{"id":"https://openalex.org/W4379468209","doi":"https://doi.org/10.1109/jproc.2023.3275192","title":"Facial Micro-Expressions: An Overview","display_name":"Facial Micro-Expressions: An Overview","publication_year":2023,"publication_date":"2023-06-05","ids":{"openalex":"https://openalex.org/W4379468209","doi":"https://doi.org/10.1109/jproc.2023.3275192"},"language":"en","primary_location":{"id":"doi:10.1109/jproc.2023.3275192","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jproc.2023.3275192","pdf_url":"https://ieeexplore.ieee.org/ielx7/5/4357935/10144523.pdf","source":{"id":"https://openalex.org/S68686220","display_name":"Proceedings of the IEEE","issn_l":"0018-9219","issn":["0018-9219","1558-2256"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the IEEE","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://ieeexplore.ieee.org/ielx7/5/4357935/10144523.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082301986","display_name":"Guoying Zhao","orcid":"https://orcid.org/0000-0003-3694-206X"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Guoying Zhao","raw_affiliation_strings":["Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland"],"raw_orcid":"https://orcid.org/0000-0003-3694-206X","affiliations":[{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101691493","display_name":"Xiaobai Li","orcid":"https://orcid.org/0000-0003-4519-7823"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Xiaobai Li","raw_affiliation_strings":["Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland"],"raw_orcid":"https://orcid.org/0000-0003-4519-7823","affiliations":[{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020068117","display_name":"Yante Li","orcid":"https://orcid.org/0000-0003-4824-2044"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Yante Li","raw_affiliation_strings":["Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland"],"raw_orcid":"https://orcid.org/0000-0003-4824-2044","affiliations":[{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014611768","display_name":"Matti Pietik\u00e4inen","orcid":"https://orcid.org/0000-0003-2263-6731"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Matti Pietik\u00e4inen","raw_affiliation_strings":["Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Machine Vision and Signal Analysis, University of Oulu, Oulu, Finland","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I98381234"],"apc_list":null,"apc_paid":null,"fwci":16.4414,"has_fulltext":true,"cited_by_count":80,"citation_normalized_percentile":{"value":0.99469316,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"111","issue":"10","first_page":"1215","last_page":"1235"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10667","display_name":"Emotion and Mood Recognition","score":0.9994999766349792,"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"}},"topics":[{"id":"https://openalex.org/T10667","display_name":"Emotion and Mood Recognition","score":0.9994999766349792,"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/T11800","display_name":"User Authentication and Security Systems","score":0.9975000023841858,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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":0.9970999956130981,"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/feeling","display_name":"Feeling","score":0.6492109894752502},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.6328872442245483},{"id":"https://openalex.org/keywords/action","display_name":"Action (physics)","score":0.57538902759552},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5331705212593079},{"id":"https://openalex.org/keywords/expression","display_name":"Expression (computer science)","score":0.5029625296592712},{"id":"https://openalex.org/keywords/facial-expression","display_name":"Facial expression","score":0.494928777217865},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.49106764793395996},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.486057311296463},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.4290207326412201},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.39615142345428467},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.38697293400764465},{"id":"https://openalex.org/keywords/cognitive-science","display_name":"Cognitive science","score":0.3400208353996277},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3263123035430908},{"id":"https://openalex.org/keywords/social-psychology","display_name":"Social psychology","score":0.18505224585533142},{"id":"https://openalex.org/keywords/sociology","display_name":"Sociology","score":0.13940998911857605},{"id":"https://openalex.org/keywords/social-science","display_name":"Social science","score":0.09018117189407349}],"concepts":[{"id":"https://openalex.org/C122980154","wikidata":"https://www.wikidata.org/wiki/Q205555","display_name":"Feeling","level":2,"score":0.6492109894752502},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.6328872442245483},{"id":"https://openalex.org/C2780791683","wikidata":"https://www.wikidata.org/wiki/Q846785","display_name":"Action (physics)","level":2,"score":0.57538902759552},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5331705212593079},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.5029625296592712},{"id":"https://openalex.org/C195704467","wikidata":"https://www.wikidata.org/wiki/Q327968","display_name":"Facial expression","level":2,"score":0.494928777217865},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.49106764793395996},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.486057311296463},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4290207326412201},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.39615142345428467},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.38697293400764465},{"id":"https://openalex.org/C188147891","wikidata":"https://www.wikidata.org/wiki/Q147638","display_name":"Cognitive science","level":1,"score":0.3400208353996277},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3263123035430908},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.18505224585533142},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.13940998911857605},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.09018117189407349},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jproc.2023.3275192","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jproc.2023.3275192","pdf_url":"https://ieeexplore.ieee.org/ielx7/5/4357935/10144523.pdf","source":{"id":"https://openalex.org/S68686220","display_name":"Proceedings of the IEEE","issn_l":"0018-9219","issn":["0018-9219","1558-2256"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the IEEE","raw_type":"journal-article"},{"id":"pmh:oai:oulu.fi:nbnfi-fe20231101142328","is_oa":true,"landing_page_url":"http://urn.fi/urn:nbn:fi-fe20231101142328","pdf_url":null,"source":{"id":"https://openalex.org/S4306400284","display_name":"University of Oulu Repository (University of Oulu)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I98381234","host_organization_name":"University of Oulu","host_organization_lineage":["https://openalex.org/I98381234"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/jproc.2023.3275192","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jproc.2023.3275192","pdf_url":"https://ieeexplore.ieee.org/ielx7/5/4357935/10144523.pdf","source":{"id":"https://openalex.org/S68686220","display_name":"Proceedings of the IEEE","issn_l":"0018-9219","issn":["0018-9219","1558-2256"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the IEEE","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7599999904632568,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[{"id":"https://openalex.org/G1937205382","display_name":"Towards vision-based emotion AI (EmotionAI)","funder_award_id":"336116","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"},{"id":"https://openalex.org/G563345472","display_name":null,"funder_award_id":"345122","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"},{"id":"https://openalex.org/G7085635132","display_name":null,"funder_award_id":"352788","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"},{"id":"https://openalex.org/G7353025116","display_name":null,"funder_award_id":"352788","funder_id":"https://openalex.org/F4320323692","funder_display_name":"Oulun Yliopisto"},{"id":"https://openalex.org/G8709902322","display_name":null,"funder_award_id":"336116","funder_id":"https://openalex.org/F4320321108","funder_display_name":"Academy of Finland"}],"funders":[{"id":"https://openalex.org/F4320321108","display_name":"Academy of Finland","ror":"https://ror.org/05k73zm37"},{"id":"https://openalex.org/F4320323692","display_name":"Oulun Yliopisto","ror":"https://ror.org/03yj89h83"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4379468209.pdf","grobid_xml":"https://content.openalex.org/works/W4379468209.grobid-xml"},"referenced_works_count":245,"referenced_works":["https://openalex.org/W61928934","https://openalex.org/W65855405","https://openalex.org/W234798790","https://openalex.org/W764651262","https://openalex.org/W1520861770","https://openalex.org/W1535602073","https://openalex.org/W1575023497","https://openalex.org/W1578285471","https://openalex.org/W1579839914","https://openalex.org/W1690739335","https://openalex.org/W1755205674","https://openalex.org/W1854318472","https://openalex.org/W1959806570","https://openalex.org/W1980331490","https://openalex.org/W1983014650","https://openalex.org/W1989777370","https://openalex.org/W1990833592","https://openalex.org/W1998022503","https://openalex.org/W1998391547","https://openalex.org/W2001862790","https://openalex.org/W2003238582","https://openalex.org/W2006426145","https://openalex.org/W2006626130","https://openalex.org/W2007661522","https://openalex.org/W2014599498","https://openalex.org/W2018658329","https://openalex.org/W2035372623","https://openalex.org/W2038952578","https://openalex.org/W2044106642","https://openalex.org/W2044459166","https://openalex.org/W2051676197","https://openalex.org/W2056591