demo

用FFT对信号作频谱分析.通过本次试验学会了用FFT对连续信号和时域离散信号进行谱分析的方法，并了解了可能出现的分析误差及其原因。(Using FFT for spectral analysis of signals)

Classify using the minimum error criterion via histogram estimation of the densities(classifies using the minimum error criterio n via histogram estimation of the densities)

包含三种不同的振动信号去噪方法，另附最新的振动信号降噪文献(Contains three different vibration signal de-noising method, attached the latest vibration signal noise literature)

河道浅滩演变预测的MATLAB实现，在改视线中采用了BP网络的演变预测。(Forecast the evolution of the river bank MATLAB to achieve, in the line of sight to the BP network used in the evolution of the forecast.)

利用MATLAB实现有限元分析中8节点平面结构单元的计算，程序中定义多个参变量及函数，具有极强的通用性(Using MATLAB to achieve 8-node finite element analysis of plane structural elements of the calculation, the program defined in the function of many variables and parameters, is highly versatile)

identification of system using kalman method

topsis这种的向量归一化问题，实用性(topsis this vector normalized)

经验模态分解，EMD代码，采用经验模态分解求取行波故障波形突变点(emd code)

适用于三维定位，和chan算法结合使用,能够提高精度。(Very useful.)

photovoltaic array simulation matlab