{"id":"https://openalex.org/W2901601772","doi":"https://doi.org/10.3390/s18113979","title":"A Survey of the Techniques for The Identification and Classification of Human Actions from Visual Data","display_name":"A Survey of the Techniques for The Identification and Classification of Human Actions from Visual Data","publication_year":2018,"publication_date":"2018-11-15","ids":{"openalex":"https://openalex.org/W2901601772","doi":"https://doi.org/10.3390/s18113979","mag":"2901601772","pmid":"https://pubmed.ncbi.nlm.nih.gov/30445801"},"language":"en","primary_location":{"id":"doi:10.3390/s18113979","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18113979","pdf_url":"https://www.mdpi.com/1424-8220/18/11/3979/pdf?version=1542336814","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"review","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/18/11/3979/pdf?version=1542336814","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025717681","display_name":"Shahela Saif","orcid":"https://orcid.org/0000-0001-5249-4135"},"institutions":[{"id":"https://openalex.org/I59225215","display_name":"Bahria University","ror":"https://ror.org/02v8d7770","country_code":"PK","type":"education","lineage":["https://openalex.org/I59225215"]}],"countries":["PK"],"is_corresponding":true,"raw_author_name":"Shahela Saif","raw_affiliation_strings":["Computer Science Department, Bahria University, E-8 Islamabad 44000, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department, Bahria University, E-8 Islamabad 44000, Pakistan","institution_ids":["https://openalex.org/I59225215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057496478","display_name":"Samabia Tehseen","orcid":null},"institutions":[{"id":"https://openalex.org/I59225215","display_name":"Bahria University","ror":"https://ror.org/02v8d7770","country_code":"PK","type":"education","lineage":["https://openalex.org/I59225215"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Samabia Tehseen","raw_affiliation_strings":["Computer Science Department, Bahria University, E-8 Islamabad 44000, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department, Bahria University, E-8 Islamabad 44000, Pakistan","institution_ids":["https://openalex.org/I59225215"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5054590646","display_name":"Sumaira Kausar","orcid":"https://orcid.org/0000-0003-4229-7802"},"institutions":[{"id":"https://openalex.org/I59225215","display_name":"Bahria University","ror":"https://ror.org/02v8d7770","country_code":"PK","type":"education","lineage":["https://openalex.org/I59225215"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Sumaira Kausar","raw_affiliation_strings":["Computer Science Department, Bahria University, E-8 Islamabad 44000, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department, Bahria University, E-8 Islamabad 44000, Pakistan","institution_ids":["https://openalex.org/I59225215"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5025717681"],"corresponding_institution_ids":["https://openalex.org/I59225215"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2400,"currency":"CHF","value_usd":2598},"fwci":0.7422,"has_fulltext":true,"cited_by_count":14,"citation_normalized_percentile":{"value":0.77639984,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"18","issue":"11","first_page":"3979","last_page":"3979"},"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9997000098228455,"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/T11512","display_name":"Anomaly Detection Techniques and Applications","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/computer-science","display_name":"Computer science","score":0.7346498966217041},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.7240286469459534},{"id":"https://openalex.org/keywords/clutter","display_name":"Clutter","score":0.6584734916687012},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.6185338497161865},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5980258584022522},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5698987245559692},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.5205617547035217},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5096645355224609},{"id":"https://openalex.org/keywords/cognitive-neuroscience-of-visual-object-recognition","display_name":"Cognitive neuroscience of visual object recognition","score":0.4572157859802246},{"id":"https://openalex.org/keywords/deep-learning","display_name":"Deep learning","score":0.4547204375267029},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.4304421544075012},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.3776516318321228},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.326049268245697},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.1040334403514862},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07396212220191956}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7346498966217041},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.7240286469459534},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.6584734916687012},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.6185338497161865},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5980258584022522},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5698987245559692},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.5205617547035217},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5096645355224609},{"id":"https://openalex.org/C64876066","wikidata":"https://www.wikidata.org/wiki/Q5141226","display_name":"Cognitive