A Novel Countermeasure Method for Radar Coherent Jamming Based on Signal Feature Transformation

Table 3

The comparison of results under different methods.

Method	Computational complexity	Type	The error rate of estimated radial distance (%)	Target number
SL0-based		Noise convolution jamming	0.135	9
		Slicing jamming	0.51	6
		ISRJ-direct repeater	0.51	8
		ISRJ-repeating repeater	0.55	9
OMP-based		Noise convolution jamming	0.175	26
		Slicing jamming	16.44	135
		ISRJ-direct repeater	0.8	19
		ISRJ-repeating repeater	15.84	23
Proposed		Noise convolution jamming	0.015	1
		Slicing jamming	0.015	1
		ISRJ-direct repeater	0.015	1
		ISRJ-repeating repeater	0.015	1