{"id":"https://openalex.org/W2150420188","doi":"https://doi.org/10.1109/icassp.2011.5947191","title":"Complex random matrices and multiple-antenna spectrum sensing","display_name":"Complex random matrices and multiple-antenna spectrum sensing","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2150420188","doi":"https://doi.org/10.1109/icassp.2011.5947191","mag":"2150420188"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2011.5947191","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947191","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-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/A5091847007","display_name":"Tharmalingam Ratnarajah","orcid":"https://orcid.org/0000-0002-7636-1246"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"T. Ratnarajah","raw_affiliation_strings":["ECIT, Queen's University Belfast, Belfast, UK"],"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University Belfast, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024046434","display_name":"Caijun Zhong","orcid":"https://orcid.org/0000-0002-9960-7800"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"C. Zhong","raw_affiliation_strings":["ECIT, Queen's University Belfast, Belfast, UK"],"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University Belfast, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017884554","display_name":"Ayse Kortun","orcid":null},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"A. Kortun","raw_affiliation_strings":["ECIT, Queen's University Belfast, Belfast, UK"],"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University Belfast, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071345719","display_name":"Mathini Sellathurai","orcid":"https://orcid.org/0000-0002-8738-8583"},"institutions":[{"id":"https://openalex.org/I126231945","display_name":"Queen's University Belfast","ror":"https://ror.org/00hswnk62","country_code":"GB","type":"education","lineage":["https://openalex.org/I126231945"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"M. Sellathurai","raw_affiliation_strings":["ECIT, Queen's University Belfast, Belfast, UK"],"affiliations":[{"raw_affiliation_string":"ECIT, Queen's University Belfast, Belfast, UK","institution_ids":["https://openalex.org/I126231945"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033473631","display_name":"Constantinos B. Papadias","orcid":"https://orcid.org/0000-0002-0894-5856"},"institutions":[{"id":"https://openalex.org/I4210162098","display_name":"Athens Information Technology","ror":"https://ror.org/05eqt7s39","country_code":"GR","type":"nonprofit","lineage":["https://openalex.org/I4210162098"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"C. B. Papadias","raw_affiliation_strings":["Athens Information Technology Center, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Athens Information Technology Center, Athens, Greece","institution_ids":["https://openalex.org/I4210162098"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5091847007"],"corresponding_institution_ids":["https://openalex.org/I126231945"],"apc_list":null,"apc_paid":null,"fwci":3.549,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.93678202,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"26","issue":null,"first_page":"3848","last_page":"3851"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11716","display_name":"Random Matrices and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11716","display_name":"Random Matrices and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9986000061035156,"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.996399998664856,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/wishart-distribution","display_name":"Wishart distribution","score":0.8143178820610046},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.7299903631210327},{"id":"https://openalex.org/keywords/hypergeometric-function","display_name":"Hypergeometric function","score":0.7291027307510376},{"id":"https://openalex.org/keywords/random-matrix","display_name":"Random matrix","score":0.6512933373451233},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6322699785232544},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.5585861206054688},{"id":"https://openalex.org/keywords/spectrum","display_name":"Spectrum (functional analysis)","score":0.5412231683731079},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.5398200750350952},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.46511510014533997},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.434957891702652},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.34448933601379395},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.29571154713630676},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.2720222771167755},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.17965519428253174},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14888563752174377},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.1432856321334839},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09429213404655457},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.08296015858650208}],"concepts":[{"id":"https://openalex.org/C33962027","wikidata":"https://www.wikidata.org/wiki/Q1930697","display_name":"Wishart