{"id":"https://openalex.org/W4405600489","doi":"https://doi.org/10.1109/access.2024.3520561","title":"A Hybrid Double Zero MVDR Beamformer That is Universal Over the Number of Second Order Notches","display_name":"A Hybrid Double Zero MVDR Beamformer That is Universal Over the Number of Second Order Notches","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4405600489","doi":"https://doi.org/10.1109/access.2024.3520561"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3520561","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3520561","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2024.3520561","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042339958","display_name":"Savas Erdim","orcid":"https://orcid.org/0000-0002-0546-9874"},"institutions":[{"id":"https://openalex.org/I100633361","display_name":"University of Massachusetts Dartmouth","ror":"https://ror.org/00fzmm222","country_code":"US","type":"education","lineage":["https://openalex.org/I100633361"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Savas Erdim","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Massachusetts Dartmouth, Dartmouth, MA, USA"],"raw_orcid":"https://orcid.org/0000-0002-0546-9874","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Massachusetts Dartmouth, Dartmouth, MA, USA","institution_ids":["https://openalex.org/I100633361"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013892052","display_name":"John R. Buck","orcid":"https://orcid.org/0000-0002-2809-8164"},"institutions":[{"id":"https://openalex.org/I100633361","display_name":"University of Massachusetts Dartmouth","ror":"https://ror.org/00fzmm222","country_code":"US","type":"education","lineage":["https://openalex.org/I100633361"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"John R. Buck","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Massachusetts Dartmouth, Dartmouth, MA, USA"],"raw_orcid":"https://orcid.org/0000-0002-2809-8164","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Massachusetts Dartmouth, Dartmouth, MA, USA","institution_ids":["https://openalex.org/I100633361"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I100633361"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.318,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.56086182,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":97,"max":98},"biblio":{"volume":"12","issue":null,"first_page":"195575","last_page":"195588"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9811000227928162,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9811000227928162,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9726999998092651,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"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/T11946","display_name":"Antenna Design and Optimization","score":0.9628000259399414,"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/zero","display_name":"Zero (linguistics)","score":0.6611992120742798},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.4740830659866333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4333193302154541},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3559722900390625}],"concepts":[{"id":"https://openalex.org/C2780813799","wikidata":"https://www.wikidata.org/wiki/Q3274237","display_name":"Zero (linguistics)","level":2,"score":0.6611992120742798},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.4740830659866333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4333193302154541},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3559722900390625},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2024.3520561","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3520561","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0ce948c04e6949849111e8491a7a5f93","is_oa":true,"landing_page_url":"https://doaj.org/article/0ce948c04e6949849111e8491a7a5f93","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 12, Pp 195575-195588 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3520561","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3520561","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.6499999761581421,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1835507522","display_name":null,"funder_award_id":"N00014-23-1-2133","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G5677385845","display_name":null,"funder_award_id":"N00014-18-12415","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"}],"funders":[{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W653761051","https://openalex.org/W1573524085","https://openalex.org/W1972672244","https://openalex.org/W2004406124","https://openalex.org/W2057077708","https://openalex.org/W2057197276","https://openalex.org/W2066218102","https://openalex.org/W2097714737","https://openalex.org/W2099830893","https://openalex.org/W2106061079","https://openalex.org/W2107745473","https://openalex.org/W2114171615","https://openalex.org/W2116917836","https://openalex.org/W2118119802","https://openalex.org/W2122962290","https://openalex.org/W2132657058","https://openalex.org/W2144740475","https://openalex.org/W2153844107","https://openalex.org/W2160557610","https://openalex.org/W2294584261","https://openalex.org/W2565272848","https://openalex.org/W2626872000","https://openalex.org/W2889509719","https://openalex.org/W2924068748","https://openalex.org/W3048198658","https://openalex.org/W3172053162","https://openalex.org/W3215120603","https://openalex.org/W4312925179","https://openalex.org/W4323521010","https://openalex.org/W4387796789","https://openalex.org/W4401246697","https://openalex.org/W6630182461"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4391375266","https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W2142036596","https://openalex.org/W2072657027"],"abstract_inverted_index":{"In":[0,142],"a":[1,40,57,64,79,139,162,190,200,219,225],"dynamic":[2,140],"environment,":[3],"close-range":[4],"and":[5,59,83,107,151,255],"fast-moving":[6],"interferers":[7,137,148,175,180,240],"transit":[8],"the":[9,14,46,73,98,102,109,115,119,122,127,135,144,173,177,182,215,236,242,247,250],"resolution":[10],"cells":[11],"rapidly,":[12],"challenging":[13],"minimum":[15],"variance":[16],"distortionless":[17],"response":[18],"(MVDR)":[19],"beamformer\u2019s":[20],"ability":[21],"to":[22,33,38,62,93,133,198],"place":[23],"accurate":[24],"notches":[25,71,92,132,167,195,230],"in":[26,72,138,218,253],"each":[27],"interferer\u2019s":[28],"direction.":[29],"One":[30],"common":[31],"approach":[32],"overcome":[34],"this":[35,209],"problem":[36],"is":[37,56,78,125,149,206],"apply":[39],"broader":[41],"or":[42,241],"wider":[43,65],"notch":[44,66],"at":[45],"interferer":[47],"location.":[48],"The":[49,75,86,187,211],"hybrid":[50],"double":[51],"zero":[52],"(HDZ)":[53],"MVDR":[54],"beamformer":[55,124,160,204,213,217,252],"simple":[58],"robust":[60],"method":[61],"form":[63],"by":[67],"implicitly":[68],"generating":[69],"second-order":[70,91,131,166,185,194,229],"beampattern.":[74],"HDZ":[76,123,159,202,222],"beampattern":[77],"product":[80],"of":[81,130,146,165,179,184,193,221,228,235,238,249],"adaptive":[82,87],"fixed":[84,99,163,226],"factors.":[85],"component":[88,100],"has":[89],"wide":[90],"suppress":[94,134,171],"moving":[95,136,147,174,239,262],"interferers,":[96],"while":[97],"improves":[101],"white":[103],"noise":[104],"gain":[105],"(WNG)":[106],"ensures":[108],"array":[110,116,257],"weight":[111],"vector":[112],"length":[113],"matches":[114],"size.":[117],"However,":[118],"challenge":[120],"for":[121,189],"choosing":[126],"ideal":[128],"number":[129,145,164,178,183,192,227,237],"environment.":[141,243],"practice,":[143],"unknown":[150],"may":[152,168],"also":[153],"change":[154],"over":[155,208],"time.":[156],"Therefore,":[157],"an":[158],"with":[161,224],"not":[169],"effectively":[170],"all":[172],"if":[176],"surpasses":[181],"notches.":[186],"need":[188],"time-varying":[191],"leads":[196],"us":[197],"design":[199],"universal":[201,207],"(UHDZ)":[203],"that":[205,259],"parameter.":[210],"UHDZ":[212,251],"rivals":[214],"best":[216],"set":[220],"beamformers":[223],"without":[231],"needing":[232],"prior":[233],"knowledge":[234],"This":[244],"paper":[245],"evaluates":[246],"performance":[248],"simulations":[254],"microphone":[256],"experiments":[258],"include":[260],"multiple":[261],"interferers.":[263]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
