{"id":"https://openalex.org/W4383753010","doi":"https://doi.org/10.1109/tmi.2023.3294014","title":"FedOSS: Federated Open Set Recognition via Inter-Client Discrepancy and Collaboration","display_name":"FedOSS: Federated Open Set Recognition via Inter-Client Discrepancy and Collaboration","publication_year":2023,"publication_date":"2023-07-10","ids":{"openalex":"https://openalex.org/W4383753010","doi":"https://doi.org/10.1109/tmi.2023.3294014","pmid":"https://pubmed.ncbi.nlm.nih.gov/37428659"},"language":"en","primary_location":{"id":"doi:10.1109/tmi.2023.3294014","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmi.2023.3294014","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","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/A5082530816","display_name":"Meilu Zhu","orcid":"https://orcid.org/0000-0002-5563-7282"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Meilu Zhu","raw_affiliation_strings":["Department of Mechanical Engineering, City University of Hong Kong, Hong Kong, SAR, China"],"raw_orcid":"https://orcid.org/0000-0002-5563-7282","affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, City University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013972536","display_name":"Jing Liao","orcid":"https://orcid.org/0000-0001-7014-5377"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jing Liao","raw_affiliation_strings":["Department of Computer Science, City University of Hong Kong, Kowloon, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0001-7014-5377","affiliations":[{"raw_affiliation_string":"Department of Computer Science, City University of Hong Kong, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100361885","display_name":"Jun Liu","orcid":"https://orcid.org/0000-0002-5815-2483"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Jun Liu","raw_affiliation_strings":["Department of Mechanical Engineering, City University of Hong Kong, Hong Kong, SAR, China"],"raw_orcid":"https://orcid.org/0000-0002-5815-2483","affiliations":[{"raw_affiliation_string":"Department of Mechanical Engineering, City University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I168719708"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5073968803","display_name":"Yixuan Yuan","orcid":"https://orcid.org/0000-0002-0853-6948"},"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":"Yixuan Yuan","raw_affiliation_strings":["Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China"],"raw_orcid":"https://orcid.org/0000-0002-0853-6948","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, SAR, China","institution_ids":["https://openalex.org/I177725633"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.252,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.90059125,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"43","issue":"1","first_page":"190","last_page":"202"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11307","display_name":"Domain Adaptation and Few-Shot Learning","score":0.9505000114440918,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11307","display_name":"Domain Adaptation and Few-Shot Learning","score":0.9505000114440918,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/unavailability","display_name":"Unavailability","score":0.8265740275382996},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8080602884292603},{"id":"https://openalex.org/keywords/open-set","display_name":"Open set","score":0.557641327381134},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.5573228001594543},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.5499994158744812},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.476536363363266},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.4606736898422241},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4357641041278839},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.418877512216568},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.413704514503479},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3983929753303528},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.13788342475891113}],"concepts":[{"id":"https://openalex.org/C2780505938","wikidata":"https://www.wikidata.org/wiki/Q17093282","display_name":"Unavailability","level":2,"score":0.8265740275382996},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8080602884292603},{"id":"https://openalex.org/C42357961","wikidata":"https://www.wikidata.org/wiki/Q213363","display_name":"Open set","level":2,"score":0.557641327381134},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.5573228001594543},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.5499994158744812},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.476536363363266},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.4606736898422241},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4357641041278839},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.418877512216568},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.413704514503479},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3983929753303528},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.13788342475891113},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004194","descriptor_name":"Disease","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004194","descriptor_name":"Disease","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004194","descriptor_name":"Disease","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004194","descriptor_name":"Disease","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":"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":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012984","descriptor_name":"Software","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":3,"locations":[{"id":"doi:10.1109/tmi.2023.3294014","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmi.2023.3294014","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","raw_type":"journal-article"},{"id":"pmid:37428659","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/37428659","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":"IEEE transactions on medical imaging","raw_type":null},{"id":"pmh:oai:hub.hku.hk:10722/349936","is_oa":false,"landing_page_url":"https://hub.hku.hk/handle/10722/349936","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":null,"raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.5600000023841858,"display_name":"Peace, Justice and strong institutions"}],"awards":[{"id":"https://openalex.org/G1581548121","display_name":null,"funder_award_id":"ECS-21212720","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"},{"id":"https://openalex.org/G2658031259","display_name":"A fully automated adherent cell injection system for high-throughput drug