{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,22]],"date-time":"2026-04-22T13:14:13Z","timestamp":1776863653175,"version":"3.51.2"},"reference-count":74,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","license":[{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2021,1,1]],"date-time":"2021-01-01T00:00:00Z","timestamp":1609459200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"name":"Augusto Aubry and Antonio De Maio","award":["ARS0100615"],"award-info":[{"award-number":["ARS0100615"]}]},{"DOI":"10.13039\/100007195","name":"Universit\u00e0 degli Studi di Napoli Federico II","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007195","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Signal Process."],"published-print":{"date-parts":[[2021]]},"DOI":"10.1109\/tsp.2021.3111587","type":"journal-article","created":{"date-parts":[[2021,9,14]],"date-time":"2021-09-14T20:09:40Z","timestamp":1631650180000},"page":"5920-5934","source":"Crossref","is-referenced-by-count":31,"title":["Structured Covariance Matrix Estimation With Missing-(Complex) Data for Radar Applications via Expectation-Maximization"],"prefix":"10.1109","volume":"69","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5353-0481","authenticated-orcid":false,"given":"Augusto","family":"Aubry","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8421-3318","authenticated-orcid":false,"given":"Antonio","family":"De Maio","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5307-0980","authenticated-orcid":false,"given":"Stefano","family":"Marano","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3005-3205","authenticated-orcid":false,"given":"Massimo","family":"Rosamilia","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"263","reference":[{"key":"ref73","doi-asserted-by":"publisher","DOI":"10.1049\/PBRA026E"},{"key":"ref72","author":"farina","year":"1992","journal-title":"Antenna-Based Signal Processing Techniques for Radar Systems Antennas and Propagation Library"},{"key":"ref71","doi-asserted-by":"crossref","first-page":"102","DOI":"10.1109\/78.258125","article-title":"Detection of number of sources via exploitation of centro-symmetry property","volume":"42","author":"xu","year":"1994","journal-title":"IEEE Trans Signal Process"},{"key":"ref70","doi-asserted-by":"publisher","DOI":"10.1109\/ICASSP.1999.761350"},{"key":"ref74","doi-asserted-by":"crossref","DOI":"10.1049\/SBRA509E","author":"maio","year":"2015","journal-title":"Modern Radar Detection Theory Electromagnetics and Radar"},{"key":"ref39","author":"adamy","year":"2001","journal-title":"EW 101 A First Course in Electronic Warfare"},{"key":"ref38","doi-asserted-by":"publisher","DOI":"10.1016\/j.sigpro.2019.07.009"},{"key":"ref33","doi-asserted-by":"publisher","DOI":"10.2307\/2347491"},{"key":"ref32","doi-asserted-by":"publisher","DOI":"10.2200\/S00001ED1V01Y200508SPR001"},{"key":"ref31","author":"gupta","year":"2011","journal-title":"Theory and Use of the em Algorithm"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1214\/aoms\/1177697196"},{"key":"ref37","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2020.3033378"},{"key":"ref36","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2019.2899816"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1016\/j.dsp.2004.10.004"},{"key":"ref34","first-page":"8","article-title":"Nonparametric spectral analysis with missing data via the EM algorithm","volume":"1","author":"li","year":"0","journal-title":"Proc Conf Rec 38th Asilomar Conf Signals Syst Comput"},{"key":"ref60","doi-asserted-by":"publisher","DOI":"10.1109\/78.890324"},{"key":"ref62","doi-asserted-by":"publisher","DOI":"10.1109\/PROC.1982.12427"},{"key":"ref61","doi-asserted-by":"publisher","DOI":"10.1049\/iet-rsn.2009.0106"},{"key":"ref63","doi-asserted-by":"publisher","DOI":"10.1198\/0003130042836"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1162\/neco.1996.8.1.129"},{"key":"ref64","doi-asserted-by":"publisher","DOI":"10.1287\/moor.2016.0795"},{"key":"ref27","article-title":"Statistical analysis with missing data","author":"little","year":"2019","journal-title":"Wiley Series in Probability and Statistics"},{"key":"ref65","doi-asserted-by":"publisher","DOI":"10.1287\/moor.1070.0262"},{"key":"ref66","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2016.2625267"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1214\/aoms\/1177699147"},{"key":"ref67","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2017.2787115"},{"key":"ref68","doi-asserted-by":"publisher","DOI":"10.1111\/j.2517-6161.1979.tb01072.x"},{"key":"ref69","doi-asserted-by":"publisher","DOI":"10.1214\/aoms\/1177704248"},{"key":"ref2","article-title":"Wireless networks for beamforming in distributed phased array radar","author":"noris","year":"2007"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/TAES.1983.309395"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1109\/34.990138"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1016\/j.csda.2007.02.009"},{"key":"ref21","first-page":"845","article-title":"Feature