{"id":"https://openalex.org/W2100020371","doi":"https://doi.org/10.1186/1687-5281-2013-49","title":"An automated chimpanzee identification system using face detection and recognition","display_name":"An automated chimpanzee identification system using face detection and recognition","publication_year":2013,"publication_date":"2013-08-19","ids":{"openalex":"https://openalex.org/W2100020371","doi":"https://doi.org/10.1186/1687-5281-2013-49","mag":"2100020371"},"language":"en","primary_location":{"id":"doi:10.1186/1687-5281-2013-49","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-5281-2013-49","pdf_url":"https://jivp-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-5281-2013-49","source":{"id":"https://openalex.org/S153767265","display_name":"EURASIP Journal on Image and Video Processing","issn_l":"1687-5176","issn":["1687-5176","1687-5281"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Image and Video Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://jivp-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-5281-2013-49","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042187469","display_name":"Alexander Loos","orcid":"https://orcid.org/0000-0003-1920-8189"},"institutions":[{"id":"https://openalex.org/I4210138578","display_name":"Fraunhofer Institute for Digital Media Technology","ror":"https://ror.org/04gp0yb49","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210138578","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Alexander Loos","raw_affiliation_strings":["Audio Visual Systems, Fraunhofer IDMT, 98693, Ilmenau, Germany","Audio Visual Systems, Fraunhofer IDMT, Ilmenau, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Audio Visual Systems, Fraunhofer IDMT, 98693, Ilmenau, Germany","institution_ids":["https://openalex.org/I4210138578"]},{"raw_affiliation_string":"Audio Visual Systems, Fraunhofer IDMT, Ilmenau, Germany","institution_ids":["https://openalex.org/I4210138578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037240301","display_name":"Andreas Ernst","orcid":"https://orcid.org/0000-0002-1101-8359"},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Andreas Ernst","raw_affiliation_strings":["Electronic Imaging, Fraunhofer IIS, 91058, Erlangen, Germany","Electronic Imaging, Fraunhofer IIS, Erlangen, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Electronic Imaging, Fraunhofer IIS, 91058, Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]},{"raw_affiliation_string":"Electronic Imaging, Fraunhofer IIS, Erlangen, Germany","institution_ids":["https://openalex.org/I4210124274"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5042187469"],"corresponding_institution_ids":["https://openalex.org/I4210138578"],"apc_list":{"value":1665,"currency":"USD","value_usd":1665},"apc_paid":{"value":1665,"currency":"USD","value_usd":1665},"fwci":3.2474,"has_fulltext":true,"cited_by_count":72,"citation_normalized_percentile":{"value":0.9144566,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"2013","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10699","display_name":"Primate Behavior and Ecology","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10699","display_name":"Primate Behavior and Ecology","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11214","display_name":"Human-Animal Interaction Studies","score":0.9825000166893005,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11665","display_name":"Animal Vocal Communication and Behavior","score":0.978600025177002,"subfield":{"id":"https://openalex.org/subfields/1309","display_name":"Developmental Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/biometrics","display_name":"Biometrics","score":0.7501897215843201},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7422208786010742},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.7354318499565125},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6595892906188965},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.6297496557235718},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.5825819373130798},{"id":"https://openalex.org/keywords/threatened-species","display_name":"Threatened