DG

有限元法求解电场,精度高，计算速度快，可用于点电荷电场、电磁场等条件下的求解(Finite element method for solving electric field, high precision, fast calculation, can be used to point charge electric field, under the conditions of solving electromagnetic field)

四杆机构运动求解，可运算关节角度，角加速度等(four-bar mechanism)

完成在hfss中的move操作，matlab和hfss联合仿真(Completed the move in hfss operation, matlab and hfss joint simulation)

高分辨率雷达 距离向压缩算法滤波器设计 三种方法 全面设计(clc clear all close all 2013年9月28日 ---------------参数---------- Tr=42e-6 fs=9.5e6 K=0.7e11 Nfft=2048 -------------匹配滤波 时域生成-------------- t=(-Tr/2+1/fs:1/fs:Tr/2-1/fs) w = kaiser(length(t),2.5) w=w w = ones(1,length(t)) ht1=w.*exp(-1i*pi*K*t.^2) ht2=w.*exp(1i*pi*K*t.^2) hf1=fft(ht1,Nfft) hf2=fft(ht2,Nfft) figure subplot(211) plot(abs(hf1)) title( 匹配滤波器1 幅频响应 ) subplot(212) plot(phase(hf1)) title( 匹配滤波器1 相位 ) figure subplot(211) plot(abs(hf2)) title( 匹配滤波器2 幅频响应 ) )

adaboost程序，演示程序，直接可以运行，修改部分程序即可运用到自己的应用中(adaboost, presentation program can run directly modify parts of the program can be applied to their own applications)

Central Limit Theorem CLT Example Normal Approximation to the Binomial

用matlab 来仿真模糊pid控制器，对学习pid有一定的帮助(fuzzy pid controller)

vigenere密码在起初的破译中是靠穷举法，找出与阅读习惯最适合的明文，但是也可以先缩小穷举范围，再查找(vigenere initial crack passwords by brute-force method is to identify the most suitable and clear reading habits, but can also be reduced exhaustive range, and then find)

多火电厂主汽温度控制系统的过程控制进行仿真(Of the thermal power plant main steam temperature control system process control simulation )

MATLAB code for face detection