neuroscience of visual object recognition","level":3,"score":0.4572157859802246},{"id":"https://openalex.org/C108583219","wikidata":"https://www.wikidata.org/wiki/Q197536","display_name":"Deep learning","level":2,"score":0.4547204375267029},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.4304421544075012},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.3776516318321228},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.326049268245697},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.1040334403514862},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07396212220191956},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000077321","descriptor_name":"Deep Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000077321","descriptor_name":"Deep Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000077321","descriptor_name":"Deep Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006802","descriptor_name":"Human Activities","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006802","descriptor_name":"Human Activities","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006802","descriptor_name":"Human Activities","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D011795","descriptor_name":"Surveys and Questionnaires","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011795","descriptor_name":"Surveys and Questionnaires","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011795","descriptor_name":"Surveys and Questionnaires","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014796","descriptor_name":"Visual Perception","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014796","descriptor_name":"Visual Perception","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014796","descriptor_name":"Visual Perception","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D062211","descriptor_name":"Spatio-Temporal Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D062211","descriptor_name":"Spatio-Temporal Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D062211","descriptor_name":"Spatio-Temporal Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":6,"locations":[{"id":"doi:10.3390/s18113979","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18113979","pdf_url":"https://www.mdpi.com/1424-8220/18/11/3979/pdf?version=1542336814","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:30445801","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30445801","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:54c601375ce442d89bcee0f0634e3373","is_oa":true,"landing_page_url":"https://doaj.org/article/54c601375ce442d89bcee0f0634e3373","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,"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":"Sensors, Vol 18, Iss 11, p 3979 (2018)","raw_type":"article"},{"id":"pmh:oai:europepmc.org:5257576","is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC6263411","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:mdpi.com:/1424-8220/18/11/3979/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/s18113979","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:6263411","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/6263411","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s18113979","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s18113979","pdf_url":"https://www.mdpi.com/1424-8220/18/11/3979/pdf?version=1542336814","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2901601772.pdf","grobid_xml":"https://content.openalex.org/works/W2901601772.grobid-xml"},"referenced_works_count":125,"referenced_works":["https://openalex.org/W18669060","https://openalex.org/W28988658","https://openalex.org/W45528431","https://openalex.org/W136504859","https://openalex.org/W1211924006","https://openalex.org/W1488195763","https://openalex.org/W1499332833","https://openalex.org/W1522734439","https://openalex.org/W1534763723","https://openalex.org/W1535554303","https://openalex.org/W1593040460","https://openalex.org/W1595717062","https://openalex.org/W1606858007","https://openalex.org/W1823684626","https://openalex.org/W1850164289","https://openalex.org/W1855115939","https://openalex.org/W1867429401","https://openalex.org/W1910567995","https://openalex.org/W1914401667","https://openalex.org/W1920196880","https://openalex.org/W1923404803","https://openalex.org/W1944615693","https://openalex.org/W1947481528","https://openalex.org/W1961645301","https://openalex.org/W1963603065","https://openalex.org/W1966385142","https://openalex.org/W1967320926","https://openalex.org/W1973166425","https://openalex.org/W1975325338","https://openalex.org/W1981781955","https://openalex.org/W1983364832","https://openalex.org/W1983705368","https://openalex.org/W1984798172","https://openalex.org/W1995903777","https://openalex.org/W2007964100","https://openalex.org/W2016053056","https://openalex.org/W2020163092","https://openalex.org/W2024868105","https://openalex.org/W2025768430","https://openalex.org/W2030989822","https://openalex.org