species","score":0.5342143774032593},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.44971147179603577},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.44648459553718567},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3349931836128235},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.09136402606964111},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.08180686831474304}],"concepts":[{"id":"https://openalex.org/C184297639","wikidata":"https://www.wikidata.org/wiki/Q177765","display_name":"Biometrics","level":2,"score":0.7501897215843201},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7422208786010742},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.7354318499565125},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6595892906188965},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.6297496557235718},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.5825819373130798},{"id":"https://openalex.org/C24518262","wikidata":"https://www.wikidata.org/wiki/Q16197023","display_name":"Threatened species","level":3,"score":0.5342143774032593},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.44971147179603577},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.44648459553718567},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3349931836128235},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.09136402606964111},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.08180686831474304},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1186/1687-5281-2013-49","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-5281-2013-49","pdf_url":"https://jivp-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-5281-2013-49","source":{"id":"https://openalex.org/S153767265","display_name":"EURASIP Journal on Image and Video Processing","issn_l":"1687-5176","issn":["1687-5176","1687-5281"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Image and Video Processing","raw_type":"journal-article"},{"id":"pmh:oai:fraunhofer.de:N-287260","is_oa":true,"landing_page_url":"http://publica.fraunhofer.de/documents/N-287260.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer IDMT","raw_type":"Journal Article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/234580","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/234580","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"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":"journal article"}],"best_oa_location":{"id":"doi:10.1186/1687-5281-2013-49","is_oa":true,"landing_page_url":"https://doi.org/10.1186/1687-5281-2013-49","pdf_url":"https://jivp-eurasipjournals.springeropen.com/counter/pdf/10.1186/1687-5281-2013-49","source":{"id":"https://openalex.org/S153767265","display_name":"EURASIP Journal on Image and Video Processing","issn_l":"1687-5176","issn":["1687-5176","1687-5281"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Image and Video Processing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life in Land","score":0.7200000286102295,"id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321114","display_name":"Bundesministerium f\u00fcr Bildung und Forschung","ror":"https://ror.org/04pz7b180"},{"id":"https://openalex.org/F4320322434","display_name":"Max-Planck-Gesellschaft","ror":"https://ror.org/01hhn8329"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2100020371.pdf","grobid_xml":"https://content.openalex.org/works/W2100020371.grobid-xml"},"referenced_works_count":60,"referenced_works":["https://openalex.org/W423095831","https://openalex.org/W641944307","https://openalex.org/W1497290881","https://openalex.org/W1510526001","https://openalex.org/W1520795124","https://openalex.org/W1529297639","https://openalex.org/W1578352865","https://openalex.org/W1584317276","https://openalex.org/W1674866864","https://openalex.org/W1684576420","https://openalex.org/W1979287319","https://openalex.org/W1990054309","https://openalex.org/W2004793635","https://openalex.org/W2026744773","https://openalex.org/W2032210760","https://openalex.org/W2033390742","https://openalex.org/W2033419168","https://openalex.org/W2039051707","https://openalex.org/W2043382000","https://openalex.org/W2046450404","https://openalex.org/W2047268187","https://openalex.org/W2049409009","https://openalex.org/W2062439858","https://openalex.org/W2084028263","https://openalex.org/W2102838360","https://openalex.org/W2107634464","https://openalex.org/W2117553576","https://openalex.org/W2119605622","https://openalex.org/W2120954940","https://openalex.org/W2121647436","https://openalex.org/W2122523447","https://openalex.org/W2129812935","https://openalex.org/W2130144437","https://openalex.org/W2137385871","https://openalex.org/W2138451337","https://openalex.org/W2139312349","https://openalex.org/W2140583299","https://openalex.org/W2145073242","https://openalex.org/W2150066023","https://openalex.org/W2151103935","https://openalex.org/W2153635508","https://openalex.org/W2158424441","https://openalex.org/W2158489272","https://openalex.org/W2164598857","https://openalex.org/W2165731615","https://openalex.org/W2168572310","https://openalex.org/W2180187800