{"id":"https://openalex.org/W2129936833","doi":"https://doi.org/10.1109/emeit.2011.6023179","title":"Research on algorithm of state recognition of students based on facial expression","display_name":"Research on algorithm of state recognition of students based on facial expression","publication_year":2011,"publication_date":"2011-08-01","ids":{"openalex":"https://openalex.org/W2129936833","doi":"https://doi.org/10.1109/emeit.2011.6023179","mag":"2129936833"},"language":"en","primary_location":{"id":"doi:10.1109/emeit.2011.6023179","is_oa":false,"landing_page_url":"https://doi.org/10.1109/emeit.2011.6023179","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 2011 International Conference on Electronic & Mechanical Engineering and Information Technology","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/A5074618508","display_name":"Changjun Zhou","orcid":"https://orcid.org/0000-0002-6787-5325"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhou Changjun","raw_affiliation_strings":["Department of Computer Technology, Shanghai Jiao Tong University, Shanghai, China","Department of Computer, Technology, Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Technology, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Department of Computer, Technology, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086998160","display_name":"Peipei Shen","orcid":null},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peipei Shen","raw_affiliation_strings":["Department of Computer Technology, Shanghai Jiao Tong University, Shanghai, China","Department of Computer, Technology, Shanghai Jiao Tong University, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Department of Computer Technology, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]},{"raw_affiliation_string":"Department of Computer, Technology, Shanghai Jiao Tong University, Shanghai, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100770694","display_name":"Xiong Chen","orcid":"https://orcid.org/0000-0003-0855-4764"},"institutions":[{"id":"https://openalex.org/I180662265","display_name":"China Mobile (China)","ror":"https://ror.org/05gftfe97","country_code":"CN","type":"company","lineage":["https://openalex.org/I180662265"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiong Chen","raw_affiliation_strings":["Pudong Branch, Company Limited, Shanghai, China","Pudong Branch, China Mobile Group Shanghai, Company Limited, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"Pudong Branch, Company Limited, Shanghai, China","institution_ids":[]},{"raw_affiliation_string":"Pudong Branch, China Mobile Group Shanghai, Company Limited, Shanghai, China","institution_ids":["https://openalex.org/I180662265"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5074618508"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":0.5151,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.70380669,"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":"626","last_page":"630"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9983000159263611,"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":0.9983000159263611,"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":0.995199978351593,"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"}},{"id":"https://openalex.org/T11448","display_name":"Face recognition and analysis","score":0.9678000211715698,"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/local-binary-patterns","display_name":"Local binary patterns","score":0.9380409121513367},{"id":"https://openalex.org/keywords/facial-expression","display_name":"Facial expression","score":0.704746663570404},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6489959955215454},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.6427590250968933},{"id":"https://openalex.org/keywords/expression","display_name":"Expression (computer science)","score":0.634770393371582},{"id":"https://openalex.org/keywords/facial-expression-recognition","display_name":"Facial expression recognition","score":0.6315909624099731},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.5660436153411865},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5140836834907532},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.505078136920929},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.46429169178009033},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.43016162514686584},{"id":"https://openalex.org/keywords/three-dimensional-face-recognition","display_name":"Three-dimensional face recognition","score":0.42299243807792664},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.33109569549560547},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.32328706979751587},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.21759086847305298},{"id":"https://openalex.org/keywords/face-detection","display_name":"Face