{"id":"https://openalex.org/W7163394384","doi":"https://doi.org/10.5753/jbcs.2026.5884","title":"Robust Face Super-Resolution and Recognition Through Multi-Feature Aggregation in Diffusion Models","display_name":"Robust Face Super-Resolution and Recognition Through Multi-Feature Aggregation in Diffusion Models","publication_year":2026,"publication_date":"2026-05-29","ids":{"openalex":"https://openalex.org/W7163394384","doi":"https://doi.org/10.5753/jbcs.2026.5884"},"language":null,"primary_location":{"id":"doi:10.5753/jbcs.2026.5884","is_oa":true,"landing_page_url":"https://doi.org/10.5753/jbcs.2026.5884","pdf_url":"https://journals-sol.sbc.org.br/index.php/jbcs/article/download/5884/4046","source":{"id":"https://openalex.org/S69801987","display_name":"Journal of the Brazilian Computer Society","issn_l":"0104-6500","issn":["0104-6500","1678-4804"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Brazilian Computer Society","raw_type":"journal-article"},"type":"article","indexed_in":["arxiv","crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://journals-sol.sbc.org.br/index.php/jbcs/article/download/5884/4046","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5137786315","display_name":"Marcelo Dos Santos","orcid":"https://orcid.org/0000-0003-0960-2641"},"institutions":[{"id":"https://openalex.org/I52418104","display_name":"Universidade Federal do Paran\u00e1","ror":"https://ror.org/05syd6y78","country_code":"BR","type":"education","lineage":["https://openalex.org/I52418104"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Marcelo Dos Santos","raw_affiliation_strings":["Federal University of Paran\u00e1"],"raw_orcid":"https://orcid.org/0000-0003-0960-2641","affiliations":[{"raw_affiliation_string":"Federal University of Paran\u00e1","institution_ids":["https://openalex.org/I52418104"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042365972","display_name":"Rayson Laroca","orcid":"https://orcid.org/0000-0003-1943-2711"},"institutions":[{"id":"https://openalex.org/I176838256","display_name":"Pontif\u00edcia Universidade Cat\u00f3lica do Paran\u00e1","ror":"https://ror.org/02x1vjk79","country_code":"BR","type":"education","lineage":["https://openalex.org/I176838256"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Rayson Laroca","raw_affiliation_strings":["Pontifical Catholic University of Paran\u00e1, Federal University of Paran\u00e1"],"raw_orcid":"https://orcid.org/0000-0003-1943-2711","affiliations":[{"raw_affiliation_string":"Pontifical Catholic University of Paran\u00e1, Federal University of Paran\u00e1","institution_ids":["https://openalex.org/I176838256"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5137742952","display_name":"Jo\u00e3o Carlos Raposo Neves","orcid":"https://orcid.org/0000-0003-0139-2213"},"institutions":[{"id":"https://openalex.org/I161321875","display_name":"University of Beira Interior","ror":"https://ror.org/03nf36p02","country_code":"PT","type":"education","lineage":["https://openalex.org/I161321875"]}],"countries":["PT"],"is_corresponding":false,"raw_author_name":"Jo\u00e3o Carlos Raposo Neves","raw_affiliation_strings":["University of Beira Interior"],"raw_orcid":"https://orcid.org/0000-0003-0139-2213","affiliations":[{"raw_affiliation_string":"University of Beira Interior","institution_ids":["https://openalex.org/I161321875"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002070764","display_name":"David Menotti","orcid":null},"institutions":[{"id":"https://openalex.org/I52418104","display_name":"Universidade Federal do Paran\u00e1","ror":"https://ror.org/05syd6y78","country_code":"BR","type":"education","lineage":["https://openalex.org/I52418104"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"David Menotti","raw_affiliation_strings":["Federal University of Paran\u00e1"],"raw_orcid":"https://orcid.org/0000-0003-2430-2030","affiliations":[{"raw_affiliation_string":"Federal University of Paran\u00e1","institution_ids":["https://openalex.org/I52418104"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.70136317,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"32","issue":"1","first_page":"1457","last_page":"1470"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","score":0.8956000208854675,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.8956000208854675,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11448","display_name":"Face