Are there any Mathematica tools for using the HEALPix ( Hierarchical Equal Area isoLatitude Pixelation) grid on a sphere? It is commonly used in astronomy, but I have not found any Mathematica implementation of it.
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$\begingroup$ You could try to add more information / links on the algorithm (and if applicable, sample data) to make researching your question more comfortable for interested users. $\endgroup$ – Yves Klett Dec 24 '14 at 7:03
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$\begingroup$ related mathematica.stackexchange.com/q/13361/1089 mathematica.stackexchange.com/q/58606/1089 $\endgroup$ – chris Dec 24 '14 at 8:52
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$\begingroup$ Here's article with description $\endgroup$ – Kuba♦ Dec 24 '14 at 9:26
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$\begingroup$ There is a c library one could link to using mathlink. It requires writing the wrapper $\endgroup$ – chris Dec 24 '14 at 9:37
