Derives wideband compressed-domain CRB for near-field XL-MIMO, decomposing Fisher information into dominant data-diversity gain scaling as 10 log10(Ks) dB and secondary geometric-diversity from frequency-dependent Fresnel curvature, with +27.8 dB total improvement at 28 GHz and 400 MHz bandwidth.
Performance study of conditional and uncon- ditional direction-of-arrival estimation
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Derives ordered Ziv-Zakai bounds using GLRT surrogate and ordered-prior correction for LSE frequencies plus local transfer analysis for plug-in amplitude errors, recovering a priori bound at low SNR and CRB at high SNR.
citing papers explorer
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Wideband Compressed-Domain Cramer-Rao Bounds for Near-Field XL-MIMO: Data and Geometric Diversity Decomposition
Derives wideband compressed-domain CRB for near-field XL-MIMO, decomposing Fisher information into dominant data-diversity gain scaling as 10 log10(Ks) dB and secondary geometric-diversity from frequency-dependent Fresnel curvature, with +27.8 dB total improvement at 28 GHz and 400 MHz bandwidth.
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Performance Benchmarks for Line Spectral Estimation: Ordered Ziv-Zakai Characterization and Plug-In Amplitude Error Analysis
Derives ordered Ziv-Zakai bounds using GLRT surrogate and ordered-prior correction for LSE frequencies plus local transfer analysis for plug-in amplitude errors, recovering a priori bound at low SNR and CRB at high SNR.