{"id":"https://openalex.org/W3084072013","doi":"https://doi.org/10.1109/taes.2020.3021810","title":"Experimental Analysis of Block-Sparsity-Based Spectrum Sensing Techniques for Cognitive Radar","display_name":"Experimental Analysis of Block-Sparsity-Based Spectrum Sensing Techniques for Cognitive Radar","publication_year":2020,"publication_date":"2020-09-08","ids":{"openalex":"https://openalex.org/W3084072013","doi":"https://doi.org/10.1109/taes.2020.3021810","mag":"3084072013"},"language":"en","primary_location":{"id":"doi:10.1109/taes.2020.3021810","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2020.3021810","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-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/A5043396302","display_name":"Augusto Aubry","orcid":"https://orcid.org/0000-0002-5353-0481"},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Augusto Aubry","raw_affiliation_strings":["University of Naples Federico II, DIETI, Naples, Italy"],"raw_orcid":"https://orcid.org/0000-0002-5353-0481","affiliations":[{"raw_affiliation_string":"University of Naples Federico II, DIETI, Naples, Italy","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002391817","display_name":"Vincenzo Carotenuto","orcid":"https://orcid.org/0000-0002-2659-1959"},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Vincenzo Carotenuto","raw_affiliation_strings":["University of Naples Federico II, DIETI, Naples, Italy"],"raw_orcid":"https://orcid.org/0000-0002-2659-1959","affiliations":[{"raw_affiliation_string":"University of Naples Federico II, DIETI, Naples, Italy","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023264711","display_name":"Antonio De Maio","orcid":"https://orcid.org/0000-0001-8421-3318"},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Antonio De Maio","raw_affiliation_strings":["University of Naples Federico II, DIETI, Naples, Italy"],"raw_orcid":"https://orcid.org/0000-0001-8421-3318","affiliations":[{"raw_affiliation_string":"University of Naples Federico II, DIETI, Naples, Italy","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055595992","display_name":"Mark A. Govoni","orcid":"https://orcid.org/0000-0002-2209-9975"},"institutions":[{"id":"https://openalex.org/I166416128","display_name":"DEVCOM Army Research Laboratory","ror":"https://ror.org/011hc8f90","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I166416128","https://openalex.org/I2802705668","https://openalex.org/I4210154437"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mark A. Govoni","raw_affiliation_strings":["Aberdeen Proving Ground, U.S. Army Research Laboratory, MD, USA"],"raw_orcid":"https://orcid.org/0000-0002-2209-9975","affiliations":[{"raw_affiliation_string":"Aberdeen Proving Ground, U.S. Army Research Laboratory, MD, USA","institution_ids":["https://openalex.org/I166416128"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045179998","display_name":"Alfonso Farina","orcid":"https://orcid.org/0000-0003-3247-2427"},"institutions":[{"id":"https://openalex.org/I76806421","display_name":"SELEX Sistemi Integrati","ror":"https://ror.org/02sj0zy88","country_code":"IT","type":"company","lineage":["https://openalex.org/I76806421"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alfonso Farina","raw_affiliation_strings":["Selex ES, Rome, Italy"],"raw_orcid":"https://orcid.org/0000-0003-3247-2427","affiliations":[{"raw_affiliation_string":"Selex ES, Rome, Italy","institution_ids":["https://openalex.org/I76806421"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5043396302"],"corresponding_institution_ids":["https://openalex.org/I71267560"],"apc_list":null,"apc_paid":null,"fwci":21.1689,"has_fulltext":false,"cited_by_count":26,"citation_normalized_percentile":{"value":0.98786097,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"57","issue":"1","first_page":"355","last_page":"370"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10891","display_name":"Radar Systems and Signal Processing","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9991000294685364,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9968000054359436,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/cognitive-radio","display_name":"Cognitive radio","score":0.8069620132446289},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7022361755371094},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.6292625665664673},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5632526874542236},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.5096125602722168},{"id":"https://openalex.org/keywords/software-defined-radio","display_name":"Software-defined radio","score":0.5014984607696533},{"id":"https://openalex.org/keywords/spectrum-management","display_name":"Spectrum management","score":0.45482850074768066},{"id":"https://openalex.org/keywords/radio-spectrum","display_name":"Radio spectrum","score":0.4406643509864807},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3958277702331543},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3735988140106201},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.28536146879196167},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2510659098625183},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17731618881225586},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13247400522232056}],"concepts":[{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.8069620132446289},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7022361755371094},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6292625665664673},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5632526874542236},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.5096125602722168},{"id":"https://openalex.org/C171115542","wikidata":"https://www.wikidata.org/wiki/Q1331892","display_name":"Software-defined