coefficient

巴特沃思滤波器，低通，可自由修改参数进行低通滤波(Butterworth filter, low pass, be free to modify the parameters of low-pass filter)

利用matlab程序，进行线性回归建模方法(Matlab program to use to carry out linear regression modeling method)

matlab S函数学习，举例仿真，可供初学参考着学习。(matlab S function to learn, for example simulation, for beginners reference of learning.)

包含了特征提取需要用到的四种积分双谱，主要用于辐射源个体识别中对信号稳态特征的提取(Contains four kinds of integral bispectrum needed for feature extraction)

通过MATLAB选择图像并且对选择区域进行复制(MATLAB choice through the selection of images and copy region)

此程序用于在nw小世界网络中求特征根，通过输入节点总数，耦合数值和最大运行次数(This program is used to find the characteristic roots in nw small world networks, by the total number of input nodes, coupling values ​ ​ and the maximum number of runs)

this program is a LAGRANGE POLYNOMIAL INTERPOLATION program that can be input many, and show us the result of the input, and can be run in Matlab software only

用粒子群算法PSO优化BP神经网络，改善预测精度(The BP neural network is optimized by particle swarm optimization (PSO) to improve the prediction accuracy)

model maintain the level of water at the pump station with the reaction of the step effect

人脸识别一直是计算机视觉中的一个重要研究方向，本程序给出了人脸识别的一种主成分分析的实现方法(Face recognition in computer vision has always been an important research direction, this program gives recognition to the realization of a principal component analysis method)