{"id":"https://openalex.org/W1977977500","doi":"https://doi.org/10.3390/s110606037","title":"Use of Mobile Phones as Intelligent Sensors for Sound Input Analysis and Sleep State Detection","display_name":"Use of Mobile Phones as Intelligent Sensors for Sound Input Analysis and Sleep State Detection","publication_year":2011,"publication_date":"2011-06-03","ids":{"openalex":"https://openalex.org/W1977977500","doi":"https://doi.org/10.3390/s110606037","mag":"1977977500","pmid":"https://pubmed.ncbi.nlm.nih.gov/22163941"},"language":"en","primary_location":{"id":"doi:10.3390/s110606037","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s110606037","pdf_url":"https://www.mdpi.com/1424-8220/11/6/6037/pdf?version=1403315304","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/1424-8220/11/6/6037/pdf?version=1403315304","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5045569977","display_name":"Ond\u0159ej Krejcar","orcid":"https://orcid.org/0000-0002-5992-2574"},"institutions":[{"id":"https://openalex.org/I75092371","display_name":"University of Hradec Kr\u00e1lov\u00e9","ror":"https://ror.org/05k238v14","country_code":"CZ","type":"education","lineage":["https://openalex.org/I75092371"]},{"id":"https://openalex.org/I142208455","display_name":"VSB - Technical University of Ostrava","ror":"https://ror.org/05x8mcb75","country_code":"CZ","type":"education","lineage":["https://openalex.org/I142208455"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Ondrej Krejcar","raw_affiliation_strings":["Department of Information Technologies, Faculty of Informatics and Management, University of Hradec Kralove, Rokitanskeho 62, Hradec Kralove 50003, Czech Republic","Department of Measurement and Control, Faculty of Electrical Engineering and Computer Science, VSB Technical University of Ostrava, 17. Listopadu 15, Ostrava Poruba 70833, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Department of Information Technologies, Faculty of Informatics and Management, University of Hradec Kralove, Rokitanskeho 62, Hradec Kralove 50003, Czech Republic","institution_ids":["https://openalex.org/I75092371"]},{"raw_affiliation_string":"Department of Measurement and Control, Faculty of Electrical Engineering and Computer Science, VSB Technical University of Ostrava, 17. Listopadu 15, Ostrava Poruba 70833, Czech Republic","institution_ids":["https://openalex.org/I142208455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040507263","display_name":"Jakub Jirka","orcid":null},"institutions":[{"id":"https://openalex.org/I142208455","display_name":"VSB - Technical University of Ostrava","ror":"https://ror.org/05x8mcb75","country_code":"CZ","type":"education","lineage":["https://openalex.org/I142208455"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Jakub Jirka","raw_affiliation_strings":["Department of Measurement and Control, Faculty of Electrical Engineering and Computer Science, VSB Technical University of Ostrava, 17. Listopadu 15, Ostrava Poruba 70833, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Department of Measurement and Control, Faculty of Electrical Engineering and Computer Science, VSB Technical University of Ostrava, 17. Listopadu 15, Ostrava Poruba 70833, Czech Republic","institution_ids":["https://openalex.org/I142208455"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059667919","display_name":"Dalibor Janckul\u00edk","orcid":null},"institutions":[{"id":"https://openalex.org/I142208455","display_name":"VSB - Technical University of Ostrava","ror":"https://ror.org/05x8mcb75","country_code":"CZ","type":"education","lineage":["https://openalex.org/I142208455"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Dalibor Janckulik","raw_affiliation_strings":["Department of Measurement and Control, Faculty of Electrical Engineering and Computer Science, VSB Technical University of Ostrava, 17. Listopadu 15, Ostrava Poruba 70833, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Department of Measurement and Control, Faculty of Electrical Engineering and Computer Science, VSB Technical University of Ostrava, 17. Listopadu 15, Ostrava Poruba 70833, Czech Republic","institution_ids":["https://openalex.org/I142208455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5045569977"],"corresponding_institution_ids":["https://openalex.org/I142208455","https://openalex.org/I75092371"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":8.0394,"has_fulltext":true,"cited_by_count":62,"citation_normalized_percentile":{"value":0.9758778,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"11","issue":"6","first_page":"6037","last_page":"6055"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14353","display_name":"Wireless Sensor Networks for Data Analysis","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T14353","display_name":"Wireless Sensor Networks for Data Analysis","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9850000143051147,"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/T12801","display_name":"Bluetooth and Wireless Communication Technologies","score":0.9660999774932861,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/alarm","display_name":"ALARM","score":0.7535048723220825},{"id":"https://openalex.org/keywords/sleep","display_name":"Sleep (system call)","score":0.7379550337791443},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6331437826156616},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.5445591807365417},{"id":"https://openalex.org/keywords/non-rapid-eye-movement-sleep","display_name":"Non-rapid