{"id":"https://openalex.org/W4408564335","doi":"https://doi.org/10.1109/access.2025.3552668","title":"Optimizing Group Activity Recognition With Actor Relation Graphs and GCN-LSTM Architectures","display_name":"Optimizing Group Activity Recognition With Actor Relation Graphs and GCN-LSTM Architectures","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4408564335","doi":"https://doi.org/10.1109/access.2025.3552668"},"language":"en","primary_location":{"id":"doi:10.1109/access.2025.3552668","doi":"https://doi.org/10.1109/access.2025.3552668","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3552668","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1","vabb-shw"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2025.3552668","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5039511765","display_name":"M R Tejonidhi","orcid":"https://orcid.org/0000-0002-0944-6741","observed_orcids":["https://orcid.org/0000-0002-0944-6741"]},"institutions":[{"id":"https://openalex.org/I1333540553","display_name":"Nitte University","ror":"https://ror.org/029nydt37","country_code":"IN","type":"education","lineage":["https://openalex.org/I1333540553"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"M. R. Tejonidhi","raw_affiliation_strings":["Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","Department of Computer Science, Karkala and Assistant Professor, Department of Computer Science and Engineering, Research Scholar, Malnad College of Engineering, NMAMIT, NITTE (deemed to be University), Hassan, Karnataka, India"],"raw_orcid":"https://orcid.org/0000-0002-0944-6741","affiliations":[{"raw_affiliation_string":"Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","institution_ids":["https://openalex.org/I1333540553"]},{"raw_affiliation_string":"Department of Computer Science, Karkala and Assistant Professor, Department of Computer Science and Engineering, Research Scholar, Malnad College of Engineering, NMAMIT, NITTE (deemed to be University), Hassan, Karnataka, India","institution_ids":["https://openalex.org/I1333540553"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011137395","display_name":"C. V. Aravinda","orcid":"https://orcid.org/0000-0003-4588-4105","observed_orcids":["https://orcid.org/0000-0003-4588-4105"]},"institutions":[{"id":"https://openalex.org/I1333540553","display_name":"Nitte University","ror":"https://ror.org/029nydt37","country_code":"IN","type":"education","lineage":["https://openalex.org/I1333540553"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"C. V. Aravinda","raw_affiliation_strings":["Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","Professor, Department of Computer Science, NMAMIT, NITTE (deemed to be University), Karkala, Karnataka, India"],"raw_orcid":"https://orcid.org/0000-0003-4588-4105","affiliations":[{"raw_affiliation_string":"Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","institution_ids":["https://openalex.org/I1333540553"]},{"raw_affiliation_string":"Professor, Department of Computer Science, NMAMIT, NITTE (deemed to be University), Karkala, Karnataka, India","institution_ids":["https://openalex.org/I1333540553"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100751061","display_name":"S. V. Aruna Kumar","orcid":"https://orcid.org/0000-0002-8953-2921","observed_orcids":["https://orcid.org/0000-0002-8953-2921"]},"institutions":[{"id":"https://openalex.org/I150037166","display_name":"Central Food Technological Research Institute","ror":"https://ror.org/01d7fn555","country_code":"IN","type":"facility","lineage":["https://openalex.org/I150037166","https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. V. Aruna Kumar","raw_affiliation_strings":["CFTRI, Mysuru, Karnataka, India","Scientist, CFTRI, Mysuru, Karnataka, India"],"raw_orcid":"https://orcid.org/0000-0002-8953-2921","affiliations":[{"raw_affiliation_string":"CFTRI, Mysuru, Karnataka, India","institution_ids":["https://openalex.org/I150037166"]},{"raw_affiliation_string":"Scientist, CFTRI, Mysuru, Karnataka, India","institution_ids":["https://openalex.org/I150037166"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091369479","display_name":"C K Madhu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1333540553","display_name":"Nitte University","ror":"https://ror.org/029nydt37","country_code":"IN","type":"education","lineage":["https://openalex.org/I1333540553"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"C. K. Madhu","raw_affiliation_strings":["Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","Department of Computer Science, Karkala and Assistant Professor, Department of Computer Science and Engineering, Research Scholar, Malnad College of Engineering, NMAMIT, NITTE (deemed to be