{"id":"https://openalex.org/W2089038880","doi":"https://doi.org/10.1109/dicta.2014.7008101","title":"Discriminative Key Pose Extraction Using Extended LC-KSVD for Action Recognition","display_name":"Discriminative Key Pose Extraction Using Extended LC-KSVD for Action Recognition","publication_year":2014,"publication_date":"2014-11-01","ids":{"openalex":"https://openalex.org/W2089038880","doi":"https://doi.org/10.1109/dicta.2014.7008101","mag":"2089038880"},"language":"en","primary_location":{"id":"doi:10.1109/dicta.2014.7008101","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dicta.2014.7008101","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Conference on Digital Image Computing: Techniques and Applications (DICTA)","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/A5058467326","display_name":"Lijuan Zhou","orcid":"https://orcid.org/0000-0002-6418-6284"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Lijuan Zhou","raw_affiliation_strings":["University of Wollongong, Wollongong, NSW, Australia","University of Wollongong, Wollongong, NSW,\u00a0Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]},{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW,\u00a0Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100695040","display_name":"Wanqing Li","orcid":"https://orcid.org/0000-0002-4427-2687"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Wanqing Li","raw_affiliation_strings":["University of Wollongong, Wollongong, NSW, Australia","University of Wollongong, Wollongong, NSW,\u00a0Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]},{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW,\u00a0Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100654428","display_name":"Yuyao Zhang","orcid":"https://orcid.org/0000-0001-6706-4867"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Yuyao Zhang","raw_affiliation_strings":["University of Wollongong, Wollongong, NSW, Australia","University of Wollongong, Wollongong, NSW,\u00a0Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]},{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW,\u00a0Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081319088","display_name":"Philip Ogunbona","orcid":"https://orcid.org/0000-0003-4119-2873"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Philip Ogunbona","raw_affiliation_strings":["University of Wollongong, Wollongong, NSW, Australia","University of Wollongong, Wollongong, NSW,\u00a0Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]},{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW,\u00a0Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024634557","display_name":"Duc Thanh Nguyen","orcid":"https://orcid.org/0000-0002-2285-2066"},"institutions":[{"id":"https://openalex.org/I204824540","display_name":"University of Wollongong","ror":"https://ror.org/00jtmb277","country_code":"AU","type":"education","lineage":["https://openalex.org/I204824540"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Duc Thanh Nguyen","raw_affiliation_strings":["University of Wollongong, Wollongong, NSW, Australia","University of Wollongong, Wollongong, NSW,\u00a0Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW, Australia","institution_ids":["https://openalex.org/I204824540"]},{"raw_affiliation_string":"University of Wollongong, Wollongong, NSW,\u00a0Australia","institution_ids":["https://openalex.org/I204824540"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039718270","display_name":"Hanling Zhang","orcid":"https://orcid.org/0000-0002-8242-9139"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hanling Zhang","raw_affiliation_strings":["Hunan University, Changsha, P. R. China","Hunan University,Changsha,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hunan University, Changsha, P. R. China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Hunan University,Changsha,China","institution_ids":["https://openalex.org/I16609230"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.9554,"has_fulltext":false,"cited_by_count":81,"citation_normalized_percentile":{"value":0.95161982,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action Recognition","score":1.0,"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/T10812","display_name":"Human Pose and Action Recognition","score":1.0,"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":0.9980000257492065,"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"}},{"id":"https://openalex.org/T12740","display_name":"Gait Recognition and Analysis","score":0.9921000003814697,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/discriminative-model","display_name":"Discriminative model","score":0.9000144004821777},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7366300821304321},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7208861112594604},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6742850542068481},{"id":"https://openalex.org/keywords/pooling","display_name":"Pooling","score":0.6339723467826843},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.6132822632789612},{"id":"https://openalex.org/keywords/classifier","display_name":"Classifier (UML)","score":0.5768182873725891},{"id":"https://openalex.org/keywords/action-recognition","display_name":"Action recognition","score":0.4839616119861603},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.47666218876838684},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.4729045629501343},{"id":"https://openalex.org/keywords/action","display_name":"Action (physics)","score":0.46102625131607056}],"concepts":[{"id":"https://openalex.org/C97931131","wikidata":"https://www.wikidata.org/wiki/Q5282087","display_name":"Discriminative