·1666· 工程科学学报，第37卷，第12期 [13]Zhang J W,Hu N,Bao M,et al.Wideband DOA estimation International Symposium.Odlando,2013:1406 based on block FOCUSS with limited samples /IEEE Global [17]Angelosante D,Giannakis G B.RIS-weighted lasso for adaptive Conference on Signal and Information Processing (GlobalSIP). estimation of sparse signals /IEEE International Conference on Austin,2013:634 Acoustics,Speech and Signal Processing.Taipei,2009:3245 [14]Blumensath T.Davies M E.Normalized iterative hard thresh [18]Donelli M,Viani F,Rocca P,Massa A.An innovative multi- holding:guaranteed stability and performance.IEEE J Sel Top resolution approach for DOA estimation based on a support vector Signal Process,2010,4(2):298 classification.IEEE Trans Antennas Propag,2009,57 (8): [15]Needell D,Vershynin R.Signal recovery from incomplete and 2279 inaccurate measurements via regularized orthogonal matching pur- [19]Hyder MM,Mahata K.Direction of arrival estimation using a suit.IEEE J Sel Top Signal Process,2010,4(2)310 mixed norm approximation.IEEE Trans Signal Process, [16]Peng Y,Fei Y,Feng Y.Sparse array synthesis with regularized 2010,58(9):4646 FOCUSS algorithm /IEEE Antennas and Propagation Society工程科学学报，第 37 卷，第 12 期 ［13］ Zhang J W，Hu N，Bao M，et al． Wideband DOA estimation based on block FOCUSS with limited samples / / IEEE Global Conference on Signal and Information Processing ( GlobalSIP) ． Austin，2013: 634 ［14］ Blumensath T，Davies M E． Normalized iterative hard thresh holding: guaranteed stability and performance． IEEE J Sel Top Signal Process，2010，4( 2) : 298 ［15］ Needell D，Vershynin Ｒ． Signal recovery from incomplete and inaccurate measurements via regularized orthogonal matching pur￾suit． IEEE J Sel Top Signal Process，2010，4( 2) : 310 ［16］ Peng Y，Fei Y，Feng Y． Sparse array synthesis with regularized FOCUSS algorithm / / IEEE Antennas and Propagation Society International Symposium． Orlando，2013: 1406 ［17］ Angelosante D，Giannakis G B． ＲLS-weighted lasso for adaptive estimation of sparse signals / / IEEE International Conference on Acoustics，Speech and Signal Processing． Taipei，2009: 3245 ［18］ Donelli M，Viani F，Ｒocca P，Massa A． An innovative multi￾resolution approach for DOA estimation based on a support vector classification． IEEE Trans Antennas Propag，2009，57 ( 8 ) : 2279 ［19］ Hyder M M，Mahata K． Direction of arrival estimation using a mixed l2，0 norm approximation． IEEE Trans Signal Process， 2010，58( 9) : 4646 · 6661 ·