{"id":"https://openalex.org/W2192775644","doi":"https://doi.org/10.1109/twc.2015.2459706","title":"Correlated Multiple Antennas Spectrum Sensing Under Calibration Uncertainty","display_name":"Correlated Multiple Antennas Spectrum Sensing Under Calibration Uncertainty","publication_year":2015,"publication_date":"2015-07-22","ids":{"openalex":"https://openalex.org/W2192775644","doi":"https://doi.org/10.1109/twc.2015.2459706","mag":"2192775644"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2015.2459706","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2015.2459706","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","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/A5027560441","display_name":"Zahra Pourgharehkhan","orcid":null},"institutions":[{"id":"https://openalex.org/I69425150","display_name":"Imam Khomeini International University","ror":"https://ror.org/02jeykk09","country_code":"IR","type":"education","lineage":["https://openalex.org/I69425150"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Zahra Pourgharehkhan","raw_affiliation_strings":["Department of Electrical Engineering, Imam Khomeini International University (IKIU), Qazvin, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Imam Khomeini International University (IKIU), Qazvin, Iran","institution_ids":["https://openalex.org/I69425150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033628199","display_name":"Abbas Taherpour","orcid":"https://orcid.org/0000-0003-0706-5774"},"institutions":[{"id":"https://openalex.org/I69425150","display_name":"Imam Khomeini International University","ror":"https://ror.org/02jeykk09","country_code":"IR","type":"education","lineage":["https://openalex.org/I69425150"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Abbas Taherpour","raw_affiliation_strings":["Department of Electrical Engineering, Imam Khomeini International University (IKIU), Qazvin, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Imam Khomeini International University (IKIU), Qazvin, Iran","institution_ids":["https://openalex.org/I69425150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037123227","display_name":"Josep Sala-\u00c1lvarez","orcid":"https://orcid.org/0000-0002-6879-1991"},"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":"Josep Sala-Alvarez","raw_affiliation_strings":["Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya-Barcelona Tech (UPC), Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Signal Theory and Communications, Universitat Polit\u00e8cnica de Catalunya-Barcelona Tech (UPC), Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024641789","display_name":"Tamer Khattab","orcid":"https://orcid.org/0000-0003-2347-9555"},"institutions":[{"id":"https://openalex.org/I60342839","display_name":"Qatar University","ror":"https://ror.org/00yhnba62","country_code":"QA","type":"education","lineage":["https://openalex.org/I60342839"]}],"countries":["QA"],"is_corresponding":false,"raw_author_name":"Tamer Khattab","raw_affiliation_strings":["Department of Electrical Engineering, Qatar University, Doha, Qatar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Qatar University, Doha, Qatar","institution_ids":["https://openalex.org/I60342839"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.385,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.93196471,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"14","issue":"12","first_page":"6777","last_page":"6791"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10579","display_name":"Cognitive Radio Networks and Spectrum Sensing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/detector","display_name":"Detector","score":0.7195358872413635},{"id":"https://openalex.org/keywords/false-alarm","display_name":"False alarm","score":0.7104068398475647},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.6168057918548584},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5999864935874939},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.5990689992904663},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5754933953285217},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5428786873817444},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5271094441413879},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.519917905330658},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.4125932455062866},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3276849389076233},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3219265639781952},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.2782430350780487},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.22764834761619568},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1540810763835907},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13702431321144104},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.0716196596622467}],"concepts":[{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.7195358872413635},{"id":"https://openalex.org/C2776836416","wikidata":"https://www.wikidata.org/wiki/Q1364844","display_name":"False alarm","level":2,"score":0.7104068398475647},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.6168057918548584},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5999864935874939},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.5990689992904663},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5754933953285217},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5428786873817444},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5271094441413879},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.519917905330658},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.4125932455062866},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3276849389076233},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3219265639781952},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.2782430350780487},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.22764834761619568},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1540810763835907},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13702431321144104},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0716196596622467},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","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/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/twc.2015.2459706","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2015.2459706","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"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 