momepy.convexity

momepy.convexity(geometry)

Calculates the convexity of each object given its geometry.

\[\frac{\textit{area}}{\textit{area of convex hull}}\]

Adapted from [Dibble et al., 2017].

Parameters:

geometryGeoDataFrame | GeoSeries

A GeoDataFrame or GeoSeries containing polygons to analyse.

Returns:

Series

Examples

>>> path = momepy.datasets.get_path("bubenec")
>>> buildings = geopandas.read_file(path, layer="buildings")
>>> momepy.convexity(buildings)
0      0.815196
1      0.703008
2      0.953398
3      0.890489
4      0.957323
        ...
139    1.000000
140    0.904176
141    0.795774
142    1.000000
143    1.000000
Length: 144, dtype: float64