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I plot a contour with Z value with specific value

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Tin Truong Chanh
Tin Truong Chanh 2020-8-19
评论： KSSV 2020-8-19
I want if plot a countour with specific value of Z , in this case is 1 but, it have the two cases of variable of x,y equal to 1 and -1479, it has been ploted both, But i just plot value at Z=1, Plsease help me. thanks.
b2=contour(fbb./fs_i,Coss_bb./1e-12,fQ_b,[1,1],'--','LineWidth',3,'color','g');

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KSSV
KSSV 2020-8-19
c = contour()
c also carries the points (x,y) of each/ different level which you have specififed. You can pick the points (x,y) you want and plot them using plot. You can dislay the level using text command.
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Tin Truong Chanh
Tin Truong Chanh 2020-8-19
Sorry, but i did not catch your ideal. Because of i want to plot as the same coordinates with original courtour figure. How can i do that, Thank you so much!
KSSV
KSSV 2020-8-19
Use plot..in here you can specify your marker, line specifications, color and you can bel using text.

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