{"id":"https://openalex.org/W3004477518","doi":"https://doi.org/10.1109/lsp.2020.2971790","title":"Beamforming With Small-Spacing Microphone Arrays Using Constrained/Generalized LASSO","display_name":"Beamforming With Small-Spacing Microphone Arrays Using Constrained/Generalized LASSO","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3004477518","doi":"https://doi.org/10.1109/lsp.2020.2971790","mag":"3004477518"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2020.2971790","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.2971790","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5101678732","display_name":"Xianghui Wang","orcid":"https://orcid.org/0000-0003-3413-3939"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xianghui Wang","raw_affiliation_strings":["Center of Intelligent Acoustics and Immersive Communications, and School of Marine Science and Technology, Northwestern Polytechnical University, Xi\u2019an, China","Center of Intelligent Acoustics and Immersive Communications, and School of Marine Science and Technology, Northwestern Polytechnical University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"Center of Intelligent Acoustics and Immersive Communications, and School of Marine Science and Technology, Northwestern Polytechnical University, Xi\u2019an, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"Center of Intelligent Acoustics and Immersive Communications, and School of Marine Science and Technology, Northwestern Polytechnical University, Xi'an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071376063","display_name":"Jacob Benesty","orcid":"https://orcid.org/0000-0002-0036-5865"},"institutions":[{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]},{"id":"https://openalex.org/I39481719","display_name":"Institut National de la Recherche Scientifique","ror":"https://ror.org/04td37d32","country_code":"CA","type":"education","lineage":["https://openalex.org/I39481719","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jacob Benesty","raw_affiliation_strings":["INRS-EMT, University of Quebec, Montreal, QC, Canada"],"affiliations":[{"raw_affiliation_string":"INRS-EMT, University of Quebec, Montreal, QC, Canada","institution_ids":["https://openalex.org/I159129438","https://openalex.org/I39481719"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056129529","display_name":"Jingdong Chen","orcid":"https://orcid.org/0000-0003-0083-9247"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingdong Chen","raw_affiliation_strings":["Center of Intelligent Acoustics and Immersive Communications, Northwestern Polytechnical University, Xi\u2019an, China","Center of Intelligent Acoustics and Immersive Communications, Northwestern Polytechnical University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"Center of Intelligent Acoustics and Immersive Communications, Northwestern Polytechnical University, Xi\u2019an, China","institution_ids":["https://openalex.org/I17145004"]},{"raw_affiliation_string":"Center of Intelligent Acoustics and Immersive Communications, Northwestern Polytechnical University, Xi'an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080194185","display_name":"Israel Cohen","orcid":"https://orcid.org/0000-0002-2556-3972"},"institutions":[{"id":"https://openalex.org/I174306211","display_name":"Technion \u2013 Israel Institute of Technology","ror":"https://ror.org/03qryx823","country_code":"IL","type":"education","lineage":["https://openalex.org/I174306211"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Israel Cohen","raw_affiliation_strings":["Andrew and Erna Viterby Faculty of Electrical Engineering, Technion\u2014Israel Institute of Technology, Haifa, Israel"],"affiliations":[{"raw_affiliation_string":"Andrew and Erna Viterby Faculty of Electrical Engineering, Technion\u2014Israel Institute of Technology, Haifa, Israel","institution_ids":["https://openalex.org/I174306211"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5101678732"],"corresponding_institution_ids":["https://openalex.org/I17145004"],"apc_list":null,"apc_paid":null,"fwci":1.5283,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.82648402,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"27","issue":null,"first_page":"356","last_page":"360"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9987000226974487,"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"}},{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9979000091552734,"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/beamforming","display_name":"Beamforming","score":0.7914329767227173},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.690350353717804},{"id":"https://openalex.org/keywords/microphone-array","display_name":"Microphone array","score":0.6818019151687622},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.6630815863609314},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5872009992599487},{"id":"https://openalex.org/keywords/directivity","display_name":"Directivity","score":0.5655933022499084},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5401671528816223},{"id":"https://openalex.org/keywords/direction-of-arrival","display_name":"Direction of arrival","score":0.4671712815761566},{"id":"https://openalex.org/keywords/adaptive-beamformer","display_name":"Adaptive beamformer","score":0.467166543006897},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4518234431743622},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.4330242872238159},{"id":"https://openalex.org/keywords/array-gain","display_name":"Array gain","score":0.413993239402771},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3312716484069824},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16206443309783936},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.12582790851593018},{"id":"https://openalex.org/keywords/antenna-array","display_name":"Antenna array","score":0.09996059536933899},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.07922056317329407}],"concepts":[{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.7914329767227173},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.690350353717804},{"id":"https://openalex.org/C2778806681","wikidata":"https://www.wikidata.org/wiki/Q907293","display_name":"Microphone