{"id":"https://openalex.org/W2891590435","doi":"https://doi.org/10.1109/jcsse.2018.8457336","title":"Face Recognition In Unconstrained Environment","display_name":"Face Recognition In Unconstrained Environment","publication_year":2018,"publication_date":"2018-07-01","ids":{"openalex":"https://openalex.org/W2891590435","doi":"https://doi.org/10.1109/jcsse.2018.8457336","mag":"2891590435"},"language":"en","primary_location":{"id":"doi:10.1109/jcsse.2018.8457336","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jcsse.2018.8457336","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 15th International Joint Conference on Computer Science and Software Engineering (JCSSE)","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/A5031575274","display_name":"Wipawee Srisawasd","orcid":null},"institutions":[{"id":"https://openalex.org/I179193067","display_name":"Khon Kaen University","ror":"https://ror.org/03cq4gr50","country_code":"TH","type":"education","lineage":["https://openalex.org/I179193067"]}],"countries":["TH"],"is_corresponding":true,"raw_author_name":"Wipawee Srisawasd","raw_affiliation_strings":["Department of Computer Science Faculty of Science, Khon Kaen University, Khon Kaen, Thailand"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science Faculty of Science, Khon Kaen University, Khon Kaen, Thailand","institution_ids":["https://openalex.org/I179193067"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000400370","display_name":"Sartra Wongthanavasu","orcid":"https://orcid.org/0000-0002-4689-3006"},"institutions":[{"id":"https://openalex.org/I179193067","display_name":"Khon Kaen University","ror":"https://ror.org/03cq4gr50","country_code":"TH","type":"education","lineage":["https://openalex.org/I179193067"]}],"countries":["TH"],"is_corresponding":false,"raw_author_name":"Sartra Wongthanavasu","raw_affiliation_strings":["Department of Computer Science Faculty of Science, Khon Kaen University, Khon Kaen, Thailand"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science Faculty of Science, Khon Kaen University, Khon Kaen, Thailand","institution_ids":["https://openalex.org/I179193067"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5031575274"],"corresponding_institution_ids":["https://openalex.org/I179193067"],"apc_list":null,"apc_paid":null,"fwci":0.1045,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.4487526,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"1","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11448","display_name":"Face recognition and analysis","score":0.9994999766349792,"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/T11448","display_name":"Face recognition and analysis","score":0.9994999766349792,"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/T10057","display_name":"Face and Expression Recognition","score":0.9993000030517578,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9868000149726868,"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/computer-science","display_name":"Computer science","score":0.8298631310462952},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.8042121529579163},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.7490266561508179},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.7187860608100891},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.6927037239074707},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6298015117645264},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.622511088848114},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.599509596824646},{"id":"https://openalex.org/keywords/three-dimensional-face-recognition","display_name":"Three-dimensional face recognition","score":0.5631961226463318},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.560905933380127},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5468024015426636},{"id":"https://openalex.org/keywords/histogram-equalization","display_name":"Histogram equalization","score":0.5291864275932312},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.4831621050834656},{"id":"https://openalex.org/keywords/face-detection","display_name":"Face detection","score":0.47207188606262207},{"id":"https://openalex.org/keywords/histogram-of-oriented-gradients","display_name":"Histogram of oriented gradients","score":0.4699673354625702},{"id":"https://openalex.org/keywords/active-appearance-model","display_name":"Active appearance model","score":0.4321296215057373},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3565785884857178}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8298631310462952},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.8042121529579163},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.7490266561508179},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.7187860608100891},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.6927037239074707},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6298015117645264},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.622511088848114},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.599509596824646},{"id":"https://openalex.org/C88799230","wikidata":"https://www.wikidata.org/wiki/Q3398329","display_name":"Three-dimensional