radio","level":2,"score":0.5014984607696533},{"id":"https://openalex.org/C63029442","wikidata":"https://www.wikidata.org/wiki/Q6504978","display_name":"Spectrum management","level":4,"score":0.45482850074768066},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.4406643509864807},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3958277702331543},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3735988140106201},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.28536146879196167},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2510659098625183},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17731618881225586},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13247400522232056},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/taes.2020.3021810","is_oa":false,"landing_page_url":"https://doi.org/10.1109/taes.2020.3021810","pdf_url":null,"source":{"id":"https://openalex.org/S193624734","display_name":"IEEE Transactions on Aerospace and Electronic Systems","issn_l":"0018-9251","issn":["0018-9251","1557-9603","2371-9877"],"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 Aerospace and Electronic Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1283273617","display_name":null,"funder_award_id":"W911NF-17-2-0134","funder_id":"https://openalex.org/F4320338295","funder_display_name":"Army Research Laboratory"}],"funders":[{"id":"https://openalex.org/F4320309590","display_name":"Universit\u00e0 degli Studi di Napoli Federico II","ror":"https://ror.org/05290cv24"},{"id":"https://openalex.org/F4320338295","display_name":"Army Research Laboratory","ror":"https://ror.org/011hc8f90"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W210359992","https://openalex.org/W1538936722","https://openalex.org/W1551178665","https://openalex.org/W1814500939","https://openalex.org/W1983874639","https://openalex.org/W2002582936","https://openalex.org/W2028568336","https://openalex.org/W2103214037","https://openalex.org/W2109367464","https://openalex.org/W2112855412","https://openalex.org/W2140612892","https://openalex.org/W2153340142","https://openalex.org/W2153567056","https://openalex.org/W2160882893","https://openalex.org/W2169652966","https://openalex.org/W2195420795","https://openalex.org/W2430349317","https://openalex.org/W2512514633","https://openalex.org/W2586337839","https://openalex.org/W2586840420","https://openalex.org/W2737003695","https://openalex.org/W2742691436","https://openalex.org/W2744365092","https://openalex.org/W2774905605","https://openalex.org/W2807987269","https://openalex.org/W2808186363","https://openalex.org/W2896466997","https://openalex.org/W2904004124","https://openalex.org/W2904637731","https://openalex.org/W2973357751","https://openalex.org/W4235992120","https://openalex.org/W4255117818","https://openalex.org/W6632166220","https://openalex.org/W6675331741"],"related_works":["https://openalex.org/W2545213287","https://openalex.org/W2236567279","https://openalex.org/W4225341666","https://openalex.org/W2392764151","https://openalex.org/W2162075876","https://openalex.org/W2336181987","https://openalex.org/W2598828511","https://openalex.org/W1988869880","https://openalex.org/W2381640075","https://openalex.org/W1995578397"],"abstract_inverted_index":{"Due":[0],"to":[1,29,61,73,140],"increasing":[2],"demands":[3],"for":[4,48,124],"spectral":[5,35],"resources":[6],"in":[7,37],"both":[8,85],"communication":[9],"and":[10,21,87],"radar":[11],"systems,":[12],"the":[13,31,75,94,104,132,135,142,151,155,159,164],"radio":[14,122],"frequency":[15],"electromagnetic":[16,64],"spectrum":[17,50,56,65,76,80],"is":[18],"becoming":[19],"more":[20,22],"crowded":[23],"with":[24],"interfering":[25],"nuisances.":[26],"In":[27,89],"order":[28],"tackle":[30],"scarcity":[32],"of":[33,42,78,96,106,131,144,154,166],"available":[34,108],"intervals,":[36],"recent":[38],"years":[39],"a":[40],"multitude":[41],"sensing":[43,57],"algorithms":[44,101],"have":[45],"been":[46],"developed":[47],"improving":[49],"sharing.":[51],"Among":[52],"these,":[53],"two-dimensional":[54],"(2-D)":[55],"can":[58],"be":[59],"used":[60,139],"obtain":[62],"space-frequency":[63,98],"awareness.":[66],"Specifically,":[67],"this":[68,90,111],"approach":[69],"makes":[70],"it":[71],"possible":[72],"optimize":[74],"usage":[77],"certain":[79,97],"portions":[81],"whose":[82],"occupancy":[83],"varies":[84],"temporally":[86],"spatially.":[88],"article,":[91],"we":[92,113],"evaluate":[93,141],"effectiveness":[95,165],"map":[99],"recovery":[100],"relying":[102],"on":[103],"use":[105],"commercially":[107],"hardware.":[109],"To":[110],"end,":[112],"employ":[114],"an":[115],"inexpensive":[116],"four-channel":[117],"coherent":[118],"receiver,":[119],"using":[120],"software-defined":[121],"components,":[123],"emitter":[125],"localization.":[126],"Hence,":[127],"after":[128],"proper":[129],"calibration":[130],"receiving":[133],"system,":[134],"acquired":[136],"samples":[137],"are":[138],"performance":[143],"different":[145],"signal":[146],"processing":[147],"strategies":[148],"which":[149],"exploits":[150],"inherent":[152],"block-sparsity":[153],"overall":[156],"profile.":[157],"At":[158],"analysis":[160],"stage,":[161],"results":[162],"reveal":[163],"such":[167],"algorithms.":[168]},"counts_by_year":[{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}