determine elements belonging to the same group and change coordinates

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Ana Bermejo Jimenez 2019-8-28

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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/477958-determine-elements-belonging-to-the-same-group-and-change-coordinates

评论： Ana Bermejo Jimenez 2019-8-30

采纳的回答： darova

wexample_case2.txt

在 MATLAB Online 中打开

clc
clear all
M = dlmread('C:\Users\wexample_case2.txt','\t',1);%%change path 
element = M(:,1);
xs = M(:,2);
xe = M(:,3);
ys = M(:,4);
ye = M(:,5);
zs = M(:,6);
ze = M(:,7);
%% 
for i=1:length(element-1)
    if xe(i)==xs(i+1) && ye(i)==ys(i+1)
        xs(i+1)=xs(i);
        ys(i+1)=ys(i);
        xe(i)=xs(i);
        ye(i)=ys(i);
        xs1=xs;
    elseif xs(i)==xe(i-1) && ys(i)==ye(i-1)
        xe(i)=xs(i-1)
        ye(i)=ys(i-1)
    else
        xe(i)=xs(i)
    end
end

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采纳的回答

darova 2019-8-28

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链接

此回答的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/477958-determine-elements-belonging-to-the-same-group-and-change-coordinates#answer_389520

在 MATLAB Online 中打开

Just loop through elements

clc,clear
A = load('wexample_case2.txt');
x = A(:,2:3);
y = A(:,4:5);
z = A(:,6:7);
for i = 1:3:size(x,1)
    j = (0:2) + i;
    x(j,:) = x(i,1);
    y(j,:) = y(i,1);
end
plot3(x',y',z','.-r')
xlim([0 7])
ylim([0 6])