{"id":"https://openalex.org/W2123418885","doi":"https://doi.org/10.1109/titb.2010.2044797","title":"Sleep Staging Based on Signals Acquired Through Bed Sensor","display_name":"Sleep Staging Based on Signals Acquired Through Bed Sensor","publication_year":2010,"publication_date":"2010-04-16","ids":{"openalex":"https://openalex.org/W2123418885","doi":"https://doi.org/10.1109/titb.2010.2044797","mag":"2123418885","pmid":"https://pubmed.ncbi.nlm.nih.gov/20403790"},"language":"en","primary_location":{"id":"doi:10.1109/titb.2010.2044797","is_oa":false,"landing_page_url":"https://doi.org/10.1109/titb.2010.2044797","pdf_url":null,"source":{"id":"https://openalex.org/S68937846","display_name":"IEEE Transactions on Information Technology in Biomedicine","issn_l":"1089-7771","issn":["1089-7771","1558-0032"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Technology in Biomedicine","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5032342049","display_name":"Juha Kortelainen","orcid":"https://orcid.org/0000-0002-7212-6863"},"institutions":[{"id":"https://openalex.org/I87653560","display_name":"VTT Technical Research Centre of Finland","ror":"https://ror.org/04b181w54","country_code":"FI","type":"nonprofit","lineage":["https://openalex.org/I4210089493","https://openalex.org/I87653560"]}],"countries":["FI"],"is_corresponding":true,"raw_author_name":"Juha M Kortelainen","raw_affiliation_strings":["VTT Technical Research Center of Finland, FI-33101 Tampere, Finland. juha.m.kortelainen@vtt.fi","VTT Tech. Res. Center of Finland, Tampere, Finland"],"affiliations":[{"raw_affiliation_string":"VTT Technical Research Center of Finland, FI-33101 Tampere, Finland. juha.m.kortelainen@vtt.fi","institution_ids":["https://openalex.org/I87653560"]},{"raw_affiliation_string":"VTT Tech. Res. Center of Finland, Tampere, Finland","institution_ids":["https://openalex.org/I87653560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101523586","display_name":"Mart\u00edn O. M\u00e9ndez","orcid":"https://orcid.org/0000-0003-3925-6073"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Martin O Mendez","raw_affiliation_strings":["Department of Biomedical Engineering, Politecnico di Milano, Milan, Italy","Dept. of Biomed. Eng., Politec. di Milano, Milan, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Biomedical Engineering, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dept. of Biomed. Eng., Politec. di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073440301","display_name":"Anna Maria Bianchi","orcid":"https://orcid.org/0000-0002-8290-7460"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Anna Maria Bianchi","raw_affiliation_strings":["Department of Biomedical Engineering, Politecnico di Milano, Milan, Italy","Dept. of Biomed. Eng., Politec. di Milano, Milan, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Biomedical Engineering, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dept. of Biomed. Eng., Politec. di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003932703","display_name":"Matteo Matteucci","orcid":"https://orcid.org/0000-0002-8306-6739"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Matteo Matteucci","raw_affiliation_strings":["Department of Electronics and Information, Politecnico di Milano, Milan, Italy","Dept. of Electron. & Inf., Politec. di Milano, Milan, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Electronics and Information, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dept. of Electron. & Inf., Politec. di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017502703","display_name":"S. Cerutti","orcid":"https://orcid.org/0000-0002-9607-8755"},"institutions":[{"id":"https://openalex.org/I93860229","display_name":"Politecnico di Milano","ror":"https://ror.org/01nffqt88","country_code":"IT","type":"education","lineage":["https://openalex.org/I93860229"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Sergio Cerutti","raw_affiliation_strings":["Department of Biomedical Engineering, Politecnico di Milano, Milan, Italy","Dept. of Biomed. Eng., Politec. di Milano, Milan, Italy"],"affiliations":[{"raw_affiliation_string":"Department of Biomedical Engineering, Politecnico di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]},{"raw_affiliation_string":"Dept. of Biomed. Eng., Politec. di Milano, Milan, Italy","institution_ids":["https://openalex.org/I93860229"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5032342049"],"corresponding_institution_ids":["https://openalex.org/I87653560"],"apc_list":null,"apc_paid":null,"fwci":5.6589,"has_fulltext":false,"cited_by_count":203,"citation_normalized_percentile":{"value":0.96443533,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"14","issue":"3","first_page":"776","last_page":"785"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10234","display_name":"Obstructive Sleep Apnea Research","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology"},"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/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9991000294685364,"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/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/polysomnography","display_name":"Polysomnography","score":0.7017462253570557},{"id":"https://openalex.org/keywords/autoregressive-model","display_name":"Autoregressive