{"id":"https://openalex.org/W3014790571","doi":"https://doi.org/10.1109/twc.2020.2982880","title":"Mixture Detectors for Improved Spectrum Sensing","display_name":"Mixture Detectors for Improved Spectrum Sensing","publication_year":2020,"publication_date":"2020-03-31","ids":{"openalex":"https://openalex.org/W3014790571","doi":"https://doi.org/10.1109/twc.2020.2982880","mag":"3014790571"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2020.2982880","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2020.2982880","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":true,"oa_status":"green","oa_url":"https://hdl.handle.net/11585/802184","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063476680","display_name":"Rajitha Senanayake","orcid":"https://orcid.org/0000-0002-5960-4082"},"institutions":[{"id":"https://openalex.org/I165779595","display_name":"University of Melbourne","ror":"https://ror.org/01ej9dk98","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Rajitha Senanayake","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, The University of Melbourne, Melbourne, Australia"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, The University of Melbourne, Melbourne, Australia","institution_ids":["https://openalex.org/I165779595"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011583707","display_name":"Peter J. Smith","orcid":"https://orcid.org/0000-0001-8707-2581"},"institutions":[{"id":"https://openalex.org/I41156924","display_name":"Victoria University of Wellington","ror":"https://ror.org/0040r6f76","country_code":"NZ","type":"education","lineage":["https://openalex.org/I41156924"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Peter J. Smith","raw_affiliation_strings":["School of Mathematics and Statistics, Victoria University of Wellington, Wellington, New Zealand"],"affiliations":[{"raw_affiliation_string":"School of Mathematics and Statistics, Victoria University of Wellington, Wellington, New Zealand","institution_ids":["https://openalex.org/I41156924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035106985","display_name":"Pawel A. Dmochowski","orcid":"https://orcid.org/0000-0002-9802-0821"},"institutions":[{"id":"https://openalex.org/I41156924","display_name":"Victoria University of Wellington","ror":"https://ror.org/0040r6f76","country_code":"NZ","type":"education","lineage":["https://openalex.org/I41156924"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Pawel A. Dmochowski","raw_affiliation_strings":["School of Engineering and Computer Science, Victoria University of Wellington, Wellington, New Zealand"],"affiliations":[{"raw_affiliation_string":"School of Engineering and Computer Science, Victoria University of Wellington, Wellington, New Zealand","institution_ids":["https://openalex.org/I41156924"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005720550","display_name":"Andrea Giorgetti","orcid":"https://orcid.org/0000-0001-6341-3927"},"institutions":[{"id":"https://openalex.org/I4210136873","display_name":"Azienda-Unita' Sanitaria Locale Di Cesena","ror":"https://ror.org/04kgp1379","country_code":"IT","type":"government","lineage":["https://openalex.org/I4210136873"]},{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Andrea Giorgetti","raw_affiliation_strings":["University of Bologna, Cesena, Italy"],"affiliations":[{"raw_affiliation_string":"University of Bologna, Cesena, Italy","institution_ids":["https://openalex.org/I4210136873","https://openalex.org/I9360294"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5048388477","display_name":"Jamie Evans","orcid":"https://orcid.org/0000-0003-4637-1037"},"institutions":[{"id":"https://openalex.org/I165779595","display_name":"University of Melbourne","ror":"https://ror.org/01ej9dk98","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jamie S. Evans","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, The University of Melbourne, Melbourne, Australia"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, The University of Melbourne, Melbourne, Australia","institution_ids":["https://openalex.org/I165779595"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5063476680"],"corresponding_institution_ids":["https://openalex.org/I165779595"],"apc_list":null,"apc_paid":null,"fwci":2.3127,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.88878445,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"19","issue":"6","first_page":"4335","last_page":"4348"},"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":0.9998999834060669,"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":0.9998999834060669,"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":0.9998000264167786,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9905999898910522,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.8987330198287964},{"id":"https://openalex.org/keywords/false-alarm","display_name":"False