menfeng

have adapted the PSO to search in binary spaces

用于abaqus各向同性线弹性梁 单轴拉伸 子程序umat(FOR ISOTROPIC ELASTICITY)

采用遗传算法实现天线阵波束形成，算法实现方便，便于操作。(The genetic algorithm is used to realize the antenna array beamforming algorithm, convenient, easy to operate.)

本程序是本人根据人脸识别PCA改进的，用于掌纹识别，是学习PCA特征提取的很好的学习资料。(I based this program is to improve the face recognition PCA for palmprint identification, PCA feature extraction is to learn a good learning materials.)

1、使用牛顿法求sqrt（2）； 2、用牛顿法求 fx=(x-1)*(exp(x-1)-1)的误差以及误差比； 3、用牛顿法及其他两种方法求 fx=x^4-4*x+x^2的重根 (1, using Newton' s method for the sqrt (2) 2, using Newton' s method for the fx = (x-1)* (exp (x-1)-1) error and error ratio 3, using Newton' s method and the other two method, to calculate fx = x ^ 4-4* x+ x ^ 2 re-root)

this code is about one of the filtering algorithms in image processing.

chebyshev模拟低通滤波器matlab源码(chebyshev analog low-pass filter design (matlab source code))

matlab区域增长法法进行图像边缘检测(region growing method matlab edge detection method)

地震动非线性时程分析程序，采用matlab程序编程，计算砌体结构在地震作用下结构的反应。(Earthquake nonlinear time history analysis procedures, using matlab programming, computing masonry structure response of the structure under earthquake.)

本书以MATLAB R2010a为编写基础，系统讲解MATLAB基本环境和操作要旨；分章阐述符号计算、数值计算、计算结果可视化及编程精要；选例展现MATLAB精华工具SIMULINK的功能级和元器件级仿真能力；范例剖析MATLAB版面编辑器的用法和图形用户界面的制作要领；简扼勾画MATLAB和WORD集成一体的Notebook环境(This book introduce MATLAB R2010a to explain the basic MATLAB environment and operating system sub-chapter on symbolic computation, numerical calculation results visualization and programming essentials and selecte cases to show the essence of tool SIMULINK of MATLAB functional level and component-level simulation capacity)