contour plot for nodal displacement?

Hi,

I am using image processing and have x and y location of each node (as two vectors) and also y displacement for each node.I am just wondering how I can show the y displacement contour for nodes (nodal displacement)?

here is the x, y and u data attached file.

Answer 1

[KSSV]

scatter(x,y,25,u,'filled')
colorbar

[maedeh amirpour]

thanks alot