{"id":"https://openalex.org/W2555024645","doi":"https://doi.org/10.1177/1550147716676557","title":"Efficient wideband signals\u2019 direction of arrival estimation method with unknown number of signals","display_name":"Efficient wideband signals\u2019 direction of arrival estimation method with unknown number of signals","publication_year":2016,"publication_date":"2016-11-01","ids":{"openalex":"https://openalex.org/W2555024645","doi":"https://doi.org/10.1177/1550147716676557","mag":"2555024645"},"language":"en","primary_location":{"id":"doi:10.1177/1550147716676557","is_oa":true,"landing_page_url":"https://doi.org/10.1177/1550147716676557","pdf_url":"https://journals.sagepub.com/doi/pdf/10.1177/1550147716676557","source":{"id":"https://openalex.org/S64417657","display_name":"International Journal of Distributed Sensor Networks","issn_l":"1550-1329","issn":["1550-1329","1550-1477"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Distributed Sensor Networks","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://journals.sagepub.com/doi/pdf/10.1177/1550147716676557","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004570505","display_name":"Yaoping Zeng","orcid":"https://orcid.org/0000-0002-8483-5528"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yaoping Zeng","raw_affiliation_strings":["School of Communication and Information Engineering, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010362029","display_name":"Guangyue Lu","orcid":"https://orcid.org/0000-0002-3938-9207"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guangyue Lu","raw_affiliation_strings":["School of Communication and Information Engineering, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Communication and Information Engineering, Xi\u2019an University of Posts and Telecommunications, Xi\u2019an, China","institution_ids":["https://openalex.org/I4210136859"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5004570505"],"corresponding_institution_ids":["https://openalex.org/I4210136859"],"apc_list":{"value":2200,"currency":"USD","value_usd":2200},"apc_paid":{"value":2200,"currency":"USD","value_usd":2200},"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.13502506,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"12","issue":"11","first_page":"155014771667655","last_page":"155014771667655"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9976000189781189,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/computer-science","display_name":"Computer science","score":0.729558527469635},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7108261585235596},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6960638165473938},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6083295941352844},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.6059213280677795},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.6041135787963867},{"id":"https://openalex.org/keywords/signal-subspace","display_name":"Signal subspace","score":0.6039676666259766},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.5971137881278992},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.5396450161933899},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5333991050720215},{"id":"https://openalex.org/keywords/multiplication","display_name":"Multiplication (music)","score":0.47600898146629333},{"id":"https://openalex.org/keywords/linear-subspace","display_name":"Linear subspace","score":0.4710749685764313},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.45920684933662415},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24601450562477112},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18999648094177246},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.17020118236541748},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.11180335283279419},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10628533363342285}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.729558527469635},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7108261585235596},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6960638165473938},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6083295941352844},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.6059213280677795},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.6041135787963867},{"id":"https://openalex.org/C2777121530","wikidata":"https://www.wikidata.org/wiki/Q7512739","display_name":"Signal subspace","level":4,"score":0.6039676666259766},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.5971137881278992},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.5396450161933899},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5333991050720215},{"id":"https://openalex.org/C2780595030","wikidata":"https://www.wikidata.org/wiki/Q3860309","display_name":"Multiplication (music)","level":2,"score":0.47600898146629333},{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.4710749685764313},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.45920684933662415},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24601450562477112},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18999648094177246},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.17020118236541748},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.11180335283279419},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10628533363342285},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1177/1550147716676557","is_oa":true,"landing_page_url":"https://doi.org/10.1177/1550147716676557","pdf_url":"https://journals.sagepub.com/doi/pdf/10.1177/1550147716676557","source":{"id":"https://openalex.org/S64417657","display_name":"International Journal of Distributed Sensor Networks","issn_l":"1550-1329","issn":["1550-1329","1550-1477"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Distributed Sensor Networks","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:sae:intdis:v:12:y:2016:i:11:p:1550147716676557","is_oa":false,"landing_page_url":"https://journals.sagepub.com/doi/10.1177/1550147716676557","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},{"id":"pmh:oai:doaj.org/article:13769e3d3a954a14bd094ecc1ac55a1e","is_oa":true,"landing_page_url":"https://doaj.org/article/13769e3d3a954a14bd094ecc1ac55a1e","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"International Journal of Distributed Sensor Networks, Vol 12 (2016)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1177/1550147716676557","is_oa":true,"landing_page_url":"https://doi.org/10.1177/1550147716676557","pdf_url":"https://journals.sagepub.com/doi/pdf/10.1177/1550147716676557","source":{"id":"https://openalex.org/S64417657","display_name":"International Journal of Distributed Sensor Networks","issn_l":"1550-1329","issn":["1550-1329","1550-1477"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Distributed Sensor Networks","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2555024645.pdf"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1980504502","https://openalex.org/W1989166641","https://openalex.org/W1994739323","https://openalex.org/W2028599779","https://openalex.org/W2040910067","https://openalex.org/W2089158381","https://openalex.org/W2096710051","https://openalex.org/W2116365951","https://openalex.org/W2123930706","https://openalex.org/W2125906265","https://openalex.org/W2126023613","https://openalex.org/W2131090450","https://openalex.org/W2161135203","https://openalex.org/W2162654459","https://openalex.org/W2163994287","https://openalex.org/W2323325980","https://openalex.org/W2329672906","https://openalex.org/W2979864212","https://openalex.org/W4249251823"],"related_works":["https://openalex.org/W2269356610","https://openalex.org/W2127405395","https://openalex.org/W2355891660","https://openalex.org/W2164635412","https://openalex.org/W4382204317","https://openalex.org/W89478532","https://openalex.org/W2388968854","https://openalex.org/W4328007667","https://openalex.org/W2005200408","https://openalex.org/W2354351449"],"abstract_inverted_index":{"This":[0],"article":[1],"focuses":[2],"on":[3,17],"the":[4,34,37,58,62,75,81,93,100,103,122,127],"direction":[5],"of":[6,9,19,21,48,64,74,84,126],"arrival":[7],"estimation":[8,53],"wideband":[10],"signals,":[11],"and":[12,32,70,114,124],"an":[13],"efficient":[14],"method":[15,39,60,105],"based":[16],"test":[18],"orthogonality":[20],"frequency":[22],"subspaces":[23],"is":[24],"proposed.":[25],"Using":[26],"suitable":[27,97],"coefficient":[28],"m":[29],"to":[30,88,109,120],"weight":[31],"inverse":[33],"covariance":[35],"matrix,":[36],"proposed":[38,59,128],"can":[40,106],"obtain":[41],"estimated":[42],"noise":[43],"subspace":[44,52],"with":[45,54,92],"unknown":[46],"number":[47],"signals.":[49],"Unlike":[50],"conventional":[51],"heavy":[55],"complex":[56],"computations,":[57],"reduces":[61],"amount":[63],"computation":[65],"by":[66],"real":[67],"matrix":[68],"multiplication,":[69],"through":[71],"only":[72,99],"half":[73],"total":[76],"angular":[77],"field-of-view.":[78],"It":[79],"decreases":[80],"computational":[82],"load":[83],"spectrum":[85],"peak":[86],"search":[87],"half.":[89],"Moreover,":[90],"compared":[91],"existing":[94],"real-valued":[95],"techniques":[96],"for":[98],"centro-symmetrical":[101],"array,":[102],"new":[104],"be":[107],"applied":[108],"arbitrary":[110],"array.":[111],"The":[112],"simulation":[113],"experimental":[115],"data":[116],"results":[117],"are":[118],"provided":[119],"demonstrate":[121],"effectiveness":[123],"performance":[125],"method.":[129]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":2}],"updated_date":"2026-07-30T17:31:21.811387","created_date":"2025-10-10T00:00:00"}
