{"id":"https://openalex.org/W4366547670","doi":"https://doi.org/10.1145/3544548.3580924","title":"HotFoot: Foot-Based User Identification Using Thermal Imaging","display_name":"HotFoot: Foot-Based User Identification Using Thermal Imaging","publication_year":2023,"publication_date":"2023-04-19","ids":{"openalex":"https://openalex.org/W4366547670","doi":"https://doi.org/10.1145/3544548.3580924"},"language":"en","primary_location":{"id":"doi:10.1145/3544548.3580924","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3544548.3580924","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2023 CHI Conference on Human Factors in Computing Systems","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/A5022662383","display_name":"Alia Saad","orcid":"https://orcid.org/0000-0002-9910-295X"},"institutions":[{"id":"https://openalex.org/I62318514","display_name":"University of Duisburg-Essen","ror":"https://ror.org/04mz5ra38","country_code":"DE","type":"education","lineage":["https://openalex.org/I62318514"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Alia Saad","raw_affiliation_strings":["HCI Group, University of Duisburg-Essen, Germany"],"affiliations":[{"raw_affiliation_string":"HCI Group, University of Duisburg-Essen, Germany","institution_ids":["https://openalex.org/I62318514"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088582264","display_name":"Kian Izadi","orcid":"https://orcid.org/0000-0002-1045-5493"},"institutions":[{"id":"https://openalex.org/I8204097","display_name":"Ludwig-Maximilians-Universit\u00e4t M\u00fcnchen","ror":"https://ror.org/05591te55","country_code":"DE","type":"education","lineage":["https://openalex.org/I8204097"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Kian Izadi","raw_affiliation_strings":["Ludwig Maximilian University, Germany"],"affiliations":[{"raw_affiliation_string":"Ludwig Maximilian University, Germany","institution_ids":["https://openalex.org/I8204097"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056705623","display_name":"Anam Ahmad Khan","orcid":"https://orcid.org/0000-0002-1620-1902"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anam Ahmad Khan","raw_affiliation_strings":["Computing, National University of Science and\u00a0Technology, Pakistan"],"affiliations":[{"raw_affiliation_string":"Computing, National University of Science and\u00a0Technology, Pakistan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072975025","display_name":"Pascal Knierim","orcid":"https://orcid.org/0000-0001-9578-9953"},"institutions":[{"id":"https://openalex.org/I190249584","display_name":"Universit\u00e4t Innsbruck","ror":"https://ror.org/054pv6659","country_code":"AT","type":"education","lineage":["https://openalex.org/I190249584"]},{"id":"https://openalex.org/I40527276","display_name":"Universit\u00e4t der Bundeswehr M\u00fcnchen","ror":"https://ror.org/05kkv3f82","country_code":"DE","type":"education","lineage":["https://openalex.org/I1315109972","https://openalex.org/I40527276","https://openalex.org/I4387152969"]}],"countries":["AT","DE"],"is_corresponding":false,"raw_author_name":"Pascal Knierim","raw_affiliation_strings":["University of the Bundeswehr Munich, Germany and University of Innsbruck, Austria"],"affiliations":[{"raw_affiliation_string":"University of the Bundeswehr Munich, Germany and University of Innsbruck, Austria","institution_ids":["https://openalex.org/I40527276","https://openalex.org/I190249584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024328962","display_name":"Stefan Schneega\u00df","orcid":"https://orcid.org/0000-0002-0132-4934"},"institutions":[{"id":"https://openalex.org/I62318514","display_name":"University of Duisburg-Essen","ror":"https://ror.org/04mz5ra38","country_code":"DE","type":"education","lineage":["https://openalex.org/I62318514"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Stefan Schneegass","raw_affiliation_strings":["HCI Group, University of Duisburg-Essen, Germany"],"affiliations":[{"raw_affiliation_string":"HCI Group, University of Duisburg-Essen, Germany","institution_ids":["https://openalex.org/I62318514"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054117094","display_name":"Florian Alt","orcid":"https://orcid.org/0000-0001-8354-2195"},"institutions":[{"id":"https://openalex.org/I40527276","display_name":"Universit\u00e4t der Bundeswehr M\u00fcnchen","ror":"https://ror.org/05kkv3f82","country_code":"DE","type":"education","lineage":["https://openalex.org/I1315109972","https://openalex.org/I40527276","https://openalex.org/I4387152969"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Florian