{"id":"https://openalex.org/W7134850078","doi":"https://doi.org/10.48550/arxiv.2603.08505","title":"Echo2ECG: Enhancing ECG Representations with Cardiac Morphology from Multi-View Echos","display_name":"Echo2ECG: Enhancing ECG Representations with Cardiac Morphology from Multi-View Echos","publication_year":2026,"publication_date":"2026-03-09","ids":{"openalex":"https://openalex.org/W7134850078","doi":"https://doi.org/10.48550/arxiv.2603.08505"},"language":null,"primary_location":{"id":"pmh:doi:10.48550/arxiv.2603.08505","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008621271","display_name":"Michelle Espranita Liman","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Liman, Michelle Espranita","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111287730","display_name":"\u00d6zg\u00fcn Turgut","orcid":"https://orcid.org/0009-0002-8704-0277"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Turgut, \u00d6zg\u00fcn","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128674631","display_name":"Alexander M\u00fcller","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M\u00fcller, Alexander","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085109427","display_name":"Eimo Martens","orcid":"https://orcid.org/0000-0002-5801-0901"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Martens, Eimo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128671937","display_name":"Daniel Rueckert","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rueckert, Daniel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5128654514","display_name":"Philip M\u00fcller","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M\u00fcller, Philip","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5008621271"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11021","display_name":"ECG Monitoring and Analysis","score":0.7864999771118164,"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/T11021","display_name":"ECG Monitoring and Analysis","score":0.7864999771118164,"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/T10065","display_name":"Atrial Fibrillation Management and Outcomes","score":0.10580000281333923,"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/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.03200000151991844,"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/feature","display_name":"Feature (linguistics)","score":0.6333000063896179},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6270999908447266},{"id":"https://openalex.org/keywords/modality","display_name":"Modality (human\u2013computer interaction)","score":0.6069999933242798},{"id":"https://openalex.org/keywords/electrocardiography","display_name":"Electrocardiography","score":0.5044999718666077},{"id":"https://openalex.org/keywords/extractor","display_name":"Extractor","score":0.4352000057697296},{"id":"https://openalex.org/keywords/artifact","display_name":"Artifact (error)","score":0.4251999855041504},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.39980000257492065},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.39169999957084656}],"concepts":[{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6933000087738037},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.6333000063896179},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6270999908447266},{"id":"https://openalex.org/C2780226545","wikidata":"https://www.wikidata.org/wiki/Q6888030","display_name":"Modality (human\u2013computer interaction)","level":2,"score":0.6069999933242798},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5759999752044678},{"id":"https://openalex.org/C2780040984","wikidata":"https://www.wikidata.org/wiki/Q79785","display_name":"Electrocardiography","level":2,"score":0.5044999718666077},{"id":"https://openalex.org/C117978034","wikidata":"https://www.wikidata.org/wiki/Q5422192","display_name":"Extractor","level":2,"score":0.4352000057697296},{"id":"https://openalex.org/C2779010991","wikidata":"https://www.wikidata.org/wiki/Q2720909","display_name":"Artifact (error)","level":2,"score":0.4251999855041504},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.39980000257492065},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.39169999957084656},{"id":"https://openalex.org/C2988455589","wikidata":"https://www.wikidata.org/wiki/Q189331","display_name":"Cardiac