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## concave_hull.md

      
        
          
            
              
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                HTenkanen
                / concave_hull.md
            
            
              Created
              January 20, 2021 12:53
            
              
                Concave Hull with geopandas, scipy and numpy
              
          
        
      
        
  
      
    Concave Hull in Python

A modified version for calculating concave hull (see source) based on GeoDataFrame of points
from scipy.spatial import Delaunay
import numpy as np
from shapely.ops import polygonize, cascaded_union
from shapely.geometry import MultiLineString