@wellerstein Each dot represents the center of a 1km x 1km population density gridpoint. Small green means they are 100% in the circle.
One of the things I worked on over the weekend — an improved algorithm for summing population densities.pic.twitter.com/RRYxsCntEg
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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@wellerstein Small red means 100% excluded. Larger shaded green/red means they are edge cases with a percentage calculated.Thanks. Twitter will use this to make your timeline better. UndoUndo
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@wellerstein This has obvious relevance to the NUKEMAP's casualty algorithm, but also other applications. And it is reasonably quick!Thanks. Twitter will use this to make your timeline better. UndoUndo
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@wellerstein (I am using D3.js to visualize it here, but it is platform independent — it deals with raw lat/lon values.)Thanks. Twitter will use this to make your timeline better. UndoUndo
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@wellerstein For NUKEMAP, the biggest advantage is that it will let one more correctly calculate casualties for very small nukes.Thanks. Twitter will use this to make your timeline better. UndoUndo
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