{"id":"https://openalex.org/W2899575575","doi":"https://doi.org/10.1109/iwaenc.2018.8521409","title":"Differential Beamformers Derived from Approximate Performance Measures","display_name":"Differential Beamformers Derived from Approximate Performance Measures","publication_year":2018,"publication_date":"2018-09-01","ids":{"openalex":"https://openalex.org/W2899575575","doi":"https://doi.org/10.1109/iwaenc.2018.8521409","mag":"2899575575"},"language":"en","primary_location":{"id":"doi:10.1109/iwaenc.2018.8521409","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwaenc.2018.8521409","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 16th International Workshop on Acoustic Signal Enhancement (IWAENC)","raw_type":"proceedings-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/A5029121180","display_name":"Tao Long","orcid":"https://orcid.org/0000-0001-6984-6694"},"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":"Tao Long","raw_affiliation_strings":["CIAIC and School of Marine Science and Technology, Northwestern Polytechnical University, Xi'an, Shaanxi, China"],"affiliations":[{"raw_affiliation_string":"CIAIC and School of Marine Science and Technology, Northwestern Polytechnical University, Xi'an, Shaanxi, 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, Canada"],"affiliations":[{"raw_affiliation_string":"INRS-EMT, University of Quebec, Montreal, 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":["CIAIC and School of Marine Science and Technology, Northwestern Polytechnical University, Xi'an, Shaanxi, China"],"affiliations":[{"raw_affiliation_string":"CIAIC and School of Marine Science and Technology, Northwestern Polytechnical University, Xi'an, Shaanxi, 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":["Department of Electrical Engineering, Technion - Israel Institute of Technology, Technion City, Haifa 32000, Israel"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Technion - Israel Institute of Technology, Technion City, Haifa 32000, Israel","institution_ids":["https://openalex.org/I174306211"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5029121180"],"corresponding_institution_ids":["https://openalex.org/I17145004"],"apc_list":null,"apc_paid":null,"fwci":0.1651,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.46648545,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":null,"issue":null,"first_page":"66","last_page":"70"},"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9976999759674072,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9970999956130981,"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/directivity","display_name":"Directivity","score":0.7599984407424927},{"id":"https://openalex.org/keywords/differential","display_name":"Differential (mechanical device)","score":0.6349970102310181},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6054705381393433},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.6006946563720703},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.4843543767929077},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.44560563564300537},{"id":"https://openalex.org/keywords/white-noise","display_name":"White noise","score":0.4177972674369812},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4095890522003174},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3677908182144165},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3340409994125366},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.11722517013549805},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1082088053226471},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10328933596611023},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.08730953931808472}],"concepts":[{"id":"https://openalex.org/C189039984","wikidata":"https://www.wikidata.org/wiki/Q8225412","display_name":"Directivity","level":3,"score":0.7599984407424927},{"id":"https://openalex.org/C93226319","wikidata":"https://www.wikidata.org/wiki/Q193137","display_name":"Differential (mechanical device)","level":2,"score":0.6349970102310181},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6054705381393433},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6006946563720703},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.4843543767929077},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.44560563564300537},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.4177972674369812},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4095890522003174},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3677908182144165},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3340409994125366},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11722517013549805},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1082088053226471},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10328933596611023},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.08730953931808472},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iwaenc.2018.8521409","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwaenc.2018.8521409","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 16th International Workshop on Acoustic Signal Enhancement (IWAENC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.7400000095367432}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1479852923","https://openalex.org/W1523680888","https://openalex.org/W1992828010","https://openalex.org/W1996039753","https://openalex.org/W2002786446","https://openalex.org/W2036517443","https://openalex.org/W2086446644","https://openalex.org/W2399153348","https://openalex.org/W2499048335","https://openalex.org/W2499102192","https://openalex.org/W2534839938","https://openalex.org/W2568428461","https://openalex.org/W2728983951","https://openalex.org/W2767831780","https://openalex.org/W2798909945","https://openalex.org/W4210849719","https://openalex.org/W6750968397"],"related_works":["https://openalex.org/W2079738428","https://openalex.org/W1993813731","https://openalex.org/W2014466949","https://openalex.org/W2389761821","https://openalex.org/W2082969257","https://openalex.org/W2796503621","https://openalex.org/W2048044053","https://openalex.org/W2037537113","https://openalex.org/W2363262371","https://openalex.org/W2356582027"],"abstract_inverted_index":{"Differential":[0],"microphone":[1],"arrays":[2,17],"(DMAs)":[3],"have":[4],"attracted":[5],"great":[6],"interest":[7],"over":[8],"the":[9,34,47,70,74,96,100,110],"past":[10],"two":[11],"decades,":[12],"since":[13],"this":[14,60],"type":[15],"of":[16,31,36,41,98,103],"can":[18,123],"form":[19],"frequency-invariant":[20],"beampatterns":[21],"and":[22,86,115],"achieve":[23],"maximum":[24],"directional":[25],"gains":[26],"with":[27,78],"a":[28,79],"given":[29],"number":[30],"sensors.":[32],"Generally,":[33],"design":[35,97,111],"DMA":[37],"beamformers":[38],"involves":[39],"optimization":[40],"some":[42],"performance":[43,65,76],"measures":[44,77,107],"such":[45],"as":[46,88],"directivity":[48],"factor":[49],"(DF),":[50],"front-to-back":[51],"ratio":[52],"(FBR),":[53],"white":[54],"noise":[55],"gain":[56],"(WNG),":[57],"etc.":[58],"In":[59],"paper,":[61],"we":[62],"develop":[63],"approximate":[64,69,106],"measures,":[66],"which":[67],"basically":[68],"integral":[71],"part":[72],"in":[73],"exact":[75],"weighted":[80],"sum.":[81],"This":[82],"approximation":[83],"gets":[84],"finer":[85,87],"more":[89],"points":[90],"are":[91],"used.":[92],"When":[93],"applied":[94],"to":[95],"DMAs,":[99],"major":[101],"advantages":[102],"using":[104],"these":[105],"is":[108,113],"that":[109],"problem":[112],"simplified":[114],"many":[116],"differential":[117],"beamformers,":[118],"including":[119],"commonly-used":[120],"standard":[121],"ones,":[122],"be":[124],"easily":[125],"derived.":[126]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}