Questions tagged [projection]
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87 questions
1 vote
1 answer
204 views
Delimitate non-trivial 3D region from inequalities and project in different planes
I am trying to get 2D projections (onto the xy-, the xz- and the yz-planes) of a highly non-trivial 3D region delimited by 5 complicated inequalities on $(x,y,z)$. It is not possible to intersect the ...
1 vote
1 answer
191 views
2D Projection of a 3D Region via Variable Change (Direct Plotting Fails)
The solutions for plotting the 2D projections of a 3D region defined by ImplicitRegion is here. However, the 3D region of my interest fails to be plotted using <...
1 vote
0 answers
111 views
How to plot (2D) the projection of two planes in a 3D graph?
I have a 3D data set that I have represented in a graph. Subsequently, I have defined two planes that intersect the obtained figure at x and y, intersecting the data with a minimum value of z. I would ...
4 votes
0 answers
102 views
Find perspective projection matrix under constraints
I have taken a photo (with a rectilinear lens) of a house's outside wall that sits on top a roof, from which I wish to take measurements from. However, to do so I would need to correct the perspective ...
6 votes
2 answers
580 views
What is simpler way to find projection of a point on a plane?
This is my code to find the coordinate of projection of the point pA = {2, 3, 5} on the plane -284 + 14 x + 2 y + 5 z == 0. <...
6 votes
3 answers
575 views
Projecting the stationary points of a function below its 3D Plot
I have the following Mathematica code: ...
9 votes
2 answers
817 views
How can I draw projection?
I am trying to draw this figure. I tried Graphics3D[{Polygon[{{-3, -3, -2}, {-3, 3, -2}, {3, 3, -2}, {3, -3, -2}}]}, Boxed -> False]
1 vote
1 answer
123 views
Combining ReliefPlots with GeoGraphics/Converting ReliefPlots into GeoGraphics
I want to use .DEM files with GeoGraphics[]. For example, adding labels, or changing projections. In my attempt, I import the example data from Wolfram. ...