{"id":"https://openalex.org/W2124819322","doi":"https://doi.org/10.1109/tvt.2013.2260834","title":"Eigenvalue-Based Sensing and SNR Estimation for Cognitive Radio in Presence of Noise Correlation","display_name":"Eigenvalue-Based Sensing and SNR Estimation for Cognitive Radio in Presence of Noise Correlation","publication_year":2013,"publication_date":"2013-05-01","ids":{"openalex":"https://openalex.org/W2124819322","doi":"https://doi.org/10.1109/tvt.2013.2260834","mag":"2124819322"},"language":"en","primary_location":{"id":"doi:10.1109/tvt.2013.2260834","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2013.2260834","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1210.5755","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004973785","display_name":"Shree Krishna Sharma","orcid":"https://orcid.org/0000-0001-9823-2886"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":true,"raw_author_name":"Shree Krishna Sharma","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability, and Trust, University of Luxembourg, Luxembourg, Luxembourg","Interdiscipl. Centre for Security, Reliability & Trust, Univ. of Luxembourg, Luxembourg City, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability, and Trust, University of Luxembourg, Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdiscipl. Centre for Security, Reliability & Trust, Univ. of Luxembourg, Luxembourg City, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016154330","display_name":"Symeon Chatzinotas","orcid":"https://orcid.org/0000-0001-5122-0001"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Symeon Chatzinotas","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability, and Trust, University of Luxembourg, Luxembourg, Luxembourg","Interdiscipl. Centre for Security, Reliability & Trust, Univ. of Luxembourg, Luxembourg City, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability, and Trust, University of Luxembourg, Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdiscipl. Centre for Security, Reliability & Trust, Univ. of Luxembourg, Luxembourg City, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080037825","display_name":"Bj\u00f6rn Ottersten","orcid":"https://orcid.org/0000-0003-2298-6774"},"institutions":[{"id":"https://openalex.org/I186903577","display_name":"University of Luxembourg","ror":"https://ror.org/036x5ad56","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Bjorn Ottersten","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability, and Trust, University of Luxembourg, Luxembourg, Luxembourg","Interdiscipl. Centre for Security, Reliability & Trust, Univ. of Luxembourg, Luxembourg City, Luxembourg"],"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability, and Trust, University of Luxembourg, Luxembourg, Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"Interdiscipl. Centre for Security, Reliability & Trust, Univ. of Luxembourg, Luxembourg City, Luxembourg","institution_ids":["https://openalex.org/I186903577"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5004973785"],"corresponding_institution_ids":["https://openalex.org/I186903577"],"apc_list":null,"apc_paid":null,"fwci":1.08621562,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.82213069,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"62","issue":"8","first_page":"3671","last_page":"3684"},"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":0.9998000264167786,"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":0.9998000264167786,"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":0.9975000023841858,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9970999956130981,"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/cognitive-radio","display_name":"Cognitive radio","score":0.7683935761451721},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.6668460369110107},{"id":"https://openalex.org/keywords/random-matrix","display_name":"Random matrix","score":0.6401873826980591},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5983724594116211},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.5488930940628052},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.5225583910942078},{"id":"https://openalex.org/keywords/statistic","display_name":"Statistic","score":0.49136558175086975},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4693295359611511},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.45936697721481323},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4585456848144531},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.4339456260204315},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3934367001056671},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.19906961917877197},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.15015169978141785},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.14689460396766663},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13421988487243652},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.09061351418495178}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.7683935761451721},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.6668460369110107},{"id":"https://openalex.org/C64812099","wikidata":"https://www.wikidata.org/wiki/Q176604","display_name":"Random matrix","level":3,"score":0.6401873826980591},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5983724594116211},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.5488930940628052},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.5225583910942078},{"id":"https://openalex.org/C89128539","wikidata":"https://www.wikidata.org/wiki/Q1949963","display_name":"Statistic","level":2,"score":0.49136558175086975},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4693295359611511},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.45936697721481323},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4585456848144531},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.4339456260204315},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3934367001056671},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.19906961917877197},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.15015169978141785},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.14689460396766663},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13421988487243652},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.09061351418495178},{"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/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1109/tvt.2013.2260834","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2013.2260834","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1210.5755","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1210.5755","pdf_url":"https://arxiv.org/pdf/1210.5755","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},{"id":"pmh:oai:orbilu.uni.lu:10993/3166","is_oa":true,"landing_page_url":"https://orbilu.uni.lu/handle/10993/3166","pdf_url":"https://orbilu.uni.lu/bitstream/10993/3166/1/TVTfinal.pdf","source":{"id":"https://openalex.org/S4306401815","display_name":"Open