{"id":"https://openalex.org/W2165953329","doi":"https://doi.org/10.1109/imvip.2009.25","title":"Comparing and Improving Algorithms for Iris Recognition","display_name":"Comparing and Improving Algorithms for Iris Recognition","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2165953329","doi":"https://doi.org/10.1109/imvip.2009.25","mag":"2165953329"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/imvip.2009.25","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"proceedings-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/A5109959302","display_name":"Deborah Rankin","orcid":null},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Deborah Rankin","raw_affiliation_strings":["School of Computing and Information Engineering, University of Ulster, Coleraine, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing and Information Engineering, University of Ulster, Coleraine, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025293749","display_name":"Bryan Scotney","orcid":"https://orcid.org/0000-0002-8243-2223"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Bryan Scotney","raw_affiliation_strings":["School of Computing and Information Engineering, University of Ulster, Coleraine, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing and Information Engineering, University of Ulster, Coleraine, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064073991","display_name":"Philip Morrow","orcid":"https://orcid.org/0000-0002-2373-4758"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Philip Morrow","raw_affiliation_strings":["School of Computing and Information Engineering, University of Ulster, Coleraine, UK"],"affiliations":[{"raw_affiliation_string":"School of Computing and Information Engineering, University of Ulster, Coleraine, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031774717","display_name":"R. F. McDowell","orcid":null},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Rod McDowell","raw_affiliation_strings":["School of Biomedical Sciences, University of Ulster, Coleraine, UK"],"affiliations":[{"raw_affiliation_string":"School of Biomedical Sciences, University of Ulster, Coleraine, UK","institution_ids":["https://openalex.org/I138801177"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027049932","display_name":"Barbara Pier\u015bcionek","orcid":"https://orcid.org/0000-0002-8661-6353"},"institutions":[{"id":"https://openalex.org/I138801177","display_name":"University of Ulster","ror":"https://ror.org/01yp9g959","country_code":"GB","type":"education","lineage":["https://openalex.org/I138801177"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Barbara Pierscionek","raw_affiliation_strings":["School of Biomedical Sciences, University of Ulster, Coleraine, UK"],"affiliations":[{"raw_affiliation_string":"School of Biomedical Sciences, University of Ulster, Coleraine, UK","institution_ids":["https://openalex.org/I138801177"]}]}],"institution_assertions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.374,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":7,"citation_normalized_percentile":{"value":0.739387,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":81,"max":82},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T10828","display_name":"Biometric Identification and Security","score":0.9999,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10828","display_name":"Biometric Identification and Security","score":0.9999,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T13192","display_name":"Forensic Fingerprint Detection Methods","score":0.9636,"subfield":{"id":"https://openalex.org/subfields/3311","display_name":"Safety Research"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9567,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/iris-recognition","display_name":"Iris Recognition","score":0.924218},{"id":"https://openalex.org/keywords/iris","display_name":"IRIS (biosensor)","score":0.8546738},{"id":"https://openalex.org/keywords/pupillary-response","display_name":"Pupillary response","score":0.6165454},{"id":"https://openalex.org/keywords/identification","display_name":"Identification","score":0.59643173},{"id":"https://openalex.org/keywords/pupil-size","display_name":"Pupil size","score":0.50326675},{"id":"https://openalex.org/keywords/dilation","display_name":"Dilation (metric space)","score":0.42961282}],"concepts":[{"id":"https://openalex.org/C112356035","wikidata":"https://www.wikidata.org/wiki/Q1672722","display_name":"Iris recognition","level":3,"score":0.924218},{"id":"https://openalex.org/C2779503344","wikidata":"https://www.wikidata.org/wiki/Q5973514","display_name":"IRIS (biosensor)","level":3,"score":0.8546738},{"id":"https://openalex.org/C184297639","wikidata":"https://www.wikidata.org/wiki/Q177765","display_name":"Biometrics","level":2,"score":0.78184104},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.71675384},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7066139},{"id":"https://openalex.org/C154504017","wikidata":"https://www.wikidata.org/wiki/Q853614","display_name":"Identifier","level":2,"score":0.6707052},{"id":"https://openalex.org/C149288182","wikidata":"https://www.wikidata.org/wiki/Q7260673","display_name":"Pupillary response","level":3,"score":0.6165454},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.59643173},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5665373},{"id":"https://openalex.org/C2777394604","wikidata":"https://www.wikidata.org/wiki/Q173318","display_name":"Pupil","level":2,"score":0.5359484},{"id":"https://openalex.org/C3019054092","wikidata":"https://www.wikidata.org/wiki/Q7260673","display_name":"Pupil size","level":3,"score":0.50326675},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.44103366},{"id":"https://openalex.org/C2780757906","wikidata":"https://www.wikidata.org/wiki/Q5276676","display_name":"Dilation (metric space)","level":2,"score":0.42961282},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.41206086},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33486533},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.14277971},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.059636444},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","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":[],"locations_count":1,"locations":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/imvip.2009.25","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[],"grants":[],"datasets":[],"versions":[],"referenced_works_count":21,"referenced_works":["https://openalex.org/W1598791192","https://openalex.org/W178227285","https://openalex.org/W1974821667","https://openalex.org/W2008338741","https://openalex.org/W2013693301","https://openalex.org/W2100202779","https://openalex.org/W2102796633","https://openalex.org/W2107542056","https://openalex.org/W2114212719","https://openalex.org/W2114415923","https://openalex.org/W2120376822","https://openalex.org/W2134408546","https://openalex.org/W2139695910","https://openalex.org/W2143651794","https://openalex.org/W2145653545","https://openalex.org/W2146890893","https://openalex.org/W2164954941","https://openalex.org/W2167034998","https://openalex.org/W2167075312","https://openalex.org/W2171759622","https://openalex.org/W26264755"],"related_works":["https://openalex.org/W4285294999","https://openalex.org/W3118311032","https://openalex.org/W2497538886","https://openalex.org/W2169417829","https://openalex.org/W2067347903","https://openalex.org/W2028430576","https://openalex.org/W2026136388","https://openalex.org/W1991780793","https://openalex.org/W1978550762","https://openalex.org/W1959517658"],"abstract_inverted_index":{"The":[0,12],"iris":[1,16,28,45,89,123],"has":[2],"been":[3],"proposed":[4],"as":[5,17],"a":[6,18,32,50,65,81,127],"reliable":[7],"means":[8,82],"of":[9,14,52,64,83,111,129],"biometric":[10],"identification.":[11],"importance":[13],"the":[15,24,27,41,44,85,88,109],"unique":[19],"identifier":[20],"is":[21,29,62,78,80,140],"predicated":[22],"on":[23],"assumption":[25],"that":[26,43,69,98,137],"stable":[30],"throughout":[31],"person's":[33],"life.":[34],"This":[35],"does":[36],"not":[37,92],"take":[38],"into":[39],"account":[40],"fact":[42],"changes":[46],"in":[47,87,100,114,118],"response":[48,101],"to":[49,102],"number":[51],"external":[53,103],"factors":[54],"including":[55],"medication,":[56],"disease,":[57],"surgery":[58],"and":[59,61,74,108,126,142],"age":[60],"part":[63],"dynamic":[66],"optical":[67],"system":[68],"alters":[70],"with":[71],"light":[72],"levels":[73],"focussing":[75],"distance.":[76],"What":[77],"required":[79],"identifying":[84],"features":[86],"which":[90],"do":[91],"alter":[93],"over":[94],"time":[95],"from":[96,132],"those":[97],"change":[99],"factors.":[104],"Iris":[105],"segmentation":[106,139],"issues":[107],"effects":[110],"pupil":[112],"dilation":[113],"identification":[115],"are":[116],"examined":[117],"this":[119],"study":[120],"using":[121],"existing":[122],"recognition":[124],"algorithms":[125],"series":[128],"images":[130],"captured":[131],"three":[133],"subjects.":[134],"A":[135],"technique":[136],"enhances":[138],"presented":[141],"discussed.":[143]},"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2165953329","counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2024-12-10T01:14:35.419624","created_date":"2016-06-24"}