{"id":"https://openalex.org/W1995072318","doi":"https://doi.org/10.1007/s004220050600","title":"Nonlinear analysis of continuous ECG during sleep I. Reconstruction","display_name":"Nonlinear analysis of continuous ECG during sleep I. Reconstruction","publication_year":2000,"publication_date":"2000-05-08","ids":{"openalex":"https://openalex.org/W1995072318","doi":"https://doi.org/10.1007/s004220050600","mag":"1995072318","pmid":"https://pubmed.ncbi.nlm.nih.gov/10879431"},"language":"en","primary_location":{"id":"doi:10.1007/s004220050600","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s004220050600","pdf_url":null,"source":{"id":"https://openalex.org/S87357125","display_name":"Biological Cybernetics","issn_l":"0340-1200","issn":["0340-1200","1432-0770"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biological Cybernetics","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/A5018140483","display_name":"Juergen Fell","orcid":"https://orcid.org/0000-0003-1908-3603"},"institutions":[{"id":"https://openalex.org/I197323543","display_name":"Johannes Gutenberg University Mainz","ror":"https://ror.org/023b0x485","country_code":"DE","type":"education","lineage":["https://openalex.org/I197323543"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J. Fell","raw_affiliation_strings":["Department of Psychiatry, University of Mainz, Germany. juergen.fell@uni-mainz.de","\u2009Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , DE"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychiatry, University of Mainz, Germany. juergen.fell@uni-mainz.de","institution_ids":["https://openalex.org/I197323543"]},{"raw_affiliation_string":"\u2009Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , DE","institution_ids":["https://openalex.org/I197323543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112134543","display_name":"Klaus Mann","orcid":null},"institutions":[{"id":"https://openalex.org/I197323543","display_name":"Johannes Gutenberg University Mainz","ror":"https://ror.org/023b0x485","country_code":"DE","type":"education","lineage":["https://openalex.org/I197323543"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"K. Mann","raw_affiliation_strings":["Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , , , , , DE","\u2009Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , DE"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , , , , , DE","institution_ids":["https://openalex.org/I197323543"]},{"raw_affiliation_string":"\u2009Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , DE","institution_ids":["https://openalex.org/I197323543"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076591374","display_name":"Joachim R\ufffdschke","orcid":null},"institutions":[{"id":"https://openalex.org/I197323543","display_name":"Johannes Gutenberg University Mainz","ror":"https://ror.org/023b0x485","country_code":"DE","type":"education","lineage":["https://openalex.org/I197323543"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"J. R\ufffdschke","raw_affiliation_strings":["\u2009Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , DE"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2009Department of Psychiatry, University of Mainz, Untere Zahlbacher Strasse 8, 55101 Mainz, Germany, , DE","institution_ids":["https://openalex.org/I197323543"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111840186","display_name":"M. S. Gopinathan","orcid":null},"institutions":[{"id":"https://openalex.org/I24676775","display_name":"Indian Institute of Technology Madras","ror":"https://ror.org/03v0r5n49","country_code":"IN","type":"education","lineage":["https://openalex.org/I24676775"]},{"id":"https://openalex.org/I64295750","display_name":"Indian Institute of Technology Indore","ror":"https://ror.org/01hhf7w52","country_code":"IN","type":"education","lineage":["https://openalex.org/I64295750"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"M. S. Gopinathan","raw_affiliation_strings":["Department of Chemistry, Indian Institute of Technology, 600 036 Madras, Chennai, India, , , , , , IN","Department of Chemistry, Indian Institute of Technology, 600 036 Madras, Chennai, India, IN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, Indian Institute of Technology, 600 036 Madras, Chennai, India, , , , , , IN","institution_ids":["https://openalex.org/I24676775"]},{"raw_affiliation_string":"Department of Chemistry, Indian Institute of Technology, 600 036 Madras, Chennai, India, IN","institution_ids":["https://openalex.org/I64295750"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2790,"currency":"EUR","value_usd":3590},"apc_paid":null,"fwci":0.8499,"has_fulltext":false,"cited_by_count":43,"citation_normalized_percentile":{"value":0.74149517,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"82","issue":"6","first_page":"477","last_page":"483"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10244","display_name":"Chaos control and synchronization","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10244","display_name":"Chaos control and synchronization","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11270","display_name":"Complex Systems and Time Series Analysis","score":0.996399998664856,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11187","display_name":"Nonlinear Dynamics and Pattern Formation","score":0.9955999851226807,"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/correlation-dimension","display_name":"Correlation dimension","score":0.7658911943435669},{"id":"https://openalex.org/keywords/lorenz-system","display_name":"Lorenz system","score":0.7372115254402161},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.7071962356567383},{"id":"https://openalex.org/keywords/quasiperiodic-function","display_name":"Quasiperiodic function","score":0.665262758731842},{"id":"https://openalex.org/keywords/embedding","display_name":"Embedding","score":0.6478880643844604},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.5530206561088562},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5142542719841003},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5008635520935059},{"id":"https://openalex.org/keywords/phase-space","display_name":"Phase