model","score":0.647185206413269},{"id":"https://openalex.org/keywords/hidden-markov-model","display_name":"Hidden Markov model","score":0.5946792960166931},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5759183168411255},{"id":"https://openalex.org/keywords/non-rapid-eye-movement-sleep","display_name":"Non-rapid eye movement sleep","score":0.5597631931304932},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5053120255470276},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5039383769035339},{"id":"https://openalex.org/keywords/eye-movement","display_name":"Eye movement","score":0.45964574813842773},{"id":"https://openalex.org/keywords/extractor","display_name":"Extractor","score":0.45387426018714905},{"id":"https://openalex.org/keywords/sleep-stages","display_name":"Sleep Stages","score":0.4141487181186676},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3997191786766052},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2988869249820709},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24398070573806763},{"id":"https://openalex.org/keywords/electroencephalography","display_name":"Electroencephalography","score":0.19631549715995789},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.16877439618110657},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.09467989206314087}],"concepts":[{"id":"https://openalex.org/C2778205975","wikidata":"https://www.wikidata.org/wiki/Q1754874","display_name":"Polysomnography","level":3,"score":0.7017462253570557},{"id":"https://openalex.org/C159877910","wikidata":"https://www.wikidata.org/wiki/Q2202883","display_name":"Autoregressive model","level":2,"score":0.647185206413269},{"id":"https://openalex.org/C23224414","wikidata":"https://www.wikidata.org/wiki/Q176769","display_name":"Hidden Markov model","level":2,"score":0.5946792960166931},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5759183168411255},{"id":"https://openalex.org/C20566671","wikidata":"https://www.wikidata.org/wiki/Q1752878","display_name":"Non-rapid eye movement sleep","level":3,"score":0.5597631931304932},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5053120255470276},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5039383769035339},{"id":"https://openalex.org/C153050134","wikidata":"https://www.wikidata.org/wiki/Q760256","display_name":"Eye movement","level":2,"score":0.45964574813842773},{"id":"https://openalex.org/C117978034","wikidata":"https://www.wikidata.org/wiki/Q5422192","display_name":"Extractor","level":2,"score":0.45387426018714905},{"id":"https://openalex.org/C2910364982","wikidata":"https://www.wikidata.org/wiki/Q35831","display_name":"Sleep Stages","level":4,"score":0.4141487181186676},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3997191786766052},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2988869249820709},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24398070573806763},{"id":"https://openalex.org/C522805319","wikidata":"https://www.wikidata.org/wiki/Q179965","display_name":"Electroencephalography","level":2,"score":0.19631549715995789},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.16877439618110657},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.09467989206314087},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0},{"id":"https://openalex.org/C21880701","wikidata":"https://www.wikidata.org/wiki/Q2144042","display_name":"Process engineering","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001450","descriptor_name":"Ballistocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001450","descriptor_name":"Ballistocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001450","descriptor_name":"Ballistocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001513","descriptor_name":"Beds","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001513","descriptor_name":"Beds","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001513","descriptor_name":"Beds","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005583","descriptor_name":"Fourier Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005583","descriptor_name":"Fourier Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005583","descriptor_name":"Fourier Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008390","descriptor_name":"Markov Chains","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008390","descriptor_name":"Markov Chains","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008390","descriptor_name":"Markov Chains","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009068","descriptor_name":"Movement","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009068","descriptor_name":"Movement","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009068","descriptor_name":"Movement","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010363","descriptor_name":"Pattern Recognition, Automated","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D010363","descriptor_name":"Pattern Recognition, Automated","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D010363","descriptor_name":"Pattern Recognition, Automated","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015203","descriptor_name":"Reproducibility of