{"id":"https://openalex.org/W4281931198","doi":"https://doi.org/10.3390/s22114209","title":"Real-Valued Direct Position Determination of Quasi-Stationary Signals for Nested Arrays: Khatri\u2013Rao Subspace and Unitary Transformation","display_name":"Real-Valued Direct Position Determination of Quasi-Stationary Signals for Nested Arrays: Khatri\u2013Rao Subspace and Unitary Transformation","publication_year":2022,"publication_date":"2022-05-31","ids":{"openalex":"https://openalex.org/W4281931198","doi":"https://doi.org/10.3390/s22114209","pmid":"https://pubmed.ncbi.nlm.nih.gov/35684830"},"language":"en","primary_location":{"id":"doi:10.3390/s22114209","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22114209","pdf_url":"https://www.mdpi.com/1424-8220/22/11/4209/pdf?version=1654076628","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/11/4209/pdf?version=1654076628","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5088766321","display_name":"Haowei Zeng","orcid":"https://orcid.org/0000-0003-1832-5527"},"institutions":[{"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"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Haowei Zeng","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China"],"raw_orcid":"https://orcid.org/0000-0003-1832-5527","affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China","institution_ids":["https://openalex.org/I890469752"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032929405","display_name":"Heng Yue","orcid":"https://orcid.org/0000-0003-1274-5897"},"institutions":[{"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"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Heng Yue","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China","institution_ids":["https://openalex.org/I890469752"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008080106","display_name":"Jinke Cao","orcid":"https://orcid.org/0000-0002-8033-0960"},"institutions":[{"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"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinke Cao","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China","institution_ids":["https://openalex.org/I890469752"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100447052","display_name":"Xiaofei Zhang","orcid":"https://orcid.org/0000-0003-1464-1987"},"institutions":[{"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"]},{"id":"https://openalex.org/I9842412","display_name":"Nanjing University of Aeronautics and Astronautics","ror":"https://ror.org/01scyh794","country_code":"CN","type":"education","lineage":["https://openalex.org/I9842412"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaofei Zhang","raw_affiliation_strings":["College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Electronic and Information Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China","institution_ids":["https://openalex.org/I9842412"]},{"raw_affiliation_string":"Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space, Ministry of Industry and Information Technology, Nanjing 211106, China","institution_ids":["https://openalex.org/I890469752"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5088766321"],"corresponding_institution_ids":["https://openalex.org/I890469752","https://openalex.org/I9842412"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2673},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2673},"fwci":0.4638,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.55713219,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"22","issue":"11","first_page":"4209","last_page":"4209"},"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":0.9991999864578247,"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/T11447","display_name":"Blind Source Separation 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"}}],"keywords":[{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.698229193687439},{"id":"https://openalex.org/keywords/vectorization","display_name":"Vectorization (mathematics)","score":0.6934174299240112},{"id":"https://openalex.org/keywords/unitary-transformation","display_name":"Unitary transformation","score":0.6670635938644409},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.6283432245254517},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.601302981376648},{"id":"https://openalex.org/keywords/signal-subspace","display_name":"Signal subspace","score":0.5891185998916626},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.5401661992073059},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5252094864845276},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5169119834899902},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5088837146759033},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.48410093784332275},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4809088706970215},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.44472113251686096},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4343317151069641},{"id":"https://openalex.org/keywords/krylov-subspace","display_name":"Krylov subspace","score":0.42485421895980835},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.41132238507270813},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3723389208316803},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.21510669589042664},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.13498935103416443},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.11968478560447693},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0878409743309021}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.698229193687439},{"id":"https://openalex.org/C41681595","wikidata":"https://www.wikidata.org/wiki/Q7917855","display_name":"Vectorization (mathematics)","level":2,"score":0.6934174299240112},{"id":"https://openalex.org/C179371143","wikidata":"https://www.wikidata.org/wiki/Q2495534","display_name":"Unitary transformation","level":3,"score":0.6670635938644409},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.6283432245254517},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.601302981376648},{"id":"https://openalex.org/C2777121530","wikidata":"https://www.wikidata.org/wiki/Q7512739","display_name":"Signal