{"id":"https://openalex.org/W2084796520","doi":"https://doi.org/10.1109/tcsvt.2014.2305495","title":"Human Gait Recognition via Sparse Discriminant Projection Learning","display_name":"Human Gait Recognition via Sparse Discriminant Projection Learning","publication_year":2014,"publication_date":"2014-02-11","ids":{"openalex":"https://openalex.org/W2084796520","doi":"https://doi.org/10.1109/tcsvt.2014.2305495","mag":"2084796520"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2014.2305495","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2014.2305495","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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":"IEEE Transactions on Circuits and Systems for Video Technology","raw_type":"journal-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/A5043352718","display_name":"Zhihui Lai","orcid":"https://orcid.org/0000-0002-4388-3080"},"institutions":[{"id":"https://openalex.org/I4210144487","display_name":"Cloud Computing Center","ror":"https://ror.org/04aa0zm65","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210144487"]},{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]},{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhihui Lai","raw_affiliation_strings":["Bio-Computing Research Center, Shenzhen Graduate School, Harbin Institute of Technology, Shenzhen, China","College of Computer Science and Software Engineering, Shenzhen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Bio-Computing Research Center, Shenzhen Graduate School, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I4210144487","https://openalex.org/I204983213"]},{"raw_affiliation_string":"College of Computer Science and Software Engineering, Shenzhen University, Shenzhen, China","institution_ids":["https://openalex.org/I180726961"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048912567","display_name":"Yong Xu","orcid":"https://orcid.org/0000-0001-9679-2273"},"institutions":[{"id":"https://openalex.org/I180726961","display_name":"Shenzhen University","ror":"https://ror.org/01vy4gh70","country_code":"CN","type":"education","lineage":["https://openalex.org/I180726961"]},{"id":"https://openalex.org/I4210144487","display_name":"Cloud Computing Center","ror":"https://ror.org/04aa0zm65","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210144487"]},{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yong Xu","raw_affiliation_strings":["Bio-Computing Research Center, Shenzhen Graduate School, Harbin Institute of Technology, Shenzhen, China","College of Computer Science and Software Engineering, Shenzhen University, Shenzhen, China"],"affiliations":[{"raw_affiliation_string":"Bio-Computing Research Center, Shenzhen Graduate School, Harbin Institute of Technology, Shenzhen, China","institution_ids":["https://openalex.org/I4210144487","https://openalex.org/I204983213"]},{"raw_affiliation_string":"College of Computer Science and Software Engineering, Shenzhen University, Shenzhen, China","institution_ids":["https://openalex.org/I180726961"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100715019","display_name":"Zhong Jin","orcid":"https://orcid.org/0000-0002-4293-0869"},"institutions":[{"id":"https://openalex.org/I36399199","display_name":"Nanjing University of Science and Technology","ror":"https://ror.org/00xp9wg62","country_code":"CN","type":"education","lineage":["https://openalex.org/I36399199"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhong Jin","raw_affiliation_strings":["School of Computer Science, Nanjing University of Science and Technology, Nanjing, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science, Nanjing University of Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I36399199"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100325058","display_name":"David Zhang","orcid":"https://orcid.org/0000-0002-5027-5286"},"institutions":[{"id":"https://openalex.org/I14243506","display_name":"Hong Kong Polytechnic University","ror":"https://ror.org/0030zas98","country_code":"HK","type":"education","lineage":["https://openalex.org/I14243506"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"David Zhang","raw_affiliation_strings":["Department of Computing, Hong Kong Polytechnic University, Kowloon, Hong Kong"],"affiliations":[{"raw_affiliation_string":"Department of Computing, Hong Kong Polytechnic University, Kowloon, Hong Kong","institution_ids":["https://openalex.org/I14243506"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5043352718"],"corresponding_institution_ids":["https://openalex.org/I180726961","https://openalex.org/I204983213","https://openalex.org/I4210144487"],"apc_list":null,"apc_paid":null,"fwci":9.6163,"has_fulltext":false,"cited_by_count":104,"citation_normalized_percentile":{"value":0.98597625,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":"24","issue":"10","first_page":"1651","last_page":"1662"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12740","display_name":"Gait Recognition and Analysis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12740","display_name":"Gait Recognition and Analysis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action 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"}},{"id":"https://openalex.org/T11398","display_name":"Hand Gesture Recognition Systems","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/1709","display_name":"Human-Computer Interaction"},"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/linear-discriminant-analysis","display_name":"Linear discriminant analysis","score":0.7493222951889038},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6873480677604675},{"id":"https://openalex.org/keywords/discriminant","display_name":"Discriminant","score":0.6364274621009827},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.59368497133255},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5891885161399841},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5308084487915039},{"id":"https://openalex.org/keywords/linear-subspace","display_name":"Linear subspace","score":0.5088880062103271},{"id":"https://openalex.org/keywords/biometrics","display_name":"Biometrics","score":0.4967232346534729},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.46869516372680664},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4549597501754761},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33691734075546265},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2139955461025238}],"concepts":[{"id":"https://openalex.org/C69738355","wikidata":"https://www.wikidata.org/wiki/Q1228929","display_name":"Linear discriminant