{"id":"https://openalex.org/W1982801997","doi":"https://doi.org/10.1007/s11517-012-0878-8","title":"Spatial complexity and spectral distribution variability of atrial activity in surface ECG recordings of atrial fibrillation","display_name":"Spatial complexity and spectral distribution variability of atrial activity in surface ECG recordings of atrial fibrillation","publication_year":2012,"publication_date":"2012-03-08","ids":{"openalex":"https://openalex.org/W1982801997","doi":"https://doi.org/10.1007/s11517-012-0878-8","mag":"1982801997","pmid":"https://pubmed.ncbi.nlm.nih.gov/22402888"},"language":"en","primary_location":{"id":"doi:10.1007/s11517-012-0878-8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11517-012-0878-8","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"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":"Medical &amp; Biological Engineering &amp; Computing","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/A5066103371","display_name":"Luigi Yuri Di Marco","orcid":"https://orcid.org/0000-0001-9742-0922"},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Luigi Y. Di Marco","raw_affiliation_strings":["Department of Electronics, Computer Science and Systems (DEIS), University of Bologna, Viale Risorgimento 2, 40136 Bologna, Italy. luigiyuri.dimarco@unibo.it","University of Bologna"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics, Computer Science and Systems (DEIS), University of Bologna, Viale Risorgimento 2, 40136 Bologna, Italy. luigiyuri.dimarco@unibo.it","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"University of Bologna","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005870558","display_name":"John Bourke","orcid":"https://orcid.org/0000-0001-7857-9073"},"institutions":[{"id":"https://openalex.org/I2801924861","display_name":"Freeman Hospital","ror":"https://ror.org/00cdwy346","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2801663869","https://openalex.org/I2801924861"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"John P. Bourke","raw_affiliation_strings":["University Department of Cardiology, Freeman Hospital, Freeman Road, Newcastle Upon Tyne, NE7 7DN, UK","Freeman Hospital"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University Department of Cardiology, Freeman Hospital, Freeman Road, Newcastle Upon Tyne, NE7 7DN, UK","institution_ids":["https://openalex.org/I2801924861"]},{"raw_affiliation_string":"Freeman Hospital","institution_ids":["https://openalex.org/I2801924861"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042007311","display_name":"Philip Langley","orcid":"https://orcid.org/0000-0002-3371-4291"},"institutions":[{"id":"https://openalex.org/I84884186","display_name":"Newcastle University","ror":"https://ror.org/01kj2bm70","country_code":"GB","type":"education","lineage":["https://openalex.org/I84884186"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Philip Langley","raw_affiliation_strings":["Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, NE2 4HH, UK",", Institute of Cellular Medicine, Newcastle University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Cellular Medicine, Newcastle University, Newcastle upon Tyne, NE2 4HH, UK","institution_ids":["https://openalex.org/I84884186"]},{"raw_affiliation_string":", Institute of Cellular Medicine, Newcastle University","institution_ids":["https://openalex.org/I84884186"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5066103371"],"corresponding_institution_ids":["https://openalex.org/I9360294"],"apc_list":{"value":2890,"currency":"EUR","value_usd":3690},"apc_paid":null,"fwci":0.7622,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.75297477,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"50","issue":"5","first_page":"439","last_page":"446"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.9976999759674072,"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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.9976999759674072,"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/T11021","display_name":"ECG Monitoring and Analysis","score":0.9957000017166138,"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/T10429","display_name":"EEG and Brain-Computer Interfaces","score":0.988099992275238,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/atrial-fibrillation","display_name":"Atrial fibrillation","score":0.7032766938209534},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"Principal component analysis","score":0.6438103318214417},{"id":"https://openalex.org/keywords/spectral-analysis","display_name":"Spectral analysis","score":0.539607584476471},{"id":"https://openalex.org/keywords/spatial-variability","display_name":"Spatial variability","score":0.5165073275566101},{"id":"https://openalex.org/keywords/spatial-distribution","display_name":"Spatial distribution","score":0.5113410353660583},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.4930557906627655},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.43833738565444946},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.410405695438385},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.334408164024353},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3299514651298523},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3184512257575989},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.27357345819473267},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.26754772663116455},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1870591640472412},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17154744267463684},{"id":"https://openalex.org/keywords/spectroscopy","display_name":"Spectroscopy","score":0.11782950162887573},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.10014194250106812}],"concepts":[{"id":"https://openalex.org/C2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","level":2,"score":0.7032766938209534},{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.6438103318214417},{"id":"https://openalex.org/C2983668108","wikidata":"https://www.wikidata.org/wiki/Q280453","display_name":"Spectral