{"id":"https://openalex.org/W2104272796","doi":"https://doi.org/10.1117/12.2006611","title":"Automatic systole-diastole classification of mitral valve complex from RT-3D echocardiography based on multiresolution processing","display_name":"Automatic systole-diastole classification of mitral valve complex from RT-3D echocardiography based on multiresolution processing","publication_year":2013,"publication_date":"2013-03-13","ids":{"openalex":"https://openalex.org/W2104272796","doi":"https://doi.org/10.1117/12.2006611","mag":"2104272796"},"language":"en","primary_location":{"id":"doi:10.1117/12.2006611","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2006611","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},"type":"conference-paper","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/A5035505151","display_name":"G Tsui","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gary K. W. Tsui","raw_affiliation_strings":["The Univ. of Hong Kong (Hong Kong, China)","The Univ. of Hong Kong, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Hong Kong (Hong Kong, China)","institution_ids":[]},{"raw_affiliation_string":"The Univ. of Hong Kong, Hong Kong, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"Kwan-Yee K. Wong","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Kwan-Yee K. Wong","raw_affiliation_strings":["The Univ. of Hong Kong (Hong Kong, China)","The Univ. of Hong Kong, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Univ. of Hong Kong (Hong Kong, China)","institution_ids":[]},{"raw_affiliation_string":"The Univ. of Hong Kong, Hong Kong, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100644093","display_name":"Alex Pui\u2010Wai Lee","orcid":"https://orcid.org/0000-0002-4120-155X"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Alex P. W. Lee","raw_affiliation_strings":["The Chinese Univ. of Hong Kong (Hong Kong, China)","The Chinese Univ of Hong Kong, Hong Kong, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The Chinese Univ. of Hong Kong (Hong Kong, China)","institution_ids":["https://openalex.org/I177725633"]},{"raw_affiliation_string":"The Chinese Univ of Hong Kong, Hong Kong, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.4998,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.7992278,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"8669","issue":null,"first_page":"866946","last_page":"866946"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9998999834060669,"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9998999834060669,"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/T11551","display_name":"Infective Endocarditis Diagnosis and Management","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T11055","display_name":"Cardiac and Coronary Surgery Techniques","score":0.9886000156402588,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/cardiac-cycle","display_name":"Cardiac cycle","score":0.7221140265464783},{"id":"https://openalex.org/keywords/systole","display_name":"Systole","score":0.6486600637435913},{"id":"https://openalex.org/keywords/diastole","display_name":"Diastole","score":0.6410715579986572},{"id":"https://openalex.org/keywords/thresholding","display_name":"Thresholding","score":0.6285296678543091},{"id":"https://openalex.org/keywords/mitral-valve","display_name":"Mitral valve","score":0.597265899181366},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5014996528625488},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4892416000366211},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45057186484336853},{"id":"https://openalex.org/keywords/mitral-valve-prolapse","display_name":"Mitral valve prolapse","score":0.4123392701148987},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.3909844160079956},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.33499258756637573},{"id":"https://openalex.org/keywords/radiology","display_name":"Radiology","score":0.33012503385543823},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.32865652441978455},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.19958829879760742},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.09531787037849426}],"concepts":[{"id":"https://openalex.org/C99398487","wikidata":"https://www.wikidata.org/wiki/Q257319","display_name":"Cardiac cycle","level":2,"score":0.7221140265464783},{"id":"https://openalex.org/C169554166","wikidata":"https://www.wikidata.org/wiki/Q496359","display_name":"Systole","level":4,"score":0.6486600637435913},{"id":"https://openalex.org/C57900726","wikidata":"https://www.wikidata.org/wiki/Q492905","display_name":"Diastole","level":3,"score":0.6410715579986572},{"id":"https://openalex.org/C191178318","wikidata":"https://www.wikidata.org/wiki/Q2256906","display_name":"Thresholding","level":3,"score":0.6285296678543091},{"id":"https://openalex.org/C2777543888","wikidata":"https://www.wikidata.org/wiki/Q369939","display_name":"Mitral valve","level":2,"score":0.597265899181366},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5014996528625488},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4892416000366211},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45057186484336853},{"id":"https://openalex.org/C2781030672","wikidata":"https://www.wikidata.org/wiki/Q735652","display_name":"Mitral