ST_SimplifyPolygonHull (Python)

Simplify a geometry using Visvalingam-Whyatt algorithm within a specified tolerance while preserving topological relationships. SQL reference: ST_SimplifyPolygonHull

Signature

from sedona.spark.sql.st_functions import ST_SimplifyPolygonHull

ST_SimplifyPolygonHull(
    geometry: ColumnOrName,
    vertexFactor: ColumnOrNameOrNumber,
    isOuter: Optional[Union[ColumnOrName, bool]] = None,
) -> Column

Parameters

ColumnOrName

required

Geometry column to simplify.

ColumnOrNameOrNumber

required

Tolerance for merging points together to simplify the geometry as either a number or numeric column.

Optional[Union[ColumnOrName, bool]]

default:"None"

Returns

Column

Simplified geometry as a geometry column.

​Signature

​Parameters

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Signature

Parameters

Returns