Today we will learn about convex hulls using GeoPandas.
The result is less dramatic when we apply to the map of PR. El resultado.
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convex hulls + municipalities of Puerto Rico
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| import simplejson as json | |
| import numpy as np | |
| import matplotlib.pyplot as plt | |
| import geopandas, shapely | |
| tiles = json.loads(file("atlaspr/geotiles/pueblos.json").read()) | |
| prTiles = [ {"shape": np.array(x['geometry']['coordinates']), "name": x['properties']['NAME'] } for x in tiles['pueblos']['features']] | |
| prTileShapes = [shapely.geometry.shape({"type": "Polygon", "coordinates": tile['shape']}) for tile in prTiles] | |
| g = geopandas.GeoSeries(prTileShapes) | |
| g.convex_hull.plot() | |
| plt.axis("Off") | |
| plt.show() |
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