Chen J, Zheng Y, Zhang T, Chen S, Li J (2020) Iterative reweighted proximal projection based DOA estimation algorithm for monostatic MIMO radar. Signal Processing, 172:107537. https://doi.org/10.1016/j.sigpro.2020.107537
Chen SS, Donoho DL, Saunders MA (2001) Atomic decomposition by basis pursuit. SIAM Rev 43(1):129-158. https://doi.org/10.1137/S003614450037906X
Dai ZH, Zhang L, Wang C, Han X, Yin JW (2024) Enhanced secondorder off-grid DOA estimation method via sparse reconstruction based on extended coprime array under impulsive noise. IEEE Transactions on Instrumentation and Measurement 73:1-17,2024, Art No. 8500417. https://doi.org/10.1109/TIM.2023.3328069
Donoho DL (2006) Compressed sensing. IEEE Transactions on Information Theory 52(4):1289-1306. https://doi.org/10.1109/TIT.2006.871582
Donoho DL, Elad M, Temlyakov VN (2006) Stable recovery of sparse overcomplete representations in the presence of noise. IEEE Transactions on Information Theory 52(1):6-18. https://doi.org/10.1109/TIT.2005.860430
Eftekhari A, Babaie-Zadeh M, Jutten C, Moghaddam HA (2009) Robust-SL0 for stable sparse representation in noisy settings. IEEE International Conference on Acoustics, Speech and Signal Processing, Taipei, China, 3433-3436
Elad M (2010) Sparse and Redundant Representations. New York, NY, USA:Springer Fan J, Li R (2001) Variable selection via nonconcave penalized likelihood and its oracle properties. Journal of the American Statistical Association 96(456):1348-1360. https://doi.org/10.1198/016214501753382273
Ghayem F, Sadeghi M, Babaie-Zadeh M, Chatterjee S, Skoglund M, Jutten C (2018) Sparse signal recovery using iterative proximal projection. IEEE Transactions on Signal Processing 66(4):879-894. https://doi.org/10.1109/TSP.2017.2778695
Gretsistas A, Plumbley MD (2012) An alternating descent algorithm for the off-grid DOA estimation problem with sparsity constraints. 2012 Proceedings of the 20th European Signal Processing Conference (EUSIPCO), Bucharest, Romania, 874-878
Guo K, Guo LX, Li YS, Zhang L, Dai ZH, Yin JW (2022) Efficient DOA estimation based on variable least Lncosh algorithm under impulsive noise interferences. Digital Signal Processing 122:103383. https://doi.org/10.1016/j.dsp.2021.103383
Jagannath R, Hari KVS (2013) Block sparse estimator for grid matching in single snapshot DOA estimation. IEEE Signal Processing Letters 20(11):1038-1041. https://doi.org/10.1109/LSP.2013.2279124
Li W, Liao W, Fannjiang A (2020) Super-resolution limit of the ESPRIT algorithm. IEEE Transactions on Information Theory 66(7):4593-4608. https://doi.org/10.1109/TIT.2020.2974174
Malioutov D, Cetin M, Willsky AS (2005) A sparse signal reconstruction perspective for source localization with sensor arrays. IEEE Transactions on Signal Processing 53(8):3010-3022. https://doi.org/10.1109/TSP.2005.850882
Nesterov Y (2004) Introductory Lectures on Convex Optimization:A Basic Course. Boston, MA, USA:Kluwer
Nocedal J, Wright SJ (1999) Numerical Optimization. New York, NY, USA:Springer
Parikh N, Boyd S (2014) Proximal algorithms. Foundations and Trends in Optimization 1(3):127-239. https://doi.org/10.1561/2400000003
Sadeghi M, Babaie-Zadeh M (2016) Iterative sparsificationprojection:fast and robust sparse signal approximation. IEEE Transactions on Signal Processing 64(21):5536-5548. https://doi.org/10.1109/TSP.2016.2585123
Stoica P, Babu P, Li J (2011) SPICE:A sparse covariance-based estimation method for array processing. IEEE Transactions on Signal Processing 59(2):629-638. https://doi.org/10.1109/TSP. 2010.2090525
Tan Z, Yang P, Nehorai A (2014) Joint sparse recovery method for compressed sensing with structured dictionary mismatches. IEEE Transactions on Signal Processing 62(19):4997-5008. https://doi.org/10.1109/TSP.2014.2343940
Wagner M, Park Y, Gerstoft P (2021) Gridless DOA estimation and root-MUSIC for non-uniform linear arrays. IEEE Transactions on Signal Processing 69:2144-2157. https://doi.org/10.1109/TSP.2021.3068353
Wu X, Zhu WP, Yan J, Zhang Z (2018) Two sparse-based methods for off-grid direction-of-arrival estimation. Signal Processing 142:87-95. https://doi.org/10.1016/j.sigpro.2017.07.004
Yang Z, Xie LH, Zhang C (2013) Off-grid direction of arrival estimation using sparse Bayesian inference. IEEE Transactions on Signal Processing 61(1):38-43. https://doi.org/10.1109/TSP. 2012.2222378
Zhang XW, Jiang T, Li YS, Liu X (2019) An off-grid DOA estimation method using proximal splitting and successive nonconvex sparsity approximation. IEEE Access 7:66764-66773. https://doi.org/10.1109/ACCESS.2019.2917309
Zhu H, Leus G, Giannakis GB (2011) Sparsity-cognizant total leastsquares for perturbed compressive sampling. IEEE Transactions on Signal Processing 59(5):2002-2016. https://doi.org/10.1109/TSP.2011.2109956