Repository and Bibliography (University of Luxembourg)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I186903577","host_organization_name":"University of Luxembourg","host_organization_lineage":["https://openalex.org/I186903577"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Vehicular Technology, 62(8), 3671 - 3684. IEEE (2013).","raw_type":null},{"id":"mag:2124819322","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1210.5755.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.761.7218","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.761.7218","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/1210.5755.pdf","raw_type":"text"},{"id":"doi:10.48550/arxiv.1210.5755","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1210.5755","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1210.5755","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1210.5755","pdf_url":"https://arxiv.org/pdf/1210.5755","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"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":"text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.699999988079071}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321038","display_name":"Fonds National de la Recherche Luxembourg","ror":"https://ror.org/039z13y21"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W615589970","https://openalex.org/W1965575089","https://openalex.org/W1972275073","https://openalex.org/W2027974162","https://openalex.org/W2044046421","https://openalex.org/W2050613632","https://openalex.org/W2055039038","https://openalex.org/W2065715415","https://openalex.org/W2072184935","https://openalex.org/W2075472583","https://openalex.org/W2091069366","https://openalex.org/W2096127572","https://openalex.org/W2098282746","https://openalex.org/W2098367169","https://openalex.org/W2098971218","https://openalex.org/W2101840010","https://openalex.org/W2106190937","https://openalex.org/W2115311694","https://openalex.org/W2115953420","https://openalex.org/W2116631698","https://openalex.org/W2117008695","https://openalex.org/W2118293214","https://openalex.org/W2119137700","https://openalex.org/W2121752971","https://openalex.org/W2125621251","https://openalex.org/W2127401968","https://openalex.org/W2127593435","https://openalex.org/W2129489363","https://openalex.org/W2136816673","https://openalex.org/W2154266887","https://openalex.org/W2154740941","https://openalex.org/W2157000663","https://openalex.org/W2163930010","https://openalex.org/W2164812636","https://openalex.org/W2168305572","https://openalex.org/W2172139273","https://openalex.org/W2950156184","https://openalex.org/W6684801111","https://openalex.org/W6688126420"],"related_works":["https://openalex.org/W2964255670","https://openalex.org/W2022063744","https://openalex.org/W3128709339","https://openalex.org/W2342139766","https://openalex.org/W2782986194","https://openalex.org/W2078176636","https://openalex.org/W2029868213","https://openalex.org/W2789864387","https://openalex.org/W1980860787","https://openalex.org/W2543386898","https://openalex.org/W2986962210","https://openalex.org/W2761264318","https://openalex.org/W3192979321","https://openalex.org/W2191580126","https://openalex.org/W1969207556","https://openalex.org/W3207617314","https://openalex.org/W2036530086","https://openalex.org/W2795309729","https://openalex.org/W2122416141","https://openalex.org/W1975546505"],"abstract_inverted_index":{"Herein,":[0],"we":[1],"present":[2],"a":[3,22,28,100],"detailed":[4],"analysis":[5],"of":[6,15,21,49,91,113,130,151,166],"an":[7,121],"eigenvalue":[8,53,129],"based":[9,33,36,54,95,125],"sensing":[10,83,114,146],"technique":[11,124],"in":[12,18,84,111,148],"the":[13,19,47,63,67,76,89,104,108,127,131,149,164],"presence":[14,150],"correlated":[16,85,152],"noise":[17,50,64,70,86,153,167],"context":[20],"Cognitive":[23],"Radio":[24],"(CR).":[25],"We":[26],"use":[27],"Standard":[29],"Condition":[30],"Number":[31],"(SCN)":[32],"decision":[34,44],"statistic":[35],"on":[37,52,126],"asymptotic":[38],"Random":[39],"Matrix":[40],"Theory":[41],"(RMT)":[42],"for":[43,75,80,102,107],"process.":[45],"Firstly,":[46],"effect":[48],"correlation":[51],"Spectrum":[55],"Sensing":[56],"(SS)":[57],"is":[58,97,118,136,139],"studied":[59,98],"analytically":[60],"under":[61],"both":[62],"only":[65],"and":[66,99,116,154],"signal":[68],"plus":[69],"hypotheses.":[71],"Secondly,":[72],"new":[73],"bounds":[74],"SCN":[77],"are":[78],"proposed":[79,142],"achieving":[81],"improved":[82],"scenarios.":[87],"Thirdly,":[88],"performance":[90,115,147],"Fractional":[92],"Sampling":[93],"(FS)":[94],"SS":[96],"method":[101],"determining":[103],"operating":[105],"point":[106],"FS":[109],"rate":[110],"terms":[112],"complexity":[117],"suggested.":[119],"Finally,":[120],"SNR":[122],"estimation":[123],"maximum":[128],"received":[132],"signal's":[133],"covariance":[134],"matrix":[135],"proposed.":[137],"It":[138],"shown":[140],"that":[141],"SCN-based":[143],"threshold":[144],"improves":[145],"SNRs":[155],"upto":[156],"0":[157],"dB":[158],"can":[159],"be":[160],"reliably":[161],"estimated":[162],"without":[163],"knowledge":[165],"variance.":[168]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-02-09T09:26:11.010843","created_date":"2025-10-10T00:00:00"}