University), Hassan, Karnataka, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","institution_ids":["https://openalex.org/I1333540553"]},{"raw_affiliation_string":"Department of Computer Science, Karkala and Assistant Professor, Department of Computer Science and Engineering, Research Scholar, Malnad College of Engineering, NMAMIT, NITTE (deemed to be University), Hassan, Karnataka, India","institution_ids":["https://openalex.org/I1333540553"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000448379","display_name":"A M Vinod","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1333540553","display_name":"Nitte University","ror":"https://ror.org/029nydt37","country_code":"IN","type":"education","lineage":["https://openalex.org/I1333540553"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"A. M. Vinod","raw_affiliation_strings":["Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","Department of Computer Science, Karkala and Assistant Professor, Department of Computer Science and Engineering, Research Scholar, Malnad College of Engineering, NMAMIT, NITTE (deemed to be University), Hassan, Karnataka, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, NMAM Institute of Technology, NITTE (Deemed to be University), Karkala, Udupi, India","institution_ids":["https://openalex.org/I1333540553"]},{"raw_affiliation_string":"Department of Computer Science, Karkala and Assistant Professor, Department of Computer Science and Engineering, Research Scholar, Malnad College of Engineering, NMAMIT, NITTE (deemed to be University), Hassan, Karnataka, India","institution_ids":["https://openalex.org/I1333540553"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2075,"currency":"USD","value_usd":2075},"apc_paid":{"value":2075,"currency":"USD","value_usd":2075},"fwci":1.9915,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.87081268,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"13","issue":null,"first_page":"55957","last_page":"55969"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10812","display_name":"Human Pose and Action Recognition","score":0.9916999936103821,"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":0.9916999936103821,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.006200000178068876,"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":0.000699999975040555,"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/group-activity-recognition","display_name":"group activity recognition","score":0.9990000128746033},{"id":"https://openalex.org/keywords/graph-convolutional-networks","display_name":"graph convolutional networks","score":0.9179999828338623},{"id":"https://openalex.org/keywords/lstm","display_name":"LSTM","score":0.8550000190734863},{"id":"https://openalex.org/keywords/attention-mechanism","display_name":"attention mechanism","score":0.8579999804496765},{"id":"https://openalex.org/keywords/inception-v3","display_name":"InceptionV3","score":0.7839999794960022},{"id":"https://openalex.org/keywords/video-action-recognition","display_name":"video action recognition","score":0.5580000281333923}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6777731776237488},{"id":"https://openalex.org/C25343380","wikidata":"https://www.wikidata.org/wiki/Q277521","display_name":"Relation (database)","level":2,"score":0.5727419257164001},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.5385512113571167},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4108368456363678},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3996693193912506},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.1604943573474884},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.06980344653129578},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2025.3552668","doi":"https://doi.org/10.1109/access.2025.3552668","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3552668","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1","vabb-shw"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:64eadd94e346458e9f796f565d5ac0d2","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/64eadd94e346458e9f796f565d5ac0d2","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 13, Pp 55957-55969 