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Questions tagged [matlab]

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1
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1answer
65 views

Appropriate filter steps for resolving a droplet pixel

I have a series of images obtained from a microscope as follows I need to create a series of filters that would isolate the centre section on the yellow droplet.(This is highlighted by the bright ...
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0answers
170 views

Applying 3d transformation to cuboid

I have the 8 vertices of a cuboid (red points)(XYZvox) with known distance in millimetres (vox to mm) between each vertex which I transform in 3d space using the 4d transformation matrix (M). I am ...
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0answers
79 views

Calculating inverse disparity of a stereo image

I have code, which for the sake of argument, looks like the code here: ...
5
votes
1answer
72 views

DLT algorithm (4+ points) not working, what's missing?

I'm doing a direct implementation of DLT algorithm but I can't figure out why, at the end the matrix H I get doesn't (even remotely) produce x2 = H*x1 The algorithm is not that complicated so I can't ...
1
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0answers
194 views

How to do keyframe interpolation on matlab?

I want to do keyframe interpolation in matlab. If I understand correctly, it uses splines to approximate the the motion of specific pixel points within the frames(through transforms). Correct me if I'...
3
votes
0answers
148 views

Creating an Object Orientated Bounding Volume

I'm attempting to test out the maths behind bounding volume algorithms (prior to ray tracing) using MATLAB. So far, I have successfully created the relatively trivial axis aligned bounding volume, ...
4
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1answer
483 views

Choosing & Using a Projection Matrix

I'm looking into the graphics pipeline processes and at the moment in particular, perspective projection matrices. After looking in several different sources, and across the breadth of previous ...
3
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2answers
570 views

Correct view-space transform

I am attempting to model a simple graphics pipeline (i.e. Local->Word->View->Screen->2D spaces). I've been looking at the algorithm required to transform from world to view-space and using the ...