基于RRQR分解的高分辨譜估計(jì)方法的性能分析
PERFORMANCE ANALYSES OF A HIGH RESOLUTION METHOD BASED ON RRQR DECOMPOSITION
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摘要: 本文研究了基于數(shù)據(jù)矩陣的秩校正QR(RRQR)高分辨譜估計(jì)方法,給出了該方法估計(jì)源方位角誤差的一種非漸近方差估計(jì)式,理論分析和計(jì)算機(jī)模擬結(jié)果證明了這一結(jié)果的正確性。
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關(guān)鍵詞:
- 陣列信號(hào)處理; 方向估計(jì); QR分解; 性能分析
Abstract: A fast high resolution method based on rank-revealing QR decomposition is analysed, and an analytical expression of the variance of the direction of arrival estimation error is presented. Simulation results verify the analysis. -
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