{"id":"https://openalex.org/W2042665170","doi":"https://doi.org/10.1155/2014/129248","title":"Methodological Framework for Estimating the Correlation Dimension in HRV Signals","display_name":"Methodological Framework for Estimating the Correlation Dimension in HRV Signals","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W2042665170","doi":"https://doi.org/10.1155/2014/129248","mag":"2042665170","pmid":"https://pubmed.ncbi.nlm.nih.gov/24592284"},"language":"en","primary_location":{"id":"doi:10.1155/2014/129248","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2014/129248","pdf_url":"https://downloads.hindawi.com/journals/cmmm/2014/129248.pdf","source":{"id":"https://openalex.org/S36980176","display_name":"Computational and Mathematical Methods in Medicine","issn_l":"1748-670X","issn":["1748-670X","1748-6718"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computational and Mathematical Methods in Medicine","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/journals/cmmm/2014/129248.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038947178","display_name":"Juan Bolea","orcid":"https://orcid.org/0000-0003-4068-127X"},"institutions":[{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]},{"id":"https://openalex.org/I4210105141","display_name":"Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine","ror":"https://ror.org/01gm5f004","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210105141"]},{"id":"https://openalex.org/I4210136512","display_name":"Instituto de Investigaci\u00f3n Sanitaria Arag\u00f3n","ror":"https://ror.org/03njn4610","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210136512"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Juan Bolea","raw_affiliation_strings":["CIBER de Bioingenier\u00eda, Biomateriales y Nanomedicina (CIBER-BBN), 50018 Zaragoza, Spain","Communications Technology Group (GTC), Arag\u00f3n Institute for Engineering Research (I3A), IIS Arag\u00f3n, University of Zaragoza, 50018 Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"CIBER de Bioingenier\u00eda, Biomateriales y Nanomedicina (CIBER-BBN), 50018 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210105141"]},{"raw_affiliation_string":"Communications Technology Group (GTC), Arag\u00f3n Institute for Engineering Research (I3A), IIS Arag\u00f3n, University of Zaragoza, 50018 Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318","https://openalex.org/I4210136512"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084527753","display_name":"Pablo Laguna","orcid":"https://orcid.org/0000-0003-3434-9254"},"institutions":[{"id":"https://openalex.org/I4210136512","display_name":"Instituto de Investigaci\u00f3n Sanitaria Arag\u00f3n","ror":"https://ror.org/03njn4610","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210136512"]},{"id":"https://openalex.org/I4210105141","display_name":"Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine","ror":"https://ror.org/01gm5f004","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210105141"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Pablo Laguna","raw_affiliation_strings":["CIBER de Bioingenier\u00eda, Biomateriales y Nanomedicina (CIBER-BBN), 50018 Zaragoza, Spain","Communications Technology Group (GTC), Arag\u00f3n Institute for Engineering Research (I3A), IIS Arag\u00f3n, University of Zaragoza, 50018 Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"CIBER de Bioingenier\u00eda, Biomateriales y Nanomedicina (CIBER-BBN), 50018 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210105141"]},{"raw_affiliation_string":"Communications Technology Group (GTC), Arag\u00f3n Institute for Engineering Research (I3A), IIS Arag\u00f3n, University of Zaragoza, 50018 Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318","https://openalex.org/I4210136512"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060671317","display_name":"Jos\u00e9 Mar\u00eda Remart\u00ednez","orcid":"https://orcid.org/0000-0003-0438-0269"},"institutions":[{"id":"https://openalex.org/I4210114530","display_name":"Hospital Universitario Miguel Servet","ror":"https://ror.org/01r13mt55","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I4210114530"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jos\u00e9 Mar\u00eda Remart\u00ednez","raw_affiliation_strings":["Anaesthesiology Service, Miguel Servet University Hospital, 50009 Zaragoza, Spain","Medicine School, University of Zaragoza, 50009 Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"Anaesthesiology Service, Miguel Servet University Hospital, 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210114530"]},{"raw_affiliation_string":"Medicine