Articles with "reweighted nuclear" as a keyword



RFI Localization via Reweighted Nuclear Norm Minimization in Microwave Interferometric Radiometry

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Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2022.3167383

Abstract: Radio frequency interference (RFI) has become an increasing and challenging problem in microwave interferometric radiometry (MIR). Accurate localization of RFI sources is helpful to provide location information for switching off unauthorized transmitters causing RFI and… read more here.

Keywords: rfi localization; reweighted nuclear; microwave interferometric; localization ... See more keywords
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Covariance Matrix Reconstruction for Direction Finding with Nested Arrays Using Iterative Reweighted Nuclear Norm Minimization

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Published in 2019 at "International Journal of Antennas and Propagation"

DOI: 10.1155/2019/7657898

Abstract: In this paper, we address the direction finding problem in the background of unknown nonuniform noise with nested array. A novel gridless direction finding method is proposed via the low-rank covariance matrix approximation, which is… read more here.

Keywords: direction finding; nuclear norm; covariance matrix; reweighted nuclear ... See more keywords