{"id":"https://openalex.org/W3045453475","doi":"https://doi.org/10.1109/iwssip48289.2020.9145110","title":"Multilevel CNN for Angle Closure Glaucoma Detection using AS-OCT Images","display_name":"Multilevel CNN for Angle Closure Glaucoma Detection using AS-OCT Images","publication_year":2020,"publication_date":"2020-07-01","ids":{"openalex":"https://openalex.org/W3045453475","doi":"https://doi.org/10.1109/iwssip48289.2020.9145110","mag":"3045453475"},"language":"en","primary_location":{"id":"doi:10.1109/iwssip48289.2020.9145110","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwssip48289.2020.9145110","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 International Conference on Systems, Signals and Image Processing (IWSSIP)","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/A5008563128","display_name":"Marcos Melo Ferreira","orcid":null},"institutions":[{"id":"https://openalex.org/I4210143490","display_name":"Computing Center","ror":"https://ror.org/0557kgc34","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210143490","https://openalex.org/I4210148470"]},{"id":"https://openalex.org/I47327664","display_name":"Universidade Federal do Maranh\u00e3o","ror":"https://ror.org/043fhe951","country_code":"BR","type":"education","lineage":["https://openalex.org/I47327664"]}],"countries":["BR","RU"],"is_corresponding":true,"raw_author_name":"Marcos Melo Ferreira","raw_affiliation_strings":["Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)"],"affiliations":[{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","institution_ids":["https://openalex.org/I47327664"]},{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)","institution_ids":["https://openalex.org/I47327664","https://openalex.org/I4210143490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004259110","display_name":"Giovanna Pavani Esteve","orcid":null},"institutions":[{"id":"https://openalex.org/I4210143490","display_name":"Computing Center","ror":"https://ror.org/0557kgc34","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210143490","https://openalex.org/I4210148470"]},{"id":"https://openalex.org/I47327664","display_name":"Universidade Federal do Maranh\u00e3o","ror":"https://ror.org/043fhe951","country_code":"BR","type":"education","lineage":["https://openalex.org/I47327664"]}],"countries":["BR","RU"],"is_corresponding":false,"raw_author_name":"Giovanna Pavani Esteve","raw_affiliation_strings":["Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)"],"affiliations":[{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","institution_ids":["https://openalex.org/I47327664"]},{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)","institution_ids":["https://openalex.org/I47327664","https://openalex.org/I4210143490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006289694","display_name":"Geraldo Br\u00e1z","orcid":null},"institutions":[{"id":"https://openalex.org/I4210143490","display_name":"Computing Center","ror":"https://ror.org/0557kgc34","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210143490","https://openalex.org/I4210148470"]},{"id":"https://openalex.org/I47327664","display_name":"Universidade Federal do Maranh\u00e3o","ror":"https://ror.org/043fhe951","country_code":"BR","type":"education","lineage":["https://openalex.org/I47327664"]}],"countries":["BR","RU"],"is_corresponding":false,"raw_author_name":"Geraldo Braz Junior","raw_affiliation_strings":["Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)"],"affiliations":[{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","institution_ids":["https://openalex.org/I47327664"]},{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)","institution_ids":["https://openalex.org/I47327664","https://openalex.org/I4210143490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059424896","display_name":"Jo\u00e3o Dallyson Sousa de Almeida","orcid":null},"institutions":[{"id":"https://openalex.org/I4210143490","display_name":"Computing Center","ror":"https://ror.org/0557kgc34","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210143490","https://openalex.org/I4210148470"]},{"id":"https://openalex.org/I47327664","display_name":"Universidade Federal do Maranh\u00e3o","ror":"https://ror.org/043fhe951","country_code":"BR","type":"education","lineage":["https://openalex.org/I47327664"]}],"countries":["BR","RU"],"is_corresponding":false,"raw_author_name":"Jo\u00e3o Dallyson Sousa de Almeida","raw_affiliation_strings":["Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)"],"affiliations":[{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","institution_ids":["https://openalex.org/I47327664"]},{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)","institution_ids":["https://openalex.org/I47327664","https://openalex.org/I4210143490"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014448875","display_name":"Anselmo