selection for unsupervised learning","volume":"5","author":"dy","year":"2004","journal-title":"J Mach Learn Res"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1109\/TPAMI.2004.71"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1093\/comjnl\/41.8.578"},{"key":"ref26","doi-asserted-by":"publisher","DOI":"10.1109\/IROS.2010.5649089"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1162\/neco.1997.9.2.271"},{"key":"ref50","author":"horn","year":"1994","journal-title":"Topics in Matrix Analysis"},{"key":"ref51","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2007.907834"},{"key":"ref59","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2002.806865"},{"key":"ref58","doi-asserted-by":"crossref","first-page":"508","DOI":"10.1109\/7.937465","article-title":"Adaptive digital beamforming for angle estimation in jamming","volume":"37","author":"yu","year":"2001","journal-title":"IEEE Trans Aerosp Electron Syst"},{"key":"ref57","article-title":"Robust adaptive beamforming","author":"li","year":"2005","journal-title":"Wiley Series in Telecommunications and Signal Processing"},{"key":"ref56","doi-asserted-by":"publisher","DOI":"10.1016\/0165-1684(95)00074-N"},{"key":"ref55","doi-asserted-by":"publisher","DOI":"10.1109\/29.31267"},{"key":"ref54","doi-asserted-by":"publisher","DOI":"10.1109\/TAC.1974.1100705"},{"key":"ref53","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2017.2728523"},{"key":"ref52","author":"klemm","year":"2002","journal-title":"Principles of Space-Time Adaptive Processing"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1016\/j.procir.2013.07.063"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/LAWP.2019.2929353"},{"key":"ref40","doi-asserted-by":"crossref","first-page":"1115","DOI":"10.1109\/7.892662","article-title":"Fast converging adaptive processor or a structured covariance matrix","volume":"36","author":"steiner","year":"2000","journal-title":"IEEE Trans Aerosp Electron Syst"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/RADAR.2011.5960622"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1111\/j.2517-6161.1977.tb01600.x"},{"key":"ref14","author":"trees","year":"2004","journal-title":"Optimum Array Processing Part IV Detection Estimation and Modulation Theory"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.3102\/10769986024001021"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1214\/aos\/1176346060"},{"key":"ref17","author":"theodoridis","year":"2015","journal-title":"Machine Learning A Bayesian and Optimization Perspective"},{"key":"ref18","volume":"382","author":"mclachlan","year":"2007","journal-title":"The EM Algorithm and Extensions"},{"key":"ref19","author":"theodoridis","year":"2009","journal-title":"Pattern Recognition"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/TWC.2019.2919023"},{"key":"ref3","article-title":"Use of the Weiss-Weinstein bound to compare the direction-finding performance of sparse arrays","author":"delong","year":"1993"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/LAPC.2009.5352421"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/RADAR.2010.5494469"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.2010.2044353"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/USNC-URSI.2014.6955686"},{"key":"ref49","doi-asserted-by":"publisher","DOI":"10.1109\/SAM48682.2020.9104273"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1201\/b12675"},{"key":"ref46","doi-asserted-by":"publisher","DOI":"10.1109\/ACSSC.2001.987665"},{"key":"ref45","doi-asserted-by":"publisher","DOI":"10.1109\/TCOM.1976.1093391"},{"key":"ref48","doi-asserted-by":"publisher","DOI":"10.1109\/LSP.2020.2984431"},{"key":"ref47","author":"guerci","year":"2014","journal-title":"Space-Time Adaptive Processing for Radar"},{"key":"ref42","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2012.2190408"},{"key":"ref41","doi-asserted-by":"publisher","DOI":"10.1109\/TAES.2013.6558039"},{"key":"ref44","doi-asserted-by":"publisher","DOI":"10.1109\/SPECT.1988.206185"},{"key":"ref43","doi-asserted-by":"publisher","DOI":"10.1109\/TAES.2013.120389"}],"container-title":["IEEE Transactions on Signal Processing"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/78\/9307529\/09537710.pdf?arnumber=9537710","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,1,9]],"date-time":"2023-01-09T05:29:25Z","timestamp":1673242165000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9537710\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021]]},"references-count":74,"URL":"https:\/\/doi.org\/10.1109\/tsp.2021.3111587","relation":{},"ISSN":["1053-587X","1941-0476"],"issn-type":[{"value":"1053-587X","type":"print"},{"value":"1941-0476","type":"electronic"}],"subject":[],"published":{"date-parts":[[2021]]}}}