valve prolapse","level":3,"score":0.4123392701148987},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.3909844160079956},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.33499258756637573},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.33012503385543823},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.32865652441978455},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.19958829879760742},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.09531787037849426},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1117/12.2006611","is_oa":false,"landing_page_url":"https://doi.org/10.1117/12.2006611","pdf_url":null,"source":{"id":"https://openalex.org/S183492911","display_name":"Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE","issn_l":"0277-786X","issn":["0277-786X","1996-756X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310315543","host_organization_name":"SPIE","host_organization_lineage":["https://openalex.org/P4310315543"],"host_organization_lineage_names":["SPIE"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"SPIE Proceedings","raw_type":"proceedings-article"},{"id":"pmh:oai:hub.hku.hk:10722/189616","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/189616","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference_Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":22,"referenced_works":["https://openalex.org/W1520346544","https://openalex.org/W1964816689","https://openalex.org/W1965661565","https://openalex.org/W1995236808","https://openalex.org/W2013573214","https://openalex.org/W2040986177","https://openalex.org/W2044784913","https://openalex.org/W2050216150","https://openalex.org/W2076491102","https://openalex.org/W2079710389","https://openalex.org/W2092192314","https://openalex.org/W2123428520","https://openalex.org/W2131729136","https://openalex.org/W2141200055","https://openalex.org/W2148226732","https://openalex.org/W2150737937","https://openalex.org/W2151075225","https://openalex.org/W2151747707","https://openalex.org/W2160752412","https://openalex.org/W2160885373","https://openalex.org/W2783147495","https://openalex.org/W4254441643"],"related_works":["https://openalex.org/W2019434379","https://openalex.org/W2005409744","https://openalex.org/W2028627087","https://openalex.org/W1487233116","https://openalex.org/W1574295361","https://openalex.org/W1985349461","https://openalex.org/W2127118146","https://openalex.org/W3021769736","https://openalex.org/W3099142500","https://openalex.org/W3037805835"],"abstract_inverted_index":{"Mitral":[0],"valve":[1,13,34,109,130],"repair":[2],"is":[3,24,56,119,136],"one":[4],"of":[5,51,88,127,177,184,193],"the":[6,25,61,68,100,107,125,141,160,171,175,182],"most":[7],"prevalent":[8],"operations":[9],"for":[10,18,30,85],"various":[11],"mitral":[12,33,108,129],"conditions.":[14],"Echocardiography,":[15],"being":[16],"famous":[17],"its":[19],"low-cost,":[20],"non-invasiveness":[21],"and":[22,40,70,112],"speediness,":[23],"dominant":[26],"imaging":[27],"modality":[28],"used":[29],"carrying":[31],"out":[32,122],"condition":[35],"analysis":[36,47],"in":[37],"both":[38],"pre-operative":[39],"intra-operative":[41],"examinations.":[42],"In":[43],"order":[44],"to":[45,58,67,138],"perform":[46],"on":[48,124],"different":[49,150],"phases":[50],"a":[52,82,165,190],"cardiac":[53],"cycle,":[54],"it":[55],"necessary":[57],"first":[59,98],"classify":[60],"echocardiograhic":[62],"data":[63,101],"into":[64],"volumes":[65],"corresponding":[66],"systole":[69],"diastole":[71],"phases.":[72],"This":[73,79],"often":[74],"requires":[75],"tedious":[76],"manual":[77],"work.":[78],"paper":[80],"presents":[81],"fully-automatic":[83],"method":[84,97,156],"systole-diastole":[86],"classification":[87,142,146,161,191],"real-time":[89],"three-dimensional":[90],"transesophageal":[91],"echocardiography":[92],"(RT-3D-TEE)":[93],"data.":[94],"The":[95,154],"proposed":[96,137,155,172],"resamples":[99],"with":[102],"radial":[103],"cutting":[104],"planes,":[105],"segments":[106],"by":[110,115,144,164],"thresholding,":[111],"removes":[113],"noise":[114],"median":[116],"filtering.":[117],"Classification":[118],"then":[120],"carried":[121],"based":[123],"number":[126],"identified":[128],"regions.":[131],"A":[132],"multiresolution":[133],"processing":[134],"scheme":[135],"further":[139],"improve":[140],"accuracy":[143,192],"aggregating":[145],"results":[147,162,168],"obtained":[148],"from":[149],"image":[151],"resolution":[152],"scales.":[153],"was":[157],"evaluated":[158],"against":[159],"produced":[163],"cardiologist.":[166],"Experimental":[167],"show":[169],"that":[170],"method,":[173],"without":[174],"use":[176,183],"computationally":[178],"intensive":[179],"algorithms":[180],"or":[181],"any":[185],"training":[186],"database,":[187],"can":[188],"achieve":[189],"91.04%.":[194]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-30T17:31:21.811387","created_date":"2016-06-24T00:00:00"}