get_centroid_numpy
Get the centroid coordinates of a GeoDataFrame as a numpy array.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
gdf
|
GeoDataFrame
|
Input GeoDataFrame. |
required |
Returns:
Type | Description |
---|---|
ndarray
|
np.ndarray: A numpy array of shape (n, 2) containing the centroid coordinates of each geometry in the GeoDataFrame. |
Examples:
>>> from histolytics.utils.gdf import get_centroid_numpy
>>> from histolytics.data import hgsc_cancer_nuclei
>>> gdf = hgsc_cancer_nuclei()
>>> centroids = get_centroid_numpy(gdf)
>>> print(centroids)
[[1400.03798043 1.69248393]
[1386.45857876 9.58076168]
[1378.29668867 170.69547823]
...
[ 847.54653982 425.80712554]
[ 954.08683652 520.35605096]
[ 784.46362434 483.4973545 ]]