{"id":"https://openalex.org/W3184264314","doi":"https://doi.org/10.1145/3459089","title":"Topic-based Video Analysis","display_name":"Topic-based Video Analysis","publication_year":2021,"publication_date":"2021-07-13","ids":{"openalex":"https://openalex.org/W3184264314","doi":"https://doi.org/10.1145/3459089","mag":"3184264314"},"language":"en","primary_location":{"id":"doi:10.1145/3459089","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3459089","pdf_url":null,"source":{"id":"https://openalex.org/S157921468","display_name":"ACM Computing Surveys","issn_l":"0360-0300","issn":["0360-0300","1557-7341"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Computing Surveys","raw_type":"journal-article"},"type":"review","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://hdl.handle.net/10037/24520","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062027838","display_name":"Ratnabali Pal","orcid":"https://orcid.org/0000-0002-0006-3293"},"institutions":[{"id":"https://openalex.org/I78037679","display_name":"UiT The Arctic University of Norway","ror":"https://ror.org/00wge5k78","country_code":"NO","type":"education","lineage":["https://openalex.org/I78037679"]},{"id":"https://openalex.org/I4210095992","display_name":"Centre for Arctic Gas Hydrate, Environment and Climate","ror":"https://ror.org/00p8r6x45","country_code":"NO","type":"facility","lineage":["https://openalex.org/I4210095992","https://openalex.org/I78037679"]}],"countries":["NO"],"is_corresponding":true,"raw_author_name":"Ratnabali Pal","raw_affiliation_strings":["UiT The Arctic University of Norway, Norway"],"affiliations":[{"raw_affiliation_string":"UiT The Arctic University of Norway, Norway","institution_ids":["https://openalex.org/I4210095992","https://openalex.org/I78037679"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064398431","display_name":"Arif Ahmed Sekh","orcid":"https://orcid.org/0000-0003-0706-2565"},"institutions":[{"id":"https://openalex.org/I4210095992","display_name":"Centre for Arctic Gas Hydrate, Environment and Climate","ror":"https://ror.org/00p8r6x45","country_code":"NO","type":"facility","lineage":["https://openalex.org/I4210095992","https://openalex.org/I78037679"]},{"id":"https://openalex.org/I78037679","display_name":"UiT The Arctic University of Norway","ror":"https://ror.org/00wge5k78","country_code":"NO","type":"education","lineage":["https://openalex.org/I78037679"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Arif Ahmed Sekh","raw_affiliation_strings":["UiT The Arctic University of Norway, Norway"],"affiliations":[{"raw_affiliation_string":"UiT The Arctic University of Norway, Norway","institution_ids":["https://openalex.org/I4210095992","https://openalex.org/I78037679"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011110321","display_name":"Debi Prosad Dogra","orcid":"https://orcid.org/0000-0002-3904-732X"},"institutions":[{"id":"https://openalex.org/I99729588","display_name":"Indian Institute of Technology Bhubaneswar","ror":"https://ror.org/04gx72j20","country_code":"IN","type":"education","lineage":["https://openalex.org/I99729588"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Debi Prosad Dogra","raw_affiliation_strings":["Indian Institute of Technology Bhubaneswar, India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology Bhubaneswar, India","institution_ids":["https://openalex.org/I99729588"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050650296","display_name":"Samarjit Kar","orcid":"https://orcid.org/0000-0002-5503-9338"},"institutions":[{"id":"https://openalex.org/I155837530","display_name":"National Institute of Technology Durgapur","ror":"https://ror.org/04ds0jm32","country_code":"IN","type":"education","lineage":["https://openalex.org/I155837530"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Samarjit Kar","raw_affiliation_strings":["National Institute of Technology Durgapur, India"],"affiliations":[{"raw_affiliation_string":"National Institute of Technology Durgapur, India","institution_ids":["https://openalex.org/I155837530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036208317","display_name":"Partha Pratim Roy","orcid":"https://orcid.org/0000-0002-5735-5254"},"institutions":[{"id":"https://openalex.org/I154851008","display_name":"Indian Institute of Technology