{"id":"https://openalex.org/W1963973310","doi":"https://doi.org/10.1109/apsipa.2013.6694152","title":"Facial expression recognition using Hough forest","display_name":"Facial expression recognition using Hough forest","publication_year":2013,"publication_date":"2013-10-01","ids":{"openalex":"https://openalex.org/W1963973310","doi":"https://doi.org/10.1109/apsipa.2013.6694152","mag":"1963973310"},"language":"en","primary_location":{"id":"doi:10.1109/apsipa.2013.6694152","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2013.6694152","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference","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/A5081883363","display_name":"Chi\u2010Ting Hsu","orcid":null},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Chi-Ting Hsu","raw_affiliation_strings":["Department of Electrical Engineering, National Tsing-Hua University, Hsin-Chu, Taiwan","Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Tsing-Hua University, Hsin-Chu, Taiwan","institution_ids":["https://openalex.org/I25846049"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan#TAB#","institution_ids":["https://openalex.org/I25846049"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077937342","display_name":"Shih-Chung Hsu","orcid":null},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Shih-Chung Hsu","raw_affiliation_strings":["Department of Electrical Engineering, National Tsing-Hua University, Hsin-Chu, Taiwan","Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Tsing-Hua University, Hsin-Chu, Taiwan","institution_ids":["https://openalex.org/I25846049"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan#TAB#","institution_ids":["https://openalex.org/I25846049"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101823397","display_name":"Chung\u2010Lin Huang","orcid":"https://orcid.org/0000-0002-9866-4109"},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chung-Lin Huang","raw_affiliation_strings":["Department of Electrical Engineering, National Tsing-Hua University, Hsin-Chu, Taiwan","Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Tsing-Hua University, Hsin-Chu, Taiwan","institution_ids":["https://openalex.org/I25846049"]},{"raw_affiliation_string":"Dept. of Electr. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan#TAB#","institution_ids":["https://openalex.org/I25846049"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5081883363"],"corresponding_institution_ids":["https://openalex.org/I25846049"],"apc_list":null,"apc_paid":null,"fwci":0.5443,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.6770692,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"2","issue":null,"first_page":"1","last_page":"9"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9980000257492065,"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/T10057","display_name":"Face and Expression Recognition","score":0.9980000257492065,"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":0.9976000189781189,"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/T10667","display_name":"Emotion and Mood Recognition","score":0.9926000237464905,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/morphing","display_name":"Morphing","score":0.9419770836830139},{"id":"https://openalex.org/keywords/facial-expression","display_name":"Facial expression","score":0.8320982456207275},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.658649742603302},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6509307026863098},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.641455888748169},{"id":"https://openalex.org/keywords/expression","display_name":"Expression (computer science)","score":0.5966961979866028},{"id":"https://openalex.org/keywords/facial-expression-recognition","display_name":"Facial expression recognition","score":0.5171467661857605},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.44442182779312134},{"id":"https://openalex.org/keywords/facial-action-coding-system","display_name":"Facial Action Coding System","score":0.4273323118686676},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.4183807969093323},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.3603147268295288}],"concepts":[{"id":"https://openalex.org/C50637493","wikidata":"https://www.wikidata.org/wiki/Q1136781","display_name":"Morphing","level":2,"score":0.9419770836830139},{"id":"https://openalex.org/C195704467","wikidata":"https://www.wikidata.org/wiki/Q327968","display_name":"Facial expression","level":2,"score":0.8320982456207275},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.658649742603302},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6509307026863098},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.641455888748169},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.5966961979866028},{"id":"https://openalex.org/C2987714656","wikidata":"https://www.wikidata.org/wiki/Q1185804","display_name":"Facial expression recognition","level":4,"score":0.5171467661857605},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.44442182779312134},{"id":"https://openalex.org/C40346341","wikidata":"https://www.wikidata.org/wiki/Q1391629","display_name":"Facial Action Coding System","level":3,"score":0.4273323118686676},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.4183807969093323},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.3603147268295288},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"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/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/apsipa.2013.6694152","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apsipa.2013.6694152","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1601740268","https://openalex.org/W1970942140","https://openalex.org/W1979606776","https://openalex.org/W2003238582","https://openalex.org/W2033773055","https://openalex.org/W2094654793","https://openalex.org/W2098044144","https://openalex.org/W2101965618","https://openalex.org/W2103943262","https://openalex.org/W2112120662","https://openalex.org/W2124901121","https://openalex.org/W2125127226","https://openalex.org/W2135931458","https://openalex.org/W2139916508","https://openalex.org/W2145310492","https://openalex.org/W2146203184","https://openalex.org/W2152826865","https://openalex.org/W2158198839","https://openalex.org/W2159017231","https://openalex.org/W2161634108","https://openalex.org/W2164598857","https://openalex.org/W2545697062","https://openalex.org/W2911964244","https://openalex.org/W3003662786","https://openalex.org/W3034751874"],"related_works":["https://openalex.org/W2012415311","https://openalex.org/W2130087906","https://openalex.org/W1998708415","https://openalex.org/W3169168314","https://openalex.org/W2627086084","https://openalex.org/W2023657742","https://openalex.org/W2049699482","https://openalex.org/W2953116087","https://openalex.org/W3153565281","https://openalex.org/W3027190010"],"abstract_inverted_index":{"This":[0],"paper":[1],"introduces":[2],"a":[3,81],"new":[4],"facial":[5,19,30,36,43,55,60,71],"expression":[6,20,37,72],"recognition":[7],"system.":[8],"Facial":[9],"expressions":[10,44],"analysis":[11],"encounters":[12],"two":[13],"major":[14],"problems:":[15],"non-rigid":[16,22,41],"morphing":[17,42],"(human":[18],"are":[21,33,77],"and":[23,26,45,64],"shape":[24],"deformation)":[25],"person-specific":[27,48],"appearance":[28],"(the":[29],"action":[31],"features":[32,52],"people-dependent).":[34],"Our":[35],"system":[38],"analyzes":[39],"the":[40,47,67,70,74],"eliminates":[46],"effects":[49],"through":[50],"patch":[51],"extracted":[53],"from":[54],"motion":[56],"due":[57],"to":[58],"different":[59],"expressions.":[61],"Finally,":[62],"classification":[63],"localization":[65],"of":[66,69],"center":[68],"in":[73],"video":[75],"sequences":[76],"performed":[78],"by":[79],"using":[80],"Hough":[82],"forest.":[83]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}