{"id":"https://openalex.org/W2000033221","doi":"https://doi.org/10.1145/1631024.1631037","title":"A hierarchical model for representation of events in multimedia observation systems","display_name":"A hierarchical model for representation of events in multimedia observation systems","publication_year":2009,"publication_date":"2009-10-23","ids":{"openalex":"https://openalex.org/W2000033221","doi":"https://doi.org/10.1145/1631024.1631037","mag":"2000033221"},"language":"en","primary_location":{"id":"doi:10.1145/1631024.1631037","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1631024.1631037","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st ACM international workshop on Events in multimedia","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/A5034818486","display_name":"Pradeep K. Atrey","orcid":"https://orcid.org/0000-0002-9577-0969"},"institutions":[{"id":"https://openalex.org/I872945872","display_name":"University of Winnipeg","ror":"https://ror.org/02gdzyx04","country_code":"CA","type":"education","lineage":["https://openalex.org/I872945872"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Pradeep K. Atrey","raw_affiliation_strings":["University of Winnipeg, Winnipeg, MAN, Canada","University Of Winnipeg, Winnipeg, MAN, Canada"],"affiliations":[{"raw_affiliation_string":"University of Winnipeg, Winnipeg, MAN, Canada","institution_ids":["https://openalex.org/I872945872"]},{"raw_affiliation_string":"University Of Winnipeg, Winnipeg, MAN, Canada","institution_ids":["https://openalex.org/I872945872"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5034818486"],"corresponding_institution_ids":["https://openalex.org/I872945872"],"apc_list":null,"apc_paid":null,"fwci":0.9707,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.76677535,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"57","last_page":"64"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11439","display_name":"Video Analysis and Summarization","score":0.9994999766349792,"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":0.9994999766349792,"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":0.9991999864578247,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9970999956130981,"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/representation","display_name":"Representation (politics)","score":0.820660412311554},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8080081939697266},{"id":"https://openalex.org/keywords/event","display_name":"Event (particle physics)","score":0.7394172549247742},{"id":"https://openalex.org/keywords/hierarchical-database-model","display_name":"Hierarchical database model","score":0.5843181610107422},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.5288235545158386},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.34722578525543213},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.34503525495529175},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.11564677953720093}],"concepts":[{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.820660412311554},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8080081939697266},{"id":"https://openalex.org/C2779662365","wikidata":"https://www.wikidata.org/wiki/Q5416694","display_name":"Event (particle physics)","level":2,"score":0.7394172549247742},{"id":"https://openalex.org/C144986985","wikidata":"https://www.wikidata.org/wiki/Q871236","display_name":"Hierarchical database model","level":2,"score":0.5843181610107422},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.5288235545158386},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.34722578525543213},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.34503525495529175},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.11564677953720093},{"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/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1631024.1631037","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1631024.1631037","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 1st ACM international workshop on Events in multimedia","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1490868278","https://openalex.org/W1498805928","https://openalex.org/W1552269331","https://openalex.org/W1639411684","https://openalex.org/W1970989461","https://openalex.org/W1977507462","https://openalex.org/W2095872964","https://openalex.org/W2102625004","https://openalex.org/W2116542276","https://openalex.org/W2129312450","https://openalex.org/W2130035392","https://openalex.org/W2134750880","https://openalex.org/W2135836020","https://openalex.org/W2138251987","https://openalex.org/W2141059953","https://openalex.org/W2148943985","https://openalex.org/W2164751066","https://openalex.org/W6677263735"],"related_works":["https://openalex.org/W2062195135","https://openalex.org/W2795079307","https://openalex.org/W2793058541","https://openalex.org/W1983629434","https://openalex.org/W2055929693","https://openalex.org/W4324271173","https://openalex.org/W1967645776","https://openalex.org/W2352227742","https://openalex.org/W4390679071","https://openalex.org/W4392807267"],"abstract_inverted_index":{"Events":[0],"are":[1,8,28,129],"centric":[2],"to":[3,10,82,105,131],"multimedia":[4,106],"observation":[5,107],"systems,":[6],"which":[7,32],"meant":[9],"capture":[11],"and":[12,17,119,121,149],"process":[13],"the":[14,21,25,33,75,124,135,154,157],"sensory":[15],"data":[16],"provide":[18],"decisions":[19],"about":[20],"events":[22,34,60,91,113,125],"occurring":[23],"in":[24],"environment.":[26],"There":[27],"various":[29],"granularities":[30],"at":[31,92,114,126],"occur.":[35],"For":[36],"instance,":[37],"an":[38,84],"event":[39,85,102],"can":[40,61,89],"occur":[41,62],"for":[42,101,141],"a":[43,51,98],"short":[44],"time":[45,55],"(a":[46],"few":[47],"seconds)":[48],"or":[49],"over":[50],"longer":[52],"period":[53],"of":[54,77,156],"(several":[56],"minutes).":[57],"Moreover,":[58,134],"multiple":[59],"simultaneously":[63],"as":[64,66],"well":[65],"they":[67],"may":[68],"have":[69,83],"relationship":[70],"with":[71],"each":[72],"other.":[73],"Given":[74],"complexity":[76],"events,":[78],"it":[79],"is":[80],"important":[81],"representation":[86,103],"model":[87,100,111,136],"that":[88],"describe":[90],"different":[93],"levels.":[94],"This":[95],"paper":[96],"presents":[97],"hierarchical":[99],"targeted":[104],"application.":[108],"The":[109,151],"proposed":[110,158],"defines":[112],"three":[115,142],"levels:":[116],"transient,":[117],"atomic":[118],"compound;":[120],"describes":[122],"how":[123],"one":[127],"level":[128],"mapped":[130],"another":[132],"level.":[133],"also":[137],"provides":[138],"explicit":[139],"representations":[140],"types":[143],"relationships":[144],"between":[145],"events:":[146],"temporal,":[147],"causal":[148],"spatial.":[150],"experiments":[152],"validate":[153],"utility":[155],"model.":[159]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
