{"id":"https://openalex.org/W3094019783","doi":"https://doi.org/10.1109/atsip49331.2020.9231823","title":"Detecting Abnormal ventricular Contractility from Radionuclide Ventriculography Images","display_name":"Detecting Abnormal ventricular Contractility from Radionuclide Ventriculography Images","publication_year":2020,"publication_date":"2020-09-01","ids":{"openalex":"https://openalex.org/W3094019783","doi":"https://doi.org/10.1109/atsip49331.2020.9231823","mag":"3094019783"},"language":"en","primary_location":{"id":"doi:10.1109/atsip49331.2020.9231823","is_oa":false,"landing_page_url":"https://doi.org/10.1109/atsip49331.2020.9231823","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 5th International Conference on Advanced Technologies for Signal and Image Processing (ATSIP)","raw_type":"proceedings-article"},"type":"article","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/A5064068941","display_name":"Halima Dziri","orcid":"https://orcid.org/0000-0001-6895-9443"},"institutions":[{"id":"https://openalex.org/I63596082","display_name":"Tunis El Manar University","ror":"https://ror.org/029cgt552","country_code":"TN","type":"education","lineage":["https://openalex.org/I63596082"]}],"countries":["TN"],"is_corresponding":true,"raw_author_name":"Halima Dziri","raw_affiliation_strings":["University of Tunis El Manar, laboratory of biophysics and medical technology LR13ES07,Higher Institute of Medical Technology of Tunis, Tunis"],"affiliations":[{"raw_affiliation_string":"University of Tunis El Manar, laboratory of biophysics and medical technology LR13ES07,Higher Institute of Medical Technology of Tunis, Tunis","institution_ids":["https://openalex.org/I63596082"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056794813","display_name":"Mohamed Ali Cherni","orcid":"https://orcid.org/0000-0002-0736-9340"},"institutions":[{"id":"https://openalex.org/I108714496","display_name":"Tunis University","ror":"https://ror.org/02q1spa57","country_code":"TN","type":"education","lineage":["https://openalex.org/I108714496"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Mohamed Ali Cherni","raw_affiliation_strings":["LR13ES03,SIME,ENSIT, University of Tunis, Monfleury, Tunisia, Tunisia"],"affiliations":[{"raw_affiliation_string":"LR13ES03,SIME,ENSIT, University of Tunis, Monfleury, Tunisia, Tunisia","institution_ids":["https://openalex.org/I108714496"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5032413550","display_name":"D. Ben Sellem","orcid":"https://orcid.org/0000-0002-8421-2048"},"institutions":[{"id":"https://openalex.org/I63596082","display_name":"Tunis El Manar University","ror":"https://ror.org/029cgt552","country_code":"TN","type":"education","lineage":["https://openalex.org/I63596082"]}],"countries":["TN"],"is_corresponding":false,"raw_author_name":"Dorra Ben Sellem","raw_affiliation_strings":["nuclear medicine department, University of Tunis El Manar, Medical university tunis,1700 tunisia Institute Salah Azaiez, Tunis"],"affiliations":[{"raw_affiliation_string":"nuclear medicine department, University of Tunis El Manar, Medical university tunis,1700 tunisia Institute Salah Azaiez, Tunis","institution_ids":["https://openalex.org/I63596082"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5064068941"],"corresponding_institution_ids":["https://openalex.org/I63596082"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21148696,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.9993000030517578,"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/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.9993000030517578,"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/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T11993","display_name":"Atomic and Subatomic Physics Research","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/contractility","display_name":"Contractility","score":0.9252713322639465},{"id":"https://openalex.org/keywords/radionuclide-ventriculography","display_name":"Radionuclide ventriculography","score":0.8479151725769043},{"id":"https://openalex.org/keywords/hypokinesia","display_name":"Hypokinesia","score":0.7433823347091675},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.6266316771507263},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.5673348307609558},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.5251510143280029},{"id":"https://openalex.org/keywords/reproducibility","display_name":"Reproducibility","score":0.5187563896179199},{"id":"https://openalex.org/keywords/ventricular-function","display_name":"Ventricular