{"id":"https://openalex.org/W2785963673","doi":"https://doi.org/10.1109/apsipa.2017.8282305","title":"Frequency-invariant differential microphone array design in the STFT domain","display_name":"Frequency-invariant differential microphone array design in the STFT domain","publication_year":2017,"publication_date":"2017-12-01","ids":{"openalex":"https://openalex.org/W2785963673","doi":"https://doi.org/10.1109/apsipa.2017.8282305","mag":"2785963673"},"language":"en","primary_location":{"id":"doi:10.1109/apsipa.2017.8282305","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2017.8282305","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","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/A5100296396","display_name":"Zhonghua Fu","orcid":null},"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":"Zhong-Hua Fu","raw_affiliation_strings":["NPU-Unisound Joint Lab on Intelligent Speech Interaction School of Computer Science, Northwestern Polytechnical University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NPU-Unisound Joint Lab on Intelligent Speech Interaction School of Computer Science, Northwestern Polytechnical University, Xi'an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100668966","display_name":"Lei Xie","orcid":"https://orcid.org/0000-0001-8234-0823"},"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":"Lei Xie","raw_affiliation_strings":["NPU-Unisound Joint Lab on Intelligent Speech Interaction School of Computer Science, Northwestern Polytechnical University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NPU-Unisound Joint Lab on Intelligent Speech Interaction School of Computer Science, Northwestern Polytechnical University, Xi'an, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100432776","display_name":"Peng Li","orcid":"https://orcid.org/0000-0003-2704-3206"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Peng Li","raw_affiliation_strings":["Unisound, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Unisound, Beijing, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110832899","display_name":"Jiaen Liang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jiaen Liang","raw_affiliation_strings":["Unisound, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Unisound, Beijing, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.20799782,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1692","last_page":"1695"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9995999932289124,"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":0.9995999932289124,"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":0.9990000128746033,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9983000159263611,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/microphone-array","display_name":"Microphone array","score":0.6041172742843628},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.5874677896499634},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5838967561721802},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.5392699241638184},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.5168302655220032},{"id":"https://openalex.org/keywords/cls-upper-limits","display_name":"CLs upper limits","score":0.4562969207763672},{"id":"https://openalex.org/keywords/white-noise","display_name":"White noise","score":0.415554404258728},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4090612530708313},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.257004976272583},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.11316379904747009},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10605788230895996}],"concepts":[{"id":"https://openalex.org/C2778806681","wikidata":"https://www.wikidata.org/wiki/Q907293","display_name":"Microphone array","level":4,"score":0.6041172742843628},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.5874677896499634},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5838967561721802},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.5392699241638184},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.5168302655220032},{"id":"https://openalex.org/C190729725","wikidata":"https://www.wikidata.org/wiki/Q5012817","display_name":"CLs upper limits","level":2,"score":0.4562969207763672},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.415554404258728},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4090612530708313},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.257004976272583},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.11316379904747009},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10605788230895996},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"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/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C119767625","wikidata":"https://www.wikidata.org/wiki/Q618211","display_name":"Optometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apsipa.2017.8282305","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2017.8282305","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6200000047683716,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1898225171","https://openalex.org/W1967073510","https://openalex.org/W1978414903","https://openalex.org/W2002786446","https://openalex.org/W2026024292","https://openalex.org/W2036517443","https://openalex.org/W2068463586","https://openalex.org/W2113168978","https://openalex.org/W2143682216","https://openalex.org/W2155802826","https://openalex.org/W2202645540","https://openalex.org/W4236337480"],"related_works":["https://openalex.org/W1879255185","https://openalex.org/W2120442551","https://openalex.org/W2769861442","https://openalex.org/W1980506188","https://openalex.org/W2900122540","https://openalex.org/W4240587264","https://openalex.org/W2011788874","https://openalex.org/W2041060376","https://openalex.org/W3119734852","https://openalex.org/W1515932869"],"abstract_inverted_index":{"Differential":[0],"microphone":[1],"array":[2],"(DMA)":[3],"designed":[4,44],"in":[5,38],"the":[6,40,43,47,64,87,109],"STFT":[7],"domain":[8],"has":[9],"attracted":[10],"many":[11,35],"researches":[12],"efforts":[13],"recently":[14],"for":[15,34],"its":[16],"flexibility":[17],"and":[18,46,67,78],"small":[19],"size.":[20],"Theoretically,":[21],"a":[22,26,60,69],"DMA":[23,49,94],"can":[24,90,113],"achieve":[25],"frequency":[27],"invariant":[28],"beampattern":[29,45,65],"that":[30,86,105],"is":[31,51,84],"very":[32],"helpful":[33],"applications.":[36],"But":[37],"practice,":[39],"mismatch":[41],"between":[42],"ideal":[48,93],"pattern":[50,95],"out":[52],"of":[53],"control.":[54],"In":[55],"this":[56],"paper,":[57],"we":[58],"propose":[59],"new":[61],"measure":[62],"on":[63,73],"misalignment,":[66],"deduce":[68],"convex":[70],"solution":[71],"based":[72],"constrained":[74],"least":[75],"square":[76],"(CLS)":[77],"second-order":[79],"cone":[80],"(SOC)":[81],"optimization.":[82],"It":[83],"verified":[85],"CLS":[88],"method":[89],"provide":[91],"almost":[92],"with":[96,106],"controllable":[97],"white":[98],"noise":[99],"gain":[100],"(WNG).":[101],"We":[102],"also":[103],"show":[104],"more":[107],"microphones,":[108],"overall":[110],"system":[111],"performance":[112],"be":[114],"further":[115],"improved.":[116]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}