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A Novel Gradient Descent Least-Squares (GDLSs) Algorithm for Efficient Gridless Line Spectrum Estimation With Applications in Tomographic SAR Imaging.
Ruizhe Shi
Zhe Zhang
Xiaolan Qiu
Chibiao Ding
Published in:
IEEE Trans. Geosci. Remote. Sens. (2023)
Keyphrases
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least squares
parameter estimation
computational complexity
multiscale
detection algorithm