alarm","score":0.7902891635894775},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6882108449935913},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.6162373423576355},{"id":"https://openalex.org/keywords/noise-power","display_name":"Noise power","score":0.5587441325187683},{"id":"https://openalex.org/keywords/statistical-power","display_name":"Statistical power","score":0.5275596976280212},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5253048539161682},{"id":"https://openalex.org/keywords/constant-false-alarm-rate","display_name":"Constant false alarm rate","score":0.4910595417022705},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43265649676322937},{"id":"https://openalex.org/keywords/sphericity","display_name":"Sphericity","score":0.4144967794418335},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.337647020816803},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2828134298324585},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25091099739074707},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.23763054609298706},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23291227221488953},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12451261281967163}],"concepts":[{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.8987330198287964},{"id":"https://openalex.org/C2776836416","wikidata":"https://www.wikidata.org/wiki/Q1364844","display_name":"False alarm","level":2,"score":0.7902891635894775},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6882108449935913},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.6162373423576355},{"id":"https://openalex.org/C203234222","wikidata":"https://www.wikidata.org/wiki/Q2133519","display_name":"Noise power","level":3,"score":0.5587441325187683},{"id":"https://openalex.org/C96608239","wikidata":"https://www.wikidata.org/wiki/Q1199823","display_name":"Statistical power","level":2,"score":0.5275596976280212},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5253048539161682},{"id":"https://openalex.org/C77052588","wikidata":"https://www.wikidata.org/wiki/Q644307","display_name":"Constant false alarm rate","level":2,"score":0.4910595417022705},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43265649676322937},{"id":"https://openalex.org/C173913448","wikidata":"https://www.wikidata.org/wiki/Q1375687","display_name":"Sphericity","level":2,"score":0.4144967794418335},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.337647020816803},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2828134298324585},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25091099739074707},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.23763054609298706},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23291227221488953},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12451261281967163},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/twc.2020.2982880","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2020.2982880","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:cris.unibo.it:11585/802184","is_oa":true,"landing_page_url":"https://hdl.handle.net/11585/802184","pdf_url":null,"source":{"id":"https://openalex.org/S4306402579","display_name":"Archivio istituzionale della ricerca (Alma Mater Studiorum Universit\u00e0 di Bologna)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210117483","host_organization_name":"Istituto di Ematologia di Bologna","host_organization_lineage":["https://openalex.org/I4210117483"],"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":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:cris.unibo.it:11585/802184","is_oa":true,"landing_page_url":"https://hdl.handle.net/11585/802184","pdf_url":null,"source":{"id":"https://openalex.org/S4306402579","display_name":"Archivio istituzionale della ricerca (Alma Mater Studiorum Universit\u00e0 di Bologna)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210117483","host_organization_name":"Istituto di Ematologia di Bologna","host_organization_lineage":["https://openalex.org/I4210117483"],"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":null,"raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8899999856948853,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G322066835","display_name":null,"funder_award_id":"DE180100501","funder_id":"https://openalex.org/F4320334704","funder_display_name":"Australian