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Table 5 Error performance from varying the direction of the interference

From: Classification, positioning, and tracking of drones by HMM using acoustic circular microphone array beamforming

 Elevation error (rad)Azimuth error (rad)MSE (rad)
Direction of interference (elevation, azimuth) = (18°, 63°)0.01010.00830.0144
Direction of interference (elevation, azimuth) = (78°, 125°)0.00920.00740.0122