Roorkee","ror":"https://ror.org/00582g326","country_code":"IN","type":"education","lineage":["https://openalex.org/I154851008"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Partha Pratim Roy","raw_affiliation_strings":["Indian Institute of Technology Roorkee, India"],"affiliations":[{"raw_affiliation_string":"Indian Institute of Technology Roorkee, India","institution_ids":["https://openalex.org/I154851008"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064348917","display_name":"Dilip K. Prasad","orcid":"https://orcid.org/0000-0002-3693-6973"},"institutions":[{"id":"https://openalex.org/I78037679","display_name":"UiT The Arctic University of Norway","ror":"https://ror.org/00wge5k78","country_code":"NO","type":"education","lineage":["https://openalex.org/I78037679"]},{"id":"https://openalex.org/I4210095992","display_name":"Centre for Arctic Gas Hydrate, Environment and Climate","ror":"https://ror.org/00p8r6x45","country_code":"NO","type":"facility","lineage":["https://openalex.org/I4210095992","https://openalex.org/I78037679"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Dilip K. Prasad","raw_affiliation_strings":["UiT The Arctic University of Norway, Norway"],"affiliations":[{"raw_affiliation_string":"UiT The Arctic University of Norway, Norway","institution_ids":["https://openalex.org/I4210095992","https://openalex.org/I78037679"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5062027838"],"corresponding_institution_ids":["https://openalex.org/I4210095992","https://openalex.org/I78037679"],"apc_list":null,"apc_paid":null,"fwci":0.2882,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.54986928,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"54","issue":"6","first_page":"1","last_page":"34"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11439","display_name":"Video Analysis and Summarization","score":0.9973999857902527,"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/T11439","display_name":"Video Analysis and Summarization","score":0.9973999857902527,"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":0.9940999746322632,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9868999719619751,"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/computer-science","display_name":"Computer science","score":0.9003170728683472},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.5927724838256836},{"id":"https://openalex.org/keywords/topic-model","display_name":"Topic model","score":0.5624971389770508},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5479098558425903},{"id":"https://openalex.org/keywords/scope","display_name":"Scope (computer science)","score":0.5319709181785583},{"id":"https://openalex.org/keywords/motion","display_name":"Motion (physics)","score":0.4993269443511963},{"id":"https://openalex.org/keywords/motion-analysis","display_name":"Motion analysis","score":0.4895831048488617},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.4520060420036316},{"id":"https://openalex.org/keywords/unsupervised-learning","display_name":"Unsupervised learning","score":0.44429704546928406},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.36462533473968506},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.35435473918914795}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9003170728683472},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.5927724838256836},{"id":"https://openalex.org/C171686336","wikidata":"https://www.wikidata.org/wiki/Q3532085","display_name":"Topic model","level":2,"score":0.5624971389770508},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5479098558425903},{"id":"https://openalex.org/C2778012447","wikidata":"https://www.wikidata.org/wiki/Q1034415","display_name":"Scope (computer science)","level":2,"score":0.5319709181785583},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.4993269443511963},{"id":"https://openalex.org/C2777036941","wikidata":"https://www.wikidata.org/wiki/Q6917771","display_name":"Motion analysis","level":2,"score":0.4895831048488617},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.4520060420036316},{"id":"https://openalex.org/C8038995","wikidata":"https://www.wikidata.org/wiki/Q1152135","display_name":"Unsupervised learning","level":2,"score":0.44429704546928406},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.36462533473968506},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.35435473918914795},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/3459089","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3459089","pdf_url":null,"source":{"id":"https://openalex.org/S157921468","display_name":"ACM