screening","funder_award_id":"11212321","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"},{"id":"https://openalex.org/G3482125204","display_name":"Development of A New Microrobotic System for Cryopreservation of Reproductive Cells","funder_award_id":"11217922","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"},{"id":"https://openalex.org/G5043540102","display_name":null,"funder_award_id":"CRF-C4063-18G","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"},{"id":"https://openalex.org/G5102525846","display_name":null,"funder_award_id":"62001410","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6750274224","display_name":null,"funder_award_id":"ECS-21207420","funder_id":"https://openalex.org/F4320321592","funder_display_name":"Research Grants Council, University Grants Committee"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321592","display_name":"Research Grants Council, University Grants Committee","ror":"https://ror.org/00djwmt25"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":74,"referenced_works":["https://openalex.org/W572355794","https://openalex.org/W1522301498","https://openalex.org/W1608733719","https://openalex.org/W1710476689","https://openalex.org/W2018459374","https://openalex.org/W2119880843","https://openalex.org/W2194775991","https://openalex.org/W2581082771","https://openalex.org/W2752965000","https://openalex.org/W2895752198","https://openalex.org/W2904509905","https://openalex.org/W2910094941","https://openalex.org/W2912564039","https://openalex.org/W2917855920","https://openalex.org/W2962914604","https://openalex.org/W2963149653","https://openalex.org/W2963542245","https://openalex.org/W2963875483","https://openalex.org/W2995022099","https://openalex.org/W3009270930","https://openalex.org/W3009292867","https://openalex.org/W3015930014","https://openalex.org/W3034230713","https://openalex.org/W3035081753","https://openalex.org/W3035576098","https://openalex.org/W3082604781","https://openalex.org/W3091404410","https://openalex.org/W3096752488","https://openalex.org/W3113047382","https://openalex.org/W3118707261","https://openalex.org/W3127057363","https://openalex.org/W3134961575","https://openalex.org/W3139323134","https://openalex.org/W3159861949","https://openalex.org/W3161417217","https://openalex.org/W3165482332","https://openalex.org/W3168213397","https://openalex.org/W3168256142","https://openalex.org/W3176716813","https://openalex.org/W3177034761","https://openalex.org/W3203479069","https://openalex.org/W3204212595","https://openalex.org/W3204597713","https://openalex.org/W3211008974","https://openalex.org/W3213815372","https://openalex.org/W4214756262","https://openalex.org/W4220832886","https://openalex.org/W4225014117","https://openalex.org/W4225507592","https://openalex.org/W4225978071","https://openalex.org/W4239510810","https://openalex.org/W4283694663","https://openalex.org/W4285229324","https://openalex.org/W4285817743","https://openalex.org/W4292347945","https://openalex.org/W4295934509","https://openalex.org/W4312447943","https://openalex.org/W4312462223","https://openalex.org/W4312464145","https://openalex.org/W4312869277","https://openalex.org/W4375839990","https://openalex.org/W6631190155","https://openalex.org/W6640425456","https://openalex.org/W6728757088","https://openalex.org/W6759238902","https://openalex.org/W6759497986","https://openalex.org/W6780438843","https://openalex.org/W6784347383","https://openalex.org/W6789100154","https://openalex.org/W6789305514","https://openalex.org/W6790034021","https://openalex.org/W6801959852","https://openalex.org/W6802159084","https://openalex.org/W6804126845"],"related_works":["https://openalex.org/W4237235066","https://openalex.org/W207884067","https://openalex.org/W3127016596","https://openalex.org/W2026539069","https://openalex.org/W2365973415","https://openalex.org/W3146085540","https://openalex.org/W1482423459","https://openalex.org/W2996457675","https://openalex.org/W2129918226","https://openalex.org/W2970195534"],"abstract_inverted_index":{"Open":[0,80,121],"set":[1,71],"recognition":[2,72],"(OSR)":[3],"aims":[4],"to":[5,31,39,67,85,125,145,159,174,205],"accurately":[6],"classify":[7],"known":[8,135,147],"diseases":[9,13],"and":[10,42,74,119,136,152,186,211],"recognize":[11,146],"unseen":[12],"as":[14],"the":[15,51,64,87,92,102,176,193,207],"unknown":[16,95,128,137,163,169,197],"class":[17],"in":[18,22,221],"medical":[19,219],"scenarios.":[20],"However,":[21],"existing":[23],"OSR":[24],"approaches,":[25],"gathering":[26],"data":[27,181],"from":[28,171],"distributed":[29],"sites":[30],"construct":[32],"large-scale":[33],"centralized":[34],"training":[35,54,103],"datasets":[36,220],"usually":[37],"leads":[38],"high":[40],"privacy":[41],"security":[43],"risk,":[44],"which":[45],"could":[46],"be":[47],"alleviated":[48],"elegantly":[49],"via":[50],"popular":[52],"cross-site":[53],"paradigm,":[55],"federated":[56,69],"learning":[57,131],"(FL).":[58],"To":[59],"this":[60],"end,":[61],"we":[62,200],"represent":[63],"first":[65],"effort":[66],"formulate":[68],"open":[70,180,189],"(FedOSR),":[73],"meanwhile":[75],"propose":[76],"a":[77],"novel":[78],"Federated":[79,120],"Set":[81],"Synthesis":[82,117],"(FedOSS)":[83],"framework":[84,108],"address":[86],"core":[88],"challenge":[89],"of":[90,94,179,195,209],"FedOSR:":[91],"unavailability":[93],"samples":[96,129,148,170,188],"for":[97,130],"all":[98],"anticipated":[99],"clients":[100,173],"during":[101],"phase.":[104],"The":[105,226],"proposed":[106],"FedOSS":[107,213],"mainly":[109],"leverages":[110],"two":[111],"modules,":[112],"i.e.,":[113],"Discrete":[114],"Unknown":[115],"Sample":[116],"(DUSS)":[118],"Space":[122],"Sampling":[123],"(FOSS),":[124],"generate":[126],"virtual":[127,162,196],"decision":[132,150,157,184],"boundaries":[133,151,158,185],"between":[134],"classes.":[138],"Specifically,":[139],"DUSS":[140,210],"exploits":[141],"inter-client":[142],"knowledge":[143],"inconsistency":[144],"near":[149,183],"then":[153],"pushes":[154],"them":[155],"beyond":[156],"synthesize":[160],"discrete":[161],"samples.":[164,198],"FOSS":[165],"unites":[166],"these":[167],"generated":[168],"different":[172],"estimate":[175],"class-conditional":[177],"distributions":[178],"space":[182],"further":[187],"data,":[190],"thereby":[191],"improving":[192],"diversity":[194],"Additionally,":[199],"conduct":[201],"comprehensive":[202],"ablation":[203],"experiments":[204],"verify":[206],"effectiveness":[208],"FOSS.":[212],"shows":[214],"superior":[215],"performance":[216],"on":[217],"public":[218],"comparison":[222],"with":[223],"state-of-the-art":[224],"approaches.":[225],"source":[227],"code":[228],"is":[229],"available":[230],"at":[231],"https://github.com/CityU-AIM-Group/FedOSS.":[232]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":5}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}