face recognition","level":5,"score":0.5631961226463318},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.560905933380127},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5468024015426636},{"id":"https://openalex.org/C136943445","wikidata":"https://www.wikidata.org/wiki/Q1970240","display_name":"Histogram equalization","level":4,"score":0.5291864275932312},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.4831621050834656},{"id":"https://openalex.org/C4641261","wikidata":"https://www.wikidata.org/wiki/Q11681085","display_name":"Face detection","level":4,"score":0.47207188606262207},{"id":"https://openalex.org/C17426736","wikidata":"https://www.wikidata.org/wiki/Q419918","display_name":"Histogram of oriented gradients","level":4,"score":0.4699673354625702},{"id":"https://openalex.org/C83248878","wikidata":"https://www.wikidata.org/wiki/Q344000","display_name":"Active appearance model","level":3,"score":0.4321296215057373},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3565785884857178},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"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/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jcsse.2018.8457336","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jcsse.2018.8457336","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 15th International Joint Conference on Computer Science and Software Engineering (JCSSE)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.47999998927116394,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W66412119","https://openalex.org/W1610836425","https://openalex.org/W1954340199","https://openalex.org/W2033419168","https://openalex.org/W2036868818","https://openalex.org/W2047508432","https://openalex.org/W2082308025","https://openalex.org/W2099537160","https://openalex.org/W2130951230","https://openalex.org/W2134658556","https://openalex.org/W2138780604","https://openalex.org/W2139212933","https://openalex.org/W2139417024","https://openalex.org/W2150209645","https://openalex.org/W2152826865","https://openalex.org/W2157239837","https://openalex.org/W2161969291","https://openalex.org/W2171262059","https://openalex.org/W2428464525","https://openalex.org/W2529779244","https://openalex.org/W3023411394","https://openalex.org/W6636497728","https://openalex.org/W6662335928","https://openalex.org/W6680254817","https://openalex.org/W6682010724","https://openalex.org/W6683411478"],"related_works":["https://openalex.org/W325114128","https://openalex.org/W4206923589","https://openalex.org/W3034828634","https://openalex.org/W3014491775","https://openalex.org/W4284671953","https://openalex.org/W4285815683","https://openalex.org/W2184186800","https://openalex.org/W980171259","https://openalex.org/W4360994936","https://openalex.org/W74006108"],"abstract_inverted_index":{"Face":[0],"recognition":[1,41],"has":[2],"been":[3],"a":[4,19,32,47],"challenging":[5],"research":[6],"problem":[7],"to":[8,11,36,64,73,82,107,148],"date":[9],"due":[10],"its":[12],"applications.":[13],"Researchers":[14],"are":[15],"currently":[16],"focusing":[17],"on":[18,130,145],"rare":[20],"number":[21,76],"of":[22,67,77,102,116],"images,":[23],"various":[24,52,57,88],"face":[25,40,49,78,86,91,110],"poses,":[26,89],"and":[27,56,69],"illuminations.":[28,58],"This":[29],"paper":[30],"proposes":[31],"new":[33],"promising":[34],"approach":[35,136],"cope":[37,83],"with":[38,84,87],"the":[39,75,90,108,134,138,149],"in":[42,51,143],"unconstrained":[43],"environment.":[44],"It":[45,59],"uses":[46],"single":[48],"image":[50],"poses":[53],"(non-frontal":[54],"face)":[55],"applied":[60],"Histogram":[61],"Equalization":[62],"(HE)":[63],"get":[65],"rid":[66],"illuminations":[68],"using":[70,93,114],"mirrored":[71],"images":[72],"augment":[74],"images.":[79],"In":[80,128],"addition,":[81],"non-frontal":[85],"model":[92],"Active":[94],"Appearance":[95],"Model":[96],"(AAM)":[97],"is":[98,104,126],"implemented.":[99,127],"The":[100],"result":[101],"AAM":[103],"then":[105],"oriented":[106],"frontal":[109],"for":[111],"feature":[112],"extraction":[113],"Histograms":[115],"Oriented":[117],"Gradients":[118],"(HOG).":[119],"For":[120],"classification,":[121],"Support":[122],"Vector":[123],"Machines":[124],"(SVM)":[125],"simulation":[129],"FERET":[131],"benchmark":[132],"database,":[133],"proposed":[135],"provided":[137],"outstanding":[139],"results":[140],"at":[141],"90.12%":[142],"accuracy":[144],"average":[146],"superior":[147],"compared":[150],"method.":[151]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}