{"id":"https://openalex.org/W4200251835","doi":"https://doi.org/10.1109/latincom53176.2021.9647770","title":"Multiantenna-Cognitive-Radio-Based Blind Spectrum Sensing Under Correlated Signals","display_name":"Multiantenna-Cognitive-Radio-Based Blind Spectrum Sensing Under Correlated Signals","publication_year":2021,"publication_date":"2021-11-17","ids":{"openalex":"https://openalex.org/W4200251835","doi":"https://doi.org/10.1109/latincom53176.2021.9647770"},"language":"en","primary_location":{"id":"doi:10.1109/latincom53176.2021.9647770","is_oa":false,"landing_page_url":"https://doi.org/10.1109/latincom53176.2021.9647770","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Latin-American Conference on Communications (LATINCOM)","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/A5068977556","display_name":"F\u00e1tima Sayury Queralt Queda Alves","orcid":null},"institutions":[{"id":"https://openalex.org/I71346753","display_name":"National Institute of Telecommunications","ror":"https://ror.org/0378w3a30","country_code":"BR","type":"facility","lineage":["https://openalex.org/I71346753"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Fatima Sayury Queralt Queda Alves","raw_affiliation_strings":["National Institute of Telecommunications - Inatel, Santa Rita do Sapucaí, MG, Brazil","National Institute of Telecommunications - Inatel, Santa Rita do Sapuca&#x00ED",", MG, Brazil"],"affiliations":[{"raw_affiliation_string":"National Institute of Telecommunications - Inatel, Santa Rita do Sapucaí, MG, Brazil","institution_ids":["https://openalex.org/I71346753"]},{"raw_affiliation_string":"National Institute of Telecommunications - Inatel, Santa Rita do Sapuca&#x00ED","institution_ids":["https://openalex.org/I71346753"]},{"raw_affiliation_string":", MG, Brazil","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078312634","display_name":"Lucas dos Santos Costa","orcid":"https://orcid.org/0000-0002-3054-395X"},"institutions":[{"id":"https://openalex.org/I71346753","display_name":"National Institute of Telecommunications","ror":"https://ror.org/0378w3a30","country_code":"BR","type":"facility","lineage":["https://openalex.org/I71346753"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Lucas dos Santos Costa","raw_affiliation_strings":["National Institute of Telecommunications - Inatel, Santa Rita do Sapucaí, MG, Brazil",", MG, Brazil","National Institute of Telecommunications - Inatel, Santa Rita do Sapuca&#x00ED"],"affiliations":[{"raw_affiliation_string":"National Institute of Telecommunications - Inatel, Santa Rita do Sapucaí, MG, Brazil","institution_ids":["https://openalex.org/I71346753"]},{"raw_affiliation_string":", MG, Brazil","institution_ids":[]},{"raw_affiliation_string":"National Institute of Telecommunications - Inatel, Santa Rita do Sapuca&#x00ED","institution_ids":["https://openalex.org/I71346753"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070641490","display_name":"Rausley A. A. de Souza","orcid":"https://orcid.org/0000-0002-6179-9894"},"institutions":[{"id":"https://openalex.org/I71346753","display_name":"National Institute of Telecommunications","ror":"https://ror.org/0378w3a30","country_code":"BR","type":"facility","lineage":["https://openalex.org/I71346753"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rausley A. A. de Souza","raw_affiliation_strings":["National Institute of Telecommunications - Inatel, Santa Rita do Sapucaí, MG, Brazil","National Institute of Telecommunications - Inatel, Santa Rita do Sapuca&#x00ED",", MG, Brazil"],"affiliations":[{"raw_affiliation_string":"National Institute of Telecommunications - Inatel, Santa Rita do Sapucaí, MG, Brazil","institution_ids":["https://openalex.org/I71346753"]},{"raw_affiliation_string":"National Institute of Telecommunications - Inatel, Santa Rita do Sapuca&#x00ED","institution_ids":["https://openalex.org/I71346753"]},{"raw_affiliation_string":", MG, Brazil","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5068977556"],"corresponding_institution_ids":["https://openalex.org/I71346753"],"apc_list":null,"apc_paid":null,"fwci":0.1528,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.53552786,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"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":0.9993000030517578,"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":0.9954000115394592,"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":0.8755134344100952},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5956354141235352},{"id":"https://openalex.org/keywords/likelihood-ratio-test","display_name":"Likelihood-ratio test","score":0.5654484629631042},{"id":"https://openalex.org/keywords/statistical-power","display_name":"Statistical