arrhythmia","level":3,"score":0.3846000134944916},{"id":"https://openalex.org/C2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","level":2,"score":0.38429999351501465},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.35830000042915344},{"id":"https://openalex.org/C2781005686","wikidata":"https://www.wikidata.org/wiki/Q848662","display_name":"Ventricular fibrillation","level":2,"score":0.32170000672340393},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.3208000063896179},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3109000027179718},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2939999997615814},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.2897999882698059},{"id":"https://openalex.org/C78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","level":3,"score":0.2800999879837036},{"id":"https://openalex.org/C31601959","wikidata":"https://www.wikidata.org/wiki/Q931309","display_name":"Medical imaging","level":2,"score":0.2630000114440918},{"id":"https://openalex.org/C59404180","wikidata":"https://www.wikidata.org/wiki/Q17013334","display_name":"Feature learning","level":2,"score":0.2614000141620636},{"id":"https://openalex.org/C2776127602","wikidata":"https://www.wikidata.org/wiki/Q5038319","display_name":"Cardiac imaging","level":2,"score":0.2565000057220459},{"id":"https://openalex.org/C61381695","wikidata":"https://www.wikidata.org/wiki/Q3302130","display_name":"Cardiac electrophysiology","level":3,"score":0.25619998574256897}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:doi:10.48550/arxiv.2603.08505","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},{"id":"doi:10.48550/arxiv.2603.08505","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2603.08505","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:doi:10.48550/arxiv.2603.08505","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4406922384","display_name":"Open MIND","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"publisher-specific-oa","license_id":"https://openalex.org/licenses/publisher-specific-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Electrocardiography":[0],"(ECG)":[1],"is":[2,167,176],"a":[3,57,80,168],"low-cost,":[4],"widely":[5],"used":[6],"modality":[7],"for":[8],"diagnosing":[9],"electrical":[10,19],"abnormalities":[11],"like":[12],"atrial":[13],"fibrillation":[14],"by":[15,60],"capturing":[16],"the":[17,90,159],"heart's":[18,91],"activity.":[20],"However,":[21],"it":[22],"cannot":[23],"directly":[24],"measure":[25],"cardiac":[26,120],"morphological":[27,92,114,133],"phenotypes,":[28],"such":[29],"as":[30,101],"left":[31],"ventricular":[32],"ejection":[33],"fraction":[34],"(LVEF),":[35],"which":[36,66],"typically":[37],"require":[38,113],"echocardiography":[39],"(Echo).":[40],"Predicting":[41],"these":[42],"phenotypes":[43,121],"from":[44,56],"ECG":[45,87,103,136,140,171],"would":[46],"enable":[47],"early,":[48],"accessible":[49,177],"health":[50],"screening.":[51],"Existing":[52],"self-supervised":[53,82],"methods":[54],"suffer":[55],"representational":[58],"mismatch":[59],"aligning":[61],"ECGs":[62],"to":[63],"single-view":[64],"Echos,":[65],"only":[67],"capture":[68],"local,":[69],"spatially":[70],"restricted":[71],"anatomical":[72],"snapshots.":[73],"To":[74],"address":[75],"this,":[76],"we":[77],"propose":[78],"Echo2ECG,":[79],"multimodal":[81,149],"learning":[83],"framework":[84],"that":[85,111,165],"enriches":[86],"representations":[88,141],"with":[89,131],"structure":[93],"captured":[94],"in":[95],"multi-view":[96],"Echos.":[97],"We":[98],"evaluate":[99],"Echo2ECG":[100,166],"an":[102],"feature":[104,172],"extractor":[105],"on":[106],"two":[107],"clinically":[108],"relevant":[109],"tasks":[110],"fundamentally":[112],"information:":[115],"(1)":[116],"classification":[117],"of":[118,128,145],"structural":[119],"across":[122,151],"three":[123],"datasets,":[124],"and":[125,148],"(2)":[126],"retrieval":[127],"Echo":[129],"studies":[130],"similar":[132],"characteristics":[134],"using":[135],"queries.":[137],"Our":[138,174],"extracted":[139],"consistently":[142],"outperform":[143],"those":[144],"state-of-the-art":[146],"unimodal":[147],"baselines":[150],"both":[152],"tasks,":[153],"despite":[154],"being":[155],"18x":[156],"smaller":[157],"than":[158],"largest":[160],"baseline.":[161],"These":[162],"results":[163],"demonstrate":[164],"robust,":[169],"powerful":[170],"extractor.":[173],"code":[175],"at":[178],"https://github.com/michelleespranita/Echo2ECG.":[179]},"counts_by_year":[],"updated_date":"2026-05-03T08:25:01.440150","created_date":"2026-03-11T00:00:00"}