Junction Point Detection Algorithm for SAR Image

Table 2

The mean error of the junction points’ position among the Forstner algorithm, CPDA, JUDOCA, and our proposed method for the quadrate image and polygon image (unit: pixel).

	Forstner	CPDA	JUDOCA	Proposed method
Quadrate	0.2437	1.3270	0.6525	0.2876
Polygon	0.4046	1.4206	1.4222	0.3475