model","level":2,"score":0.9000144004821777},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7366300821304321},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7208861112594604},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6742850542068481},{"id":"https://openalex.org/C70437156","wikidata":"https://www.wikidata.org/wiki/Q7228652","display_name":"Pooling","level":2,"score":0.6339723467826843},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.6132822632789612},{"id":"https://openalex.org/C95623464","wikidata":"https://www.wikidata.org/wiki/Q1096149","display_name":"Classifier (UML)","level":2,"score":0.5768182873725891},{"id":"https://openalex.org/C2987834672","wikidata":"https://www.wikidata.org/wiki/Q4677630","display_name":"Action recognition","level":3,"score":0.4839616119861603},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.47666218876838684},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.4729045629501343},{"id":"https://openalex.org/C2780791683","wikidata":"https://www.wikidata.org/wiki/Q846785","display_name":"Action (physics)","level":2,"score":0.46102625131607056},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","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/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/dicta.2014.7008101","is_oa":false,"landing_page_url":"https://doi.org/10.1109/dicta.2014.7008101","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 International Conference on Digital Image Computing: Techniques and Applications (DICTA)","raw_type":"proceedings-article"},{"id":"pmh:oai:ro.uow.edu.au:eispapers-4384","is_oa":false,"landing_page_url":"https://ro.uow.edu.au/eispapers/3368","pdf_url":null,"source":{"id":"https://openalex.org/S4306400510","display_name":"Research Online (University of Wollongong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I204824540","host_organization_name":"University of Wollongong","host_organization_lineage":["https://openalex.org/I204824540"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Faculty of Engineering and Information Sciences - Papers: Part A","raw_type":"presentation"},{"id":"pmh:oai:dro.deakin.edu.au:DU:30128301","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306401102","display_name":"Own your potential (DEAKIN)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I149704539","host_organization_name":"Deakin University","host_organization_lineage":["https://openalex.org/I149704539"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference Paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7400000095367432,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W129703402","https://openalex.org/W203345490","https://openalex.org/W1419954779","https://openalex.org/W1487602158","https://openalex.org/W1579038933","https://openalex.org/W1983592444","https://openalex.org/W1985518468","https://openalex.org/W1995113806","https://openalex.org/W1998222986","https://openalex.org/W2005490094","https://openalex.org/W2022329870","https://openalex.org/W2024868105","https://openalex.org/W2027805700","https://openalex.org/W2027922120","https://openalex.org/W2046465601","https://openalex.org/W2056380775","https://openalex.org/W2071626817","https://openalex.org/W2072937229","https://openalex.org/W2073212499","https://openalex.org/W2084716923","https://openalex.org/W2110819057","https://openalex.org/W2125389556","https://openalex.org/W2128659236","https://openalex.org/W2140897751","https://openalex.org/W2142194269","https://openalex.org/W2143254810","https://openalex.org/W2144380653","https://openalex.org/W2153635508","https://openalex.org/W2160547390","https://openalex.org/W2162033023","https://openalex.org/W2163973188","https://openalex.org/W2165715280","https://openalex.org/W2167165903","https://openalex.org/W4246082463","https://openalex.org/W6605295242","https://openalex.org/W6628185624","https://openalex.org/W6629120563","https://openalex.org/W6661864625","https://openalex.org/W6676424160"],"related_works":["https://openalex.org/W2953234277","https://openalex.org/W2626256601","https://openalex.org/W2900413183","https://openalex.org/W147410782","https://openalex.org/W3022252430","https://openalex.org/W3103989898","https://openalex.org/W4287804464","https://openalex.org/W1998222986","https://openalex.org/W2182357018","https://openalex.org/W2551337514"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3],"method":[4,83,101],"for":[5,10,36,63,78],"extracting":[6,105],"discriminative":[7,106],"key":[8,44,107],"poses":[9,45],"skeleton-based":[11],"action":[12,65,79],"recognition.":[13,80],"Poses":[14],"are":[15,46,61],"represented":[16,47],"by":[17,48],"normalized":[18],"joint":[19],"locations,":[20],"velocities":[21],"and":[22,40,70,90],"accelerations":[23],"of":[24,51],"skeleton":[25],"joints.":[26],"An":[27],"extended":[28],"label":[29],"consistent":[30],"K-SVD":[31],"(ELC-KSVD)":[32],"algorithm":[33],"is":[34,76,102],"proposed":[35,82,100],"learning":[37],"the":[38,49,52,56,87,99],"common":[39],"action-specific":[41,53],"dictionaries.":[42,54],"Discriminative":[43],"atoms":[50],"With":[55],"specific":[57],"dictionaries,":[58],"sparse":[59],"codes":[60],"obtained":[62],"representing":[64],"instances":[66],"through":[67],"max":[68],"pooling":[69],"temporal":[71],"pyramid.":[72],"A":[73],"SVM":[74],"classifier":[75],"trained":[77],"The":[81],"was":[84],"evaluated":[85],"on":[86],"MSRC-12":[88],"gesture":[89],"MSR-Action":[91],"3D":[92],"datasets.":[93],"Experimental":[94],"results":[95],"have":[96],"shown":[97],"that":[98],"effective":[103],"in":[104],"poses.":[108]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":15},{"year":2019,"cited_by_count":18},{"year":2018,"cited_by_count":17},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}