{"id":"https://openalex.org/W2104764564","doi":"https://doi.org/10.1109/icassp.2011.5947308","title":"Nonlinear properties of snoring sounds","display_name":"Nonlinear properties of snoring sounds","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2104764564","doi":"https://doi.org/10.1109/icassp.2011.5947308","mag":"2104764564"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2011.5947308","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947308","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5079420954","display_name":"Ali Azarbarzin","orcid":"https://orcid.org/0000-0002-4986-4753"},"institutions":[{"id":"https://openalex.org/I46247651","display_name":"University of Manitoba","ror":"https://ror.org/02gfys938","country_code":"CA","type":"education","lineage":["https://openalex.org/I46247651"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Ali Azarbarzin","raw_affiliation_strings":["Department of Electrical & Computer Engineering, University of Manitoba, Winnipeg, MAN, Canada","University of Manitoba, Department of Electrical & Computer Engineering, Winnipeg, Canada R3T 5V6"],"affiliations":[{"raw_affiliation_string":"Department of Electrical & Computer Engineering, University of Manitoba, Winnipeg, MAN, Canada","institution_ids":["https://openalex.org/I46247651"]},{"raw_affiliation_string":"University of Manitoba, Department of Electrical & Computer Engineering, Winnipeg, Canada R3T 5V6","institution_ids":["https://openalex.org/I46247651"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5024571407","display_name":"Zahra Moussavi","orcid":"https://orcid.org/0000-0001-9202-949X"},"institutions":[{"id":"https://openalex.org/I46247651","display_name":"University of Manitoba","ror":"https://ror.org/02gfys938","country_code":"CA","type":"education","lineage":["https://openalex.org/I46247651"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Zahra Moussavi","raw_affiliation_strings":["Department of Electrical & Computer Engineering, University of Manitoba, Winnipeg, MAN, Canada","University of Manitoba, Department of Electrical & Computer Engineering, Winnipeg, Canada R3T 5V6"],"affiliations":[{"raw_affiliation_string":"Department of Electrical & Computer Engineering, University of Manitoba, Winnipeg, MAN, Canada","institution_ids":["https://openalex.org/I46247651"]},{"raw_affiliation_string":"University of Manitoba, Department of Electrical & Computer Engineering, Winnipeg, Canada R3T 5V6","institution_ids":["https://openalex.org/I46247651"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5079420954"],"corresponding_institution_ids":["https://openalex.org/I46247651"],"apc_list":null,"apc_paid":null,"fwci":0.3062,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.5604498,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"56","issue":null,"first_page":"4316","last_page":"4319"},"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/T12419","display_name":"Phonocardiography and Auscultation Techniques","score":0.9932000041007996,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9871000051498413,"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/bicoherence","display_name":"Bicoherence","score":0.9605391025543213},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.8058888912200928},{"id":"https://openalex.org/keywords/bispectrum","display_name":"Bispectrum","score":0.7384661436080933},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.7164387702941895},{"id":"https://openalex.org/keywords/respiratory-sounds","display_name":"Respiratory sounds","score":0.490234911441803},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.48287323117256165},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.48238053917884827},{"id":"https://openalex.org/keywords/linearity","display_name":"Linearity","score":0.43072694540023804},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.40086227655410767},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2626781761646271},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.244484543800354},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.11836156249046326},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08158662915229797},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.056352049112319946}],"concepts":[{"id":"https://openalex.org/C160354207","wikidata":"https://www.wikidata.org/wiki/Q4903705","display_name":"Bicoherence","level":4,"score":0.9605391025543213},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.8058888912200928},{"id":"https://openalex.org/C114148568","wikidata":"https://www.wikidata.org/wiki/Q2410583","display_name":"Bispectrum","level":3,"score":0.7384661436080933},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.7164387702941895},{"id":"https://openalex.org/C2777402568","wikidata":"https://www.wikidata.org/wiki/Q779038","display_name":"Respiratory sounds","level":3,"score":0.490234911441803},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.48287323117256165},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.48238053917884827},{"id":"https://openalex.org/C77170095","wikidata":"https://www.wikidata.org/wiki/Q1753188","display_name":"Linearity","level":2,"score":0.43072694540023804},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.40086227655410767},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2626781761646271},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.244484543800354},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.11836156249046326},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08158662915229797},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.056352049112319946},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.0},{"id":"https://openalex.org/C2776042228","wikidata":"https://www.wikidata.org/wiki/Q35869","display_name":"Asthma","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2011.5947308","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947308","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1562415922","https://openalex.org/W1828624844","https://openalex.org/W2002102160","https://openalex.org/W2002645772","https://openalex.org/W2017603816","https://openalex.org/W2021142183","https://openalex.org/W2036055136","https://openalex.org/W2038484872","https://openalex.org/W2050765798","https://openalex.org/W2079554853","https://openalex.org/W2080802633","https://openalex.org/W2097598624","https://openalex.org/W2113990557","https://openalex.org/W2124024908","https://openalex.org/W2125480067","https://openalex.org/W2152402032","https://openalex.org/W2162547616","https://openalex.org/W2163506986","https://openalex.org/W2172119180","https://openalex.org/W2399926023","https://openalex.org/W4289867895","https://openalex.org/W6633440081","https://openalex.org/W6683782965","https://openalex.org/W6685250824","https://openalex.org/W6713112002"],"related_works":["https://openalex.org/W2362069399","https://openalex.org/W2122830376","https://openalex.org/W2606427807","https://openalex.org/W2351697439","https://openalex.org/W349033412","https://openalex.org/W4372279355","https://openalex.org/W2541590806","https://openalex.org/W1992884519","https://openalex.org/W2434000973","https://openalex.org/W2368597535"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"the":[3,8,44,50,68,92,95,110,127,136,147],"Gaussianity":[4,93],"and":[5,49,73,94],"linearity":[6,96,117],"of":[7,75,97,129],"snoring":[9],"sound":[10,21],"(SS)":[11],"segments":[12,63,107,132],"extracted":[13],"from":[14,25,67],"respiratory":[15,20,69],"sounds":[16,137],"are":[17],"discussed.":[18],"The":[19,38,61,71,101],"signals":[22],"were":[23,64,79,83,113,133],"recorded":[24,108,138,145],"30":[26],"individuals":[27],"by":[28,109,139,146],"two":[29],"microphones":[30],"simultaneously":[31],"with":[32],"full-night":[33],"Polysomnography":[34],"(PSG)":[35],"during":[36],"sleep.":[37],"first":[39],"microphone":[40,57,112,141],"was":[41,53,118,123],"placed":[42],"over":[43,120],"trachea":[45],"(the":[46,58],"tracheal":[47,111,140],"microphone),":[48],"other":[51],"one":[52],"a":[54,87],"free":[55],"standing":[56],"ambient":[59,148],"microphone).":[60],"SS":[62,77,99,106,131],"identified":[65],"automatically":[66],"sounds.":[70],"bispectrum":[72],"bicoherence":[74],"each":[76,98],"segment":[78],"estimated.":[80],"These":[81],"measures":[82],"used":[84],"to":[85,89],"construct":[86],"statistic":[88],"test":[90],"for":[91],"segment.":[100],"result":[102],"showed":[103],"that":[104,126],"all":[105],"non-Gaussian,":[114],"while":[115],"their":[116],"variable":[119],"time.":[121],"It":[122],"also":[124],"observed":[125],"number":[128],"nonlinear":[130],"higher":[134],"in":[135,143],"than":[142],"those":[144],"microphone.":[149]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}