Cardoso de Paiva","orcid":null},"institutions":[{"id":"https://openalex.org/I4210143490","display_name":"Computing Center","ror":"https://ror.org/0557kgc34","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I4210143490","https://openalex.org/I4210148470"]},{"id":"https://openalex.org/I47327664","display_name":"Universidade Federal do Maranh\u00e3o","ror":"https://ror.org/043fhe951","country_code":"BR","type":"education","lineage":["https://openalex.org/I47327664"]}],"countries":["BR","RU"],"is_corresponding":false,"raw_author_name":"Anselmo Cardoso de Paiva","raw_affiliation_strings":["Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)"],"affiliations":[{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranhão (UFMA)","institution_ids":["https://openalex.org/I47327664"]},{"raw_affiliation_string":"Applied Computing Center (NCA), Federal University of Maranh\u00e3o (UFMA)","institution_ids":["https://openalex.org/I47327664","https://openalex.org/I4210143490"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005236232","display_name":"Rodrigo Veras","orcid":null},"institutions":[{"id":"https://openalex.org/I3121799822","display_name":"Universidade Federal do Piau\u00ed","ror":"https://ror.org/00kwnx126","country_code":"BR","type":"education","lineage":["https://openalex.org/I3121799822"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rodrigo Veras","raw_affiliation_strings":["Federal University of Piauí (UFPI)","Federal University of Piau\u00ed (UFPI)"],"affiliations":[{"raw_affiliation_string":"Federal University of Piauí (UFPI)","institution_ids":["https://openalex.org/I3121799822"]},{"raw_affiliation_string":"Federal University of Piau\u00ed (UFPI)","institution_ids":["https://openalex.org/I3121799822"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5008563128"],"corresponding_institution_ids":["https://openalex.org/I4210143490","https://openalex.org/I47327664"],"apc_list":null,"apc_paid":null,"fwci":0.6608,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.7296995,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"105","last_page":"110"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11438","display_name":"Retinal Imaging and Analysis","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11438","display_name":"Retinal Imaging and Analysis","score":0.9998999834060669,"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/T10250","display_name":"Glaucoma and retinal disorders","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2731","display_name":"Ophthalmology"},"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/T11569","display_name":"Optical Coherence Tomography Applications","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/glaucoma","display_name":"Glaucoma","score":0.8331843614578247},{"id":"https://openalex.org/keywords/optical-coherence-tomography","display_name":"Optical coherence tomography","score":0.7608412504196167},{"id":"https://openalex.org/keywords/convolutional-neural-network","display_name":"Convolutional neural network","score":0.6741619110107422},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6627254486083984},{"id":"https://openalex.org/keywords/angle-closure-glaucoma","display_name":"Angle-closure glaucoma","score":0.5758926868438721},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5556784868240356},{"id":"https://openalex.org/keywords/optometry","display_name":"Optometry","score":0.5239943265914917},{"id":"https://openalex.org/keywords/blindness","display_name":"Blindness","score":0.4686923027038574},{"id":"https://openalex.org/keywords/open-angle-glaucoma","display_name":"Open angle glaucoma","score":0.44592276215553284},{"id":"https://openalex.org/keywords/coherence","display_name":"Coherence (philosophical gambling strategy)","score":0.42913684248924255},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3866157531738281},{"id":"https://openalex.org/keywords/ophthalmology","display_name":"Ophthalmology","score":0.38280975818634033},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.3688993453979492},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3434907793998718},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11767834424972534},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.06466063857078552}],"concepts":[{"id":"https://openalex.org/C2778527774","wikidata":"https://www.wikidata.org/wiki/Q159701","display_name":"Glaucoma","level":2,"score":0.8331843614578247},{"id":"https://openalex.org/C2778818243","wikidata":"https://www.wikidata.org/wiki/Q899552","display_name":"Optical coherence