{"id":"https://openalex.org/W2045131080","doi":"https://doi.org/10.1109/coginf.2008.4639185","title":"Optical flow-based facial feature tracking using prior measurement","display_name":"Optical flow-based facial feature tracking using prior measurement","publication_year":2008,"publication_date":"2008-08-01","ids":{"openalex":"https://openalex.org/W2045131080","doi":"https://doi.org/10.1109/coginf.2008.4639185","mag":"2045131080"},"language":"en","primary_location":{"id":"doi:10.1109/coginf.2008.4639185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/coginf.2008.4639185","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 7th IEEE International Conference on Cognitive Informatics","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/A5033526822","display_name":"Kun He","orcid":"https://orcid.org/0000-0001-7627-4604"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kun He","raw_affiliation_strings":["Institute of Computer Science & Technology, Chongqing University of Posts and Telecommunications, 400065, China","Institute ofComputer Science & Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science & Technology, Chongqing University of Posts and Telecommunications, 400065, China","institution_ids":["https://openalex.org/I10535382"]},{"raw_affiliation_string":"Institute ofComputer Science & Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031220156","display_name":"Guoyin Wang","orcid":"https://orcid.org/0000-0002-8521-5232"},"institutions":[{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]},{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guoyin Wang","raw_affiliation_strings":["Institute of Computer Science & Technology, Chongqing University of Posts and Telecommunications, 400065, China","School ofInformation Science and Technology, Southwest Jiaotong University, Chengdu, China","Institute ofComputer Science & Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science & Technology, Chongqing University of Posts and Telecommunications, 400065, China","institution_ids":["https://openalex.org/I10535382"]},{"raw_affiliation_string":"School ofInformation Science and Technology, Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]},{"raw_affiliation_string":"Institute ofComputer Science & Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101597040","display_name":"Yong Yang","orcid":"https://orcid.org/0000-0003-2983-8395"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]},{"id":"https://openalex.org/I4800084","display_name":"Southwest Jiaotong University","ror":"https://ror.org/00hn7w693","country_code":"CN","type":"education","lineage":["https://openalex.org/I4800084"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Yang","raw_affiliation_strings":["Institute of Computer Science & Technology, Chongqing University of Posts and Telecommunications, 400065, China","School ofInformation Science and Technology, Southwest Jiaotong University, Chengdu, China","Institute ofComputer Science & Technology, Chongqing University of Posts and Telecommunications, Chongqing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computer Science & Technology, Chongqing University of Posts and Telecommunications, 400065, China","institution_ids":["https://openalex.org/I10535382"]},{"raw_affiliation_string":"School ofInformation Science and Technology, Southwest Jiaotong University, Chengdu, China","institution_ids":["https://openalex.org/I4800084"]},{"raw_affiliation_string":"Institute ofComputer Science & Technology, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5033526822"],"corresponding_institution_ids":["https://openalex.org/I10535382"],"apc_list":null,"apc_paid":null,"fwci":1.0535,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.78871094,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"324","last_page":"331"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.993399977684021,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.993399977684021,"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":0.9915000200271606,"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":0.9902999997138977,"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/optical-flow","display_name":"Optical flow","score":0.7905030250549316},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7544610500335693},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.734519362449646},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.6866028308868408},{"id":"https://openalex.org/keywords/tracking","display_name":"Tracking (education)","score":0.6779482960700989},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6734806895256042},{"id":"https://openalex.org/keywords/facial-expression","display_name":"Facial expression","score":0.5416138768196106},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.47793248295783997},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.4600280523300171},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4451785385608673},{"id":"https://openalex.org/keywords/eye-tracking","display_name":"Eye tracking","score":0.4320594072341919},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.38902121782302856},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.26471030712127686},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08318600058555603}],"concepts":[{"id":"https://openalex.org/C155542232","wikidata":"https://www.wikidata.org/wiki/Q736111","display_name":"Optical flow","level":3,"score":0.7905030250549316},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7544610500335693},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.734519362449646},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.6866028308868408},{"id":"https://openalex.org/C2775936607","wikidata":"https://www.wikidata.org/wiki/Q466845","display_name":"Tracking (education)","level":2,"score":0.6779482960700989},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6734806895256042},{"id":"https://openalex.org/C195704467","wikidata":"https://www.wikidata.org/wiki/Q327968","display_name":"Facial expression","level":2,"score":0.5416138768196106},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.47793248295783997},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.4600280523300171},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4451785385608673},{"id":"https://openalex.org/C56461940","wikidata":"https://www.wikidata.org/wiki/Q970687","display_name":"Eye tracking","level":2,"score":0.4320594072341919},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.38902121782302856},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.26471030712127686},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08318600058555603},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C19417346","wikidata":"https://www.wikidata.org/wiki/Q7922","display_name":"Pedagogy","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/coginf.2008.4639185","is_oa":false,"landing_page_url":"https://doi.org/10.1109/coginf.2008.4639185","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 7th IEEE International Conference on Cognitive Informatics","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education","score":0.46000000834465027}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W158716211","https://openalex.org/W1588539311","https://openalex.org/W2018543616","https://openalex.org/W2038952578","https://openalex.org/W2090110089","https://openalex.org/W2112367092","https://openalex.org/W2118877769","https://openalex.org/W2130103520","https://openalex.org/W2147614994","https://openalex.org/W2159498975","https://openalex.org/W2164598857","https://openalex.org/W2165424416","https://openalex.org/W2172803778","https://openalex.org/W2186815980","https://openalex.org/W2187885606","https://openalex.org/W2366609876","https://openalex.org/W2384470371","https://openalex.org/W2555559000","https://openalex.org/W3040777582","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2084086966","https://openalex.org/W2023355163","https://openalex.org/W4386083130","https://openalex.org/W3111737715","https://openalex.org/W2069571255","https://openalex.org/W2117442182","https://openalex.org/W2023861399","https://openalex.org/W2081707527","https://openalex.org/W1975907365","https://openalex.org/W2168286373"],"abstract_inverted_index":{"Cognitive":[0],"informatics":[1],"(CI)":[2],"is":[3,13,31,45],"a":[4,32,39],"research":[5,16],"area":[6],"including":[7],"some":[8],"interdisciplinary":[9],"topics.":[10],"Visual":[11],"tracking":[12,30,43],"an":[14],"important":[15],"topic":[17],"in":[18,25],"computer":[19],"vision":[20],"and":[21,55,69],"face":[22],"expression":[23],"recognition,":[24],"which":[26,62],"domain-oriented":[27],"facial":[28,41],"features":[29],"very":[33],"hot":[34],"spot.":[35],"In":[36],"this":[37],"paper,":[38],"robust":[40],"feature":[42,67],"method":[44,79],"proposed.":[46],"It":[47],"takes":[48],"Lucas-Kanade-Tomasi":[49],"(KLT)":[50],"optical":[51,86],"flow":[52,87],"as":[53],"basis,":[54],"corrects":[56],"the":[57,77,84],"predictions":[58],"by":[59],"prior":[60],"measurement":[61],"consists":[63],"of":[64],"pupils":[65],"detecting,":[66],"restricting":[68],"errors":[70],"accumulating.":[71],"Simulation":[72],"experiment":[73],"results":[74],"show":[75],"that":[76],"proposed":[78],"has":[80],"better":[81],"performance":[82],"than":[83],"traditional":[85],"tracking.":[88]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"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"}
