xiongyali

UpdateData、Invalidate、InvalidateRect和UpdateWindow及RedrawWindow的区别(Difference UpdateData, Invalidate, InvalidateRect and UpdateWindow and RedrawWindow of)

MATLAB编译，主要是与船舶相关的编译程序，简单方便，易于使用。(MATLAB compilation, mainly related to ship compiler, simple, convenient and easy to use)

关于matlab的矩阵数据结构部分，可以更深入掌握，和符号计算相衔接(About matlab matrix data structure part, you can have a better understanding, and symbolic computation convergence)

小波包分析提取振动信号中的特征频率，基于负熵最大的独立分量分析，多抽样率信号处理。( Wavelet packet analysis to extract vibration signal characteristic frequency, Based on negative entropy largest independent component analysis, Multirate signal processing.)

：滤波 fs=400 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=5 时间窗大小 t=0:ts:T (hf1=zeros(1,N) hf1(f<=B1&f>=-B1)=1 y1=hf1.*fftshift(y) figure subplot(211) plot(f,abs(fftshift(y))/N,f,hf1, r-- ) axis([-fs/2,fs/2,0,1.2]) title( 原信号频谱 ) xlabel( f /Hz ) subplot(212) plot(f,abs(y1)/N) title( 低通滤波，截止频率90Hz ) xlabel( f /Hz ))

MATLAB语言精要及动态仿真工具SIMULINK(Essentials of MATLAB language and SIMULINK dynamic simulation tool)

主要绘制了牛顿环的光强分布图，光强可在透射与反射箭转换。(The main draw of the Newton ring of light intensity distribution, light intensity can be converted in the transmission and anti-archery.)

this articl is about the LNMs,and it used the drude model to compute the materials property ,and is also a good example the tell FDTD applications!

基于matlab的车牌定位和分割，能够良好的分割和定位汽车车牌(Matlab-based license plate location and segmentation, to a good vehicle license plate segmentation and positioning)

一个二维的fdtdc++编写的程序，较完整，带有pml边界条件。感兴趣的可以下载看看。(A two-dimensional fdtdc++ preparation procedures, more complete, with pml boundary conditions. Interested can download to see.)