distribution","level":3,"score":0.8143178820610046},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.7299903631210327},{"id":"https://openalex.org/C197320386","wikidata":"https://www.wikidata.org/wiki/Q21028472","display_name":"Hypergeometric function","level":2,"score":0.7291027307510376},{"id":"https://openalex.org/C64812099","wikidata":"https://www.wikidata.org/wiki/Q176604","display_name":"Random matrix","level":3,"score":0.6512933373451233},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6322699785232544},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.5585861206054688},{"id":"https://openalex.org/C156778621","wikidata":"https://www.wikidata.org/wiki/Q1365748","display_name":"Spectrum (functional analysis)","level":2,"score":0.5412231683731079},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.5398200750350952},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.46511510014533997},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.434957891702652},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.34448933601379395},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.29571154713630676},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.2720222771167755},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.17965519428253174},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14888563752174377},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1432856321334839},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09429213404655457},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.08296015858650208},{"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/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C161584116","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate statistics","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2011.5947191","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947191","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:pure.qub.ac.uk/portal:publications/4943bcd4-f44f-4898-b488-795149e7eb5b","is_oa":false,"landing_page_url":"https://pure.qub.ac.uk/en/publications/4943bcd4-f44f-4898-b488-795149e7eb5b","pdf_url":null,"source":{"id":"https://openalex.org/S4306402319","display_name":"Research Portal (Queen's University Belfast)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I126231945","host_organization_name":"Queen's University Belfast","host_organization_lineage":["https://openalex.org/I126231945"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Zhong, C, Ratnarajah, T & Sellathurai, M 2011, 'Complex random matrices and multiple-antenna spectrum sensing', Paper presented at IEEE International Conference on Acoustics, Speech, and Signal Processing 2011, Prague, Czech Republic, 01/05/2011 - 01/05/2011 pp. 3848-3851. https://doi.org/10.1109/ICASSP.2011.5947191","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7599999904632568,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1975494153","https://openalex.org/W2065715415","https://openalex.org/W2088472442","https://openalex.org/W2110704086","https://openalex.org/W2121406747","https://openalex.org/W2136816673","https://openalex.org/W2163930010","https://openalex.org/W6644007873"],"related_works":["https://openalex.org/W3184522547","https://openalex.org/W2078787338","https://openalex.org/W2048427509","https://openalex.org/W3101298537","https://openalex.org/W2605749483","https://openalex.org/W2330895226","https://openalex.org/W2162274332","https://openalex.org/W4233632157","https://openalex.org/W2994439156","https://openalex.org/W1963522536"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,16,39,120],"study":[4,17],"the":[5,18,32,37,41,45,103,117,122,130,147],"eigenvalue-based":[6],"spectrum":[7],"sensing":[8],"techniques":[9],"for":[10,67,135],"multiple-antenna":[11],"cognitive":[12],"radio":[13],"networks.":[14],"First,":[15],"extreme":[19],"eigenvalue":[20,51,56,64],"distributions":[21,80],"of":[22,44,48,70,76,87,96,116,129,133],"a":[23,127],"complex":[24,84,97,108],"Wishart":[25],"matrix":[26,88],"and":[27,59,73,138],"then,":[28],"in":[29,36,94],"contrast":[30],"to":[31,105,146],"asymptotic":[33,152],"analysis":[34],"reported":[35],"literature,":[38],"derive":[40],"exact":[42,114,123],"distribution":[43,115],"test":[46,118],"statistics":[47,119],"(i)":[49],"maximum":[50],"detector":[52,58,66],"(MED)":[53],"(ii)":[54],"maximum-minimum":[55],"(MME)":[57],"(iii)":[60],"energy":[61],"with":[62],"minimum":[63],"(EME)":[65],"finite":[68,74],"number":[69,75],"samples":[71],"(n)":[72],"antennas":[77],"(m).":[78],"These":[79],"are":[81],"represented":[82],"by":[83],"hypergeometric":[85,109],"functions":[86],"argument,":[89],"which":[90],"can":[91],"be":[92],"expressed":[93],"terms":[95],"zonal":[98],"polynomials.":[99],"We":[100],"also":[101],"describe":[102],"method":[104],"compute":[106],"these":[107,113],"functions.":[110],"Based":[111],"on":[112],"find":[121],"decision":[124,148],"thresholds":[125,149],"as":[126],"function":[128],"desired":[131],"probability":[132],"false-alarms":[134],"MED,":[136],"MME":[137],"EME.":[139],"Simulation":[140],"results":[141],"show":[142],"superior":[143],"performance":[144],"compared":[145],"obtained":[150],"from":[151],"(i.e,":[153],"n,m":[154],"\u2192":[155],"\u221e)":[156],"distributions.":[157]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}