{"id":"https://openalex.org/W3120019764","doi":"https://doi.org/10.3390/s21010279","title":"Separation of the Sound Power Spectrum of Multiple Sources by Three-Dimensional Sound Intensity Decomposition","display_name":"Separation of the Sound Power Spectrum of Multiple Sources by Three-Dimensional Sound Intensity Decomposition","publication_year":2021,"publication_date":"2021-01-04","ids":{"openalex":"https://openalex.org/W3120019764","doi":"https://doi.org/10.3390/s21010279","mag":"3120019764","pmid":"https://pubmed.ncbi.nlm.nih.gov/33406600"},"language":"en","primary_location":{"id":"doi:10.3390/s21010279","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21010279","pdf_url":"https://www.mdpi.com/1424-8220/21/1/279/pdf?version=1609755602","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/21/1/279/pdf?version=1609755602","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003479066","display_name":"Shiyi Chai","orcid":"https://orcid.org/0000-0001-6421-3847"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shiyi Chai","raw_affiliation_strings":["School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China"],"affiliations":[{"raw_affiliation_string":"School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100705104","display_name":"Xiaoqin Liu","orcid":"https://orcid.org/0000-0002-4244-7308"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xiaoqin Liu","raw_affiliation_strings":["School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China"],"affiliations":[{"raw_affiliation_string":"School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033167845","display_name":"Xing Wu","orcid":"https://orcid.org/0000-0002-1719-2040"},"institutions":[{"id":"https://openalex.org/I4210089411","display_name":"Yunnan Vocational College of Mechanical and Electrical Technology","ror":"https://ror.org/009njsq50","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210089411"]},{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xing Wu","raw_affiliation_strings":["School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China","Yunnan Vocational College of Mechanical and Electrical Technology, Kunming 650203, China"],"affiliations":[{"raw_affiliation_string":"School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]},{"raw_affiliation_string":"Yunnan Vocational College of Mechanical and Electrical Technology, Kunming 650203, China","institution_ids":["https://openalex.org/I4210089411"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040477015","display_name":"Yanjiao Xiong","orcid":null},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanjiao Xiong","raw_affiliation_strings":["School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China"],"affiliations":[{"raw_affiliation_string":"School of Key Laboratory of Vibration and Noise under Ministry of Education of Yunnan Province, Kunming University of Science and Technology, Kunming 650500, China","institution_ids":["https://openalex.org/I10660446"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5100705104"],"corresponding_institution_ids":["https://openalex.org/I10660446"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":0.6718,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.65450902,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"21","issue":"1","first_page":"279","last_page":"279"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T10860","display_name":"Speech and Audio Processing","score":0.9987999796867371,"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":0.9983000159263611,"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/sound-intensity","display_name":"Sound intensity","score":0.8468016386032104},{"id":"https://openalex.org/keywords/sound-power","display_name":"Sound power","score":0.8310885429382324},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.7431856393814087},{"id":"https://openalex.org/keywords/critical-distance","display_name":"Critical distance","score":0.6550535559654236},{"id":"https://openalex.org/keywords/acoustic-source-localization","display_name":"Acoustic source localization","score":0.6484139561653137},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.6434494256973267},{"id":"https://openalex.org/keywords/soundproofing","display_name":"Soundproofing","score":0.5738601088523865},{"id":"https://openalex.org/keywords/ambient-noise-level","display_name":"Ambient noise level","score":0.5381153225898743},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.5142452120780945},{"id":"https://openalex.org/keywords/sound-intensity-probe","display_name":"Sound intensity probe","score":0.47592905163764954},{"id":"https://openalex.org/keywords/background-noise","display_name":"Background noise","score":0.44196394085884094},{"id":"https://openalex.org/keywords/intensity","display_name":"Intensity (physics)","score":0.4287331700325012},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.42415037751197815},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.40533724427223206},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2851741909980774},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.12321695685386658},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.07920169830322266}],"concepts":[{"id":"https://openalex.org/C63981117","wikidata":"https://www.wikidata.org/wiki/Q1140289","display_name":"Sound intensity","level":3,"score":0.8468016386032104},{"id":"https://openalex.org/C67514181","wikidata":"https://www.wikidata.org/wiki/Q1588477","display_name":"Sound power","level":3,"score":0.8310885429382324},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.7431856393814087},{"id":"https://openalex.org/C24723263","wikidata":"https://www.wikidata.org/wiki/Q1571884","display_name":"Critical distance","level":4,"score":0.6550535559654236},{"id":"https://openalex.org/C93240960","wikidata":"https://www.wikidata.org/wiki/Q217270","display_name":"Acoustic source