Questions tagged [spatial-data]

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Use of Morton Key to reduce number of grid points

I asked a question on Stack Overflow Performance Issue with VP Trees and Nearest Neighborsand I was not satisfied with the answer and so I thought I would reword my question for this site and post ...
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Algorithm to explore a 3D scalar potential

I have to write an algorithm/code to reconstruct an unknown 3D scalar potential $ V(\mathbf{r})$ up to a specified threshold $E_c$ (assume that the potential is monotonic) The problem has the ...
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Practical implementation of spatial binning for rectangular range queries

I have a bunch of polygons and a coarse uniform grid. I want to implement two different range queries, for a rectangle aligned with the uniform grid: Does the rectangle intersect with any polygon at ...