Alt","raw_affiliation_strings":["University of the Bundeswehr Munich, Germany"],"affiliations":[{"raw_affiliation_string":"University of the Bundeswehr Munich, Germany","institution_ids":["https://openalex.org/I40527276"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026625092","display_name":"Yomna Abdelrahman","orcid":"https://orcid.org/0000-0002-2859-7297"},"institutions":[{"id":"https://openalex.org/I40527276","display_name":"Universit\u00e4t der Bundeswehr M\u00fcnchen","ror":"https://ror.org/05kkv3f82","country_code":"DE","type":"education","lineage":["https://openalex.org/I1315109972","https://openalex.org/I40527276","https://openalex.org/I4387152969"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Yomna Abdelrahman","raw_affiliation_strings":["Bundeswehr University Munich, Germany and European Universities in Egypt, Egypt"],"affiliations":[{"raw_affiliation_string":"Bundeswehr University Munich, Germany and European Universities in Egypt, Egypt","institution_ids":["https://openalex.org/I40527276"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5022662383"],"corresponding_institution_ids":["https://openalex.org/I62318514"],"apc_list":null,"apc_paid":null,"fwci":0.4768,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.63175477,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9987999796867371,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9987999796867371,"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/T12740","display_name":"Gait Recognition and Analysis","score":0.9984999895095825,"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"}},{"id":"https://openalex.org/T11398","display_name":"Hand Gesture Recognition Systems","score":0.9952999949455261,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/socks","display_name":"SOCKS","score":0.9870163202285767},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.7288227677345276},{"id":"https://openalex.org/keywords/footprint","display_name":"Footprint","score":0.7191311717033386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6535995006561279},{"id":"https://openalex.org/keywords/biometrics","display_name":"Biometrics","score":0.6171348094940186},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4798795282840729},{"id":"https://openalex.org/keywords/foot","display_name":"Foot (prosody)","score":0.47357138991355896},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4602128565311432},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.3205692768096924},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.09755319356918335}],"concepts":[{"id":"https://openalex.org/C2777718900","wikidata":"https://www.wikidata.org/wiki/Q1061918","display_name":"SOCKS","level":2,"score":0.9870163202285767},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.7288227677345276},{"id":"https://openalex.org/C132943942","wikidata":"https://www.wikidata.org/wiki/Q2562511","display_name":"Footprint","level":2,"score":0.7191311717033386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6535995006561279},{"id":"https://openalex.org/C184297639","wikidata":"https://www.wikidata.org/wiki/Q177765","display_name":"Biometrics","level":2,"score":0.6171348094940186},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4798795282840729},{"id":"https://openalex.org/C115076146","wikidata":"https://www.wikidata.org/wiki/Q1651051","display_name":"Foot (prosody)","level":2,"score":0.47357138991355896},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4602128565311432},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.3205692768096924},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.09755319356918335},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3544548.3580924","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3544548.3580924","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2023 CHI Conference on Human Factors in Computing Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6700000166893005,"id":"https://metadata.un.org/sdg/14","display_name":"Life below