Systems Engineering and Electronics ›› 2022, Vol. 44 ›› Issue (2): 512-519.doi: 10.12305/j.issn.1001-506X.2022.02.20
• Sensors and Signal Processing • Previous Articles Next Articles
Yanling SHI*, Lei WANG, Junhao LI
Received:
2020-11-12
Online:
2022-02-18
Published:
2022-02-24
Contact:
Yanling SHI
CLC Number:
Yanling SHI, Lei WANG, Junhao LI. CFAR detection for small targets on sea surface based on singular value decomposition in projection space[J]. Systems Engineering and Electronics, 2022, 44(2): 512-519.
Table 1
Performance loss under interference of four algorithms under different SIRs"
#data1算法 | SCR损失/dB | ||||
VV | HH | ||||
SIR=0 | SIR=5 | SIR=0 | SIR=5 | ||
CA-CFAR | 0.6 | 1.5 | 1.5 | 3.7 | |
SVD-FRFT | 2.4 | 5.6 | 11.5 | 16 | |
MEMD | 0.3 | 1.1 | 0.4 | 1.2 | |
OP-CFAR | 6.7 | 10.7 | 6 | 18.4 | |
OP-SVD-CFAR | 0.1 | 0.2 | 0.2 | 0.3 | |
#data2算法 | SCR损失/dB | ||||
VV | HH | ||||
SIR=0 | SIR=5 | SIR=0 | SIR=5 | ||
CA-CFAR | 0.2 | 0.4 | 0.4 | 0.6 | |
SVD-FRFT | 0.3 | 0.7 | 0.2 | 0.5 | |
MEMD | 0.3 | 0.8 | 0.6 | 1 | |
OP-CFAR | 1.6 | 4.2 | 6.7 | 14.5 | |
OP-SVD-CFAR | 0.1 | 0.2 | 0.1 | 0.3 |
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