectrum user data presentation process given work Simulink block diagram (4) the use of FFT, calculate and draw the base-band spectrum data and the spread spectrum signal (given in a diagram) )

无约束优化的matlab程序。很全面，适用于数学建模等竞赛活动。(Unconstrained optimization matlab program. Very comprehensive, suitable for mathematical modeling contest.)

该工具箱为时频分析中的一类重要变换,离散时频分布的工具箱,其中提供基本算法的程序.可直接应用(the Toolbox too frequency analysis of a kind of important transformation, discrete time-frequency distribution of the toolkit, providing basic arithmetic procedures. can be directly applied)

基于MATLAB的升降压斩波电路的仿真，可以调节负载和占空比来观察波形的变化(Based on MATLAB buck chopper circuit simulation, you can adjust the load and duty to observe the waveform changes)

Beam on the elastic foundation Matlab code