mesh2.m

用matlab便的支持向量机预测方面的界面

% MESH GENERATION PROGRAM FOR 2D BEAM IN BENDING
function[x,conn,numcell,numq] = mesh2(length,height,ndivl,ndivw)

% INPUT DATA
numcell= ndivw*ndivl;
numq = (ndivl+1)*(ndivw+1);

% SET UP NODAL COORDINATES
for i = 1:(ndivl+1)
for j = 1:(ndivw+1)
x(1,((ndivw+1)*(i-1) +j))= (length/ndivl)*(i-1)-length/2;
x(2,((ndivw+1)*(i-1) +j))= -(height/ndivw)*(j-1)+height/2;
end
end

% SET UP CONNECTIVITY ARRAY
for j = 1:ndivl
for i = 1:ndivw
elemn = (j-1)*ndivw + i;
nodet(elemn,1) = elemn + (j-1);
nodet(elemn,2) = nodet(elemn,1) + 1;
nodet(elemn,3) = nodet(elemn,2)+ndivw+1;
nodet(elemn,4) = nodet(elemn,3)-1;
end
end
conn = nodet';