analysis","level":2,"score":0.7493222951889038},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6873480677604675},{"id":"https://openalex.org/C78397625","wikidata":"https://www.wikidata.org/wiki/Q192487","display_name":"Discriminant","level":2,"score":0.6364274621009827},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.59368497133255},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5891885161399841},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5308084487915039},{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.5088880062103271},{"id":"https://openalex.org/C184297639","wikidata":"https://www.wikidata.org/wiki/Q177765","display_name":"Biometrics","level":2,"score":0.4967232346534729},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.46869516372680664},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4549597501754761},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33691734075546265},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2139955461025238},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tcsvt.2014.2305495","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2014.2305495","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"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":"IEEE Transactions on Circuits and Systems for Video Technology","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.726.7530","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.726.7530","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.patternrecognition.cn/%7Ezhongjin/2014/2014_Laizhihui_IEEE.pdf","raw_type":"text"},{"id":"pmh:oai:ira.lib.polyu.edu.hk:10397/35892","is_oa":false,"landing_page_url":"http://hdl.handle.net/10397/35892","pdf_url":null,"source":{"id":"https://openalex.org/S4306400205","display_name":"PolyU Institutional Research Archive (Hong Kong Polytechnic University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I14243506","host_organization_name":"Hong Kong Polytechnic University","host_organization_lineage":["https://openalex.org/I14243506"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Journal/Magazine Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.7200000286102295,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W199958201","https://openalex.org/W1975900269","https://openalex.org/W1986119156","https://openalex.org/W1986895792","https://openalex.org/W2003860694","https://openalex.org/W2006017094","https://openalex.org/W2011832962","https://openalex.org/W2027717478","https://openalex.org/W2042576467","https://openalex.org/W2063978378","https://openalex.org/W2070625895","https://openalex.org/W2087425408","https://openalex.org/W2095035335","https://openalex.org/W2098873533","https://openalex.org/W2103453807","https://openalex.org/W2104335344","https://openalex.org/W2113305835","https://openalex.org/W2118036996","https://openalex.org/W2121647436","https://openalex.org/W2122825543","https://openalex.org/W2126680226","https://openalex.org/W2127964696","https://openalex.org/W2129812935","https://openalex.org/W2130259898","https://openalex.org/W2130278361","https://openalex.org/W2135046866","https://openalex.org/W2135463994","https://openalex.org/W2138451337","https://openalex.org/W2141200867","https://openalex.org/W2142431032","https://openalex.org/W2143583134","https://openalex.org/W2144990628","https://openalex.org/W2146968264","https://openalex.org/W2149516292","https://openalex.org/W2151458682","https://openalex.org/W2152115238","https://openalex.org/W2152993203","https://openalex.org/W2154624311","https://openalex.org/W2170917242","https://openalex.org/W3143172154","https://openalex.org/W3144858519","https://openalex.org/W4234953666","https://openalex.org/W6608075166","https://openalex.org/W6646887285","https://openalex.org/W6675575696","https://openalex.org/W6676958223","https://openalex.org/W6679505136"],"related_works":["https://openalex.org/W3100286349","https://openalex.org/W2896134808","https://openalex.org/W4289378085","https://openalex.org/W4294291164","https://openalex.org/W3172436493","https://openalex.org/W1887135636","https://openalex.org/W4287164812","https://openalex.org/W2386063599","https://openalex.org/W1975884855","https://openalex.org/W3213150849"],"abstract_inverted_index":{"As":[0],"an":[1,90],"important":[2,141],"biometric":[3],"feature,":[4],"human":[5,22],"gait":[6,23,79,160,190],"has":[7,86],"great":[8],"potential":[9,145],"in":[10,133,159],"video-surveillance-based":[11],"applications.":[12],"In":[13],"this":[14],"paper,":[15],"we":[16,173],"focus":[17],"on":[18,183],"the":[19,41,53,65,83,97,102,118,139,154,164,177,184,194],"matrix":[20],"representation-based":[21],"recognition":[24],"and":[25,58,107,123,188,197],"propose":[26],"a":[27],"novel":[28],"discriminant":[29,36,45,73,126,170],"subspace":[30,100,135,156],"learning":[31,157],"method":[32,92],"called":[33],"sparse":[34,49,72,99,113],"bilinear":[35],"analysis":[37,46,127,171],"(SBDA).":[38],"SBDA":[39,122,143,167,196,198],"extends":[40],"recently":[42],"proposed":[43,195],"matrix-representation-based":[44,125],"methods":[47,158],"to":[48,95,146,149],"cases.":[50],"By":[51],"introducing":[52],"L":[54,59,103,108],"<sub":[55,60,104,109],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[56,61,105,110],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[57,106],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sub>":[62,111],"norms":[63,112],"into":[64],"objective":[66],"function":[67],"of":[68,166,181],"SBDA,":[69],"two":[70],"interrelated":[71],"subspaces":[74],"can":[75,174,201],"be":[76],"obtained":[77],"for":[78],"feature":[80],"extraction.":[81],"Since":[82,129],"optimization":[84],"problem":[85],"no":[87],"closed-form":[88],"solutions,":[89],"iterative":[91],"is":[93,136,144],"designed":[94],"compute":[96],"optimal":[98],"using":[101,163],"regression.":[114],"Theoretical":[115],"analyses":[116],"reveal":[117],"close":[119],"relationship":[120],"between":[121],"previous":[124],"methods.":[128],"each":[130,134],"nonzero":[131],"element":[132],"selected":[137],"from":[138],"most":[140],"variables/factors,":[142],"perform":[147],"equivalent":[148],"or":[150],"even":[151],"better":[152],"than":[153],"state-of-the-art":[155],"recognition.":[161],"Moreover,":[162],"strategy":[165],"plus":[168],"linear":[169],"(LDA),":[172],"further":[175],"improve":[176],"performance.":[178,204],"A":[179],"set":[180],"experiments":[182],"standard":[185],"USF":[186],"HumanID":[187],"CASIA":[189],"databases":[191],"demonstrate":[192],"that":[193],"+":[199],"LDA":[200],"obtain":[202],"competitive":[203]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":12},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":20},{"year":2016,"cited_by_count":24},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}