Computing Surveys","issn_l":"0360-0300","issn":["0360-0300","1557-7341"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Computing Surveys","raw_type":"journal-article"},{"id":"pmh:oai:munin.uit.no:10037/24520","is_oa":true,"landing_page_url":"https://hdl.handle.net/10037/24520","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"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":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:munin.uit.no:10037/24520","is_oa":true,"landing_page_url":"https://hdl.handle.net/10037/24520","pdf_url":null,"source":{"id":"https://openalex.org/S4306401716","display_name":"Duo Research Archive (University of Oslo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I184942183","host_organization_name":"University of Oslo","host_organization_lineage":["https://openalex.org/I184942183"],"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":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":151,"referenced_works":["https://openalex.org/W166614460","https://openalex.org/W187554855","https://openalex.org/W295894637","https://openalex.org/W607820920","https://openalex.org/W893558361","https://openalex.org/W1041917003","https://openalex.org/W1573040851","https://openalex.org/W1593271688","https://openalex.org/W1726806267","https://openalex.org/W1924999439","https://openalex.org/W1941902227","https://openalex.org/W1963841851","https://openalex.org/W1964806982","https://openalex.org/W1967033562","https://openalex.org/W1975078502","https://openalex.org/W1977646036","https://openalex.org/W1979044015","https://openalex.org/W1979350646","https://openalex.org/W1980363510","https://openalex.org/W1980508392","https://openalex.org/W1981838369","https://openalex.org/W1981892159","https://openalex.org/W1989663456","https://openalex.org/W1999319859","https://openalex.org/W2000942453","https://openalex.org/W2003723718","https://openalex.org/W2004149082","https://openalex.org/W2006719702","https://openalex.org/W2007885794","https://openalex.org/W2011128100","https://openalex.org/W2011430131","https://openalex.org/W2012998835","https://openalex.org/W2013076218","https://openalex.org/W2013576116","https://openalex.org/W2019660985","https://openalex.org/W2019993792","https://openalex.org/W2025147484","https://openalex.org/W2040395913","https://openalex.org/W2055354074","https://openalex.org/W2056006730","https://openalex.org/W2059811026","https://openalex.org/W2060221718","https://openalex.org/W2061773916","https://openalex.org/W2079023123","https://openalex.org/W2086470109","https://openalex.org/W2096533418","https://openalex.org/W2099336098","https://openalex.org/W2105101328","https://openalex.org/W2106996050","https://openalex.org/W2107034620","https://openalex.org/W2108404684","https://openalex.org/W2112657736","https://openalex.org/W2118439990","https://openalex.org/W2132052677","https://openalex.org/W2134731454","https://openalex.org/W2136888950","https://openalex.org/W2138092272","https://openalex.org/W2138991968","https://openalex.org/W2141211247","https://openalex.org/W2144180849","https://openalex.org/W2145508099","https://openalex.org/W2146341620","https://openalex.org/W2146634731","https://openalex.org/W2147625498","https://openalex.org/W2149021215","https://openalex.org/W2154889144","https://openalex.org/W2158169396","https://openalex.org/W2164032638","https://openalex.org/W2165609887","https://openalex.org/W2168292091","https://openalex.org/W2169466720","https://openalex.org/W2171343266","https://openalex.org/W2174706414","https://openalex.org/W2241087971","https://openalex.org/W2250400964","https://openalex.org/W2250533720","https://openalex.org/W2255713729","https://openalex.org/W2289102908","https://openalex.org/W2294965852","https://openalex.org/W2299778380","https://openalex.org/W2309866156","https://openalex.org/W2341212498","https://openalex.org/W2341949230","https://openalex.org/W2346234994","https://openalex.org/W2346895837","https://openalex.org/W2396526215","https://openalex.org/W2415929499","https://openalex.org/W2425121537","https://openalex.org/W2478518027","https://openalex.org/W2486333534","https://openalex.org/W2520852214","https://openalex.org/W2526637760","https://openalex.org/W2533619109","https://openalex.org/W2539222059","https://openalex.org/W2545266814","https://openalex.org/W2548393348","https://openalex.org/W2549476280","https://openalex.org/W2567736915","https://openalex.org/W2571596707","https://openalex.org/W2580025354","https://openalex.org/W2592246478","https://openalex.org/W2593414223","https://openalex.org/W2596720518","https://openalex.org/W2612885776","https://openalex.org/W2618127004","https://openalex.org/W2660018007","https://openalex.org/W2666251054","https://openalex.org/W2738322862","https://openalex.org/W2754750920","https://openalex.org/W2765179427","https://openalex.org/W2780100774","https://openalex.org/W2781787017","https://openalex.org/W2782935780","https://openalex.org/W2790374669","https://openalex.org/W2792119093","https://openalex.org/W2794111591","https://openalex.org/W2795341838","https://openalex.org/W2797369717","https://openalex.org/W2797380400","https://openalex.org/W2799093546","https://openalex.org/W2802943745","https://openalex.org/W2908056713","https://openalex.org/W2913822893","https://openalex.org/W2921491680","https://openalex.org/W2926659180","https://openalex.org/W2947220628","https://openalex.org/W2950577311","https://openalex.org/W2962686197","https://openalex.org/W2962947528","https://openalex.org/W2963501221","https://openalex.org/W2963869273","https://openalex.org/W2964129680","https://openalex.org/W2967680350","https://openalex.org/W2969831530","https://openalex.org/W2971002231","https://openalex.org/W2971613412","https://openalex.org/W2974697255","https://openalex.org/W2982039390","https://openalex.org/W2984008963","https://openalex.org/W3005004133","https://openalex.org/W3012200311","https://openalex.org/W3013669377","https://openalex.org/W3021229333","https://openalex.org/W3023371261","https://openalex.org/W3034446217","https://openalex.org/W4212774754","https://openalex.org/W4233135949","https://openalex.org/W4236965008","https://openalex.org/W4249279051","https://openalex.org/W4255527083","https://openalex.org/W6679534712"],"related_works":["https://openalex.org/W3196155444","https://openalex.org/W2687972263","https://openalex.org/W2029249305","https://openalex.org/W2511137960","https://openalex.org/W3209574120","https://openalex.org/W3214088465","https://openalex.org/W2115571026","https://openalex.org/W2604231787","https://openalex.org/W2610014769","https://openalex.org/W2395873996"],"abstract_inverted_index":{"Manual":[0],"processing":[1],"of":[2,6,39,70,105],"a":[3,117],"large":[4],"volume":[5],"video":[7,112],"data":[8],"captured":[9],"through":[10],"closed-circuit":[11],"television":[12],"is":[13,22,60,68,81],"challenging":[14],"due":[15],"to":[16,139],"various":[17],"reasons.":[18],"First,":[19],"manual":[20],"analysis":[21,59],"highly":[23],"time-consuming.":[24],"Moreover,":[25],"as":[26,35],"surveillance":[27,57,111,144],"videos":[28],"are":[29],"recorded":[30],"in":[31,36,63,75,83,131,142,151],"dynamic":[32],"conditions":[33],"such":[34],"the":[37,71,100],"presence":[38],"camera":[40],"motion,":[41],"varying":[42],"illumination,":[43],"or":[44],"occlusion,":[45],"conventional":[46],"supervised":[47],"learning":[48],"may":[49],"not":[50],"work":[51],"always.":[52],"Thus,":[53],"computer":[54,86],"vision-based":[55],"automatic":[56],"scene":[58],"carried":[61],"out":[62],"unsupervised":[64,76],"ways.":[65],"Topic":[66,79],"modelling":[67,80,141],"one":[69],"emerging":[72],"fields":[73],"used":[74,82],"information":[77],"processing.":[78],"text":[84],"analysis,":[85],"vision":[87],"applications,":[88],"and":[89,103,129,148],"other":[90],"areas":[91],"involving":[92],"spatio-temporal":[93],"data.":[94],"In":[95],"this":[96,152],"article,":[97],"we":[98],"discuss":[99],"scope,":[101],"variations,":[102],"applications":[104,130],"topic":[106,122,140],"modelling,":[107],"particularly":[108],"focusing":[109],"on":[110,120],"analysis.":[113],"We":[114],"have":[115,145],"provided":[116],"methodological":[118],"survey":[119],"existing":[121],"models,":[123],"their":[124],"features,":[125],"underlying":[126],"representations,":[127],"characterization,":[128],"visual":[132,143],"surveillance\u2019s":[133],"perspective.":[134],"Important":[135],"research":[136],"papers":[137],"related":[138],"been":[146],"summarized":[147],"critically":[149],"analyzed":[150],"article.":[153]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2021-08-02T00:00:00"}