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2025.3552668","doi":"https://doi.org/10.1109/access.2025.3552668","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3552668","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1","vabb-shw"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W1947746128","https://openalex.org/W1985462856","https://openalex.org/W2053619738","https://openalex.org/W2259801182","https://openalex.org/W2269938945","https://openalex.org/W2519887557","https://openalex.org/W2558630670","https://openalex.org/W2736442062","https://openalex.org/W2765426175","https://openalex.org/W2778252923","https://openalex.org/W2892664578","https://openalex.org/W2894669491","https://openalex.org/W2895064504","https://openalex.org/W2896416928","https://openalex.org/W2903983423","https://openalex.org/W2927778007","https://openalex.org/W2940963663","https://openalex.org/W2963274633","https://openalex.org/W2963377215","https://openalex.org/W2964304707","https://openalex.org/W3035029089","https://openalex.org/W3039930990","https://openalex.org/W3088102655","https://openalex.org/W3157175643","https://openalex.org/W3169998028","https://openalex.org/W3194836306","https://openalex.org/W3204485253","https://openalex.org/W4312557989","https://openalex.org/W4312659106","https://openalex.org/W4312919330","https://openalex.org/W4384299378","https://openalex.org/W4385815582","https://openalex.org/W4398781873"],"related_works":["https://openalex.org/W2945907960","https://openalex.org/W4417488781","https://openalex.org/W7110599359","https://openalex.org/W2927778007","https://openalex.org/W4394734058","https://openalex.org/W2733111742","https://openalex.org/W4312659106","https://openalex.org/W2778252923","https://openalex.org/W4312919330","https://openalex.org/W7038361619"],"abstract_inverted_index":{"The":[0],"challenge":[1],"of":[2,20,30,117,144,193,219,231,249],"understanding":[3],"and":[4,11,37,68,114,161,184,195,213,233,238],"recognizing":[5],"group":[6,45,94,118,250],"activities":[7],"through":[8],"human":[9],"behavior":[10],"interactions":[12],"is":[13,139],"a":[14,27,104,123,171],"prominent":[15],"issue":[16],"in":[17,73,78,246],"the":[18,69,131,142,168,191,214,217,236,247],"realm":[19,248],"computer":[21],"vision":[22],"research.":[23],"This":[24,138],"area":[25],"boasts":[26],"wide":[28],"range":[29],"applications,":[31],"including":[32],"security":[33],"surveillance,":[34],"healthcare":[35],"monitoring,":[36],"human-computer":[38],"interaction":[39],"systems.":[40],"However,":[41],"accurately":[42],"deciphering":[43],"complex":[44],"dynamics":[46],"continues":[47],"to":[48,99,199],"pose":[49],"significant":[50],"difficulties.":[51],"Traditional":[52],"video-based":[53],"activity":[54,74,95,251],"recognition":[55],"methods":[56],"often":[57],"grapple":[58],"with":[59,128,170],"persistent":[60],"obstacles":[61],"such":[62],"as":[63,130],"environmental":[64],"noise,":[65],"background":[66],"clutter,":[67],"inter-class":[70],"similarities":[71],"inherent":[72],"patterns.":[75],"Recent":[76],"advancements":[77],"this":[79],"field":[80],"have":[81],"largely":[82],"focused":[83],"on":[84,205,235],"spatial":[85,115,194],"feature":[86,136],"extraction,":[87],"which":[88,156],"alone":[89],"proves":[90],"inadequate":[91],"for":[92,134],"thorough":[93],"analysis.":[96],"In":[97],"response":[98],"these":[100],"limitations,":[101],"we":[102],"propose":[103],"novel":[105],"deep":[106],"learning":[107],"framework":[108],"that":[109,174],"effectively":[110],"captures":[111],"both":[112,159],"temporal":[113],"characteristics":[116],"interactions.":[119],"Our":[120,222],"architecture":[121],"employs":[122],"Convolutional":[124,177],"Neural":[125],"Network":[126,178],"(CNN)":[127],"Inception-V3":[129],"foundational":[132],"model":[133,173,224],"initial":[135],"extraction.":[137],"complemented":[140],"by":[141],"development":[143],"an":[145],"Actor":[146],"Relation":[147],"Graph":[148,176],"(ARG)":[149],"utilizing":[150],"Zero":[151],"Normalized":[152],"Cross":[153],"Correlation":[154],"(ZNCC),":[155],"adeptly":[157],"illustrates":[158],"appearance-based":[160],"positional":[162],"relationships":[163],"among":[164],"participants.":[165],"By":[166],"integrating":[167],"ARG":[169],"hybrid":[172],"combines":[175],"(GCN),":[179],"Long":[180],"Short-Term":[181],"Memory":[182],"(LSTM),":[183],"Attention":[185],"mechanisms,":[186],"our":[187,220],"approach":[188],"significantly":[189],"enhances":[190],"extraction":[192],"relational":[196],"features":[197],"compared":[198],"conventional":[200],"techniques.":[201],"Experimental":[202],"evaluations":[203],"conducted":[204],"two":[206],"benchmark":[207],"datasets\u2014the":[208],"Collective":[209],"Activity":[210],"Dataset":[211],"(CAD)":[212],"Volleyball":[215,239],"dataset\u2014demonstrate":[216],"efficacy":[218],"framework.":[221],"proposed":[223],"achieves":[225],"state-of-the-art":[226],"performance,":[227],"attaining":[228],"prediction":[229],"accuracies":[230],"94.32%":[232],"94.47%":[234],"CAD":[237],"datasets,":[240],"respectively,":[241],"thereby":[242],"surpassing":[243],"existing":[244],"methodologies":[245],"recognition.":[252]},"counts_by_year":[{"year":2026,"cited_by_count":7},{"year":2025,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2025-03-19T00:00:00"}
