EURASIP Journal on Advances in Signal Processing

Table 1 Comparison of running times for different GLQ orders

From: Robust adaptive beamforming based on covariance matrix reconstruction using Gauss–Legendre quadrature and steering vector estimation

Algorithms	INCM-volume	GLQ-6	GLQ-5	GLQ-4	GLQ-3
Times/s	2.1584	0.3340	0.2771	0.2173	0.1624
Complexity	\(O\{ {\text{CQM}}^{2} \}\)	\(O\{ {\text{JQM}}^{2} \}\)

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