{"id":"https://openalex.org/W3083493970","doi":"https://doi.org/10.1109/lsp.2020.3021276","title":"Gridless Direction of Arrival Estimation Exploiting Sparse Linear Array","display_name":"Gridless Direction of Arrival Estimation Exploiting Sparse Linear Array","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3083493970","doi":"https://doi.org/10.1109/lsp.2020.3021276","mag":"3083493970"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2020.3021276","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.3021276","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100357700","display_name":"Tao Chen","orcid":"https://orcid.org/0000-0001-6447-6153"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Tao Chen","raw_affiliation_strings":["College of Information and Communication Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Advanced Marine Communication and Information Technology, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"affiliations":[{"raw_affiliation_string":"College of Information and Communication Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Advanced Marine Communication and Information Technology, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039554996","display_name":"Lin Shi","orcid":"https://orcid.org/0000-0001-8010-7390"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Shi","raw_affiliation_strings":["College of Information and Communication Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Advanced Marine Communication and Information Technology, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"affiliations":[{"raw_affiliation_string":"College of Information and Communication Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Advanced Marine Communication and Information Technology, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101686448","display_name":"Limin Guo","orcid":"https://orcid.org/0000-0002-9162-0226"},"institutions":[{"id":"https://openalex.org/I151727225","display_name":"Harbin Engineering University","ror":"https://ror.org/03x80pn82","country_code":"CN","type":"education","lineage":["https://openalex.org/I151727225"]},{"id":"https://openalex.org/I890469752","display_name":"Ministry of Industry and Information Technology","ror":"https://ror.org/0385nmy68","country_code":"CN","type":"government","lineage":["https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Limin Guo","raw_affiliation_strings":["College of Information and Communication Engineering, Harbin Engineering University, Harbin, China","Key Laboratory of Advanced Marine Communication and Information Technology, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China"],"affiliations":[{"raw_affiliation_string":"College of Information and Communication Engineering, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225"]},{"raw_affiliation_string":"Key Laboratory of Advanced Marine Communication and Information Technology, Ministry of Industry and Information Technology, Harbin Engineering University, Harbin, China","institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100357700"],"corresponding_institution_ids":["https://openalex.org/I151727225","https://openalex.org/I890469752"],"apc_list":null,"apc_paid":null,"fwci":2.4347,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.89687296,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"27","issue":null,"first_page":"1625","last_page":"1629"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9991999864578247,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11447","display_name":"Blind Source Separation Techniques","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7000772356987},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6757745742797852},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.6427406072616577},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.6098538637161255},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.5650156140327454},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5131898522377014},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.4713574945926666},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.44489237666130066},{"id":"https://openalex.org/keywords/sparse-array","display_name":"Sparse array","score":0.4423353672027588},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20168453454971313},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.20111513137817383},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09457501769065857}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7000772356987},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6757745742797852},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.6427406072616577},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.6098538637161255},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.5650156140327454},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5131898522377014},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.4713574945926666},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.44489237666130066},{"id":"https://openalex.org/C145177509","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse array","level":2,"score":0.4423353672027588},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20168453454971313},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.20111513137817383},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09457501769065857},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2020.3021276","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.3021276","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1736457985","display_name":null,"funder_award_id":"62071137","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1541064563","https://openalex.org/W1998435731","https://openalex.org/W2006579621","https://openalex.org/W2028191993","https://openalex.org/W2078524554","https://openalex.org/W2098174516","https://openalex.org/W2103519107","https://openalex.org/W2112855412","https://openalex.org/W2118693125","https://openalex.org/W2119499160","https://openalex.org/W2119667497","https://openalex.org/W2123457453","https://openalex.org/W2127617367","https://openalex.org/W2145096794","https://openalex.org/W2162654459","https://openalex.org/W2164390589","https://openalex.org/W2167077875","https://openalex.org/W2296616510","https://openalex.org/W2565293665","https://openalex.org/W2892433162","https://openalex.org/W2964106337","https://openalex.org/W2964325628","https://openalex.org/W3124617746","https://openalex.org/W4250589301","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2886934452","https://openalex.org/W1489099099","https://openalex.org/W4382204317","https://openalex.org/W2024369332","https://openalex.org/W2172110403","https://openalex.org/W2100915163","https://openalex.org/W2113817303","https://openalex.org/W4317795331","https://openalex.org/W3049528730","https://openalex.org/W2013688097"],"abstract_inverted_index":{"In":[0,84],"this":[1],"letter,":[2],"a":[3,118],"dual":[4,99],"formulation":[5],"of":[6,20,36,63,69,81,115,126,132],"atomic":[7],"norm":[8],"minimization":[9],"(ANM)":[10],"approach":[11],"is":[12,101],"proposed":[13,47,128],"by":[14,24],"exploiting":[15],"the":[16,21,25,31,46,52,61,67,72,79,82,97,105,113,124,127,133],"vectorized":[17,94],"covariance":[18,95],"data":[19,56],"signals":[22],"received":[23],"extended":[26],"virtual":[27],"array.":[28],"Compared":[29],"with":[30],"traditional":[32],"ANM-based":[33],"gridless":[34,135],"direction":[35],"arrival":[37],"(DOA)":[38],"estimation":[39,73,137],"algorithms":[40],"for":[41],"sparse":[42],"linear":[43],"array":[44],"(SLA),":[45],"algorithm":[48,129],"not":[49],"only":[50],"realizes":[51],"parameter":[53],"continuity":[54],"and":[55,66],"completion,":[57],"but":[58],"also":[59],"reduces":[60],"size":[62],"optimization":[64],"model":[65,90],"influence":[68],"noise":[70],"on":[71,92],"accuracy,":[74],"which":[75],"can":[76],"significantly":[77],"improve":[78],"performance":[80],"algorithm.":[83],"addition,":[85],"after":[86],"establishing":[87],"an":[88],"ANM":[89],"based":[91],"complete":[93],"data,":[96],"corresponding":[98],"problem":[100],"formulated":[102],"to":[103],"make":[104],"subsequent":[106],"DOA":[107,136],"recovery":[108],"process":[109],"no":[110],"longer":[111],"need":[112],"number":[114],"sources":[116],"as":[117],"priori":[119],"information.":[120],"Numerial":[121],"simulations":[122],"demonstrate":[123],"superiority":[125],"over":[130],"state":[131],"art":[134],"algorithms.":[138]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":4}],"updated_date":"2026-04-11T08:14:18.477133","created_date":"2025-10-10T00:00:00"}