space","score":0.4954138994216919},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.48842161893844604},{"id":"https://openalex.org/keywords/chaotic","display_name":"Chaotic","score":0.4828246533870697},{"id":"https://openalex.org/keywords/white-noise","display_name":"White noise","score":0.47798722982406616},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.45311295986175537},{"id":"https://openalex.org/keywords/time-series","display_name":"Time series","score":0.4177979826927185},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.35800713300704956},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3550316393375397},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16353672742843628},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.1493821144104004},{"id":"https://openalex.org/keywords/fractal-dimension","display_name":"Fractal dimension","score":0.13270464539527893},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11448496580123901}],"concepts":[{"id":"https://openalex.org/C110601934","wikidata":"https://www.wikidata.org/wiki/Q5172849","display_name":"Correlation dimension","level":4,"score":0.7658911943435669},{"id":"https://openalex.org/C151510863","wikidata":"https://www.wikidata.org/wiki/Q899844","display_name":"Lorenz system","level":3,"score":0.7372115254402161},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.7071962356567383},{"id":"https://openalex.org/C55637507","wikidata":"https://www.wikidata.org/wiki/Q5870963","display_name":"Quasiperiodic function","level":2,"score":0.665262758731842},{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.6478880643844604},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.5530206561088562},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5142542719841003},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5008635520935059},{"id":"https://openalex.org/C151342819","wikidata":"https://www.wikidata.org/wiki/Q62542","display_name":"Phase space","level":2,"score":0.4954138994216919},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.48842161893844604},{"id":"https://openalex.org/C2777052490","wikidata":"https://www.wikidata.org/wiki/Q5072826","display_name":"Chaotic","level":2,"score":0.4828246533870697},{"id":"https://openalex.org/C112633086","wikidata":"https://www.wikidata.org/wiki/Q381287","display_name":"White noise","level":2,"score":0.47798722982406616},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.45311295986175537},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.4177979826927185},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.35800713300704956},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3550316393375397},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16353672742843628},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.1493821144104004},{"id":"https://openalex.org/C26546657","wikidata":"https://www.wikidata.org/wiki/Q1412452","display_name":"Fractal dimension","level":3,"score":0.13270464539527893},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11448496580123901},{"id":"https://openalex.org/C40636538","wikidata":"https://www.wikidata.org/wiki/Q81392","display_name":"Fractal","level":2,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"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/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"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":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004569","descriptor_name":"Electroencephalography","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":"D012016","descriptor_name":"Reference Values","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012016","descriptor_name":"Reference Values","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012016","descriptor_name":"Reference Values","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D017711","descriptor_name":"Nonlinear Dynamics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017711","descriptor_name":"Nonlinear Dynamics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017711","descriptor_name":"Nonlinear Dynamics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1007/s004220050600","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s004220050600","pdf_url":null,"source":{"id":"https://openalex.org/S87357125","display_name":"Biological Cybernetics","issn_l":"0340-1200","issn":["0340-1200","1432-0770"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biological Cybernetics","raw_type":"journal-article"},{"id":"pmid:10879431","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/10879431","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":"Biological cybernetics","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W1549386224","https://openalex.org/W1963558334","https://openalex.org/W1966617449","https://openalex.org/W1976135752","https://openalex.org/W1976338337","https://openalex.org/W1982690547","https://openalex.org/W1984964684","https://openalex.org/W2003085731","https://openalex.org/W2004875888","https://openalex.org/W2005740351","https://openalex.org/W2007979658","https://openalex.org/W2029401646","https://openalex.org/W2031365860","https://openalex.org/W2040262506","https://openalex.org/W2044257293","https://openalex.org/W2046896308","https://openalex.org/W2047185275","https://openalex.org/W2054905500","https://openalex.org/W2070766757","https://openalex.org/W2085009317","https://openalex.org/W2093545264","https://openalex.org/W2098746383","https://openalex.org/W2170985735","https://openalex.org/W3022302886"],"related_works":["https://openalex.org/W2368967359","https://openalex.org/W2084120379","https://openalex.org/W2376132924","https://openalex.org/W2390308713","https://openalex.org/W2371013753","https://openalex.org/W2056473089","https://openalex.org/W2463849833","https://openalex.org/W2379628212","https://openalex.org/W1995072318","https://openalex.org/W2512586083"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}
