표 4. | Table 4. FFT point 가용 개수에 의한 허위 표적의 영상 품질 성능 지표 | SAR image quality parameters of false target with the number of FFT points.

A single point-scatterer false target
	7,901 points		1,078 points		516 points
	Range	Azimuth	Range	Azimuth	Range	Azimuth
PSLR	−10.79 dB	−12.53 dB	−10.79 dB	−12.53 dB	−10.77 dB	−12.53 dB
ISLR	−8.91 dB	−9.22 dB	−8.91 dB	−9.22 dB	−8.91 dB	−9.23 dB
Resolution	0.90 m	2.14 m	0.90 m	2.14 m	0.90 m	2.14 m
Position error rate	0.03 %	0.25 %	0.03 %	0.25 %	0.03 %	0.25 %
Aircraft false target
	7,901 points		1,078 points		516 points
Entropy	11.93		11.94		11.94