{"id":"https://openalex.org/W4407869094","doi":"https://doi.org/10.1016/j.bspc.2025.107553","title":"Enhancing sleep stage classification through simultaneous time\u2013frequency tokenization","display_name":"Enhancing sleep stage classification through simultaneous time\u2013frequency tokenization","publication_year":2025,"publication_date":"2025-02-20","ids":{"openalex":"https://openalex.org/W4407869094","doi":"https://doi.org/10.1016/j.bspc.2025.107553"},"language":"en","primary_location":{"id":"doi:10.1016/j.bspc.2025.107553","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.bspc.2025.107553","pdf_url":null,"source":{"id":"https://openalex.org/S8427965","display_name":"Biomedical Signal Processing and Control","issn_l":"1746-8094","issn":["1746-8094","1746-8108"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biomedical Signal Processing and Control","raw_type":"journal-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/A5079266572","display_name":"Qiaoli Zhou","orcid":"https://orcid.org/0000-0002-6991-7605"},"institutions":[{"id":"https://openalex.org/I125904092","display_name":"Shenyang Aerospace University","ror":"https://ror.org/02423gm04","country_code":"CN","type":"education","lineage":["https://openalex.org/I125904092"]},{"id":"https://openalex.org/I157507598","display_name":"Shenyang University of Technology","ror":"https://ror.org/00d7f8730","country_code":"CN","type":"education","lineage":["https://openalex.org/I157507598"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiaoli Zhou","raw_affiliation_strings":["School of Computer, Shenyang Aerospace University, Shenyang, 110136, Liaoning, China","School of Electrical Engineering, Shenyang University of Technology, Shenyang, 110870, Liaoning, China"],"raw_orcid":"https://orcid.org/0000-0002-6991-7605","affiliations":[{"raw_affiliation_string":"School of Computer, Shenyang Aerospace University, Shenyang, 110136, Liaoning, China","institution_ids":["https://openalex.org/I125904092"]},{"raw_affiliation_string":"School of Electrical Engineering, Shenyang University of Technology, Shenyang, 110870, Liaoning, China","institution_ids":["https://openalex.org/I157507598"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114858825","display_name":"Shurui Li","orcid":"https://orcid.org/0009-0001-2080-0940"},"institutions":[{"id":"https://openalex.org/I125904092","display_name":"Shenyang Aerospace University","ror":"https://ror.org/02423gm04","country_code":"CN","type":"education","lineage":["https://openalex.org/I125904092"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shurui Li","raw_affiliation_strings":["School of Computer, Shenyang Aerospace University, Shenyang, 110136, Liaoning, China"],"raw_orcid":"https://orcid.org/0009-0001-2080-0940","affiliations":[{"raw_affiliation_string":"School of Computer, Shenyang Aerospace University, Shenyang, 110136, Liaoning, China","institution_ids":["https://openalex.org/I125904092"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113373656","display_name":"Xiyuan Ye","orcid":"https://orcid.org/0009-0007-1039-7792"},"institutions":[{"id":"https://openalex.org/I125904092","display_name":"Shenyang Aerospace University","ror":"https://ror.org/02423gm04","country_code":"CN","type":"education","lineage":["https://openalex.org/I125904092"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiyuan Ye","raw_affiliation_strings":["School of Computer, Shenyang Aerospace University, Shenyang, 110136, Liaoning, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer, Shenyang Aerospace University, Shenyang, 110136, Liaoning, China","institution_ids":["https://openalex.org/I125904092"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101978957","display_name":"Xiaoqiang Shi","orcid":"https://orcid.org/0009-0003-8040-3263"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoqiang Shi","raw_affiliation_strings":["School of Computer, University of Chinese Academy of Sciences, Beijing, 100049, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer, University of Chinese Academy of Sciences, Beijing, 100049, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103272016","display_name":"Qiang Du","orcid":"https://orcid.org/0000-0002-1889-9814"},"institutions":[{"id":"https://openalex.org/I157507598","display_name":"Shenyang University of Technology","ror":"https://ror.org/00d7f8730","country_code":"CN","type":"education","lineage":["https://openalex.org/I157507598"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiang Du","raw_affiliation_strings":["School of Electrical Engineering, Shenyang University of Technology, Shenyang, 110870, Liaoning, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Shenyang University of Technology, Shenyang, 110870, Liaoning, China","institution_ids":["https://openalex.org/I157507598"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080163144","display_name":"Ke Li","orcid":"https://orcid.org/0000-0002-1314-7293"},"institutions":[{"id":"https://openalex.org/I157507598","display_name":"Shenyang University of Technology","ror":"https://ror.org/00d7f8730","country_code":"CN","type":"education","lineage":["https://openalex.org/I157507598"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Li Ke","raw_affiliation_strings":["School of Electrical Engineering, Shenyang University of