array","level":4,"score":0.6818019151687622},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6630815863609314},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5872009992599487},{"id":"https://openalex.org/C189039984","wikidata":"https://www.wikidata.org/wiki/Q8225412","display_name":"Directivity","level":3,"score":0.5655933022499084},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5401671528816223},{"id":"https://openalex.org/C172051844","wikidata":"https://www.wikidata.org/wiki/Q5280438","display_name":"Direction of arrival","level":3,"score":0.4671712815761566},{"id":"https://openalex.org/C33378366","wikidata":"https://www.wikidata.org/wiki/Q4680719","display_name":"Adaptive beamformer","level":3,"score":0.467166543006897},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4518234431743622},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.4330242872238159},{"id":"https://openalex.org/C136664719","wikidata":"https://www.wikidata.org/wiki/Q4795880","display_name":"Array gain","level":4,"score":0.413993239402771},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3312716484069824},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16206443309783936},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.12582790851593018},{"id":"https://openalex.org/C62191587","wikidata":"https://www.wikidata.org/wiki/Q4771249","display_name":"Antenna array","level":3,"score":0.09996059536933899},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.07922056317329407},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2020.2971790","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2020.2971790","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3098730185","display_name":null,"funder_award_id":"61761146001","funder_id":"https://openalex.org/F4320322252","funder_display_name":"Israel Science Foundation"},{"id":"https://openalex.org/G3211774266","display_name":null,"funder_award_id":"2514/17","funder_id":"https://openalex.org/F4320322252","funder_display_name":"Israel Science Foundation"},{"id":"https://openalex.org/G3909335432","display_name":null,"funder_award_id":"61831019","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322252","display_name":"Israel Science Foundation","ror":"https://ror.org/04sazxf24"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":61,"referenced_works":["https://openalex.org/W1515932869","https://openalex.org/W1523680888","https://openalex.org/W1973503417","https://openalex.org/W1977777127","https://openalex.org/W1978129201","https://openalex.org/W1979601119","https://openalex.org/W1992828010","https://openalex.org/W1996039753","https://openalex.org/W2002723022","https://openalex.org/W2002786446","https://openalex.org/W2006121713","https://openalex.org/W2006985126","https://openalex.org/W2061074721","https://openalex.org/W2063215935","https://openalex.org/W2066218102","https://openalex.org/W2075107327","https://openalex.org/W2083835430","https://openalex.org/W2086446644","https://openalex.org/W2093225945","https://openalex.org/W2094287371","https://openalex.org/W2106875167","https://openalex.org/W2108061386","https://openalex.org/W2111320049","https://openalex.org/W2115275122","https://openalex.org/W2116431924","https://openalex.org/W2118119802","https://openalex.org/W2125976962","https://openalex.org/W2128658063","https://openalex.org/W2144244295","https://openalex.org/W2145473366","https://openalex.org/W2155976292","https://openalex.org/W2170393302","https://openalex.org/W2289349782","https://openalex.org/W2289917018","https://openalex.org/W2294690908","https://openalex.org/W2296469955","https://openalex.org/W2328929923","https://openalex.org/W2399153348","https://openalex.org/W2485513153","https://openalex.org/W2499048335","https://openalex.org/W2499102192","https://openalex.org/W2551219942","https://openalex.org/W2568428461","https://openalex.org/W2767831780","https://openalex.org/W2885034036","https://openalex.org/W2906403535","https://openalex.org/W2906487139","https://openalex.org/W2915016266","https://openalex.org/W2942963715","https://openalex.org/W2951254906","https://openalex.org/W2954811775","https://openalex.org/W2964312599","https://openalex.org/W3106348863","https://openalex.org/W3206629997","https://openalex.org/W4210849719","https://openalex.org/W4239006079","https://openalex.org/W4249052411","https://openalex.org/W4285719527","https://openalex.org/W6697419950","https://openalex.org/W6757391146","https://openalex.org/W6765286134"],"related_works":["https://openalex.org/W2305431773","https://openalex.org/W2084804419","https://openalex.org/W2387313131","https://openalex.org/W1969668889","https://openalex.org/W1982764159","https://openalex.org/W2348931051","https://openalex.org/W2168445433","https://openalex.org/W2787115139","https://openalex.org/W2898655231","https://openalex.org/W1941133908"],"abstract_inverted_index":{"In":[0],"this":[1],"letter,":[2],"we":[3],"develop":[4],"an":[5],"approach":[6],"to":[7,104],"the":[8,47,53,75,81,85,92,95,98,110,113],"design":[9,36],"of":[10,31,33,49,70,94,112],"beamformers":[11],"with":[12,102],"small-spacing":[13,71],"uniform":[14],"linear":[15],"microphone":[16,72],"arrays":[17],"by":[18],"incorporating":[19],"sparseness":[20],"constraints":[21],"for":[22],"attenuating":[23],"scattered":[24,105],"interference":[25],"incident":[26],"from":[27],"some":[28],"pre-specified":[29],"ranges":[30],"directions":[32],"arrival.":[34],"The":[35],"process":[37],"is":[38],"formulated":[39],"as":[40],"a":[41,50],"constrained":[42],"LASSO":[43],"problem.":[44],"By":[45],"adjusting":[46],"value":[48],"tuning":[51],"parameter,":[52],"proposed":[54],"method":[55],"can":[56],"make":[57],"compromises":[58],"among":[59],"three":[60],"important":[61],"yet":[62],"conflicting":[63],"(especially":[64],"at":[65],"low":[66],"frequencies)":[67],"performance":[68],"measures":[69],"arrays,":[73],"i.e.,":[74],"directivity":[76],"factor":[77],"(DF),":[78],"which":[79,90],"quantifies":[80],"array":[82],"spatial":[83],"gain,":[84],"white":[86],"noise":[87],"gain":[88,101],"(WNG),":[89],"evaluates":[91],"robustness":[93],"beamformer,":[96],"and":[97],"signal-to-interference-ratio":[99],"(SIR)":[100],"respect":[103],"interference.":[106],"Simulation":[107],"results":[108],"illustrate":[109],"properties":[111],"developed":[114],"approach.":[115]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":2}],"updated_date":"2026-04-03T22:45:19.894376","created_date":"2025-10-10T00:00:00"}