Transactions on Wireless Communications","raw_type":"journal-article"},{"id":"pmh:oai:dnet:upcommonspor::295d02ad82cda1d77eae27087829a7a1","is_oa":false,"landing_page_url":"http://hdl.handle.net/2117/83853","pdf_url":null,"source":{"id":"https://openalex.org/S4306402641","display_name":"LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Cient\u00edficas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4383465926","host_organization_name":"LA Referencia","host_organization_lineage":["https://openalex.org/I4383465926"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/submittedVersion"},{"id":"pmh:oai:qspace.qu.edu.qa:10576/35644","is_oa":false,"landing_page_url":"http://hdl.handle.net/10576/35644","pdf_url":null,"source":{"id":"https://openalex.org/S4306400014","display_name":"Qatar University QSpace (Qatar University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I60342839","host_organization_name":"Qatar University","host_organization_lineage":["https://openalex.org/I60342839"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W653761051","https://openalex.org/W1415072653","https://openalex.org/W1591386993","https://openalex.org/W1973762696","https://openalex.org/W1974041883","https://openalex.org/W2007739089","https://openalex.org/W2011956837","https://openalex.org/W2046615855","https://openalex.org/W2065715415","https://openalex.org/W2074718074","https://openalex.org/W2075029608","https://openalex.org/W2090796575","https://openalex.org/W2099096090","https://openalex.org/W2106453750","https://openalex.org/W2108538529","https://openalex.org/W2114074734","https://openalex.org/W2132065636","https://openalex.org/W2141860157","https://openalex.org/W2142373847","https://openalex.org/W2144940556","https://openalex.org/W2145417574","https://openalex.org/W2146593168","https://openalex.org/W2154740941","https://openalex.org/W2156043963","https://openalex.org/W2159605657","https://openalex.org/W2163852636","https://openalex.org/W2164402548","https://openalex.org/W2165202277","https://openalex.org/W2165800172","https://openalex.org/W2165879631","https://openalex.org/W2170738062","https://openalex.org/W2171402290","https://openalex.org/W2172139273","https://openalex.org/W2399991609","https://openalex.org/W2488983277","https://openalex.org/W2595142274","https://openalex.org/W2610335499","https://openalex.org/W2952350176","https://openalex.org/W2964162019"],"related_works":["https://openalex.org/W2181410425","https://openalex.org/W2051888740","https://openalex.org/W2382279859","https://openalex.org/W2046691252","https://openalex.org/W3203708548","https://openalex.org/W2384472869","https://openalex.org/W2548272431","https://openalex.org/W2132580384","https://openalex.org/W1973050875","https://openalex.org/W1644717624"],"abstract_inverted_index":{"We":[0,22],"address":[1],"the":[2,12,28,46,51,55,63,67,74,81,86,91,95,100,111,122,136,144,149,156,160,171,192,203],"problem":[3,83,133],"of":[4,54,62,90,102,110,148,159,170,177],"spectrum":[5],"sensing":[6,82],"in":[7,84,163,175,202],"cognitive":[8],"radios":[9],"(CRs)":[10],"when":[11],"secondary":[13],"user":[14,69],"(SU)":[15],"is":[16,88,140],"equipped":[17],"with":[18,25,59,106,188],"a":[19,107,115,164],"multiantenna":[20,117,198],"receiver.":[21],"consider":[23,80],"scenarios":[24,204],"correlation":[26,65,101],"between":[27],"received":[29],"channels":[30],"at":[31],"different":[32],"antennas":[33],"and":[34,73,99,180],"unequal":[35],"per-antenna":[36,92],"noise":[37,75,93],"variances":[38],"to":[39,134],"accommodate":[40],"calibration":[41],"errors.":[42],"First,":[43],"we":[44,79,119,154],"derive":[45],"exact":[47,157],"as":[48,50],"well":[49],"asymptotic":[52],"performance":[53,146,158],"genie-aided":[56],"(benchmark)":[57],"detector":[58,162,194],"perfect":[60],"knowledge":[61],"antenna":[64,128],"coefficients,":[66],"primary":[68],"(PU)":[70],"signal":[71,97],"power":[72,98],"covariance":[76],"matrix.":[77],"Then,":[78],"which":[85,142],"SU":[87],"non-cognizant":[89],"variances,":[94],"PU":[96],"channel":[103],"gains,":[104],"starting":[105],"specific":[108],"treatment":[109],"two-antenna":[112,151],"case.":[113],"For":[114],"general":[116],"receiver,":[118],"propose":[120],"combining":[121],"derived":[123],"test":[124],"statistics":[125],"among":[126],"all":[127],"pairs.":[129],"The":[130],"related":[131],"optimization":[132],"obtain":[135],"optimum":[137],"combination":[138],"weights":[139],"analyzed,":[141],"requires":[143],"analytical":[145],"characterization":[147],"constituent":[150],"detector.":[152],"Thus,":[153],"compute":[155],"proposed":[161,193],"special":[165],"case":[166,169],"(a":[167],"particular":[168],"Hadamard":[172],"ratio":[173],"test)":[174],"terms":[176],"its":[178],"detection":[179],"false":[181],"alarm":[182],"probabilities.":[183],"Performance":[184],"analyses":[185],"are":[186],"verified":[187],"simulations,":[189],"showing":[190],"that":[191],"outperforms":[195],"several":[196],"recently-proposed":[197],"detectors":[199],"for":[200],"CR":[201],"considered.":[205]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