subspace","level":4,"score":0.5891185998916626},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.5401661992073059},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5252094864845276},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5169119834899902},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5088837146759033},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.48410093784332275},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4809088706970215},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.44472113251686096},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4343317151069641},{"id":"https://openalex.org/C147060835","wikidata":"https://www.wikidata.org/wiki/Q1757151","display_name":"Krylov subspace","level":3,"score":0.42485421895980835},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.41132238507270813},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3723389208316803},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.21510669589042664},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.13498935103416443},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.11968478560447693},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0878409743309021},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","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/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"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/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/s22114209","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22114209","pdf_url":"https://www.mdpi.com/1424-8220/22/11/4209/pdf?version=1654076628","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:35684830","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35684830","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:89d5e96017b74db9a59070db20cef90d","is_oa":true,"landing_page_url":"https://doaj.org/article/89d5e96017b74db9a59070db20cef90d","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":"Sensors, Vol 22, Iss 11, p 4209 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/11/4209/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22114209","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 22; Issue 11; Pages: 4209","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9185511","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9185511","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22114209","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22114209","pdf_url":"https://www.mdpi.com/1424-8220/22/11/4209/pdf?version=1654076628","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4281931198.pdf","grobid_xml":"https://content.openalex.org/works/W4281931198.grobid-xml"},"referenced_works_count":41,"referenced_works":["https://openalex.org/W1493433293","https://openalex.org/W1969783182","https://openalex.org/W2042970110","https://openalex.org/W2052111957","https://openalex.org/W2063222908","https://openalex.org/W2077312150","https://openalex.org/W2089181681","https://openalex.org/W2096710051","https://openalex.org/W2098174516","https://openalex.org/W2100758588","https://openalex.org/W2112572913","https://openalex.org/W2113638573","https://openalex.org/W2124195644","https://openalex.org/W2125906265","https://openalex.org/W2126023613","https://openalex.org/W2128911505","https://openalex.org/W2131797282","https://openalex.org/W2138320838","https://openalex.org/W2142635246","https://openalex.org/W2154239231","https://openalex.org/W2159478421","https://openalex.org/W2164390589","https://openalex.org/W2339732344","https://openalex.org/W2344693421","https://openalex.org/W2606284533","https://openalex.org/W2759286486","https://openalex.org/W2767610279","https://openalex.org/W2768501204","https://openalex.org/W2769736324","https://openalex.org/W2790036832","https://openalex.org/W2802372346","https://openalex.org/W2963082236","https://openalex.org/W2974107990","https://openalex.org/W3012144164","https://openalex.org/W3026429681","https://openalex.org/W3080548792","https://openalex.org/W3104532295","https://openalex.org/W3163087550","https://openalex.org/W3176788202","https://openalex.org/W3197444871","https://openalex.org/W4224294474"],"related_works":["https://openalex.org/W4309156034","https://openalex.org/W2372955329","https://openalex.org/W2010530109","https://openalex.org/W1500668525","https://openalex.org/W3197444871","https://openalex.org/W3208705975","https://openalex.org/W2018090689","https://openalex.org/W2178017403","https://openalex.org/W1526178786","https://openalex.org/W2594078288"],"abstract_inverted_index":{"The":[0],"features":[1],"of":[2,22,34,57,85,95,117,121],"quasi-stationary":[3],"signals":[4],"(QSS)":[5],"are":[6,128],"considered":[7],"to":[8,69],"be":[9,77],"in":[10,115],"a":[11,18,45],"direct":[12],"position":[13],"determination":[14],"(DPD)":[15],"framework,":[16],"and":[17,41,62,89,108,126],"real-valued":[19],"DPD":[20],"algorithm":[21],"QSS":[23],"for":[24,38],"nested":[25],"arrays":[26],"is":[27,51,103],"proposed.":[28],"By":[29],"stacking":[30],"the":[31,35,55,58,71,83,86,93,100,109,112,118],"vectorization":[32],"form":[33,70],"signal's":[36],"covariance":[37],"different":[39],"frames":[40],"further":[42],"eliminating":[43],"noise,":[44],"new":[46],"noise-eliminated":[47],"received":[48],"signal":[49],"matrix":[50,80,88],"obtained":[52],"first.":[53],"Then,":[54],"combination":[56],"Khatri-Rao":[59],"subspace":[60,63],"method":[61,66],"data":[64],"fusion":[65],"was":[67],"performed":[68],"cost":[72],"function.":[73],"High":[74],"complexity":[75,106],"can":[76],"reduced":[78],"by":[79,105,130],"reconstruction,":[81],"including":[82],"modification":[84],"dimension-reduced":[87],"unitary":[90],"transformation.":[91],"Ultimately,":[92],"advantage":[94],"lower":[96],"complexity,":[97],"compared":[98],"with":[99],"previous":[101],"algorithm,":[102],"verified":[104],"analysis,":[107],"superiority":[110],"over":[111],"existing":[113],"algorithms,":[114],"terms":[116],"maximum":[119],"number":[120],"identifiable":[122],"sources,":[123],"estimation":[124],"accuracy,":[125],"resolution,":[127],"corroborated":[129],"some":[131],"simulation":[132],"results.":[133]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}