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I have a set of shapefiles. The first shapefile is a rectangular box, showing the bounds of a study area. The second shapefile represents the outlines of buildings within the study area. However, some entities of the second shapefile are beyond that of th

Eager Eland answered on July 31, 2023 Popularity 1/10 Helpfulness 1/10

answer I have a set of shapefiles. The first shapefile is a rectangular box, showing the bounds of a study area. The second shapefile represents the outlines of buildings within the study area. However, some entities of the second shapefile are beyond that of th

I have a set of shapefiles. The first shapefile is a rectangular box, showing the bounds of a study area. The second shapefile represents the outlines of buildings within the study area. However, some entities of the second shapefile are beyond that of th

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import geopandas as gpd

def count_entities_within_bounds(shapefile1_path, shapefile2_path):
    # Read the shapefiles into GeoDataFrames
    gdf1 = gpd.read_file(shapefile1_path)
    gdf2 = gpd.read_file(shapefile2_path)

    # Check if both GeoDataFrames have the same coordinate reference system (CRS)
    if not gdf1.crs == gdf2.crs:
        gdf2 = gdf2.to_crs(gdf1.crs)  # Reproject gdf2 to match gdf1 CRS

    # Compute the entities of the second shapefile (gdf2) that are within the bounds of the first shapefile (gdf1)
    entities_within_bounds = gpd.sjoin(gdf2, gdf1, op='within')

    # Get the count of entities within the bounds
    num_entities_within_bounds = len(entities_within_bounds)

    return num_entities_within_bounds

# Example usage:
if __name__ == "__main__":
    shapefile1_path = "path/to/first/shapefile.shp"
    shapefile2_path = "path/to/second/shapefile.shp"

    num_entities_within_bounds = count_entities_within_bounds(shapefile1_path, shapefile2_path)
    print("Number of entities within the bounds:", num_entities_within_bounds)

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Contributed on Jul 31 2023

Eager Eland

0 Answers Avg Quality 2/10

I have a set of shapefiles. The first shapefile is a rectangular box, showing the bounds of a study area. The second shapefile represents the outlines of buildings within the study area. However, some entities of the second shapefile are beyond that of th

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