localization","level":3,"score":0.6484139561653137},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.6434494256973267},{"id":"https://openalex.org/C142757542","wikidata":"https://www.wikidata.org/wiki/Q589260","display_name":"Soundproofing","level":2,"score":0.5738601088523865},{"id":"https://openalex.org/C205312793","wikidata":"https://www.wikidata.org/wiki/Q16002801","display_name":"Ambient noise level","level":3,"score":0.5381153225898743},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.5142452120780945},{"id":"https://openalex.org/C200285014","wikidata":"https://www.wikidata.org/wiki/Q7564751","display_name":"Sound intensity probe","level":5,"score":0.47592905163764954},{"id":"https://openalex.org/C100675267","wikidata":"https://www.wikidata.org/wiki/Q1371624","display_name":"Background noise","level":2,"score":0.44196394085884094},{"id":"https://openalex.org/C93038891","wikidata":"https://www.wikidata.org/wiki/Q1061524","display_name":"Intensity (physics)","level":2,"score":0.4287331700325012},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.42415037751197815},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.40533724427223206},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2851741909980774},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12321695685386658},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.07920169830322266},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.3390/s21010279","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21010279","pdf_url":"https://www.mdpi.com/1424-8220/21/1/279/pdf?version=1609755602","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:33406600","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33406600","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:93679c159e3040cc92a70aa44ac2cd6c","is_oa":true,"landing_page_url":"https://doaj.org/article/93679c159e3040cc92a70aa44ac2cd6c","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 21, Iss 1, p 279 (2021)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:6705847","is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC7796336","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/21/1/279/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s21010279","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 21; Issue 1; Pages: 279","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:7796336","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7796336","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s21010279","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s21010279","pdf_url":"https://www.mdpi.com/1424-8220/21/1/279/pdf?version=1609755602","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3120019764.pdf","grobid_xml":"https://content.openalex.org/works/W3120019764.grobid-xml"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1977215976","https://openalex.org/W1978290769","https://openalex.org/W1987387096","https://openalex.org/W2003205626","https://openalex.org/W2034411527","https://openalex.org/W2075883578","https://openalex.org/W2095245150","https://openalex.org/W2402846924","https://openalex.org/W2543580944","https://openalex.org/W2614604728","https://openalex.org/W2618992680","https://openalex.org/W2885034036","https://openalex.org/W2899366542","https://openalex.org/W2946521785","https://openalex.org/W3008897380","https://openalex.org/W3048102605","https://openalex.org/W3049338348","https://openalex.org/W3094266748","https://openalex.org/W6884882148"],"related_works":["https://openalex.org/W2794202205","https://openalex.org/W2166603506","https://openalex.org/W2074491009","https://openalex.org/W2080359834","https://openalex.org/W2305215931","https://openalex.org/W1992125761","https://openalex.org/W1963926260","https://openalex.org/W2076686700","https://openalex.org/W4295835854","https://openalex.org/W1987387096"],"abstract_inverted_index":{"The":[0,101,119,132,169,196],"identification":[1,216],"and":[2,32,64,76,159],"separation":[3,162,199],"of":[4,9,44,67,73,85,115,163,177,186,190,201,205],"sources":[5,19,28,208],"are":[6,24,34,80,107],"the":[7,41,53,56,65,68,71,74,77,82,86,96,111,164,173,184,187,191,202],"prerequisite":[8],"industrial":[10,218],"noise":[11,18,27,167,215],"control.":[12],"Industrial":[13],"machinery":[14],"usually":[15,25],"contains":[16],"multiple":[17,26,206],"sharing":[20],"same-frequency":[21],"components.":[22],"There":[23],"in":[29,143,217],"mechanical":[30],"equipment,":[31],"there":[33],"few":[35],"effective":[36],"methods":[37],"available":[38],"to":[39,51,109,154,183],"separate":[40],"spectrum":[42,114,161],"intensity":[43,62,152,171,194],"each":[45,90,105,116,178],"sound":[46,61,78,83,87,112,117,151,170,179,193,203,207],"source.":[47,118],"This":[48],"study":[49],"tries":[50],"solve":[52],"problem":[54],"by":[55,95,125],"radiation":[57],"relationship":[58],"between":[59],"three-dimensional":[60,150],"vectors":[63],"power":[66,84,113,204],"sources.":[69,131,168],"When":[70],"positions":[72],"probe":[75],"source":[79,88,180],"determined,":[81],"at":[89,104],"frequency":[91,106,175],"can":[92],"be":[93],"solved":[94],"particle":[97],"swarm":[98],"optimization":[99],"algorithm.":[100],"solution":[102],"results":[103],"combined":[108],"obtain":[110],"proposed":[120,197],"method":[121,200,212],"is":[122,134],"first":[123],"verified":[124],"a":[126,138,156,210],"simulation":[127,140],"on":[128,137,172],"two":[129],"point":[130],"experiment":[133],"carried":[135],"out":[136],"fault":[139],"test":[141],"bed":[142],"an":[144],"ordinary":[145],"laboratory;":[146],"we":[147],"used":[148],"three":[149],"probes":[153],"form":[155],"line":[157],"array":[158],"conducted":[160],"nine":[165],"main":[166,174],"band":[176],"was":[181],"close":[182],"result":[185],"near-field":[188],"measurement":[189],"one-dimensional":[192],"probe.":[195],"spectral":[198],"provides":[209],"new":[211],"for":[213],"accurate":[214],"environments.":[219]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}