recognition and analysis","score":0.04360000044107437,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11165","display_name":"Image and Video Quality Assessment","score":0.016599999740719795,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/facial-recognition-system","display_name":"Facial recognition system","score":0.761900007724762},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.723800003528595},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5281000137329102},{"id":"https://openalex.org/keywords/three-dimensional-face-recognition","display_name":"Three-dimensional face recognition","score":0.48069998621940613},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.46889999508857727},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.36320000886917114},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.3569999933242798}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.859000027179718},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.761900007724762},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7379000186920166},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.723800003528595},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6198999881744385},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5281000137329102},{"id":"https://openalex.org/C88799230","wikidata":"https://www.wikidata.org/wiki/Q3398329","display_name":"Three-dimensional face recognition","level":5,"score":0.48069998621940613},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.46889999508857727},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.36320000886917114},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.3569999933242798},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.3433000147342682},{"id":"https://openalex.org/C4641261","wikidata":"https://www.wikidata.org/wiki/Q11681085","display_name":"Face detection","level":4,"score":0.3310000002384186},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.32670000195503235},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.28380000591278076},{"id":"https://openalex.org/C54654163","wikidata":"https://www.wikidata.org/wiki/Q5428359","display_name":"Face hallucination","level":5,"score":0.28299999237060547},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.2687999904155731}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.5753/jbcs.2026.5884","is_oa":true,"landing_page_url":"https://doi.org/10.5753/jbcs.2026.5884","pdf_url":"https://journals-sol.sbc.org.br/index.php/jbcs/article/download/5884/4046","source":{"id":"https://openalex.org/S69801987","display_name":"Journal of the Brazilian Computer Society","issn_l":"0104-6500","issn":["0104-6500","1678-4804"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Brazilian Computer Society","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2607.05702","is_oa":true,"landing_page_url":"https://arxiv.org/abs/2607.05702","pdf_url":"https://arxiv.org/pdf/2607.05702","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":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"doi:10.5753/jbcs.2026.5884","is_oa":true,"landing_page_url":"https://doi.org/10.5753/jbcs.2026.5884","pdf_url":"https://journals-sol.sbc.org.br/index.php/jbcs/article/download/5884/4046","source":{"id":"https://openalex.org/S69801987","display_name":"Journal of the Brazilian Computer Society","issn_l":"0104-6500","issn":["0104-6500","1678-4804"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Brazilian Computer Society","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1207375514","display_name":null,"funder_award_id":"Code 001","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G2065527848","display_name":null,"funder_award_id":"315409/2023-1","funder_id":"https://openalex.org/F4320322025","funder_display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico"},{"id":"https://openalex.org/G2823776494","display_name":null,"funder_award_id":"88887","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"},{"id":"https://openalex.org/G3519237112","display_name":null,"funder_award_id":"2021-00","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"},{"id":"https://openalex.org/G3794326933","display_name":null,"funder_award_id":"Code 