{"id":"https://openalex.org/W3204378239","doi":"https://doi.org/10.1109/lsp.2021.3116525","title":"Order Estimation via Matrix Completion for Multi-Switch Antenna Selection","display_name":"Order Estimation via Matrix Completion for Multi-Switch Antenna Selection","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3204378239","doi":"https://doi.org/10.1109/lsp.2021.3116525","mag":"3204378239"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2021.3116525","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2021.3116525","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":true,"oa_status":"green","oa_url":"http://hdl.handle.net/10902/23269","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5079836321","display_name":"Vaibhav Garg","orcid":"https://orcid.org/0000-0002-6639-3324"},"institutions":[{"id":"https://openalex.org/I13134134","display_name":"Universidad de Cantabria","ror":"https://ror.org/046ffzj20","country_code":"ES","type":"education","lineage":["https://openalex.org/I13134134"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Vaibhav Garg","raw_affiliation_strings":["Communications Engineering (DICOM), Universidad de Cantabria, 16761 Santander, Cantabria, Spain, (e-mail: vaibhav.garg@unican.es)","Dept. of Communications Engineering, Universidad de Cantabria, Spain"],"raw_orcid":"https://orcid.org/0000-0002-6639-3324","affiliations":[{"raw_affiliation_string":"Communications Engineering (DICOM), Universidad de Cantabria, 16761 Santander, Cantabria, Spain, (e-mail: vaibhav.garg@unican.es)","institution_ids":["https://openalex.org/I13134134"]},{"raw_affiliation_string":"Dept. of Communications Engineering, Universidad de Cantabria, Spain","institution_ids":["https://openalex.org/I13134134"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066117443","display_name":"Alba Pag\u00e9s-Zamora","orcid":"https://orcid.org/0000-0002-7087-7014"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Alba Pages-Zamora","raw_affiliation_strings":["Signal Theory and Communications, Universitat Politecnica de Catalunya BarcelonaTech, UPC, Barcelona, Barcelona, Spain, 08034 (e-mail: alba.pages@upc.edu)","SPCOM Group, Universitat Polit\u00e8cnica de Catalunya-Barcelona Tech, Spain"],"raw_orcid":"https://orcid.org/0000-0002-7087-7014","affiliations":[{"raw_affiliation_string":"Signal Theory and Communications, Universitat Politecnica de Catalunya BarcelonaTech, UPC, Barcelona, Barcelona, Spain, 08034 (e-mail: alba.pages@upc.edu)","institution_ids":["https://openalex.org/I9617848"]},{"raw_affiliation_string":"SPCOM Group, Universitat Polit\u00e8cnica de Catalunya-Barcelona Tech, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059078809","display_name":"Ignacio Santamar\u0131\u0301a","orcid":"https://orcid.org/0000-0003-0040-7436"},"institutions":[{"id":"https://openalex.org/I13134134","display_name":"Universidad de Cantabria","ror":"https://ror.org/046ffzj20","country_code":"ES","type":"education","lineage":["https://openalex.org/I13134134"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Ignacio Santamaria","raw_affiliation_strings":["Communications Engineering (DICOM), University of Cantabria, Santander, Cantabria, Spain, 39005 (e-mail: i.santamaria@unican.es)","Dept. of Communications Engineering, Universidad de Cantabria, Spain"],"raw_orcid":"https://orcid.org/0000-0003-0040-7436","affiliations":[{"raw_affiliation_string":"Communications Engineering (DICOM), University of Cantabria, Santander, Cantabria, Spain, 39005 (e-mail: i.santamaria@unican.es)","institution_ids":["https://openalex.org/I13134134"]},{"raw_affiliation_string":"Dept. of Communications Engineering, Universidad de Cantabria, Spain","institution_ids":["https://openalex.org/I13134134"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6177,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.67630716,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"28","issue":null,"first_page":"2063","last_page":"2067"},"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/T11946","display_name":"Antenna Design and Optimization","score":0.9991999864578247,"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"}},{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9977999925613403,"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/subspace-topology","display_name":"Subspace topology","score":0.7333077192306519},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6224691867828369},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5684766173362732},{"id":"https://openalex.org/keywords/matrix-completion","display_name":"Matrix completion","score":0.5683352947235107},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.5604502558708191},{"id":"https://openalex.org/keywords/signal-subspace","display_name":"Signal subspace","score":0.549458384513855},{"id":"https://openalex.org/keywords/eigendecomposition-of-a-matrix","display_name":"Eigendecomposition of a matrix","score":0.5434830188751221},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49791884422302246},{"id":"https://openalex.org/keywords/gramian-matrix","display_name":"Gramian matrix","score":0.47539007663726807},{"id":"https://openalex.org/keywords/invariant-subspace","display_name":"Invariant subspace","score":0.46730944514274597},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.4656641483306885},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.42940694093704224},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4289427101612091},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.42026659846305847},{"id":"https://openalex.org/keywords/block-matrix","display_name":"Block matrix","score":0.41094881296157837},{"id":"https://openalex.org/keywords/linear-subspace","display_name":"Linear subspace","score":0.22079136967658997},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.19855040311813354}],"concepts":[{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.7333077192306519},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6224691867828369},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5684766173362732},{"id":"https://openalex.org/C2778459887","wikidata":"https://www.wikidata.org/wiki/Q6787865","display_name":"Matrix