1-_-Lattice-boltzmann-2D-for-porous-system

simulation of electromagnetic by 1d FDTD

不用音乐播放控件，使用别的方法播放音乐。功能不全。(Do not have music player controls, the use of other means to play music. Insufficiency.)

一些很好的使用的matlab程序源代码，关于图像处理的(Some good use of the matlab source code, on the image processing)

PSO粒子群寻优算法。 Particle swarm optimization With linkage operator(PSO Particle Swarm Optimization algorithm. Particle swarm optimization With linkage oper.html se)

这是非线性方程（组）的数值解法，里面的源程序都经matlab2008测试通过了！！(This is a non-linear equation (group) of numerical solution, which have been the source of the matlab2008 test! !)

function dg=gplus(x,y,z,x1,x2,y1,y2,z1,z2,p) G=6.67e-11 t222=myfun(x,y,z,x2,y2,z2) t122=myfun(x,y,z,x1,y2,z2) t212=myfun(x,y,z,x2,y1,z2) t221=myfun(x,y,z,x2,y2,z1) t211=myfun(x,y,z,x2,y1,z1) t121=myfun(x,y,z,x1,y2,z1) t112=myfun(x,y,z,x1,y1,z2) t111=myfun(x,y,z,x1,y1,z1) dg=-G*p*1e6*(t222-t122-t212-t221+t211+t121+t112-t111) 转化为g.u. function y=myfun(x,y,z,xi,eta,zeta) R=sqrt((xi-x).^2+(eta-y).^2+(zeta-z).^2) temp1=(xi-x).*log((eta-y)+R) temp2=(eta-y).*log((xi-x)+R) temp3=(zeta-z).*atan((zeta-z).*R/((xi-x).*(eta-y))) 书中所给公式 temp3=-(zeta-z).*atan((xi-x).*(eta-y)./(zeta-z)./R) 上式变换 y=temp1+temp2+temp3 (function dg = gplus (x, y, z, x1, x2, y1, y2, z1, z2, p) G = 6.67e-11 t222 = myfun (x, y, z, x2, y2, z2) t122 = myfun (x, y, z, x1, y2, z2) t212 = myfun (x, y, z, x2, y1, z2) t221 = myfun (x, y, z, x2, y2, z1) t211 = myfun (x, y, z, x2, y1, z1) t121 = myfun (x, y, z, x1, y2, z1) t112 = myfun (x, y, z, x1, y1, z2) t111 = myfun (x, y, z, x1, y1, z1) dg =-G* p* 1e6* (t222-t122-t212-t221+t211+t121+t112-t111) converted the Gu function y = myfun, (x y, z, xi, eta, zeta) R = sqrt ((xi-x). ^ 2+ (eta-y). ^ 2+ (zeta-z). ^ 2) temp1 = (xi-x).* log ((eta-y)+R) temp2 = (eta-y).* log ((xi-x)+R) temp3 = (zeta-z).* atan ((zeta-z).* R/( (xi-x).* (eta-y))) book given formula Temp3 =- (Zeta-z)* ATAN ((Xi-X)* (ETA-y)/(Zeta- Z)/R) the above formula transform Y = temp1+temp2+temp3 )

2ddp dynamic mesh for fluent udf

双向DCDC恒流放电仿真，buckboost变换器，400v到200v恒流仿真(Two way DCDC constant current discharge simulation, buckboost converter, 400V to 200V constant current simulation)

说明：  以冠状动脉血管为例,用MATLAB进行血管骨架提取,包括血管分割技术,去除背景(Taking the coronary artery as an example, using MATLAB to extract the vascular skeleton, including vascular segmentation technology, background removal)

用maltlab编程实现了平移不变量去噪的快速算法，结合例子验证该方法的去噪性能。(Programming with maltlab realize the translation invariant denoising fast algorithm, combined with examples of validation of the method of de-noising performance.)