water"}],"awards":[{"id":"https://openalex.org/G6961921750","display_name":null,"funder_award_id":"425869382","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":69,"referenced_works":["https://openalex.org/W1432560774","https://openalex.org/W1647645866","https://openalex.org/W1677409904","https://openalex.org/W1951183756","https://openalex.org/W1990617712","https://openalex.org/W2003021504","https://openalex.org/W2014771237","https://openalex.org/W2020214787","https://openalex.org/W2030390520","https://openalex.org/W2038789258","https://openalex.org/W2042252751","https://openalex.org/W2068742451","https://openalex.org/W2072750814","https://openalex.org/W2076566073","https://openalex.org/W2079454931","https://openalex.org/W2094327026","https://openalex.org/W2096733369","https://openalex.org/W2104160772","https://openalex.org/W2123046022","https://openalex.org/W2131976234","https://openalex.org/W2135892449","https://openalex.org/W2136928336","https://openalex.org/W2139610293","https://openalex.org/W2140682144","https://openalex.org/W2140959843","https://openalex.org/W2162244427","https://openalex.org/W2291015381","https://openalex.org/W2292833244","https://openalex.org/W2364054582","https://openalex.org/W2402661097","https://openalex.org/W2549484948","https://openalex.org/W2557575422","https://openalex.org/W2561303156","https://openalex.org/W2595049866","https://openalex.org/W2597845860","https://openalex.org/W2605655455","https://openalex.org/W2610295646","https://openalex.org/W2611456076","https://openalex.org/W2662765459","https://openalex.org/W2751299826","https://openalex.org/W2755506150","https://openalex.org/W2778675419","https://openalex.org/W2782784024","https://openalex.org/W2789377834","https://openalex.org/W2803380720","https://openalex.org/W2805131455","https://openalex.org/W2888394219","https://openalex.org/W2888620059","https://openalex.org/W2896515397","https://openalex.org/W2906362579","https://openalex.org/W2933579063","https://openalex.org/W2936877389","https://openalex.org/W2963674136","https://openalex.org/W2972672476","https://openalex.org/W2976670645","https://openalex.org/W2990686905","https://openalex.org/W2990946873","https://openalex.org/W2990961119","https://openalex.org/W2997751446","https://openalex.org/W2999711171","https://openalex.org/W3003472620","https://openalex.org/W3032172280","https://openalex.org/W3123990847","https://openalex.org/W3131059668","https://openalex.org/W3160709058","https://openalex.org/W4210774206","https://openalex.org/W4300873085","https://openalex.org/W4301264738","https://openalex.org/W4313266812"],"related_works":["https://openalex.org/W2765947008","https://openalex.org/W4231943583","https://openalex.org/W2902949815","https://openalex.org/W2011623138","https://openalex.org/W2353749315","https://openalex.org/W2061015385","https://openalex.org/W2118454012","https://openalex.org/W2912577612","https://openalex.org/W4205428708","https://openalex.org/W4200498534"],"abstract_inverted_index":{"We":[0,76],"propose":[1],"a":[2,55,78],"novel":[3],"method":[4],"for":[5,32,143],"seamlessly":[6],"identifying":[7],"users":[8],"by":[9],"combining":[10,106],"thermal":[11,48,109,141],"and":[12,45,63,95,103,108,115,121,145],"visible":[13],"feet":[14,22,61,82],"features.":[15],"While":[16],"it":[17],"is":[18],"known":[19],"that":[20],"users\u2019":[21,81],"have":[23,27],"unique":[24],"characteristics,":[25],"these":[26],"so":[28],"far":[29],"been":[30],"underutilized":[31],"biometric":[33],"identification,":[34,59],"as":[35],"observing":[36],"those":[37],"features":[38,62],"often":[39],"requires":[40],"the":[41,68,138],"removal":[42],"of":[43,58,80,89,140],"shoes":[44,73,129],"socks.":[46,75],"As":[47],"cameras":[49],"are":[50],"becoming":[51],"ubiquitous,":[52],"we":[53],"foresee":[54],"new":[56],"form":[57],"using":[60],"heat":[64],"traces":[65],"to":[66],"reconstruct":[67],"footprint":[69],"even":[70],"while":[71],"wearing":[72,86],"or":[74],"collected":[77],"dataset":[79],"(N":[83],"=":[84],"21),":[85],"three":[87,98],"types":[88,100],"footwear":[90],"(personal":[91],"shoes,":[92,94],"standard":[93],"socks)":[96],"on":[97,118,130],"floor":[99,119,132],"(carpet,":[101],"laminate,":[102],"linoleum).":[104],"By":[105],"visual":[107],"features,":[110],"an":[111],"AUC":[112],"between":[113],"91.1%":[114],"98.9%,":[116],"depending":[117],"type":[120,123],"shoe":[122],"can":[124],"be":[125],"achieved,":[126],"with":[127],"personal":[128],"linoleum":[131],"performing":[133],"best.":[134],"Our":[135],"findings":[136],"demonstrate":[137],"potential":[139],"imaging":[142],"continuous":[144],"unobtrusive":[146],"user":[147],"identification.":[148]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1}],"updated_date":"2026-04-13T07:58:08.660418","created_date":"2025-10-10T00:00:00"}