analysis","level":3,"score":0.539607584476471},{"id":"https://openalex.org/C94747663","wikidata":"https://www.wikidata.org/wiki/Q7574086","display_name":"Spatial variability","level":2,"score":0.5165073275566101},{"id":"https://openalex.org/C2777016058","wikidata":"https://www.wikidata.org/wiki/Q7574061","display_name":"Spatial distribution","level":2,"score":0.5113410353660583},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.4930557906627655},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.43833738565444946},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.410405695438385},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.334408164024353},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3299514651298523},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3184512257575989},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.27357345819473267},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.26754772663116455},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1870591640472412},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17154744267463684},{"id":"https://openalex.org/C32891209","wikidata":"https://www.wikidata.org/wiki/Q483666","display_name":"Spectroscopy","level":2,"score":0.11782950162887573},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.10014194250106812},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001281","descriptor_name":"Atrial Fibrillation","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D001281","descriptor_name":"Atrial Fibrillation","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D001281","descriptor_name":"Atrial Fibrillation","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D006325","descriptor_name":"Heart Atria","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D006325","descriptor_name":"Heart Atria","qualifier_ui":"Q000503","qualifier_name":"physiopathology","is_major_topic":false},{"descriptor_ui":"D006325","descriptor_name":"Heart Atria","qualifier_ui":"Q000503","qualifier_name":"physiopathology","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":"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":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","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":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018780","descriptor_name":"Body Surface Potential Mapping","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D018780","descriptor_name":"Body Surface Potential Mapping","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D018780","descriptor_name":"Body Surface Potential Mapping","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":false},{"descriptor_ui":"D025341","descriptor_name":"Principal Component Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D025341","descriptor_name":"Principal Component Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D025341","descriptor_name":"Principal Component Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1007/s11517-012-0878-8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11517-012-0878-8","pdf_url":null,"source":{"id":"https://openalex.org/S46300952","display_name":"Medical & Biological Engineering & Computing","issn_l":"0140-0118","issn":["0140-0118","1741-0444"],"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":"Medical &amp; Biological Engineering &amp; Computing","raw_type":"journal-article"},{"id":"pmid:22402888","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22402888","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":"Medical & biological engineering & computing","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.8399999737739563}],"awards":[{"id":"https://openalex.org/G7668431737","display_name":null,"funder_award_id":"GR/T01990/01","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"},{"id":"https://openalex.org/G8779080833","display_name":null,"funder_award_id":"GR/T01983/01","funder_id":"https://openalex.org/F4320334627","funder_display_name":"Engineering and Physical Sciences Research Council"}],"funders":[{"id":"https://openalex.org/F4320334627","display_name":"Engineering and Physical Sciences Research Council","ror":"https://ror.org/0439y7842"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1965203337","https://openalex.org/W1968647773","https://openalex.org/W1971442991","https://openalex.org/W1977936535","https://openalex.org/W2007265560","https://openalex.org/W2017179259","https://openalex.org/W2024972482","https://openalex.org/W2036816448","https://openalex.org/W2055366521","https://openalex.org/W2084767174","https://openalex.org/W2095178638","https://openalex.org/W2097192307","https://openalex.org/W2111259244","https://openalex.org/W2116145059","https://openalex.org/W2121603050","https://openalex.org/W2133441640","https://openalex.org/W2149092351","https://openalex.org/W2160584460","https://openalex.org/W2165006299","https://openalex.org/W3143785501"],"related_works":["https://openalex.org/W3215129447","https://openalex.org/W2919782842","https://openalex.org/W2273488887","https://openalex.org/W2347829486","https://openalex.org/W1965448131","https://openalex.org/W1980029312","https://openalex.org/W2386750603","https://openalex.org/W1997717568","https://openalex.org/W2367542179","https://openalex.org/W2493516119"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-24T13:16:06.693445","created_date":"2025-10-10T00:00:00"}
