{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,13]],"date-time":"2026-02-13T23:15:31Z","timestamp":1771024531394,"version":"3.50.1"},"reference-count":22,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"12","license":[{"start":{"date-parts":[[2022,12,1]],"date-time":"2022-12-01T00:00:00Z","timestamp":1669852800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"},{"start":{"date-parts":[[2022,12,1]],"date-time":"2022-12-01T00:00:00Z","timestamp":1669852800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2022,12,1]],"date-time":"2022-12-01T00:00:00Z","timestamp":1669852800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["62171388"],"award-info":[{"award-number":["62171388"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61871461"],"award-info":[{"award-number":["61871461"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["61571374"],"award-info":[{"award-number":["61571374"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012226","name":"Fundamental Research Funds for the Central Universities","doi-asserted-by":"publisher","award":["2682021ZTPY091"],"award-info":[{"award-number":["2682021ZTPY091"]}],"id":[{"id":"10.13039\/501100012226","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Chengdu Guojia Electrical Engineering Company Ltd.","award":["NEEC-2019-A02"],"award-info":[{"award-number":["NEEC-2019-A02"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Circuits Syst. II"],"published-print":{"date-parts":[[2022,12]]},"DOI":"10.1109\/tcsii.2022.3201240","type":"journal-article","created":{"date-parts":[[2022,8,24]],"date-time":"2022-08-24T19:26:59Z","timestamp":1661369219000},"page":"5144-5148","source":"Crossref","is-referenced-by-count":22,"title":["A Variable Step Size Gradient-Descent TLS Algorithm for Efficient DOA Estimation"],"prefix":"10.1109","volume":"69","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0198-1384","authenticated-orcid":false,"given":"Haiquan","family":"Zhao","sequence":"first","affiliation":[{"name":"Key Laboratory of Magnetic Suspension Technology and Maglev Vehicle, Ministry of Education, School of Electrical Engineering, Southwest Jiaotong University, Chengdu, China"}]},{"given":"Wenjing","family":"Luo","sequence":"additional","affiliation":[{"name":"Key Laboratory of Magnetic Suspension Technology and Maglev Vehicle, Ministry of Education, School of Electrical Engineering, Southwest Jiaotong University, Chengdu, China"}]},{"given":"Yalin","family":"Liu","sequence":"additional","affiliation":[{"name":"Key Laboratory of Magnetic Suspension Technology and Maglev Vehicle, Ministry of Education, School of Electrical Engineering, Southwest Jiaotong University, Chengdu, China"}]},{"given":"Chen","family":"Wang","sequence":"additional","affiliation":[{"name":"Key Laboratory of Magnetic Suspension Technology and Maglev Vehicle, Ministry of Education, School of Electrical Engineering, Southwest Jiaotong University, Chengdu, China"}]}],"member":"263","reference":[{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2004.837408"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2014.2301135"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.1109\/78.143435"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1109\/ICIBA50161.2020.9276956"},{"key":"ref14","doi-asserted-by":"publisher","DOI":"10.1109\/TCSII.2019.2925626"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1002\/tee.23217"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.1109\/TCSII.2020.2973764"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.1109\/TSMC.2021.3120272"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2020.3020946"},{"key":"ref19","first-page":"11","article-title":"A complex gradient operator and its application in adaptive array theory","volume":"130","author":"brandwood","year":"1983","journal-title":"Proc Inst Electr Eng"},{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/LAWP.2019.2923700"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1109\/CC.2016.7897554"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/ICASSP.1991.150722"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1016\/j.sigpro.2007.04.004"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TSP.2004.834260"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1137\/1.9781611971002"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/29.32276"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/TAP.1986.1143830"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1137\/0717073"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1137\/1.9781611970920"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1109\/97.917699"},{"key":"ref21","doi-asserted-by":"publisher","DOI":"10.1109\/29.17564"}],"container-title":["IEEE Transactions on Circuits and Systems II: Express Briefs"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/8920\/9969381\/09866556.pdf?arnumber=9866556","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,12,26]],"date-time":"2022-12-26T19:25:23Z","timestamp":1672082723000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/9866556\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,12]]},"references-count":22,"journal-issue":{"issue":"12"},"URL":"https:\/\/doi.org\/10.1109\/tcsii.2022.3201240","relation":{},"ISSN":["1549-7747","1558-3791"],"issn-type":[{"value":"1549-7747","type":"print"},{"value":"1558-3791","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,12]]}}}