Central DOA Estimation Method for Exponential-Type Coherent Distributed Source Based on Fourth-Order Cumulant

<div>The positions of virtual sensors and physical sensors. (a) The result of the traditional construction method of the fourth-order cumulant. (b) The result of the construction method adopted in this paper.</div>

International Journal of Antennas and Propagation

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Figure 2

Figure 2: Central DOA Estimation Method for Exponential-Type Coherent Distributed Source Based on Fourth-Order Cumulant 