How to mapp a 3D point cloud on 2D plane

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Hi I have a matrix with 3D point cloud (each column contains coordinate x,y,z). What I want to do is map 3d points onto 2d plane (with specific size of plane i.e. 4000x4000 and according to proper coordinates). In short: I rotate, scale, translate a point cloud, and than I want to map(project)one view from specific direction onto plane. As a result I want to obtain a kind of binary mask of the object. (I think function 'view' which is used to visualisation do something pretty similar) How should i solve this problem? Thank you for all help.

回答(1 个)

Matt J
Matt J 2014-11-24
编辑:Matt J 2014-11-24
If column vectors u and v are an orthogonal basis for your plane,
newpoints = Cloud3D*[u,v];
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