Technology, Shenyang, 110870, Liaoning, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering, Shenyang University of Technology, Shenyang, 110870, Liaoning, China","institution_ids":["https://openalex.org/I157507598"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5080163144"],"corresponding_institution_ids":["https://openalex.org/I157507598"],"apc_list":{"value":2590,"currency":"USD","value_usd":2590},"apc_paid":null,"fwci":2.7826,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.88979433,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"106","issue":null,"first_page":"107553","last_page":"107553"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9965000152587891,"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/T11021","display_name":"ECG Monitoring and Analysis","score":0.9861999750137329,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6983653903007507},{"id":"https://openalex.org/keywords/sleep","display_name":"Sleep (system call)","score":0.623509407043457},{"id":"https://openalex.org/keywords/lexical-analysis","display_name":"Lexical analysis","score":0.6036651134490967},{"id":"https://openalex.org/keywords/stage","display_name":"Stage (stratigraphy)","score":0.6032424569129944},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4624690115451813},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3856794238090515},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.34688541293144226},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.08914372324943542}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6983653903007507},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.623509407043457},{"id":"https://openalex.org/C176982825","wikidata":"https://www.wikidata.org/wiki/Q835922","display_name":"Lexical analysis","level":2,"score":0.6036651134490967},{"id":"https://openalex.org/C146357865","wikidata":"https://www.wikidata.org/wiki/Q1123245","display_name":"Stage (stratigraphy)","level":2,"score":0.6032424569129944},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4624690115451813},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3856794238090515},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.34688541293144226},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.08914372324943542},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.bspc.2025.107553","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.bspc.2025.107553","pdf_url":null,"source":{"id":"https://openalex.org/S8427965","display_name":"Biomedical Signal Processing and Control","issn_l":"1746-8094","issn":["1746-8094","1746-8108"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biomedical Signal Processing and Control","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","display_name":"Climate action","score":0.4699999988079071}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W160785014","https://openalex.org/W2051685942","https://openalex.org/W2095472576","https://openalex.org/W2126661826","https://openalex.org/W2144691514","https://openalex.org/W2162800060","https://openalex.org/W2599147189","https://openalex.org/W2604096629","https://openalex.org/W2805075551","https://openalex.org/W2908603469","https://openalex.org/W2920016582","https://openalex.org/W2941679862","https://openalex.org/W2963420686","https://openalex.org/W2964959984","https://openalex.org/W3035374448","https://openalex.org/W3040939498","https://openalex.org/W3144491363","https://openalex.org/W3148072096","https://openalex.org/W3158818505","https://openalex.org/W3165396901","https://openalex.org/W3188349400","https://openalex.org/W3205486398","https://openalex.org/W4206680658","https://openalex.org/W4220753546","https://openalex.org/W4221054514","https://openalex.org/W4223627919","https://openalex.org/W4244166297","https://openalex.org/W4280612643","https://openalex.org/W4282934777","https://openalex.org/W4286267940","https://openalex.org/W4286542909","https://openalex.org/W4311989411","https://openalex.org/W4317795279","https://openalex.org/W4319777590","https://openalex.org/W4365443956","https://openalex.org/W4378222404","https://openalex.org/W4379115018","https://openalex.org/W4379231424","https://openalex.org/W4379805270","https://openalex.org/W4385245566","https://openalex.org/W4385656632","https://openalex.org/W4385819716","https://openalex.org/W4387933298","https://openalex.org/W4388253707","https://openalex.org/W4388439867","https://openalex.org/W4390969286","https://openalex.org/W4391669283","https://openalex.org/W4392207861","https://openalex.org/W4392983728","https://openalex.org/W4394939123","https://openalex.org/W6606539394","https://openalex.org/W6739901393","https://openalex.org/W6758993914","https://openalex.org/W6782572602","https://openalex.org/W6786836059","https://openalex.org/W6853484894","https://openalex.org/W6862644513"],"related_works":["https://openalex.org/W4405003489","https://openalex.org/W4386014872","https://openalex.org/W1847536016","https://openalex.org/W4361193986","https://openalex.org/W4300598845","https://openalex.org/W2601638452","https://openalex.org/W2285263069","https://openalex.org/W4376107815","https://openalex.org/W4319309671","https://openalex.org/W4319309603"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":4}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
