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5 posts tagged with "gis"

Posts with Geographic Information Systems and Science (GIS) content

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Irrigation in the West, visualized with National Hydrography Dataset

3 min read
Alex G Rice
Geodata rambler and developer, aka guidorice

In the United States there is a clear pattern of human settlement where to the East, there is more than 30 inches of rainfall and so crops can be grown without irrigation, and to the West, irrigation is required. This post is an exploration of population density, precipitation rates, and the National Hydrography Dataset (NHD)...

Mojo Modcon (23) contest finalist

2 min read
Alex G Rice
Geodata rambler and developer, aka guidorice

In November 2023 I was the #6 finalist in the ModCon23 contest for the new programming language, Mojo馃敟. Calculating an envelope is a fundamental part of spatial analysis. The envelope (aka: bounds, bbox, mbr) is usually defined by an xmin, ymin, xmax, and ymax representing the minimum and maximum x (longitude) and y (latitude) coordinates that encompass the bounded feature(s)...