eye movement sleep","score":0.5362823009490967},{"id":"https://openalex.org/keywords/wake","display_name":"Wake","score":0.5045515298843384},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4837172329425812},{"id":"https://openalex.org/keywords/event","display_name":"Event (particle physics)","score":0.4798378646373749},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.47906503081321716},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.47856050729751587},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.33056044578552246},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.21219950914382935},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.18872693181037903},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1789051592350006},{"id":"https://openalex.org/keywords/eye-movement","display_name":"Eye movement","score":0.13903191685676575},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.09003356099128723}],"concepts":[{"id":"https://openalex.org/C2779119184","wikidata":"https://www.wikidata.org/wiki/Q294350","display_name":"ALARM","level":2,"score":0.7535048723220825},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.7379550337791443},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6331437826156616},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.5445591807365417},{"id":"https://openalex.org/C20566671","wikidata":"https://www.wikidata.org/wiki/Q1752878","display_name":"Non-rapid eye movement sleep","level":3,"score":0.5362823009490967},{"id":"https://openalex.org/C48939323","wikidata":"https://www.wikidata.org/wiki/Q294879","display_name":"Wake","level":2,"score":0.5045515298843384},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4837172329425812},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.4798378646373749},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.47906503081321716},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.47856050729751587},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.33056044578552246},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.21219950914382935},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.18872693181037903},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1789051592350006},{"id":"https://openalex.org/C153050134","wikidata":"https://www.wikidata.org/wiki/Q760256","display_name":"Eye movement","level":2,"score":0.13903191685676575},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.09003356099128723},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"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/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000465","descriptor_name":"Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002940","descriptor_name":"Circadian Rhythm","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002940","descriptor_name":"Circadian Rhythm","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002940","descriptor_name":"Circadian Rhythm","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003201","descriptor_name":"Computers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003201","descriptor_name":"Computers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003201","descriptor_name":"Computers","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004867","descriptor_name":"Equipment Design","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":"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":"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":"D012890","descriptor_name":"Sleep","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012894","descriptor_name":"Sleep Stages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014851","descriptor_name":"Wakefulness","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014851","descriptor_name":"Wakefulness","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014851","descriptor_name":"Wakefulness","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015233","descriptor_name":"Models, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015233","descriptor_name":"Models, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015233","descriptor_name":"Models, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015374","descriptor_name":"Biosensing Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015374","descriptor_name":"Biosensing Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015374","descriptor_name":"Biosensing Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016571","descriptor_name":"Neural Networks, Computer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D040421","descriptor_name":"Cell Phone","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D040421","descriptor_name":"Cell Phone","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false},{"descriptor_ui":"D040421","descriptor_name":"Cell Phone","qualifier_ui":"Q000295","qualifier_name":"instrumentation","is_major_topic":false}],"locations_count":6,"locations":[{"id":"doi:10.3390/s110606037","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s110606037","pdf_url":"https://www.mdpi.com/1424-8220/11/6/6037/pdf?version=1403315304","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:22163941","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22163941","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:891f6df3e63d438397a8d5a4706da8e6","is_oa":true,"landing_page_url":"https://doaj.org/article/891f6df3e63d438397a8d5a4706da8e6","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 