ker_eval

this file is fft of video.

一种常用的神经网络算法，根据实际的输入与输出数据，计算模型参数(Artificial Neural Network Calculate model parameters based on actual input and output data)

说明：  频率提取（FFT）的Matlab实现，使用该代码可在MATLAB中实现快速傅立叶变换(Frequency Extraction (FFT) of the Matlab implementation of the code in MATLAB using the fast Fourier transform in)

HHT变换的一个程序。。。。。。。。。。。(HHT transform a program. . . . . . . . . . .)

word里包含matlab程序代码与处理效果，从原理上实现了图像的边缘检测，效果理想(matlab code word contains the treatment effect, to achieve image edge detection in principle, the desired effect)

用MATLAB语言编写的逆序检验法检验序列是否平稳(use a mathod to detect if the seriers is smooth)

以D-fft方法计算任意物屏的近场与远场衍射(The fresnel and fraunhofer diffraction of arbitrary screen calculated by D- FFT method)

KNN算法的matlab程序，用于故障监测的程序(KNN algorithm matlab procedures, the procedures for fault monitoring)

实现机械故障在线检测， 实时控制，叶片裂纹的检测控制与报警。使得企业或者使用人员很方便的观测机械的故障并及时修正。(Mechanical fault diagnosis system)

小波包分析提取振动信号中的特征频率，D-S证据理论数据融合，能量熵的计算。( Wavelet packet analysis to extract vibration signal characteristic frequency, D-S evidence theory data fusion, Energy entropy calculation.)