378","https://openalex.org/W2059068649","https://openalex.org/W2073395356","https://openalex.org/W2074027098","https://openalex.org/W2086146798","https://openalex.org/W2093033615","https://openalex.org/W2100128860","https://openalex.org/W2101866605","https://openalex.org/W2103153725","https://openalex.org/W2105454289","https://openalex.org/W2108094420","https://openalex.org/W2113977317","https://openalex.org/W2134200822","https://openalex.org/W2138621090","https://openalex.org/W2139675209","https://openalex.org/W2139916508","https://openalex.org/W2143829622","https://openalex.org/W2149731110","https://openalex.org/W2151103428","https://openalex.org/W2152826865","https://openalex.org/W2156489769","https://openalex.org/W2161969291","https://openalex.org/W2164693396","https://openalex.org/W2166626612","https://openalex.org/W2168572310","https://openalex.org/W2168893862","https://openalex.org/W2190697702","https://openalex.org/W2194775991","https://openalex.org/W2196663747","https://openalex.org/W2263218431","https://openalex.org/W2264829898","https://openalex.org/W2286400599","https://openalex.org/W2323718777","https://openalex.org/W2325939864","https://openalex.org/W2341528187","https://openalex.org/W2342983306","https://openalex.org/W2395363464","https://openalex.org/W2408795146","https://openalex.org/W2410124390","https://openalex.org/W2411315559","https://openalex.org/W2413757304","https://openalex.org/W2426188534","https://openalex.org/W2436394355","https://openalex.org/W2462996230","https://openalex.org/W2478411578","https://openalex.org/W2490787411","https://openalex.org/W2520774990","https://openalex.org/W2526853616","https://openalex.org/W2527254703","https://openalex.org/W2536459558","https://openalex.org/W2538953432","https://openalex.org/W2558580397","https://openalex.org/W2559833261","https://openalex.org/W2567449792","https://openalex.org/W2571743746","https://openalex.org/W2587585332","https://openalex.org/W2595782592","https://openalex.org/W2602887402","https://openalex.org/W2603777577","https://openalex.org/W2604575779","https://openalex.org/W2608034484","https://openalex.org/W2608407169","https://openalex.org/W2612215259","https://openalex.org/W2726381870","https://openalex.org/W2744999500","https://openalex.org/W2769429431","https://openalex.org/W2773597996","https://openalex.org/W2783778128","https://openalex.org/W2787621021","https://openalex.org/W2798553619","https://openalex.org/W2799041689","https://openalex.org/W2808103905","https://openalex.org/W2835246884","https://openalex.org/W2883861033","https://openalex.org/W2886286348","https://openalex.org/W2891138649","https://openalex.org/W2897549254","https://openalex.org/W2898372871","https://openalex.org/W2899883316","https://openalex.org/W2900180747","https://openalex.org/W2902409131","https://openalex.org/W2911617386","https://openalex.org/W2914805061","https://openalex.org/W2938266529","https://openalex.org/W2958471948","https://openalex.org/W2959679536","https://openalex.org/W2962162344","https://openalex.org/W2962750014","https://openalex.org/W2962802777","https://openalex.org/W2962804657","https://openalex.org/W2962875331","https://openalex.org/W2962968835","https://openalex.org/W2963230974","https://openalex.org/W2963268050","https://openalex.org/W2963363102","https://openalex.org/W2963377935","https://openalex.org/W2963420272","https://openalex.org/W2963847434","https://openalex.org/W2964350391","https://openalex.org/W2964606879","https://openalex.org/W2968870756","https://openalex.org/W2970981431","https://openalex.org/W2975349519","https://openalex.org/W2981818065","https://openalex.org/W2984353870","https://openalex.org/W2985068832","https://openalex.org/W2988916019","https://openalex.org/W2994624817","https://openalex.org/W2995034616","https://openalex.org/W2995698116","https://openalex.org/W2996310233","https://openalex.org/W2996566685","https://openalex.org/W3003662786","https://openalex.org/W3004542466","https://openalex.org/W3011529248","https://openalex.org/W3012119275","https://openalex.org/W3017006601","https://openalex.org/W3023181773","https://openalex.org/W3027493624","https://openalex.org/W3030069496","https://openalex.org/W3035574324","https://openalex.org/W3035621839","https://openalex.org/W3036577612","https://openalex.org/W3044282896","https://openalex.org/W3045994539","https://openalex.org/W3080663431","https://openalex.org/W3080756971","https://openalex.org/W3083981009","https://openalex.org/W3084686617","https://openalex.org/W3086166551","https://openalex.org/W3087637249","https://openalex.org/W3092753574","https://openalex.org/W3092956019","https://openalex.org/W3092993976","https://openalex.org/W3093910191","https://openalex.org/W3094300846","https://openalex.org/W3094954011","https://openalex.org/W3096596051","https://openalex.org/W3097096317","https://openalex.org/W3097921827","https://openalex.org/W3098002894","https://openalex.org/W3101998545","https://openalex.org/W3103539074","https://openalex.org/W3109717595","https://openalex.org/W3113190721","https://openalex.org/W3114192350","https://openalex.org/W3117403110","https://openalex.org/W3119628700","https://openalex.org/W3124054989","https://openalex.org/W3124823188","https://openalex.org/W3126405550","https://openalex.org/W3128209522","https://openalex.org/W3128516613","https://openalex.org/W3128621833","https://openalex.org/W3128946893","https://openalex.org/W3129176834","https://openalex.org/W3133393816","https://openalex.org/W3134059694","https://openalex.org/W3137274787","https://openalex.org/W3138898594","https://openalex.org/W3141012605","https://openalex.org/W3166557310","https://openalex.org/W3178133774","https://openalex.org/W3182710365","https://openalex.org/W3189210185","https://openalex.org/W3194281708","https://openalex.org/W3195543922","https://openalex.org/W3200008227","https://openalex.org/W3202003978","https://openalex.org/W3205137579","https://openalex.org/W3205999356","https://openalex.org/W3206008575","https://openalex.org/W3206099641","https://openalex.org/W3206123231","https://openalex.org/W3206283519","https://openalex.org/W3207653457","https://openalex.org/W3216759837","https://openalex.org/W4210514992","https://openalex.org/W4224942959","https://openalex.org/W4225966295","https://openalex.org/W4230277160","https://openalex.org/W4239510810","https://openalex.org/W4241516134","https://openalex.org/W4285183242","https://openalex.org/W4288102735","https://openalex.org/W4290610135","https://openalex.org/W4312399808","https://openalex.org/W4323656922","https://openalex.org/W6632308732","https://openalex.org/W6634686219","https://openalex.org/W6637551013","https://openalex.org/W6645733745","https://openalex.org/W6685213612","https://openalex.org/W6692984378","https://openalex.org/W6712069749","https://openalex.org/W6724648977","https://openalex.org/W6735861218","https://openalex.org/W6736917304","https://openalex.org/W6767471576","https://openalex.org/W6769650007","https://openalex.org/W6776880408","https://openalex.org/W6782841186","https://openalex.org/W6783303209","https://openalex.org/W6786882737","https://openalex.org/W6787845523","https://openalex.org/W6788065839","https://openalex.org/W6788549045","https://openalex.org/W6790730310","https://openalex.org/W6792341343","https://openalex.org/W6794852667","https://openalex.org/W6798070796","https://openalex.org/W6802399752","https://openalex.org/W6810505518","https://openalex.org/W6910762853"],"related_works":["https://openalex.org/W2291261743","https://openalex.org/W1540119434","https://openalex.org/W4229598134","https://openalex.org/W2071657884","https://openalex.org/W4285126926","https://openalex.org/W2161702522","https://openalex.org/W2393590924","https://openalex.org/W2076679447","https://openalex.org/W2368513809","https://openalex.org/W2642127892"],"abstract_inverted_index":{"Micro-expression":[0],"(ME)":[1],"is":[2],"an":[3],"involuntary,":[4],"fleeting,":[5],"and":[6,36,48,106,118,139,149,163,166],"subtle":[7],"facial":[8],"expression.":[9],"It":[10],"may":[11],"occur":[12],"in":[13,59,71,94,104,109,124,142,158,172],"high-stake":[14],"situations":[15],"when":[16],"people":[17],"attempt":[18],"to":[19,32,63,78,112],"conceal":[20],"or":[21],"suppress":[22],"their":[23],"true":[24,34],"feelings.":[25],"Therefore,":[26],"MEs":[27,75,157],"can":[28,155],"provide":[29,87],"essential":[30],"clues":[31],"people\u2019s":[33],"feelings":[35],"have":[37],"plenty":[38],"of":[39,91,97,144,161],"potential":[40],"applications,":[41],"such":[42],"as":[43,74],"national":[44],"security,":[45],"clinical":[46],"diagnosis,":[47],"interrogations.":[49],"In":[50,83],"recent":[51],"years,":[52],"ME":[53,69,92,102,115,125,131,133,135,140,173],"analysis":[54,70,116,126],"has":[55],"gained":[56],"much":[57],"attention":[58],"various":[60,113],"fields":[61],"due":[62],"its":[64],"practical":[65],"importance,":[66],"especially":[67],"automatic":[68],"computer":[72,98,110,164],"vision":[73,111],"are":[76,127],"difficult":[77],"process":[79],"by":[80],"naked":[81],"eyes.":[82],"this":[84,152],"survey,":[85,153],"we":[86],"a":[88],"comprehensive":[89],"review":[90],"development":[93],"the":[95,101,145,168],"field":[96],"vision,":[99,165],"from":[100],"studies":[103],"psychology":[105,162],"early":[107],"attempts":[108],"computational":[114],"methods":[117],"future":[119,169],"directions.":[120],"Four":[121],"main":[122],"tasks":[123],"specifically":[128],"discussed,":[129],"including":[130],"spotting,":[132],"recognition,":[134],"action":[136],"unit":[137],"detection,":[138],"generation":[141],"terms":[143],"approaches,":[146],"advance":[147],"developments,":[148],"challenges.":[150],"Through":[151],"readers":[154],"understand":[156],"both":[159],"aspects":[160],"apprehend":[167],"research":[170],"direction":[171],"analysis.":[174]},"counts_by_year":[{"year":2026,"cited_by_count":8},{"year":2025,"cited_by_count":32},{"year":2024,"cited_by_count":35},{"year":2023,"cited_by_count":5}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-10-10T00:00:00"}
