{"id":"https://openalex.org/W1980860787","doi":"https://doi.org/10.1109/wcnc.2014.6952155","title":"Compressive SNR estimation for wideband cognitive radio under correlated scenarios","display_name":"Compressive SNR estimation for wideband cognitive radio under correlated scenarios","publication_year":2014,"publication_date":"2014-04-01","ids":{"openalex":"https://openalex.org/W1980860787","doi":"https://doi.org/10.1109/wcnc.2014.6952155","mag":"1980860787"},"language":"en","primary_location":{"id":"doi:10.1109/wcnc.2014.6952155","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2014.6952155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Wireless Communications and Networking Conference (WCNC)","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/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":["SnT - securityandtrust.lu, University of Luxembourg","[SnT - securityandtrust.lu, University of Luxembourg]"],"affiliations":[{"raw_affiliation_string":"SnT - securityandtrust.lu, University of Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"[SnT - securityandtrust.lu, University of 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":["SnT - securityandtrust.lu, University of Luxembourg","[SnT - securityandtrust.lu, University of Luxembourg]"],"affiliations":[{"raw_affiliation_string":"SnT - securityandtrust.lu, University of Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"[SnT - securityandtrust.lu, University of 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":["SnT - securityandtrust.lu, University of Luxembourg","[SnT - securityandtrust.lu, University of Luxembourg]"],"affiliations":[{"raw_affiliation_string":"SnT - securityandtrust.lu, University of Luxembourg","institution_ids":["https://openalex.org/I186903577"]},{"raw_affiliation_string":"[SnT - securityandtrust.lu, University of 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":1.792,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.86201446,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"713","last_page":"718"},"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":0.9997000098228455,"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":0.9997000098228455,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.9994999766349792,"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/wideband","display_name":"Wideband","score":0.9063417911529541},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.8614453077316284},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5796971321105957},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.52181476354599},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.5168457627296448},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.496357262134552},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4771232604980469},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.47038379311561584},{"id":"https://openalex.org/keywords/underlay","display_name":"Underlay","score":0.46015480160713196},{"id":"https://openalex.org/keywords/random-matrix","display_name":"Random matrix","score":0.4303252696990967},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3726028800010681},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.3710482716560364},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2544586658477783},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.24807974696159363},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15282729268074036},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.11055374145507812},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09600585699081421}],"concepts":[{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.9063417911529541},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8614453077316284},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5796971321105957},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.52181476354599},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.5168457627296448},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.496357262134552},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4771232604980469},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.47038379311561584},{"id":"https://openalex.org/C2777679929","wikidata":"https://www.wikidata.org/wiki/Q7883709","display_name":"Underlay","level":3,"score":0.46015480160713196},{"id":"https://openalex.org/C64812099","wikidata":"https://www.wikidata.org/wiki/Q176604","display_name":"Random matrix","level":3,"score":0.4303252696990967},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3726028800010681},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.3710482716560364},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2544586658477783},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.24807974696159363},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15282729268074036},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.11055374145507812},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09600585699081421},{"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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/wcnc.2014.6952155","is_oa":false,"landing_page_url":"https://doi.org/10.1109/wcnc.2014.6952155","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Wireless Communications and Networking Conference (WCNC)","raw_type":"proceedings-article"},{"id":"pmh:oai:orbilu.uni.lu:10993/18021","is_oa":false,"landing_page_url":"https://orbilu.uni.lu/handle/10993/18021","pdf_url":null,"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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of IEEE Wireless Communications and Networking Conference (2014-04); IEEE Wireless Communications and Networking Conference (WCNC), Istanbul, Turkey [TR], 6-04-2014 to 09-04-2014","raw_type":"peer reviewed"}],"best_oa_location":null,"sustainable_development_goals":[],"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":26,"referenced_works":["https://openalex.org/W1555672794","https://openalex.org/W1985179859","https://openalex.org/W2006554558","https://openalex.org/W2011866283","https://openalex.org/W2026390944","https://openalex.org/W2029299478","https://openalex.org/W2029868213","https://openalex.org/W2062045965","https://openalex.org/W2072184935","https://openalex.org/W2096127572","https://openalex.org/W2112576007","https://openalex.org/W2113900577","https://openalex.org/W2116631698","https://openalex.org/W2120961178","https://openalex.org/W2123324551","https://openalex.org/W2125112521","https://openalex.org/W2132053441","https://openalex.org/W2139423300","https://openalex.org/W2144112805","https://openalex.org/W2144126640","https://openalex.org/W2160051394","https://openalex.org/W2165124855","https://openalex.org/W2412868202","https://openalex.org/W2964255670","https://openalex.org/W3105988367","https://openalex.org/W6715731767"],"related_works":["https://openalex.org/W4255303560","https://openalex.org/W1975029702","https://openalex.org/W1943171502","https://openalex.org/W2744240346","https://openalex.org/W2077074280","https://openalex.org/W2313479459","https://openalex.org/W2769590643","https://openalex.org/W2169642774","https://openalex.org/W2532161418","https://openalex.org/W2556201531"],"abstract_inverted_index":{"Estimating":[0],"the":[1,8,62,68,71,79,92,101,114,132,135,139,147],"Signal":[2],"to":[3,22,99],"Noise":[4],"Ratio":[5],"(SNR)":[6],"of":[7,78,113,121,134],"Primary":[9],"Users'":[10],"(PUs)":[11],"signals":[12,137],"over":[13,104,138],"a":[14,45,97,105],"wideband":[15,46,106,140],"spectrum":[16,28,107,141],"accurately":[17],"is":[18,117,129],"crucial":[19],"in":[20,52,119],"order":[21],"fully":[23],"exploit":[24],"an":[25,40],"under-utilized":[26],"primary":[27],"using":[29,84,146],"underlay":[30],"Cognitive":[31],"Radio":[32],"(CR)":[33],"techniques.":[34],"In":[35],"this":[36],"context,":[37],"we":[38,95],"study":[39],"SNR":[41,103,133],"estimation":[42],"problem":[43],"for":[44,61,70],"CR":[47],"under":[48],"practical":[49],"correlated":[50],"scenarios":[51,64],"compressive":[53,109],"settings.":[54],"We":[55],"carry":[56],"out":[57],"detailed":[58],"theoretical":[59],"analysis":[60],"considered":[63],"and":[65,127],"then":[66],"derive":[67],"expressions":[69],"asymptotic":[72,85],"eigenvalue":[73],"probability":[74],"distribution":[75],"function":[76],"(aepdf)":[77],"measured":[80],"signal's":[81],"covariance":[82],"matrix":[83],"Random":[86],"Matrix":[87],"Theory.":[88],"Subsequently,":[89],"based":[90],"on":[91],"derived":[93],"aepdfs,":[94],"present":[96],"technique":[98,116],"estimate":[100],"PU":[102,136],"with":[108],"measurements.":[110],"The":[111],"performance":[112],"proposed":[115,148],"evaluated":[118],"terms":[120],"normalized":[122],"Mean":[123],"Square":[124],"Error":[125],"(MSE)":[126],"it":[128],"shown":[130],"that":[131],"can":[142],"be":[143],"reliably":[144],"estimated":[145],"technique.":[149]},"counts_by_year":[{"year":2019,"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":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}