School, University of Zaragoza, 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027387326","display_name":"Eva Rovira","orcid":"https://orcid.org/0000-0003-0219-143X"},"institutions":[{"id":"https://openalex.org/I4210114530","display_name":"Hospital Universitario Miguel Servet","ror":"https://ror.org/01r13mt55","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I4210114530"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Eva Rovira","raw_affiliation_strings":["Anaesthesiology Service, Miguel Servet University Hospital, 50009 Zaragoza, Spain","Medicine School, University of Zaragoza, 50009 Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"Anaesthesiology Service, Miguel Servet University Hospital, 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210114530"]},{"raw_affiliation_string":"Medicine School, University of Zaragoza, 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022019404","display_name":"Augusto Navarro","orcid":"https://orcid.org/0000-0002-6410-0495"},"institutions":[{"id":"https://openalex.org/I4210114530","display_name":"Hospital Universitario Miguel Servet","ror":"https://ror.org/01r13mt55","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I4210114530"]},{"id":"https://openalex.org/I4210136512","display_name":"Instituto de Investigaci\u00f3n Sanitaria Arag\u00f3n","ror":"https://ror.org/03njn4610","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210136512"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Augusto Navarro","raw_affiliation_strings":["Anaesthesiology Service, Miguel Servet University Hospital, 50009 Zaragoza, Spain","Arag\u00f3n Health Sciences Institute (IACS), 50009 Zaragoza, Spain","Medicine School, University of Zaragoza, 50009 Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"Anaesthesiology Service, Miguel Servet University Hospital, 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210114530"]},{"raw_affiliation_string":"Arag\u00f3n Health Sciences Institute (IACS), 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210136512"]},{"raw_affiliation_string":"Medicine School, University of Zaragoza, 50009 Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108167481","display_name":"Raquel Bail\u00f3n","orcid":"https://orcid.org/0000-0003-1272-0550"},"institutions":[{"id":"https://openalex.org/I4210136512","display_name":"Instituto de Investigaci\u00f3n Sanitaria Arag\u00f3n","ror":"https://ror.org/03njn4610","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210136512"]},{"id":"https://openalex.org/I255234318","display_name":"Universidad de Zaragoza","ror":"https://ror.org/012a91z28","country_code":"ES","type":"education","lineage":["https://openalex.org/I255234318"]},{"id":"https://openalex.org/I4210105141","display_name":"Biomedical Research Networking Center in Bioengineering, Biomaterials and Nanomedicine","ror":"https://ror.org/01gm5f004","country_code":"ES","type":"other","lineage":["https://openalex.org/I4210105141"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Raquel Bail\u00f3n","raw_affiliation_strings":["CIBER de Bioingenier\u00eda, Biomateriales y Nanomedicina (CIBER-BBN), 50018 Zaragoza, Spain","Communications Technology Group (GTC), Arag\u00f3n Institute for Engineering Research (I3A), IIS Arag\u00f3n, University of Zaragoza, 50018 Zaragoza, Spain"],"affiliations":[{"raw_affiliation_string":"CIBER de Bioingenier\u00eda, Biomateriales y Nanomedicina (CIBER-BBN), 50018 Zaragoza, Spain","institution_ids":["https://openalex.org/I4210105141"]},{"raw_affiliation_string":"Communications Technology Group (GTC), Arag\u00f3n Institute for Engineering Research (I3A), IIS Arag\u00f3n, University of Zaragoza, 50018 Zaragoza, Spain","institution_ids":["https://openalex.org/I255234318","https://openalex.org/I4210136512"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5038947178"],"corresponding_institution_ids":["https://openalex.org/I255234318","https://openalex.org/I4210105141","https://openalex.org/I4210136512"],"apc_list":{"value":2100,"currency":"USD","value_usd":2100},"apc_paid":{"value":2100,"currency":"USD","value_usd":2100},"fwci":1.7781,"has_fulltext":true,"cited_by_count":31,"citation_normalized_percentile":{"value":0.86066725,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"2014","issue":null,"first_page":"1","last_page":"11"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.9955999851226807,"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"}},"topics":[{"id":"https://openalex.org/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":0.9955999851226807,"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"}},{"id":"https://openalex.org/T10244","display_name":"Chaos