/W2033154814","https://openalex.org/W2033719708","https://openalex.org/W2036109700","https://openalex.org/W2042661794","https://openalex.org/W2053757129","https://openalex.org/W2064173729","https://openalex.org/W2064675550","https://openalex.org/W2065994824","https://openalex.org/W2069356045","https://openalex.org/W2081519360","https://openalex.org/W2096691069","https://openalex.org/W2097117768","https://openalex.org/W2098339052","https://openalex.org/W2098667639","https://openalex.org/W2099634219","https://openalex.org/W2101194540","https://openalex.org/W2103822353","https://openalex.org/W2105101328","https://openalex.org/W2105464770","https://openalex.org/W2106996050","https://openalex.org/W2108598243","https://openalex.org/W2110623713","https://openalex.org/W2110819057","https://openalex.org/W2111308925","https://openalex.org/W2111364271","https://openalex.org/W2116435618","https://openalex.org/W2117130368","https://openalex.org/W2118129809","https://openalex.org/W2119196219","https://openalex.org/W2119350939","https://openalex.org/W2121899951","https://openalex.org/W2123972799","https://openalex.org/W2126574503","https://openalex.org/W2129666410","https://openalex.org/W2133728753","https://openalex.org/W2139593995","https://openalex.org/W2142194269","https://openalex.org/W2143183396","https://openalex.org/W2144380653","https://openalex.org/W2145546283","https://openalex.org/W2145576843","https://openalex.org/W2146634731","https://openalex.org/W2151214862","https://openalex.org/W2155268664","https://openalex.org/W2156135524","https://openalex.org/W2156303437","https://openalex.org/W2159262088","https://openalex.org/W2163605009","https://openalex.org/W2163973188","https://openalex.org/W2165715280","https://openalex.org/W2166294429","https://openalex.org/W2166930262","https://openalex.org/W2170302354","https://openalex.org/W2234163201","https://openalex.org/W2235034809","https://openalex.org/W2269209296","https://openalex.org/W2284126738","https://openalex.org/W2342662179","https://openalex.org/W2465313502","https://openalex.org/W2466991859","https://openalex.org/W2508429489","https://openalex.org/W2526425061","https://openalex.org/W2533739470","https://openalex.org/W2600339340","https://openalex.org/W2767302379","https://openalex.org/W2888460178","https://openalex.org/W2893167122","https://openalex.org/W2963173190","https://openalex.org/W2963218601","https://openalex.org/W2964191259","https://openalex.org/W3101287485","https://openalex.org/W3125210009","https://openalex.org/W3141200356","https://openalex.org/W4249279051","https://openalex.org/W4249293656","https://openalex.org/W4255012408","https://openalex.org/W4361835198","https://openalex.org/W6604443436","https://openalex.org/W6676770471","https://openalex.org/W6679317805","https://openalex.org/W6679436768","https://openalex.org/W6680690435","https://openalex.org/W6682098419","https://openalex.org/W6683411478","https://openalex.org/W6719240882"],"related_works":["https://openalex.org/W4315434538","https://openalex.org/W2106002764","https://openalex.org/W1579998189","https://openalex.org/W2172615727","https://openalex.org/W2114275278","https://openalex.org/W2769899322","https://openalex.org/W1489511283","https://openalex.org/W2026565050","https://openalex.org/W2974914859","https://openalex.org/W2110244802"],"abstract_inverted_index":{"Recognition":[0],"of":[1,11,22,53,110,130],"human":[2],"actions":[3],"form":[4],"videos":[5,133],"has":[6,15],"been":[7,93],"an":[8],"active":[9],"area":[10],"research":[12,153],"because":[13],"it":[14,70],"applications":[16,99],"in":[17,24,29,42,49,89],"various":[18],"domains.":[19],"The":[20],"results":[21],"work":[23],"this":[25,43,104,139],"field":[26,44,91,112],"are":[27,45,100],"used":[28],"video":[30,33,58],"surveillance,":[31],"automatic":[32],"labeling":[34],"and":[35,60,82,84,95,132,148],"human-computer":[36],"interaction,":[37],"among":[38],"others.":[39],"Any":[40],"advancements":[41],"tied":[46],"to":[47,122,134,143],"advances":[48],"the":[50,90,98,108,111,114,145,149,151,159],"interrelated":[51],"fields":[52],"object":[54],"recognition,":[55],"spatio-":[56],"temporal":[57],"analysis":[59],"semantic":[61],"segmentation.":[62],"Activity":[63],"recognition":[64],"is":[65],"a":[66],"challenging":[67],"task":[68],"since":[69],"faces":[71],"many":[72],"problems":[73],"such":[74],"as":[75,97],"occlusion,":[76],"view":[77],"point":[78],"variation,":[79],"background":[80],"differences":[81],"clutter":[83],"illumination":[85],"variations.":[86],"Scientific":[87],"achievements":[88],"have":[92],"numerous":[94],"rapid":[96],"far":[101],"reaching.":[102],"In":[103],"survey,":[105],"we":[106,141],"cover":[107],"growth":[109],"from":[113,158],"earliest":[115],"solutions,":[116],"where":[117],"handcrafted":[118],"features":[119,136],"were":[120],"used,":[121],"later":[123],"deep":[124],"learning":[125],"approaches":[126],"that":[127],"use":[128],"millions":[129],"images":[131],"learn":[135],"automatically.":[137],"By":[138],"discussion,":[140],"intend":[142],"highlight":[144],"major":[146],"breakthroughs":[147],"directions":[150],"future":[152],"might":[154],"take":[155],"while":[156],"benefiting":[157],"state-of-the-art":[160],"methods.":[161]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}