Excel data set to vectors

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TokTik
TokTik 2020-2-18
评论： TokTik 2020-2-18
Hi im new to matlab. I have importet numerical matrix 299x4 from excel to matlab and devided it to x1, x2, y1 and y2 values:
But how do i make vectors from x1,y1, x2 and y2 values and then plot them. Like on this picture:

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darova
darova 2020-2-18
Use quiver function
u1 = diff(x1);
v1 = diff(y1);
plot(x,y,'.r')
hold on
quiver(x1(1:end-1),y1(1:end-1),u1,v1)
hold off

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