{"id":"https://openalex.org/W2786508129","doi":"https://doi.org/10.1109/apsipa.2017.8282060","title":"Time-domain subsampling and reconstruction for microphone array","display_name":"Time-domain subsampling and reconstruction for microphone array","publication_year":2017,"publication_date":"2017-12-01","ids":{"openalex":"https://openalex.org/W2786508129","doi":"https://doi.org/10.1109/apsipa.2017.8282060","mag":"2786508129"},"language":"en","primary_location":{"id":"doi:10.1109/apsipa.2017.8282060","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2017.8282060","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/A5052394367","display_name":"Yohei Kawaguchi","orcid":"https://orcid.org/0000-0002-2329-5441"},"institutions":[{"id":"https://openalex.org/I65143321","display_name":"Hitachi (Japan)","ror":"https://ror.org/02exqgm79","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Yohei Kawaguchi","raw_affiliation_strings":["Research and Development Group, Hitachi, Ltd, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Research and Development Group, Hitachi, Ltd, Tokyo, Japan","institution_ids":["https://openalex.org/I65143321"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057295313","display_name":"Ryoichi Takashima","orcid":"https://orcid.org/0000-0002-9808-0250"},"institutions":[{"id":"https://openalex.org/I65143321","display_name":"Hitachi (Japan)","ror":"https://ror.org/02exqgm79","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryoichi Takashima","raw_affiliation_strings":["Research and Development Group, Hitachi, Ltd, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Research and Development Group, Hitachi, Ltd, Tokyo, Japan","institution_ids":["https://openalex.org/I65143321"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009546381","display_name":"Takashi Endo","orcid":"https://orcid.org/0000-0002-4580-1704"},"institutions":[{"id":"https://openalex.org/I65143321","display_name":"Hitachi (Japan)","ror":"https://ror.org/02exqgm79","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi Endo","raw_affiliation_strings":["Research and Development Group, Hitachi, Ltd, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Research and Development Group, Hitachi, Ltd, Tokyo, Japan","institution_ids":["https://openalex.org/I65143321"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021883714","display_name":"Masahito Togami","orcid":null},"institutions":[{"id":"https://openalex.org/I65143321","display_name":"Hitachi (Japan)","ror":"https://ror.org/02exqgm79","country_code":"JP","type":"company","lineage":["https://openalex.org/I65143321"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahito Togami","raw_affiliation_strings":["Research and Development Group, Hitachi, Ltd, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Research and Development Group, Hitachi, Ltd, Tokyo, Japan","institution_ids":["https://openalex.org/I65143321"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5052394367"],"corresponding_institution_ids":["https://openalex.org/I65143321"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21058442,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"370","last_page":"374"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998000264167786,"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":0.9998000264167786,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10662","display_name":"Ultrasonics and Acoustic Wave Propagation","score":0.9987999796867371,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.6932363510131836},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6913188695907593},{"id":"https://openalex.org/keywords/redundancy","display_name":"Redundancy (engineering)","score":0.6777936220169067},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.5394698977470398},{"id":"https://openalex.org/keywords/microphone-array","display_name":"Microphone array","score":0.4585724472999573},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.45692089200019836},{"id":"https://openalex.org/keywords/multiplexing","display_name":"Multiplexing","score":0.44940185546875},{"id":"https://openalex.org/keywords/noise-canceling-microphone","display_name":"Noise-canceling microphone","score":0.4367205798625946},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.4319911003112793},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.38038936257362366},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.1760137975215912},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.14348551630973816},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12739160656929016},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12220138311386108},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06426653265953064}],"concepts":[{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6932363510131836},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6913188695907593},{"id":"https://openalex.org/C152124472","wikidata":"https://www.wikidata.org/wiki/Q1204361","display_name":"Redundancy (engineering)","level":2,"score":0.6777936220169067},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.5394698977470398},{"id":"https://openalex.org/C2778806681","wikidata":"https://www.wikidata.org/wiki/Q907293","display_name":"Microphone array","level":4,"score":0.4585724472999573},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.45692089200019836},{"id":"https://openalex.org/C19275194","wikidata":"https://www.wikidata.org/wiki/Q222903","display_name":"Multiplexing","level":2,"score":0.44940185546875},{"id":"https://openalex.org/C36922181","wikidata":"https://www.wikidata.org/wiki/Q7047650","display_name":"Noise-canceling microphone","level":5,"score":0.4367205798625946},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.4319911003112793},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.38038936257362366},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.1760137975215912},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.14348551630973816},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12739160656929016},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12220138311386108},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06426653265953064},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apsipa.2017.8282060","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2017.8282060","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":[{"score":0.7200000286102295,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2098012923","https://openalex.org/W2106407813","https://openalex.org/W2109855984","https://openalex.org/W2127271355","https://openalex.org/W2135338342","https://openalex.org/W2140774607","https://openalex.org/W2296153915","https://openalex.org/W2296616510","https://openalex.org/W2542170364","https://openalex.org/W2766325509","https://openalex.org/W4250955649","https://openalex.org/W6680824009"],"related_works":["https://openalex.org/W1515932869","https://openalex.org/W2769861442","https://openalex.org/W1654949927","https://openalex.org/W2011788874","https://openalex.org/W1980506188","https://openalex.org/W1879255185","https://openalex.org/W2804363668","https://openalex.org/W2963983801","https://openalex.org/W2120442551","https://openalex.org/W4240587264"],"abstract_inverted_index":{"For":[0],"low-cost":[1],"sound":[2,121],"monitoring":[3],"of":[4,16,65,110],"machinery,":[5],"we":[6,85],"propose":[7],"a":[8,22],"novel":[9],"method":[10],"for":[11,116],"time-domain":[12],"subsampling":[13,111],"and":[14,90,112],"reconstructing":[15],"the":[17,43,63,72,75,91,100,107],"multi-channel":[18],"audio":[19,117],"recorded":[20],"by":[21],"far-":[23],"field":[24],"microphone":[25],"array.":[26],"A":[27],"conventional":[28,66],"subsampler":[29,45],"performs":[30],"an":[31],"analog":[32,53],"mixing":[33],"process,":[34],"so":[35,55],"it":[36,56],"needs":[37],"amplitude":[38,60],"calibration":[39],"between":[40],"microphones.":[41],"However,":[42],"proposed":[44,92,108],"is":[46,78,114],"based":[47],"on":[48,87],"random":[49],"time-division":[50],"multiplexing":[51],"without":[52],"mixing,":[54],"does":[57],"not":[58,79],"need":[59],"calibration.":[61],"Also,":[62],"performance":[64],"reconstruction":[67,93,113,118],"methods":[68],"deteriorates":[69],"severely":[70],"when":[71],"sparsity":[73,96],"in":[74,119],"frequency":[76],"domain":[77],"sufficiently":[80],"high.":[81],"In":[82],"this":[83],"paper,":[84],"focus":[86],"multi-microphones":[88],"redundancy,":[89],"uses":[94],"group":[95],"regularization":[97],"derived":[98],"from":[99],"redundancy.":[101],"The":[102],"experimental":[103],"results":[104],"show":[105],"that":[106],"combination":[109],"suitable":[115],"microphone-array-based":[120],"monitoring.":[122]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}