Polygon Selection

The chapter issues related to polygon selection. The topics include:

• Polygon Selection Based on Intrinsic Properties

• Polygon Selection Based on Merge Properties

• Polygon Selection Based on Edge Relationships

Polygon Selection Based on Intrinsic Properties

Polygon Selection Based on Intrinsic Properties (output layer contains polygons) selection functions include:

• poly_area()

• poly_hole_count()

• poly_line_length()

• poly_perimeter()