Research Council"}],"funders":[{"id":"https://openalex.org/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":54,"referenced_works":["https://openalex.org/W213246498","https://openalex.org/W1499613790","https://openalex.org/W1532319909","https://openalex.org/W1533179050","https://openalex.org/W1587447328","https://openalex.org/W1759328393","https://openalex.org/W1972485395","https://openalex.org/W1980455221","https://openalex.org/W2008628328","https://openalex.org/W2026366745","https://openalex.org/W2031211320","https://openalex.org/W2049468127","https://openalex.org/W2063698478","https://openalex.org/W2071707134","https://openalex.org/W2076271737","https://openalex.org/W2097670862","https://openalex.org/W2101840010","https://openalex.org/W2111505049","https://openalex.org/W2120350343","https://openalex.org/W2122438546","https://openalex.org/W2124467726","https://openalex.org/W2128056385","https://openalex.org/W2134860907","https://openalex.org/W2155999145","https://openalex.org/W2157482107","https://openalex.org/W2160317090","https://openalex.org/W2164701487","https://openalex.org/W2165800172","https://openalex.org/W2172139273","https://openalex.org/W2239136474","https://openalex.org/W2322524800","https://openalex.org/W2512065643","https://openalex.org/W2551956255","https://openalex.org/W2620988915","https://openalex.org/W2741230443","https://openalex.org/W2787743626","https://openalex.org/W2790902314","https://openalex.org/W2795235412","https://openalex.org/W2795444554","https://openalex.org/W2797387694","https://openalex.org/W2801179766","https://openalex.org/W2807899204","https://openalex.org/W2885763478","https://openalex.org/W2901277619","https://openalex.org/W2951642911","https://openalex.org/W3104028856","https://openalex.org/W4205470728","https://openalex.org/W4213099427","https://openalex.org/W4252837263","https://openalex.org/W4253242484","https://openalex.org/W4285719527","https://openalex.org/W4293005804","https://openalex.org/W4300223101","https://openalex.org/W4362230038"],"related_works":["https://openalex.org/W1983393909","https://openalex.org/W2171996685","https://openalex.org/W2165968459","https://openalex.org/W3162625494","https://openalex.org/W2040150569","https://openalex.org/W4297999093","https://openalex.org/W1989866424","https://openalex.org/W2132174924","https://openalex.org/W2981753778","https://openalex.org/W2005970952"],"abstract_inverted_index":{"The":[0],"energy":[1,56,75,114],"detector":[2,57,76,115],"and":[3,39,89,116,128,168,189],"the":[4,19,23,50,55,61,65,71,74,86,90,94,110,113,117,129,150,157,184,192,197],"sphericity":[5,118],"test":[6,119],"are":[7,180],"two":[8,37,41,122,162],"widely":[9],"used":[10,181],"spectrum":[11,51,141,165],"sensing":[12,52,142,166],"techniques":[13,38,167],"that":[14,45],"utilize":[15],"different":[16],"properties":[17],"of":[18,54,64,73,112,152,186],"signal":[20],"received":[21],"at":[22],"secondary":[24,95,145],"user":[25,96,146],"terminal.":[26],"In":[27],"this":[28],"paper":[29],"we":[30,69,104,134,160],"use":[31],"meta":[32,106],"analysis":[33,107,137,188],"to":[34,108,120,138,182,190],"combine":[35,109],"these":[36],"derive":[40,82,121,169],"novel":[42],"mixture":[43,123,158,198],"detectors":[44],"outperform":[46],"both":[47],"techniques.":[48],"Since":[49],"capability":[53],"is":[58,98],"limited":[59],"by":[60,196],"uncertain":[62],"knowledge":[63],"noise":[66,79],"power,":[67],"first,":[68],"analyze":[70],"performance":[72,193],"with":[77,100],"estimated":[78],"power.":[80],"We":[81],"analytical":[83,171],"expressions":[84,172],"for":[85,173],"false":[87,174],"alarm":[88,175],"detection":[91],"probabilities":[92],"when":[93],"terminal":[97],"equipped":[99],"multiple":[101,144],"antennas.":[102],"Next,":[103],"apply":[105],"outputs":[111],"detectors,":[124,159],"namely,":[125],"Fisher's":[126],"method":[127],"weighted":[130],"z-transform":[131],"method.":[132],"Furthermore,":[133],"extend":[135],"our":[136,187],"consider":[139],"cooperative":[140,164],"where":[143],"terminals":[147],"cooperatively":[148],"detect":[149],"presence":[151],"primary":[153],"users.":[154],"Based":[155],"on":[156],"propose":[161],"new":[163],"simple":[170],"probabilities.":[176],"Extensive":[177],"numerical":[178],"examples":[179],"illustrate":[183],"accuracy":[185],"highlight":[191],"gains":[194],"obtained":[195],"detectors.":[199]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