tomography","level":2,"score":0.7608412504196167},{"id":"https://openalex.org/C81363708","wikidata":"https://www.wikidata.org/wiki/Q17084460","display_name":"Convolutional neural network","level":2,"score":0.6741619110107422},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6627254486083984},{"id":"https://openalex.org/C2909822487","wikidata":"https://www.wikidata.org/wiki/Q159701","display_name":"Angle-closure glaucoma","level":3,"score":0.5758926868438721},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5556784868240356},{"id":"https://openalex.org/C119767625","wikidata":"https://www.wikidata.org/wiki/Q618211","display_name":"Optometry","level":1,"score":0.5239943265914917},{"id":"https://openalex.org/C2780929884","wikidata":"https://www.wikidata.org/wiki/Q737460","display_name":"Blindness","level":2,"score":0.4686923027038574},{"id":"https://openalex.org/C2991803831","wikidata":"https://www.wikidata.org/wiki/Q159701","display_name":"Open angle glaucoma","level":3,"score":0.44592276215553284},{"id":"https://openalex.org/C2781181686","wikidata":"https://www.wikidata.org/wiki/Q4226068","display_name":"Coherence (philosophical gambling strategy)","level":2,"score":0.42913684248924255},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3866157531738281},{"id":"https://openalex.org/C118487528","wikidata":"https://www.wikidata.org/wiki/Q161437","display_name":"Ophthalmology","level":1,"score":0.38280975818634033},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3688993453979492},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3434907793998718},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11767834424972534},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.06466063857078552}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iwssip48289.2020.9145110","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwssip48289.2020.9145110","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 International Conference on Systems, Signals and Image Processing (IWSSIP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1686810756","https://openalex.org/W2097117768","https://openalex.org/W2117539524","https://openalex.org/W2194775991","https://openalex.org/W2302594701","https://openalex.org/W2613836512","https://openalex.org/W2784264437","https://openalex.org/W2907319132","https://openalex.org/W2912693582","https://openalex.org/W2921900517","https://openalex.org/W2943358274","https://openalex.org/W2963573435","https://openalex.org/W2969758564","https://openalex.org/W2979310322","https://openalex.org/W2980165958","https://openalex.org/W2980262056","https://openalex.org/W2981422159","https://openalex.org/W3089262671"],"related_works":["https://openalex.org/W2082087664","https://openalex.org/W2323668004","https://openalex.org/W2500847435","https://openalex.org/W2182993186","https://openalex.org/W2759993621","https://openalex.org/W2079972490","https://openalex.org/W4210924850","https://openalex.org/W2113888956","https://openalex.org/W2367499031","https://openalex.org/W1837354063"],"abstract_inverted_index":{"Glaucoma":[0],"is":[1,16,31,42,64],"identified":[2],"as":[3,135],"one":[4],"of":[5,10,24,72,83,102,141],"the":[6,28,40,70,84,127,130,136],"main":[7,81],"global":[8],"causes":[9],"visual":[11,25,124],"impairment":[12],"or":[13,19,35],"blindness.":[14],"There":[15,78],"no":[17],"cure":[18],"possible":[20],"corrections":[21],"in":[22,44,53,106],"case":[23],"impairment,":[26],"so":[27],"early":[29,46],"diagnosis":[30],"essential":[32],"to":[33,122],"delay":[34],"prevent":[36],"its":[37,45],"progression.":[38],"However,":[39],"disease":[41,49],"asymptomatic":[43],"stages.":[47],"The":[48],"can":[50],"be":[51],"detected":[52],"routine":[54],"eye":[55],"exams":[56],"like":[57],"anterior":[58,107],"segment":[59,108],"optical":[60,109],"coherence":[61,110],"tomography,":[62],"which":[63],"analyzed":[65],"by":[66],"a":[67,97],"specialist,":[68],"but":[69],"analysis":[71],"many":[73],"patients":[74],"demands":[75],"much":[76],"time.":[77],"are":[79],"two":[80],"types":[82],"disease,":[85],"open":[86],"angle":[87,89,103],"and":[88,117],"closure":[90,104],"glaucoma.":[91],"In":[92,126],"this":[93],"paper,":[94],"we":[95],"propose":[96],"method":[98],"for":[99],"automatic":[100],"detection":[101],"glaucoma":[105],"tomography":[111],"images,":[112],"based":[113],"on":[114],"transfer":[115],"learning":[116],"multilevel":[118,131],"convolutional":[119],"neural":[120],"networks":[121],"extract":[123],"features.":[125],"proposed":[128],"method,":[129],"architecture":[132],"models":[133],"achieve":[134],"best":[137],"result":[138],"an":[139],"AUC":[140],"0.972.":[142]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":1}],"updated_date":"2026-01-28T23:14:49.684275","created_date":"2025-10-10T00:00:00"}