{"id":"https://openalex.org/W1644398030","doi":"https://doi.org/10.1587/transfun.e98.a.1964","title":"Direction-of-Arrival Estimation Using an Array Covariance Vector and a Reweighted l1 Norm","display_name":"Direction-of-Arrival Estimation Using an Array Covariance Vector and a Reweighted l1 Norm","publication_year":2015,"publication_date":"2015-01-01","ids":{"openalex":"https://openalex.org/W1644398030","doi":"https://doi.org/10.1587/transfun.e98.a.1964","mag":"1644398030"},"language":"en","primary_location":{"id":"doi:10.1587/transfun.e98.a.1964","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transfun.e98.a.1964","pdf_url":null,"source":{"id":"https://openalex.org/S166990724","display_name":"IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences","issn_l":"0916-8508","issn":["0916-8508","1745-1337"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences","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/A5008616837","display_name":"Xiao Luo","orcid":"https://orcid.org/0000-0003-2201-7586"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao Yu LUO","raw_affiliation_strings":["Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036204217","display_name":"Xiao Chao Fei","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiao chao FEI","raw_affiliation_strings":["Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032405819","display_name":"Lu Gan","orcid":"https://orcid.org/0000-0003-2138-9564"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu GAN","raw_affiliation_strings":["Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039556214","display_name":"Ping Wei","orcid":"https://orcid.org/0000-0003-0384-9854"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ping WEI","raw_affiliation_strings":["Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063252274","display_name":"Hong Liao","orcid":"https://orcid.org/0000-0001-8372-7165"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hong Shu LIAO","raw_affiliation_strings":["Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty Department of Electronic Engineering, University of Electronic Science and Technology of China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.03108658,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"E98.A","issue":"9","first_page":"1964","last_page":"1967"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T10860","display_name":"Speech and Audio Processing","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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.6369972825050354},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.598395824432373},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5506906509399414},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5214790105819702},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5200697779655457},{"id":"https://openalex.org/keywords/sparse-approximation","display_name":"Sparse approximation","score":0.49534884095191956},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.44522398710250854},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4001128673553467},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.35940366983413696},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2146642506122589}],"concepts":[{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.6369972825050354},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.598395824432373},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5506906509399414},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5214790105819702},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5200697779655457},{"id":"https://openalex.org/C124066611","wikidata":"https://www.wikidata.org/wiki/Q28684319","display_name":"Sparse approximation","level":2,"score":0.49534884095191956},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.44522398710250854},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4001128673553467},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.35940366983413696},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2146642506122589},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1587/transfun.e98.a.1964","is_oa":false,"landing_page_url":"https://doi.org/10.1587/transfun.e98.a.1964","pdf_url":null,"source":{"id":"https://openalex.org/S166990724","display_name":"IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences","issn_l":"0916-8508","issn":["0916-8508","1745-1337"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4320800604","host_organization_name":"Institute of Electronics, Information and Communication Engineers","host_organization_lineage":["https://openalex.org/P4320800604"],"host_organization_lineage_names":["Institute of Electronics, Information and Communication Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.800000011920929}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1847517736","https://openalex.org/W2028599779","https://openalex.org/W2053808172","https://openalex.org/W2097323375","https://openalex.org/W2098174516","https://openalex.org/W2103519107","https://openalex.org/W2107861471","https://openalex.org/W2113638573","https://openalex.org/W2115141757","https://openalex.org/W2127271355","https://openalex.org/W2128131274","https://openalex.org/W2128439740","https://openalex.org/W2130342534","https://openalex.org/W2136172079","https://openalex.org/W2147656689","https://openalex.org/W2161765392","https://openalex.org/W2162409952","https://openalex.org/W3101671569"],"related_works":["https://openalex.org/W2122678784","https://openalex.org/W1495042958","https://openalex.org/W2494338568","https://openalex.org/W2282510344","https://openalex.org/W139987158","https://openalex.org/W2183994405","https://openalex.org/W4234013965","https://openalex.org/W2349023125","https://openalex.org/W1872497593","https://openalex.org/W2016015572"],"abstract_inverted_index":{"We":[0],"propose":[1],"a":[2,24],"novel":[3],"sparse":[4],"representation-based":[5],"direction-of-arrival":[6],"(DOA)":[7],"estimation":[8],"method.":[9],"In":[10,53],"contrast":[11],"to":[12,28,40,63],"those":[13],"that":[14,70,83],"approximate":[15],"l0-norm":[16],"minimization":[17,49],"by":[18],"l1-norm":[19,48],"minimization,":[20],"our":[21],"method":[22,86],"designs":[23],"reweighted":[25,37],"l1":[26,38],"norm":[27,39],"substitute":[29],"the":[30,36,42,45,65,71,84,94,102],"l0":[31],"norm.":[32],"The":[33,79],"capability":[34],"of":[35,73,104],"bridge":[41],"gap":[43],"between":[44],"l0-":[46],"and":[47,100],"is":[50,61,68,75,98,106],"then":[51],"justified.":[52],"addition,":[54],"an":[55],"array":[56],"covariance":[57],"vector":[58],"without":[59],"redundancy":[60],"utilized":[62],"extend":[64],"aperture.":[66],"It":[67],"proved":[69],"degree":[72],"freedom":[74],"increased":[76],"as":[77],"such.":[78],"simulation":[80],"results":[81],"show":[82],"proposed":[85],"performs":[87],"much":[88],"better":[89],"than":[90],"l1-type":[91],"methods":[92],"when":[93,101],"signal-to-noise":[95],"ratio":[96],"(SNR)":[97],"low":[99],"number":[103],"snapshots":[105],"small.":[107]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
