bifurcation2dmap

NEWTON RAPSHON METHOD FOR LOAD FLOW

高阶谱分析，很实用，能帮助分析非平稳信号(Higher order spectral analysis, it is useful to help analyze non-stationary signals)

将梁分成9个单元，在中间受力，建立整体的刚度矩阵，建立整体模型。(The beam is divided into nine units, in the middle forces, the establishment of the overall stiffness matrix, the establishment of the overall model.)

这是关于07年全国大学生数学建模B题，评委及出题者的评卷综述，具有很强的指导意义，很多参加了的同学，可以看一看是否领会了出题者的意图。(This is CUMUM B problem analysis.)

3d reconstruction using mathematical morphology

通过优选法对潮汐调和分析得出的整点的高低潮时计算得出具体的高低潮时(Computed by the preferred method of tidal harmonic analysis of the whole point of the high and low tide draw concrete high and low tide)

QPSK modulation in matlab

matlab 关于matlab的运算符号(i want you)

利用matlab实现简易的MIMO系统仿真，其中包括AWGN信道和瑞利信道的2发2收有无信道编码的比较，以及1发2收。(Using matlab to achieve a simple MIMO system simulation, including the relatively AWGN channel and Rayleigh channel of the two 2 admission with or without channel coding, as well as a 2 admission.)

说明：  用于求循环普相关函数，可用于轴承，齿轮等旋转机械故障诊断(Cyclic spectral correlation)