11, Iss 6, Pp 6037-6055 (2011)","raw_type":"article"},{"id":"pmh:oai:dspace.vsb.cz:10084/89014","is_oa":true,"landing_page_url":"http://hdl.handle.net/10084/89014","pdf_url":null,"source":{"id":"https://openalex.org/S4306401668","display_name":"DSpace V\u0160B-TUO (V\u0160B-TUO)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I142208455","host_organization_name":"VSB - Technical University of Ostrava","host_organization_lineage":["https://openalex.org/I142208455"],"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":null,"raw_type":"publishedVersion"},{"id":"pmh:oai:europepmc.org:2240600","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3231421","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/11/6/6037/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s110606037","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 11; Issue 6; Pages: 6037-6055","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s110606037","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s110606037","pdf_url":"https://www.mdpi.com/1424-8220/11/6/6037/pdf?version=1403315304","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":[{"id":"https://openalex.org/G8411145807","display_name":null,"funder_award_id":"P403/10/1310","funder_id":"https://openalex.org/F4320321006","funder_display_name":"Grantov\u00e1 Agentura \u010cesk\u00e9 Republiky"}],"funders":[{"id":"https://openalex.org/F4320321006","display_name":"Grantov\u00e1 Agentura \u010cesk\u00e9 Republiky","ror":"https://ror.org/01pv73b02"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1977977500.pdf","grobid_xml":"https://content.openalex.org/works/W1977977500.grobid-xml"},"referenced_works_count":20,"referenced_works":["https://openalex.org/W70956588","https://openalex.org/W174290064","https://openalex.org/W1623815286","https://openalex.org/W1988707541","https://openalex.org/W2008379924","https://openalex.org/W2013505155","https://openalex.org/W2015838840","https://openalex.org/W2019685634","https://openalex.org/W2043826159","https://openalex.org/W2079027508","https://openalex.org/W2124303732","https://openalex.org/W2129589439","https://openalex.org/W2131209034","https://openalex.org/W2144397115","https://openalex.org/W2148362213","https://openalex.org/W2240881863","https://openalex.org/W4240457996","https://openalex.org/W4251260643","https://openalex.org/W4254332172","https://openalex.org/W6636557921"],"related_works":["https://openalex.org/W2757285599","https://openalex.org/W2376025146","https://openalex.org/W4251048149","https://openalex.org/W2406305542","https://openalex.org/W2157187626","https://openalex.org/W2250077303","https://openalex.org/W4287554351","https://openalex.org/W3111595903","https://openalex.org/W2061579395","https://openalex.org/W3156287668"],"abstract_inverted_index":{"Sleep":[0],"is":[1,14,56,77,96,187,205],"not":[2],"just":[3],"a":[4,9,22,97,119,141,150,178],"passive":[5],"process,":[6],"but":[7],"rather":[8],"highly":[10],"dynamic":[11],"process":[12],"that":[13,28,177,216],"terminated":[15],"by":[16,146],"waking":[17],"up.":[18,162],"Throughout":[19],"the":[20,51,64,72,75,81,89,111,132,155,160,165,190,224,228,239],"night":[21],"specific":[23,40,44,136],"number":[24],"of":[25,35,69,74,138,202],"sleep":[26,45,70,93,133],"stages":[27,46,134],"are":[29,47],"repeatedly":[30],"changing":[31],"in":[32,170,223,238],"various":[33],"periods":[34],"time":[36,41,139,144,157,181],"take":[37],"place.":[38],"These":[39],"intervals":[42],"and":[43,104,117,130,153,174,199,211],"very":[48],"important":[49],"for":[50,102,105,135],"wake":[52,61,86,159,183],"up":[53,62,87,184],"event.":[54],"It":[55,148],"far":[57],"more":[58,99,179],"difficult":[59],"to":[60,113,158,172,182,209,221],"during":[63,88],"deep":[65],"NREM":[66],"(2-4)":[67],"stage":[68,94],"because":[71],"rest":[73],"body":[76],"still":[78],"sleeping.":[79],"On":[80],"other":[82],"hand":[83],"if":[84,164],"we":[85],"mild":[90],"(REM,":[91],"NREM1)":[92],"it":[95],"much":[98],"pleasant":[100],"experience":[101],"us":[103],"our":[106],"bodies.":[107],"This":[108],"problem":[109],"led":[110],"authors":[112],"undertake":[114],"this":[115],"study":[116],"develop":[118,212],"Windows":[120],"Mobile-based":[121],"device":[122],"application":[123,128,215,230],"called":[124],"wakeNsmile.":[125],"The":[126,196],"wakeNsmile":[127,171,175,222,229],"records":[129],"monitors":[131],"amounts":[137],"before":[140],"desired":[142],"alarm":[143,169,191],"set":[145],"users.":[147],"uses":[149],"built-in":[151],"microphone":[152],"determines":[154],"optimal":[156],"user":[161,166],"Hence,":[163],"sets":[167],"an":[168,214],"7:00":[173],"detects":[176],"appropriate":[180],"(REM":[185],"stage)":[186],"at":[188,194],"6:50,":[189],"will":[192,217],"start":[193],"6:50.":[195],"current":[197],"availability":[198],"low":[200],"price":[201],"mobile":[203],"devices":[204],"yet":[206],"another":[207],"reason":[208],"use":[210],"such":[213],"hopefully":[218],"help":[219],"someone":[220],"morning.":[225],"So":[226],"far,":[227],"has":[231],"been":[232],"tested":[233],"on":[234],"four":[235],"individuals":[236],"introduced":[237],"final":[240],"section.":[241]},"counts_by_year":[{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":14},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":7},{"year":2012,"cited_by_count":4}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}