{"id":"https://openalex.org/W1971092683","doi":"https://doi.org/10.1109/twc.2015.2415774","title":"Spectral Feature Detection With Sub-Nyquist Sampling for Wideband Spectrum Sensing","display_name":"Spectral Feature Detection With Sub-Nyquist Sampling for Wideband Spectrum Sensing","publication_year":2015,"publication_date":"2015-03-23","ids":{"openalex":"https://openalex.org/W1971092683","doi":"https://doi.org/10.1109/twc.2015.2415774","mag":"1971092683"},"language":"en","primary_location":{"id":"doi:10.1109/twc.2015.2415774","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2015.2415774","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/2117/103450","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5026746581","display_name":"Eva Lagunas","orcid":"https://orcid.org/0000-0002-9936-7245"},"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"]},{"id":"https://openalex.org/I4405259781","display_name":"Interdisciplinary Centre for Security, Reliability and Trust","ror":"https://ror.org/02qav7c04","country_code":"LU","type":"education","lineage":["https://openalex.org/I186903577","https://openalex.org/I4405259781"]}],"countries":["LU"],"is_corresponding":false,"raw_author_name":"Eva Lagunas","raw_affiliation_strings":["Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg, U.K","University of Luxembourg > Interdisciplinary Centre for Security, Reliability and Trust (SNT) >"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Interdisciplinary Centre for Security, Reliability and Trust (SnT), University of Luxembourg, Luxembourg, U.K","institution_ids":["https://openalex.org/I186903577","https://openalex.org/I4405259781"]},{"raw_affiliation_string":"University of Luxembourg > Interdisciplinary Centre for Security, Reliability and Trust (SNT) >","institution_ids":["https://openalex.org/I186903577","https://openalex.org/I4405259781"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017911519","display_name":"Montse N\u00e1jar","orcid":"https://orcid.org/0000-0003-3507-5689"},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Montse Najar","raw_affiliation_strings":["Signal Theory and Communications Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain","Signal Theor. & Commun. Dept., Univ. Politec. de Catalunya, Barcelona, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Signal Theory and Communications Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]},{"raw_affiliation_string":"Signal Theor. & Commun. Dept., Univ. Politec. de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.478,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.91618905,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"14","issue":"7","first_page":"3978","last_page":"3990"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9998999834060669,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9987999796867371,"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/computer-science","display_name":"Computer science","score":0.6856184005737305},{"id":"https://openalex.org/keywords/wideband","display_name":"Wideband","score":0.6447121500968933},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.5558267831802368},{"id":"https://openalex.org/keywords/nyquist\u2013shannon-sampling-theorem","display_name":"Nyquist\u2013Shannon sampling theorem","score":0.542645275592804},{"id":"https://openalex.org/keywords/autocorrelation","display_name":"Autocorrelation","score":0.5044139623641968},{"id":"https://openalex.org/keywords/spectral-density","display_name":"Spectral density","score":0.5034088492393494},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.44834938645362854},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.38919350504875183},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2740718126296997},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24222475290298462},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.21384978294372559},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15195122361183167},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.1460976004600525},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09770354628562927}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6856184005737305},{"id":"https://openalex.org/C2780202535","wikidata":"https://www.wikidata.org/wiki/Q4524457","display_name":"Wideband","level":2,"score":0.6447121500968933},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.5558267831802368},{"id":"https://openalex.org/C288623","wikidata":"https://www.wikidata.org/wiki/Q679800","display_name":"Nyquist\u2013Shannon sampling theorem","level":2,"score":0.542645275592804},{"id":"https://openalex.org/C5297727","wikidata":"https://www.wikidata.org/wiki/Q786970","display_name":"Autocorrelation","level":2,"score":0.5044139623641968},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.5034088492393494},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.44834938645362854},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.38919350504875183},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2740718126296997},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24222475290298462},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.21384978294372559},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15195122361183167},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.1460976004600525},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09770354628562927},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/twc.2015.2415774","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2015.2415774","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:upcommons.upc.edu:2117/103450","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/103450","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"pmh:oai:orbilu.uni.lu:10993/20774","is_oa":true,"landing_page_url":"http://orbilu.uni.lu/handle/10993/20774","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":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Wireless