Results","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.1109/titb.2010.2044797","is_oa":false,"landing_page_url":"https://doi.org/10.1109/titb.2010.2044797","pdf_url":null,"source":{"id":"https://openalex.org/S68937846","display_name":"IEEE Transactions on Information Technology in Biomedicine","issn_l":"1089-7771","issn":["1089-7771","1558-0032"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Information Technology in Biomedicine","raw_type":"journal-article"},{"id":"pmid:20403790","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/20403790","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":"IEEE transactions on information technology in biomedicine : a publication of the IEEE Engineering in Medicine and Biology Society","raw_type":null},{"id":"pmh:oai:re.public.polimi.it:11311/571202","is_oa":false,"landing_page_url":"http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5447696","pdf_url":null,"source":{"id":"https://openalex.org/S4306400312","display_name":"Virtual Community of Pathological Anatomy (University of Castilla La Mancha)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I79189158","host_organization_name":"University of Castilla-La Mancha","host_organization_lineage":["https://openalex.org/I79189158"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1507001215","https://openalex.org/W1576380219","https://openalex.org/W1766888123","https://openalex.org/W1964562600","https://openalex.org/W1969258769","https://openalex.org/W1972385866","https://openalex.org/W1978824841","https://openalex.org/W2027795683","https://openalex.org/W2069780950","https://openalex.org/W2082749222","https://openalex.org/W2083872334","https://openalex.org/W2100659358","https://openalex.org/W2110914239","https://openalex.org/W2113166194","https://openalex.org/W2124052130","https://openalex.org/W2125838338","https://openalex.org/W2133589238","https://openalex.org/W2137619789","https://openalex.org/W2142034317","https://openalex.org/W2264784497","https://openalex.org/W2285072859","https://openalex.org/W2286275570","https://openalex.org/W2342847974","https://openalex.org/W2525537354","https://openalex.org/W2568392743","https://openalex.org/W2894120069","https://openalex.org/W2990598036","https://openalex.org/W3004740017","https://openalex.org/W3022302886","https://openalex.org/W3166543270","https://openalex.org/W4213068078","https://openalex.org/W4230946174","https://openalex.org/W6773507750","https://openalex.org/W6776930347"],"related_works":["https://openalex.org/W3045753520","https://openalex.org/W2900695121","https://openalex.org/W3200752107","https://openalex.org/W2311117709","https://openalex.org/W2403613045","https://openalex.org/W2583897650","https://openalex.org/W4362712045","https://openalex.org/W66122749","https://openalex.org/W2894448875","https://openalex.org/W4313417106"],"abstract_inverted_index":{"We":[0],"describe":[1],"a":[2,54,68,88,132,138,153,159,185],"system":[3,130],"for":[4,95,113,188],"the":[5,8,12,31,44,47,64,76,80,114,117,128,176,192],"evaluation":[6],"of":[7,14,23,79,101,116,135,141,156,162,178,194],"sleep":[9,189],"macrostructure":[10],"on":[11,29],"basis":[13],"Emfit":[15],"sensor":[16],"foils":[17],"placed":[18],"into":[19],"bed":[20,45],"mattress":[21],"and":[22,39,50,63,137,148,152,158,168,180,197],"advanced":[24],"signal":[25],"processing.":[26],"The":[27],"signals":[28],"which":[30],"analysis":[32],"is":[33],"based":[34],"are":[35,93],"heart-beat":[36],"interval":[37],"(HBI)":[38],"movement":[40,91,150,170,181],"activity":[41],"obtained":[42,52,66],"from":[43,75,104],"sensor,":[46],"relevant":[48],"features":[49,82,92,147,167,182],"parameters":[51],"through":[53,67],"time-variant":[55],"autoregressive":[56],"model":[57,71],"(TVAM)":[58],"used":[59,84,94,112],"as":[60,85],"feature":[61],"extractor,":[62],"classification":[65,124],"hidden":[69],"Markov":[70],"(HMM).":[72],"Parameters":[73],"coming":[74],"joint":[77],"probability":[78],"HBI":[81,146,166,179],"were":[83,111],"input":[86],"to":[87,121],"HMM,":[89],"while":[90],"wake":[96],"period":[97],"detection.":[98],"A":[99],"total":[100,133,154],"18":[102],"recordings":[103],"healthy":[105],"subjects,":[106],"including":[107],"also":[108],"reference":[109],"polysomnography,":[110],"validation":[115],"system.":[118],"When":[119],"compared":[120],"wake-nonrapid-eye-movement":[122],"(NREM)-REM":[123],"provided":[125],"by":[126],"experts,":[127],"described":[129],"achieved":[131],"accuracy":[134,155],"79+/-9%":[136],"kappa":[139,160],"index":[140,161],"0.43+/-0.17":[142],"with":[143,164,191],"only":[144],"two":[145],"one":[149,169],"parameter,":[151],"79+/-10%":[157],"0.44+/-0.19":[163],"three":[165],"parameter.":[171],"These":[172],"results":[173],"suggest":[174],"that":[175],"combination":[177],"could":[183],"be":[184],"suitable":[186],"alternative":[187],"staging":[190],"advantage":[193],"low":[195],"cost":[196],"simplicity.":[198]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":13},{"year":2022,"cited_by_count":10},{"year":2021,"cited_by_count":21},{"year":2020,"cited_by_count":14},{"year":2019,"cited_by_count":14},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":19},{"year":2016,"cited_by_count":13},{"year":2015,"cited_by_count":18},{"year":2014,"cited_by_count":20},{"year":2013,"cited_by_count":10},{"year":2012,"cited_by_count":12}],"updated_date":"2026-04-11T08:14:18.477133","created_date":"2025-10-10T00:00:00"}