detection","score":0.1728447675704956}],"concepts":[{"id":"https://openalex.org/C87335442","wikidata":"https://www.wikidata.org/wiki/Q2494345","display_name":"Local binary patterns","level":4,"score":0.9380409121513367},{"id":"https://openalex.org/C195704467","wikidata":"https://www.wikidata.org/wiki/Q327968","display_name":"Facial expression","level":2,"score":0.704746663570404},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6489959955215454},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.6427590250968933},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.634770393371582},{"id":"https://openalex.org/C2987714656","wikidata":"https://www.wikidata.org/wiki/Q1185804","display_name":"Facial expression recognition","level":4,"score":0.6315909624099731},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.5660436153411865},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5140836834907532},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.505078136920929},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.46429169178009033},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.43016162514686584},{"id":"https://openalex.org/C88799230","wikidata":"https://www.wikidata.org/wiki/Q3398329","display_name":"Three-dimensional face recognition","level":5,"score":0.42299243807792664},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.33109569549560547},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.32328706979751587},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.21759086847305298},{"id":"https://openalex.org/C4641261","wikidata":"https://www.wikidata.org/wiki/Q11681085","display_name":"Face detection","level":4,"score":0.1728447675704956},{"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":[{"id":"doi:10.1109/emeit.2011.6023179","is_oa":false,"landing_page_url":"https://doi.org/10.1109/emeit.2011.6023179","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of 2011 International Conference on Electronic & Mechanical Engineering and Information Technology","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5199999809265137,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1511444228","https://openalex.org/W1578285471","https://openalex.org/W1588539311","https://openalex.org/W1968773332","https://openalex.org/W2025940362","https://openalex.org/W2076978869","https://openalex.org/W2098044144","https://openalex.org/W2106115875","https://openalex.org/W2114072031","https://openalex.org/W2119586505","https://openalex.org/W2163352848","https://openalex.org/W2167015621","https://openalex.org/W2169384781","https://openalex.org/W2751023760","https://openalex.org/W3161879169"],"related_works":["https://openalex.org/W1999808563","https://openalex.org/W2166031825","https://openalex.org/W2918845005","https://openalex.org/W4387163326","https://openalex.org/W2040482211","https://openalex.org/W325114128","https://openalex.org/W2185537520","https://openalex.org/W3108145925","https://openalex.org/W1517271056","https://openalex.org/W2356663679"],"abstract_inverted_index":{"Facial":[0],"expression":[1,14,29,87,122,130],"recognition":[2,30,56,131],"has":[3],"become":[4],"one":[5],"important":[6,47],"research":[7],"direction":[8],"in":[9,143],"HCI":[10],"area,":[11],"because":[12],"facial":[13,60,78,121,129],"can":[15],"effectively":[16],"reflect":[17],"the":[18,104,140],"inner":[19],"emotion":[20],"of":[21,42,86,107,133,150],"people.":[22],"In":[23,49],"some":[24],"areas":[25],"(e.g.":[26],"remote":[27],"education),":[28],"system,":[31],"as":[32],"an":[33,46,69,127],"auxiliary":[34],"tool,":[35],"is":[36],"used":[37],"to":[38,76,99,146],"analyze":[39],"mental":[40,105,148],"states":[41,106,149],"students":[43,108],"and":[44,80,93,137],"plays":[45],"role.":[48],"this":[50],"paper,":[51],"we":[52],"developed":[53],"a":[54,118],"student-state":[55],"system":[57,141],"based":[58,72,109],"on":[59,73,110],"expression.":[61,111],"We":[62,112],"improved":[63],"local":[64],"binary":[65],"pattern":[66],"(LBP)":[67],"into":[68],"algorithm":[70],"that":[71],"specific":[74],"area":[75],"extract":[77],"features,":[79],"presented":[81],"features":[82],"with":[83,115],"LBP":[84],"histograms":[85],"image.":[88],"Finally,":[89],"support":[90],"vector":[91],"machine":[92],"nearest":[94],"neighbor":[95],"classification":[96],"are":[97],"combined":[98],"classify":[100,103],"expressions,":[101],"then":[102],"conducted":[113],"experiments":[114],"samples":[116],"from":[117],"Japanese":[119],"female":[120],"database.":[123],"Our":[124],"study":[125],"obtained":[126],"average":[128],"rate":[132],"71.35%.":[134],"High":[135],"accuracy":[136],"real-time":[138],"make":[139],"applied":[142],"classroom":[144],"well":[145],"recognize":[147],"students.":[151]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}