Ship Velocity Estimation in Airborne Along-Track Interferometric SAR Imagery Based on the Fractional Fourier Transform

Table 2

Azimuth velocity estimation and percent error from the contrast method for true from 1 m/s to 14 m/s.

Azimuth velocity (m/s)	Estimation based on [16] (m/s)	Percent error (%)
1	1.0078	0.8
2	2.0547	2.8
3	3.0030	0.1
4	4.0512	1.3
5	5.0730	1.5
6	6.0788	1.3
7	7.0651	1.0
8	8.0565	0.7
9	9.0607	0.7
10	10.0555	0.6
11	11.0456	0.4
12	12.0342	0.3
13	13.0547	0.4
14	14.0672	0.5