001","funder_id":"https://openalex.org/F4320321091","funder_display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior"}],"funders":[{"id":"https://openalex.org/F4320321091","display_name":"Coordena\u00e7\u00e3o de Aperfei\u00e7oamento de Pessoal de N\u00edvel Superior","ror":"https://ror.org/00x0ma614"},{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7163394384.pdf","grobid_xml":"https://content.openalex.org/works/W7163394384.grobid-xml"},"referenced_works_count":36,"referenced_works":["https://openalex.org/W1834627138","https://openalex.org/W1901129140","https://openalex.org/W1991111872","https://openalex.org/W2013035813","https://openalex.org/W2085463895","https://openalex.org/W2140257560","https://openalex.org/W2194775991","https://openalex.org/W2507235960","https://openalex.org/W2766354260","https://openalex.org/W2798691622","https://openalex.org/W2899195858","https://openalex.org/W2962770929","https://openalex.org/W2962785568","https://openalex.org/W2963495494","https://openalex.org/W3035724178","https://openalex.org/W3108645709","https://openalex.org/W3109016549","https://openalex.org/W3155072588","https://openalex.org/W3180391059","https://openalex.org/W3207918547","https://openalex.org/W4205467938","https://openalex.org/W4211127940","https://openalex.org/W4226014430","https://openalex.org/W4231021340","https://openalex.org/W4247686858","https://openalex.org/W4312402191","https://openalex.org/W4312711779","https://openalex.org/W4312910768","https://openalex.org/W4386071831","https://openalex.org/W4386075993","https://openalex.org/W4386076368","https://openalex.org/W4392402506","https://openalex.org/W4394625756","https://openalex.org/W4403535399","https://openalex.org/W4403535424","https://openalex.org/W7133185348"],"related_works":[],"abstract_inverted_index":{"Images":[0],"acquired":[1],"in":[2,14,68,72,153,186],"surveillance":[3,92],"environments":[4],"often":[5,31],"suffer":[6],"from":[7,106,141],"conditions":[8],"such":[9,109,218],"as":[10,110,192,219],"low":[11,23,100],"resolution,":[12],"variations":[13],"pose,":[15],"irregular":[16],"illumination,":[17],"and":[18,71,102,119,138,206,214,222],"occlusions.":[19],"Due":[20],"to":[21,52,65,85,146,172],"the":[22,45,48,53,59,69,73,83,103,154,174],"quality":[24,216],"of":[25,47,56,58],"these":[26,107],"images,":[27,97,108],"face":[28,187,203,212],"recognition":[29,87,188,204],"algorithms":[30,63],"struggle.":[32],"This":[33],"major":[34],"limitation":[35],"can":[36,94,114,182],"be":[37,80],"addressed":[38],"by":[39],"employing":[40],"super-resolution":[41,62,118,130],"techniques":[42],"that":[43,181],"enhance":[44,116],"details":[46],"image.":[49],"However,":[50],"due":[51],"high":[54],"degree":[55],"difficulty":[57],"problem,":[60],"most":[61],"tend":[64],"cause":[66],"distortions":[67,152],"image":[70,137,215],"individual's":[74,155],"identity.":[75,156],"Thus,":[76],"additional":[77],"information":[78],"must":[79],"incorporated":[81],"into":[82],"processing":[84],"improve":[86,184],"robustness.":[88],"In":[89,122],"this":[90,123],"regard,":[91],"cameras":[93],"capture":[95],"multiple":[96,142],"even":[98],"at":[99],"quality,":[101],"data":[104],"extracted":[105,140],"consecutive":[111],"video":[112],"frames,":[113],"significantly":[115],"both":[117],"facial":[120,160],"recognition.":[121],"work,":[124],"we":[125],"introduce":[126],"FASR++,":[127],"a":[128,134,148,169,193],"diffusion-model-based":[129],"algorithm.":[131],"It":[132],"leverages":[133],"reference":[135],"low-resolution":[136],"features":[139,161],"auxiliary":[143],"low-quality":[144],"images":[145,180],"generate":[147],"super-resolved":[149],"output,":[150],"minimizing":[151],"Our":[157],"approach":[158,199],"recovers":[159],"without":[162],"explicitly":[163],"providing":[164],"soft":[165],"attributes":[166],"or":[167],"computing":[168],"function":[170],"gradient":[171],"guide":[173],"reconstruction":[175],"process.":[176],"FASR++":[177],"generates":[178],"high-quality":[179],"considerably":[183],"performance":[185],"tasks":[189],"when":[190],"used":[191],"pre-processing":[194],"step.":[195],"We":[196],"validate":[197],"our":[198],"on":[200],"two":[201],"standard":[202],"datasets":[205],"attain":[207],"state-of-the-art":[208],"results":[209],"for":[210],"verification,":[211],"recognition,":[213],"metrics":[217],"PSNR,":[220],"SSIM,":[221],"LPIPS.":[223]},"counts_by_year":[],"updated_date":"2026-07-21T08:15:58.654021","created_date":"2026-06-04T00:00:00"}