completion","level":3,"score":0.5683352947235107},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.5604502558708191},{"id":"https://openalex.org/C2777121530","wikidata":"https://www.wikidata.org/wiki/Q7512739","display_name":"Signal subspace","level":4,"score":0.549458384513855},{"id":"https://openalex.org/C169756996","wikidata":"https://www.wikidata.org/wiki/Q194919","display_name":"Eigendecomposition of a matrix","level":3,"score":0.5434830188751221},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49791884422302246},{"id":"https://openalex.org/C77246614","wikidata":"https://www.wikidata.org/wiki/Q1409400","display_name":"Gramian matrix","level":3,"score":0.47539007663726807},{"id":"https://openalex.org/C2777059694","wikidata":"https://www.wikidata.org/wiki/Q2706744","display_name":"Invariant subspace","level":3,"score":0.46730944514274597},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.4656641483306885},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.42940694093704224},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4289427101612091},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.42026659846305847},{"id":"https://openalex.org/C85817219","wikidata":"https://www.wikidata.org/wiki/Q884772","display_name":"Block matrix","level":3,"score":0.41094881296157837},{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.22079136967658997},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.19855040311813354},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/lsp.2021.3116525","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2021.3116525","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"},{"id":"pmh:oai:repositorio.unican.es:10902/23269","is_oa":true,"landing_page_url":"http://hdl.handle.net/10902/23269","pdf_url":null,"source":{"id":"https://openalex.org/S4306400398","display_name":"UCrea (University of Cantabria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I13134134","host_organization_name":"Universidad de Cantabria","host_organization_lineage":["https://openalex.org/I13134134"],"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":"IEEE Signal Processing Letters, 2021, 28,  2063-2067","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:upcommons.upc.edu:2117/359096","is_oa":true,"landing_page_url":"http://hdl.handle.net/2117/359096","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"public-domain","license_id":"https://openalex.org/licenses/public-domain","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:repositorio.unican.es:10902/23269","is_oa":true,"landing_page_url":"http://hdl.handle.net/10902/23269","pdf_url":null,"source":{"id":"https://openalex.org/S4306400398","display_name":"UCrea (University of Cantabria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I13134134","host_organization_name":"Universidad de Cantabria","host_organization_lineage":["https://openalex.org/I13134134"],"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":"IEEE Signal Processing Letters, 2021, 28,  2063-2067","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W653761051","https://openalex.org/W1578953027","https://openalex.org/W1970377488","https://openalex.org/W2009506162","https://openalex.org/W2047071281","https://openalex.org/W2054119616","https://openalex.org/W2054658115","https://openalex.org/W2088911135","https://openalex.org/W2096710051","https://openalex.org/W2104308613","https://openalex.org/W2121847472","https://openalex.org/W2122090912","https://openalex.org/W2128131274","https://openalex.org/W2140262081","https://openalex.org/W2142635246","https://openalex.org/W2155421090","https://openalex.org/W2157169796","https://openalex.org/W2340413290","https://openalex.org/W2509499822","https://openalex.org/W2583383830","https://openalex.org/W2889127575","https://openalex.org/W2943162956","https://openalex.org/W3124551778","https://openalex.org/W3125949113","https://openalex.org/W4237464835","https://openalex.org/W6677671969","https://openalex.org/W6733140979"],"related_works":["https://openalex.org/W2162716418","https://openalex.org/W1823462200","https://openalex.org/W2348747160","https://openalex.org/W2115649240","https://openalex.org/W2501242162","https://openalex.org/W2367907509","https://openalex.org/W2134461006","https://openalex.org/W2199205802","https://openalex.org/W2125558131","https://openalex.org/W2360754927"],"abstract_inverted_index":{"This":[0],"letter":[1,83],"addresses":[2],"the":[3,18,43,46,58,66,73,95,112,116,124,133,140,143,151],"problem":[4],"of":[5,45,57,75,98,139,142,159],"order":[6,37,90,118,155],"estimation":[7,38,91,119],"for":[8,34,110,136],"uniform":[9],"linear":[10],"arrays":[11],"(ULAs)":[12],"with":[13,29,157],"multi-switch":[14],"antenna":[15,22],"selection":[16,23],"in":[17,25,72],"small-sample":[19],"regime.":[20],"Multi-switch":[21],"results":[24,148],"a":[26,32,85],"data":[27,113],"matrix":[28,49,86,104,135],"missing":[30,76,160],"entries,":[31],"scenario":[33],"which":[35],"existing":[36],"methods":[39],"that":[40,65,93,150],"build":[41],"on":[42,79,123],"eigenvalues":[44],"sample":[47],"covariance":[48],"do":[50],"not":[51],"perform":[52],"well.":[53],"A":[54,100],"direct":[55],"application":[56],"Davis-Kahan":[59],"theorem":[60],"allows":[61],"us":[62],"to":[63],"show":[64,149],"signal":[67,144],"subspace":[68,126],"is":[69,108,121],"quite":[70],"robust":[71],"presence":[74],"entries.":[77],"Based":[78],"this":[80,82],"finding,":[81],"proposes":[84],"completion":[87,105],"(MC)":[88],"subspace-based":[89],"criterion":[92,120],"exploits":[94],"shift-invariance":[96],"property":[97],"ULAs.":[99],"recently":[101],"proposed":[102,117],"shift-invariant":[103],"(SIMC)":[106],"method":[107,152],"used":[109],"reconstructing":[111],"matrix,":[114],"and":[115],"based":[122],"chordal":[125],"distance":[127],"between":[128],"two":[129],"submatrices":[130],"extracted":[131],"from":[132],"reconstructed":[134],"increasing":[137],"values":[138],"dimension":[141],"subspace.":[145],"Our":[146],"simulation":[147],"provides":[153],"accurate":[154],"estimates":[156],"percentages":[158],"entries":[161],"higher":[162],"than":[163],"50%.":[164]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