control and synchronization","score":0.9887999892234802,"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":0.975600004196167,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6200574040412903},{"id":"https://openalex.org/keywords/correlation-coefficient","display_name":"Correlation coefficient","score":0.4845644533634186},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45853906869888306},{"id":"https://openalex.org/keywords/dimension","display_name":"Dimension (graph theory)","score":0.453703373670578},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4183559715747833},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2526472210884094},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.20716506242752075}],"concepts":[{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6200574040412903},{"id":"https://openalex.org/C2780092901","wikidata":"https://www.wikidata.org/wiki/Q3433612","display_name":"Correlation coefficient","level":2,"score":0.4845644533634186},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45853906869888306},{"id":"https://openalex.org/C33676613","wikidata":"https://www.wikidata.org/wiki/Q13415176","display_name":"Dimension (graph theory)","level":2,"score":0.453703373670578},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4183559715747833},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2526472210884094},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.20716506242752075},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[{"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":"D000775","descriptor_name":"Anesthesia, Spinal","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D000775","descriptor_name":"Anesthesia, Spinal","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D000775","descriptor_name":"Anesthesia, Spinal","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D002585","descriptor_name":"Cesarean Section","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002585","descriptor_name":"Cesarean Section","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002585","descriptor_name":"Cesarean Section","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003627","descriptor_name":"Data Interpretation, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003627","descriptor_name":"Data Interpretation, Statistical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003627","descriptor_name":"Data Interpretation, Statistical","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":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"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":"D007022","descriptor_name":"Hypotension","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D007022","descriptor_name":"Hypotension","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D007022","descriptor_name":"Hypotension","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012372","descriptor_name":"ROC Curve","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012372","descriptor_name":"ROC Curve","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012372","descriptor_name":"ROC Curve","qualifier_ui":null,"qualifier_name":null,"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":"D012984","descriptor_name":"Software","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":true},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"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}],"locations_count":4,"locations":[{"id":"doi:10.1155/2014/129248","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2014/129248","pdf_url":"https://downloads.hindawi.com/journals/cmmm/2014/129248.pdf","source":{"id":"https://openalex.org/S36980176","display_name":"Computational and Mathematical Methods in Medicine","issn_l":"1748-670X","issn":["1748-670X","1748-6718"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computational and Mathematical Methods in Medicine","raw_type":"journal-article"},{"id":"pmid:24592284","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/24592284","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":"Computational and mathematical methods in medicine","raw_type":null},{"id":"pmh:oai:doaj.org/article:18eb08715d3041a697aff2c0e5f02894","is_oa":true,"landing_page_url":"https://doaj.org/article/18eb08715d3041a697aff2c0e5f02894","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Computational and Mathematical Methods in Medicine, Vol 2014 (2014)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:2924565","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3926396","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"}],"best_oa_location":{"id":"doi:10.1155/2014/129248","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2014/129248","pdf_url":"https://downloads.hindawi.com/journals/cmmm/2014/129248.pdf","source":{"id":"https://openalex.org/S36980176","display_name":"Computational and Mathematical Methods in Medicine","issn_l":"1748-670X","issn":["1748-670X","1748-6718"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computational and Mathematical Methods in Medicine","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2138918519","display_name":null,"funder_award_id":"TEC2010-21703-C03-02","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G6042583956","display_name":null,"funder_award_id":"ISCIII","funder_id":"https://openalex.org/F4320322930","funder_display_name":"Ministerio de Ciencia e Innovaci\u00f3n"},{"id":"https://openalex.org/G7779868532","display_name":null,"funder_award_id":"FEDER","funder_id":"https://openalex.org/F4320334923","funder_display_name":"Instituto de Salud Carlos III"}],"funders":[{"id":"https://openalex.org/F4320322930","display_name":"Ministerio de Ciencia e Innovaci\u00f3n","ror":"https://ror.org/034900433"},{"id":"https://openalex.org/F4320334923","display_name":"Instituto de Salud Carlos III","ror":"https://ror.org/00ca2c886"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2042665170.pdf","grobid_xml":"https://content.openalex.org/works/W2042665170.grobid-xml"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W613224089","https://openalex.org/W1529839455","https://openalex.org/W1549386224","https://openalex.org/W1742512077","https://openalex.org/W1776514298","https://openalex.org/W1879003858","https://openalex.org/W2005740351","https://openalex.org/W2006665115","https://openalex.org/W2009152570","https://openalex.org/W2010354463","https://openalex.org/W2026591226","https://openalex.org/W2028490525","https://openalex.org/W2056651346","https://openalex.org/W2065989501","https://openalex.org/W2071602085","https://openalex.org/W2075121167","https://openalex.org/W2077770566","https://openalex.org/W2119557840","https://openalex.org/W2133589238","https://openalex.org/W2134383471","https://openalex.org/W2137538206","https://openalex.org/W2139900098","https://openalex.org/W2141394518","https://openalex.org/W2149434968","https://openalex.org/W2152254020","https://openalex.org/W2156075695","https://openalex.org/W2164284840","https://openalex.org/W2166937904","https://openalex.org/W2167723706","https://openalex.org/W2285072859","https://openalex.org/W2492703958","https://openalex.org/W3021359550","https://openalex.org/W3124661333","https://openalex.org/W3176826459","https://openalex.org/W6979037891"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,19,33,92],"methodological":[4],"framework":[5],"for":[6,22,36,52,65,87,111,138,148],"robust":[7,37,66],"estimation":[8,40,43,56,67,89],"of":[9,25,68,71,108,118,132,154,168],"the":[10,42,81,105,112,152,159,171],"correlation":[11,26,82,93,109],"dimension":[12,77,83,94,110],"in":[13,141,158,170],"HRV":[14,130],"signals.":[15],"It":[16],"includes":[17],"(i)":[18],"fast":[20],"algorithm":[21],"on-line":[23],"computation":[24],"sums;":[27],"(ii)":[28],"log-log":[29],"curves":[30],"fitting":[31,46,64],"to":[32,45,78,91,129,143],"sigmoidal":[34],"function":[35],"maximum":[38],"slope":[39,55,72,88],"discarding":[41],"according":[44],"requirements;":[47],"(iii)":[48],"three":[49,125],"different":[50],"approaches":[51,126,165],"linear":[53],"region":[54],"based":[57],"on":[58],"latter":[59],"point;":[60],"and":[61,99,102,120,163],"(iv)":[62],"exponential":[63],"saturation":[69],"level":[70],"series":[73],"with":[74,115,122],"increasing":[75],"embedded":[76],"finally":[79],"obtain":[80],"estimate.":[84],"Each":[85],"approach":[86],"leads":[90],"estimate,":[95],"called":[96],"D\u2082,":[97],"D(2(\u22a5)),":[98],"D(2(max)).":[100],"D\u2082":[101,150],"D(2(max))":[103,164],"estimate":[104],"theoretical":[106],"value":[107],"Lorenz":[113],"attractor":[114],"relative":[116],"error":[117],"4%,":[119],"D(2(\u22a5))":[121,162],"1%.":[123],"The":[124],"are":[127],"applied":[128],"signals":[131],"pregnant":[133],"women":[134],"before":[135],"spinal":[136],"anesthesia":[137],"cesarean":[139],"delivery":[140],"order":[142],"identify":[144],"patients":[145],"at":[146],"risk":[147],"hypotension.":[149],"keeps":[151],"81%":[153],"accuracy":[155,169],"previously":[156],"described":[157],"literature":[160],"while":[161],"reach":[166],"91%":[167],"same":[172],"database.":[173]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":4},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2025-10-10T00:00:00"}