power","score":0.5250071287155151},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4766693413257599},{"id":"https://openalex.org/keywords/spectral-density","display_name":"Spectral density","score":0.4753827154636383},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3980012536048889},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3363744616508484},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.32822027802467346},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2831627130508423},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2751736640930176},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1701790988445282}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8755134344100952},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5956354141235352},{"id":"https://openalex.org/C9483764","wikidata":"https://www.wikidata.org/wiki/Q585740","display_name":"Likelihood-ratio test","level":2,"score":0.5654484629631042},{"id":"https://openalex.org/C96608239","wikidata":"https://www.wikidata.org/wiki/Q1199823","display_name":"Statistical power","level":2,"score":0.5250071287155151},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4766693413257599},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.4753827154636383},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3980012536048889},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3363744616508484},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.32822027802467346},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2831627130508423},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2751736640930176},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1701790988445282}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/latincom53176.2021.9647770","is_oa":false,"landing_page_url":"https://doi.org/10.1109/latincom53176.2021.9647770","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE Latin-American Conference on Communications (LATINCOM)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5299999713897705,"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":14,"referenced_works":["https://openalex.org/W2025598036","https://openalex.org/W2101840010","https://openalex.org/W2129854524","https://openalex.org/W2150397642","https://openalex.org/W2152701823","https://openalex.org/W2171402290","https://openalex.org/W2497766236","https://openalex.org/W2553481218","https://openalex.org/W2809540591","https://openalex.org/W2963451778","https://openalex.org/W2972754329","https://openalex.org/W2981587265","https://openalex.org/W3023320520","https://openalex.org/W6633070339"],"related_works":["https://openalex.org/W2559261346","https://openalex.org/W4280609833","https://openalex.org/W1973979964","https://openalex.org/W4235820682","https://openalex.org/W185479762","https://openalex.org/W2136943174","https://openalex.org/W1968709058","https://openalex.org/W2095246866","https://openalex.org/W2741248056","https://openalex.org/W2793053744"],"abstract_inverted_index":{"Multiantenna":[0],"cognitive":[1],"radios":[2],"have":[3],"been":[4],"used":[5],"in":[6,60,125,144],"spectrum":[7,63],"sensing":[8,64],"to":[9,26,79,90,99,104,131,141],"improve":[10],"detection":[11,123],"performances,":[12],"but":[13,118],"the":[14,17,41,50,91,105,114],"majority":[15],"of":[16,137],"works":[18],"do":[19],"not":[20],"consider":[21],"received":[22,76],"signal":[23],"correlations":[24,138],"due":[25,78],"antennas":[27,80],"proximity.":[28,81],"Therefore,":[29],"this":[30,33],"paper":[31],"presents":[32],"performance":[34,142],"analysis":[35,106],"using":[36],"two":[37],"blind":[38],"statistical":[39],"tests,":[40],"well-":[42],"known":[43],"generalized":[44],"likelihood":[45],"ratio":[46],"test":[47],"(GLRT)":[48],"and":[49,69,127],"circular":[51],"folding":[52],"cooperative":[53,62],"power":[54],"spectral":[55],"density":[56],"split":[57],"cancellation":[58],"(CFCPSC),":[59],"centralized":[61],"with":[65,116,147],"hard":[66],"decision":[67,71],"(HD)":[68],"soft":[70],"(SD)":[72],"fusion":[73],"under":[74],"correlated":[75],"signals":[77],"It":[82],"is":[83,128],"also":[84],"adopted":[85],"frequency-selective":[86],"(FS)":[87],"fading":[88],"according":[89],"wireless":[92],"regional":[93],"area":[94],"network":[95],"standard":[96],"IEEE":[97],"802.22":[98],"give":[100],"more":[101,129],"practical":[102],"appeal":[103],"at":[107],"hand.":[108],"Results":[109],"show":[110],"better":[111,122],"performances":[112,124],"for":[113],"GLRT":[115],"SD,":[117],"CFCPSC":[119],"can":[120,139],"achieve":[121],"HD":[126],"robust":[130],"FS":[132],"channels.":[133],"Surprisingly,":[134],"greater":[135],"levels":[136],"lead":[140],"improvements":[143],"some":[145],"situations":[146],"HD.":[148]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}