","https://openalex.org/W2186518338","https://openalex.org/W2189069435","https://openalex.org/W2217896605","https://openalex.org/W2558906580","https://openalex.org/W2804792817","https://openalex.org/W2901678663","https://openalex.org/W3097096317","https://openalex.org/W4234427320","https://openalex.org/W4244952642","https://openalex.org/W4300586747","https://openalex.org/W6601691205","https://openalex.org/W6639212891","https://openalex.org/W6682574137"],"related_works":["https://openalex.org/W2103413230","https://openalex.org/W3086983552","https://openalex.org/W1899364738","https://openalex.org/W43171467","https://openalex.org/W2248182120","https://openalex.org/W2134472250","https://openalex.org/W2908959303","https://openalex.org/W2347601237","https://openalex.org/W2897995864","https://openalex.org/W1775397219"],"abstract_inverted_index":{"Due":[0],"to":[1,25,45,57,95,125,136,171,284,306,319],"the":[2,15,27,35,59,65,69,85,110,121,154,192,256,263,293,297,304,325],"ongoing":[3],"biodiversity":[4],"crisis,":[5],"many":[6],"species":[7],"including":[8,222],"great":[9,115,266],"apes":[10,116],"like":[11],"chimpanzees":[12,221],"are":[13],"on":[14,109,236],"brink":[16],"of":[17,30,38,61,68,87,106,120,194,220,239,265],"extinction.":[18],"Consequently,":[19],"there":[20],"is":[21,75,168],"an":[22,214],"urgent":[23],"need":[24],"protect":[26],"remaining":[28,62],"populations":[29],"threatened":[31],"species.":[32],"To":[33,83,190],"overcome":[34,84,191],"catastrophic":[36],"decline":[37],"biodiversity,":[39],"biologists":[40],"and":[41,49,72,80,104,114,127,131,177,203,227,241,269,282,289,315],"gamekeepers":[42,283],"recently":[43,93],"started":[44,94],"use":[46],"remote":[47],"cameras":[48],"recording":[50],"devices":[51],"for":[52,100,139,217,300],"wildlife":[53,313],"monitoring":[54,314],"in":[55,153,262,311,324],"order":[56],"estimate":[58,285],"size":[60],"populations.":[63],"However,":[64],"manual":[66],"analysis":[67],"resulting":[70],"image":[71],"video":[73],"material":[74],"extremely":[76],"tedious,":[77],"time":[78],"consuming,":[79],"cost":[81],"intensive.":[82],"burden":[86],"time-consuming":[88],"routine":[89],"work,":[90,197],"we":[91,123,145,156,198,253],"have":[92],"develop":[96,320],"computer":[97],"vision":[98],"algorithms":[99,235],"automated":[101,215],"chimpanzee":[102,140,243,301],"detection":[103,130],"identification":[105,219,268,302],"individuals.":[107,189],"Based":[108],"assumption":[111],"that":[112,255],"humans":[113],"share":[117],"similar":[118],"properties":[119],"face,":[122],"proposed":[124,234,298],"adapt":[126],"extend":[128,158],"face":[129,223,225,228],"recognition":[132],"algorithms,":[133],"originally":[134],"developed":[135],"recognize":[137],"humans,":[138],"identification.":[141],"In":[142,250],"this":[143],"paper":[144],"do":[146],"not":[147],"only":[148],"summarize":[149],"our":[150,159,195,233,274],"earlier":[151],"work":[152],"field,":[155],"also":[157],"previous":[160,196,260],"approaches":[161,261],"towards":[162],"a":[163,208],"more":[164,290],"robust":[165],"system":[166,275],"which":[167,245],"less":[169],"prone":[170],"difficult":[172],"lighting":[173],"situations,":[174],"various":[175],"poses,":[176],"expressions":[178],"as":[179,181],"well":[180],"partial":[182],"occlusion":[183],"by":[184,248,279],"branches,":[185],"leafs,":[186],"or":[187],"other":[188],"limitations":[193],"combine":[199],"holistic":[200],"global":[201],"features":[202],"locally":[204],"extracted":[205],"descriptors":[206],"using":[207],"decision":[209],"fusion":[210],"scheme.":[211],"We":[212,230],"present":[213],"framework":[216,258,299],"photo":[218],"detection,":[224],"alignment,":[226],"recognition.":[229],"thoroughly":[231],"evaluate":[232],"two":[237],"datasets":[238],"captive":[240],"free-living":[242],"individuals":[244],"were":[246],"annotated":[247],"experts.":[249],"three":[251],"experiments":[252],"show":[254],"presented":[257],"outperforms":[259],"field":[264],"ape":[267],"achieves":[270],"promising":[271],"results.":[272],"Therefore,":[273],"can":[276,316],"be":[277],"used":[278],"biologists,":[280],"researchers,":[281],"population":[286],"sizes":[287],"faster":[288],"precisely":[291],"than":[292],"current":[294],"frameworks.":[295],"Thus,":[296],"has":[303],"potential":[305],"open":[307],"up":[308],"new":[309],"venues":[310],"efficient":[312],"help":[317],"researches":[318],"innovative":[321],"protection":[322],"schemes":[323],"future.":[326]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":9},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":12},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}
