Cramér-Rao Bound Analysis of Underdetermined Wideband DOA Estimation under the Subband Model via Frequency Decomposition

Computer Science

• Asymptotic Expression 33%
• direction-of-arrival 100%
• Frequency Decomposition 100%
• Gaussian Source 33%
• Noise-to-Signal Ratio 66%
• Order Relationship 33%
• Physical Sensor 33%
• Priori Knowledge 33%
• Underdetermined Case 66%
• Unified Framework 33%

Engineering

• Closed Form 33%
• Direction-of-Arrival Estimation 100%
• Frequency Bin 33%
• Frequency Decomposition 100%
• Gaussians 33%
• Physical Sensor 33%
• Priori Knowledge 33%
• Signal-to-Noise Ratio 66%
• Source Spectrum 33%
• Sparse Array 33%

Earth and Planetary Sciences

• Broadband 100%
• Signal to Noise Ratios 40%