Communications. (2015).","raw_type":null}],"best_oa_location":{"id":"pmh:oai:upcommons.upc.edu:2117/103450","is_oa":true,"landing_page_url":"https://hdl.handle.net/2117/103450","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7141490565","display_name":"Network of Excellence in Wireless COMmunications #","funder_award_id":"318306","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"},{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":70,"referenced_works":["https://openalex.org/W67798684","https://openalex.org/W102678610","https://openalex.org/W1502405849","https://openalex.org/W1521170385","https://openalex.org/W1964213077","https://openalex.org/W1974774078","https://openalex.org/W1986931325","https://openalex.org/W1996692478","https://openalex.org/W2003688737","https://openalex.org/W2006366850","https://openalex.org/W2014980207","https://openalex.org/W2024417168","https://openalex.org/W2026363762","https://openalex.org/W2026390944","https://openalex.org/W2034260606","https://openalex.org/W2037673368","https://openalex.org/W2040367593","https://openalex.org/W2061158652","https://openalex.org/W2071707134","https://openalex.org/W2092431085","https://openalex.org/W2104061815","https://openalex.org/W2106917671","https://openalex.org/W2107861471","https://openalex.org/W2109330552","https://openalex.org/W2111304728","https://openalex.org/W2111562869","https://openalex.org/W2114129195","https://openalex.org/W2117062566","https://openalex.org/W2117321107","https://openalex.org/W2119603172","https://openalex.org/W2120961178","https://openalex.org/W2123629701","https://openalex.org/W2124469495","https://openalex.org/W2127271355","https://openalex.org/W2127593435","https://openalex.org/W2129918728","https://openalex.org/W2135046866","https://openalex.org/W2136816673","https://openalex.org/W2142876713","https://openalex.org/W2146115476","https://openalex.org/W2149406951","https://openalex.org/W2151693816","https://openalex.org/W2154304330","https://openalex.org/W2155999145","https://openalex.org/W2161310686","https://openalex.org/W2164091192","https://openalex.org/W2164142797","https://openalex.org/W2164452299","https://openalex.org/W2167230435","https://openalex.org/W2168078104","https://openalex.org/W2170524206","https://openalex.org/W2183112104","https://openalex.org/W2287731364","https://openalex.org/W2289917018","https://openalex.org/W2296319761","https://openalex.org/W2296616510","https://openalex.org/W2548828344","https://openalex.org/W2561113646","https://openalex.org/W2794685307","https://openalex.org/W2963438348","https://openalex.org/W3105340263","https://openalex.org/W3147417261","https://openalex.org/W4250589301","https://openalex.org/W4250955649","https://openalex.org/W6602818536","https://openalex.org/W6629990065","https://openalex.org/W6666126894","https://openalex.org/W6675709261","https://openalex.org/W6677503559","https://openalex.org/W7008735296"],"related_works":["https://openalex.org/W2497512603","https://openalex.org/W4200358983","https://openalex.org/W2390693987","https://openalex.org/W1483997978","https://openalex.org/W1527241779","https://openalex.org/W2054503501","https://openalex.org/W2611619770","https://openalex.org/W3126840307","https://openalex.org/W3001645640","https://openalex.org/W2058161570"],"abstract_inverted_index":{"Compressive":[0],"sensing":[1,15],"(CS)":[2],"has":[3],"been":[4],"successfully":[5],"applied":[6],"to":[7,107],"alleviate":[8],"the":[9,17,21,26,30,45,55,98,109,115,119,124,143,146,151,157,165,170,183,188,191],"sampling":[10],"bottleneck":[11],"in":[12,44,131,163],"wideband":[13],"spectrum":[14,69],"leveraging":[16],"sparsity":[18],"described":[19],"by":[20,92,135,176],"low":[22],"spectral":[23,112,121,148],"occupancy":[24],"of":[25,32,49,57,80,114,123,133,137,145,150,156,169,178,182,190],"licensed":[27,58],"radios.":[28],"However,":[29],"existence":[31],"interferences":[33],"emanating":[34],"from":[35],"low-regulated":[36],"transmissions,":[37],"which":[38,74,88,173],"cannot":[39],"be":[40],"taken":[41],"into":[42],"account":[43],"CS":[46],"model":[47],"because":[48],"their":[50],"nonregulated":[51],"nature,":[52],"greatly":[53],"degrade":[54],"identification":[56,70],"activity.":[59],"This":[60,127],"paper":[61],"presents":[62],"a":[63,77,138,179],"feature-based":[64],"technique":[65,192],"for":[66,193],"primary":[67,93,99,116,197],"user's":[68],"with":[71,76,118],"interference":[72,159,194],"immunity":[73],"works":[75],"reduced":[78],"amount":[79],"data.":[81],"The":[82,103,154],"proposed":[83],"method":[84],"not":[85],"only":[86],"detects":[87],"frequencies":[89],"are":[90],"occupied":[91],"users'":[94,100],"but":[95],"also":[96],"identifies":[97],"transmitted":[101],"power.":[102],"basic":[104],"strategy":[105],"is":[106,129,174],"compare":[108],"apriori":[110],"known":[111],"shape":[113],"user":[117,198],"power":[120,147],"density":[122,149],"received":[125,152],"signal.":[126,153],"comparison":[128],"made":[130],"terms":[132],"autocorrelation":[134],"means":[136,177],"correlation":[139],"matching,":[140],"thus":[141],"avoiding":[142],"computation":[144],"essence":[155],"novel":[158],"rejection":[160],"mechanism":[161],"lies":[162],"preserving":[164],"positive":[166],"semidefinite":[167],"character":[168],"residual":[171],"correlation,":[172],"inserted":[175],"weighted":[180],"formulation":[181],"l1-minimization.":[184],"Simulation":[185],"results":[186],"show":[187],"effectiveness":[189],"suppression":[195],"and":[196],"detection.":[199]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T09:40:50.615796","created_date":"2025-10-10T00:00:00"}
