A Novel Detection Scheme with Multiple Observations for Sparse Signal Based on Likelihood Ratio Test with Sparse Estimation

Table 1

Simulation parameters.

Parameter	Value
	150
	120
	Changes accordingly,
	() is randomly chosen with sparsity () are i.i.d. drawn from standard normal distributions; () Normalization of energy
	, −20 dB~0 dB
	Changes with
	Gaussian random matrix
	2
	0.01~1