function","score":0.5020942687988281},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.32322049140930176},{"id":"https://openalex.org/keywords/ejection-fraction","display_name":"Ejection fraction","score":0.18616050481796265},{"id":"https://openalex.org/keywords/heart-failure","display_name":"Heart failure","score":0.18350157141685486},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12273219227790833},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09073832631111145}],"concepts":[{"id":"https://openalex.org/C39133596","wikidata":"https://www.wikidata.org/wiki/Q5165683","display_name":"Contractility","level":2,"score":0.9252713322639465},{"id":"https://openalex.org/C2778535784","wikidata":"https://www.wikidata.org/wiki/Q7281300","display_name":"Radionuclide ventriculography","level":4,"score":0.8479151725769043},{"id":"https://openalex.org/C2775880387","wikidata":"https://www.wikidata.org/wiki/Q1036662","display_name":"Hypokinesia","level":2,"score":0.7433823347091675},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.6266316771507263},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5673348307609558},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.5251510143280029},{"id":"https://openalex.org/C9893847","wikidata":"https://www.wikidata.org/wiki/Q1425625","display_name":"Reproducibility","level":2,"score":0.5187563896179199},{"id":"https://openalex.org/C2993376042","wikidata":"https://www.wikidata.org/wiki/Q2002035","display_name":"Ventricular function","level":2,"score":0.5020942687988281},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.32322049140930176},{"id":"https://openalex.org/C78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","level":3,"score":0.18616050481796265},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.18350157141685486},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12273219227790833},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09073832631111145}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/atsip49331.2020.9231823","is_oa":false,"landing_page_url":"https://doi.org/10.1109/atsip49331.2020.9231823","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 5th International Conference on Advanced Technologies for Signal and Image Processing (ATSIP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5799999833106995,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1489974619","https://openalex.org/W1909740415","https://openalex.org/W1924330262","https://openalex.org/W1970885963","https://openalex.org/W1971799546","https://openalex.org/W2019203274","https://openalex.org/W2057135906","https://openalex.org/W2067543303","https://openalex.org/W2100350069","https://openalex.org/W2112958214","https://openalex.org/W2132401137","https://openalex.org/W2215478063","https://openalex.org/W2294774049","https://openalex.org/W2542294958","https://openalex.org/W2546617058","https://openalex.org/W2588598316","https://openalex.org/W2590105382","https://openalex.org/W2725194708","https://openalex.org/W2803995294","https://openalex.org/W2805813608","https://openalex.org/W2942490317","https://openalex.org/W6629352096","https://openalex.org/W6675215251"],"related_works":["https://openalex.org/W2993710302","https://openalex.org/W2408539264","https://openalex.org/W3094019783","https://openalex.org/W2066151226","https://openalex.org/W2422837996","https://openalex.org/W2148097614","https://openalex.org/W2147513594","https://openalex.org/W109919879","https://openalex.org/W3140852466","https://openalex.org/W2036826996"],"abstract_inverted_index":{"The":[0,67],"evaluation":[1],"of":[2,24,43,70,85],"ventricular":[3,38,87],"contractility":[4,39,61],"is":[5,40],"an":[6],"important":[7],"factor":[8],"helping":[9],"doctors":[10],"in":[11,82],"choosing":[12],"the":[13,22,37,41,48,75,83,86],"appropriate":[14],"therapy":[15],"for":[16],"abnormal":[17,60],"heart":[18],"functioning":[19],"occurring":[20],"at":[21],"level":[23],"contractilities":[25],"such":[26],"as":[27],"hypokinesia,":[28],"diskinesia,":[29],"and":[30,62,92],"akinesia.":[31],"Applying":[32],"covariance":[33],"analysis":[34],"to":[35,56],"track":[36],"purpose":[42],"this":[44,71],"study.":[45],"We":[46],"examined":[47],"proposed":[49,76],"method":[50,77],"on":[51],"radionuclide":[52],"ventriculography":[53],"images":[54],"corresponding":[55],"44":[57],"patients":[58],"with":[59,64],"6":[63],"normal":[65],"contractility.":[66],"Experimental":[68],"results":[69],"study":[72],"show":[73],"that":[74],"has":[78],"a":[79],"good":[80],"reproducibility":[81],"assessment":[84],"function":[88],"(accuracy=0.94,":[89],"sensitivity=0.94,specificity=":[90],"1":[91],"AUC":[93],"=0.97).":[94]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}