{"id":"https://openalex.org/W1866041435","doi":null,"title":"Activity retrieval in closed captioned videos","display_name":"Activity retrieval in closed captioned videos","publication_year":2009,"publication_date":"2009-08-01","ids":{"openalex":"https://openalex.org/W1866041435","mag":"1866041435"},"language":"en","primary_location":{"id":"pmh:oai:CiteSeerX.psu:10.1.1.149.1372","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.149.1372","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.utexas.edu/users/ml/papers/gupta-thesis.pdf","raw_type":"text"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5045050802","display_name":"Sonal Gupta","orcid":"https://orcid.org/0000-0002-2096-4662","observed_orcids":["https://orcid.org/0000-0002-2096-4662"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Sonal Gupta","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-2096-4662","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5045050802"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.324,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.66098254,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11439","display_name":"Video Analysis and Summarization","score":0.8192999958992004,"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":0.8192999958992004,"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/T10812","display_name":"Human Pose and Action Recognition","score":0.09300000220537186,"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":0.023000000044703484,"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/closed-captioning","display_name":"closed captioning","score":0.9160000085830688},{"id":"https://openalex.org/keywords/weakly-supervised-learning","display_name":"weakly supervised learning","score":0.9509999752044678},{"id":"https://openalex.org/keywords/activity-recognition","display_name":"activity recognition","score":0.781000018119812},{"id":"https://openalex.org/keywords/soccer-video","display_name":"soccer video","score":0.8360000252723694},{"id":"https://openalex.org/keywords/linguistic-analysis","display_name":"linguistic analysis","score":0.8709999918937683},{"id":"https://openalex.org/keywords/video-retrieval","display_name":"video retrieval","score":0.5070000290870667}],"concepts":[{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5928682684898376},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4905397295951843},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.3388625383377075},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.33215489983558655}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:CiteSeerX.psu:10.1.1.149.1372","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.149.1372","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.utexas.edu/users/ml/papers/gupta-thesis.pdf","raw_type":"text"},{"id":"pmh:oai:repositories.lib.utexas.edu:2152/ETD-UT-2009-08-305","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2152/ETD-UT-2009-08-305","pdf_url":null,"source":{"id":"https://openalex.org/S4306400568","display_name":"Texas ScholarWorks (Texas Digital Library)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210102904","host_organization_name":"Texas Digital Library","host_organization_lineage":["https://openalex.org/I4210102904"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"thesis"},{"id":"mag:1866041435","doi":null,"is_oa":false,"landing_page_url":"https://repositories.lib.utexas.edu/bitstream/2152/ETD-UT-2009-08-305/2/GUPTA-THESIS.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W99485931","https://openalex.org/W1480643256","https://openalex.org/W1488195763","https://openalex.org/W1491644433","https://openalex.org/W1530227559","https://openalex.org/W1532325895","https://openalex.org/W1534763723","https://openalex.org/W1563088657","https://openalex.org/W1872883209","https://openalex.org/W2002381683","https://openalex.org/W2010399676","https://openalex.org/W2020163092","https://openalex.org/W2034328688","https://openalex.org/W2087768416","https://openalex.org/W2100526149","https://openalex.org/W2106094637","https://openalex.org/W2111308925","https://openalex.org/W2112076978","https://openalex.org/W2118020653","https://openalex.org/W2118881459","https://openalex.org/W2122338375","https://openalex.org/W2123504579","https://openalex.org/W2123758055","https://openalex.org/W2126618487","https://openalex.org/W2129666410","https://openalex.org/W2134473739","https://openalex.org/W2137981002","https://openalex.org/W2140223865","https://openalex.org/W2142194269","https://openalex.org/W2146634731","https://openalex.org/W2151103935","https://openalex.org/W2153635508","https://openalex.org/W2163292664","https://openalex.org/W2163362093","https://openalex.org/W2163397920","https://openalex.org/W2165715280","https://openalex.org/W2168118654","https://openalex.org/W2168996682","https://openalex.org/W2912934387","https://openalex.org/W3141200356"],"related_works":["https://openalex.org/W2621402953","https://openalex.org/W2595548237","https://openalex.org/W279079067","https://openalex.org/W6941128356","https://openalex.org/W7096092641","https://openalex.org/W1541598773","https://openalex.org/W3013913452","https://openalex.org/W7097071534","https://openalex.org/W3129137683","https://openalex.org/W2400911122"],"abstract_inverted_index":{"Recognizing":[0],"activities":[1],"in":[2,14,80],"real-world":[3],"videos":[4,28,56],"is":[5],"a":[6,100,112],"difficult":[7],"problem":[8],"exacerbated":[9],"by":[10],"background":[11],"clutter,":[12],"changes":[13],"camera":[15,22],"angle":[16],"&":[17],"zoom,":[18],"occlusion":[19],"and":[20,44,92,126],"rapid":[21],"movements.":[23],"Large":[24],"corpora":[25],"of":[26,89,136],"labeled":[27],"can":[29,57,76,131],"be":[30],"used":[31],"to":[32,109,116],"train":[33],"automated":[34],"activity":[35,68,78,129],"recognition":[36],"systems,":[37],"but":[38],"this":[39],"requires":[40,85],"expensive":[41],"human":[42,95],"labor":[43],"time.":[45],"This":[46],"thesis":[47],"explores":[48],"how":[49],"closed":[50],"captions":[51],"that":[52,61,72,104,122],"naturally":[53],"accompany":[54],"many":[55],"act":[58],"as\\nweak":[59],"supervision":[60],"allows":[62],"automatically":[63,127],"collecting":[64],"'labeled'":[65],"data":[66],"for":[67],"recognition.":[69],"We":[70,97,120],"show":[71],"such":[73],"an":[74,117],"approach":[75],"improve":[77,133],"retrieval":[79],"soccer":[81],"videos.":[82],"Our":[83],"system":[84],"no":[86],"manual":[87],"labeling":[88],"video":[90,137],"clips":[91],"needs":[93],"minimal":[94],"supervision.":[96],"also":[98],"present":[99],"novel":[101],"caption":[102],"classifier":[103],"uses":[105],"additional":[106],"linguistic":[107,124],"information":[108],"determine":[110],"whether":[111],"specific":[113],"comment":[114],"refers":[115],"ongoing":[118],"activity.":[119],"demonstrate":[121],"combining":[123],"analysis":[125],"trained":[128],"recognizers":[130],"significantly":[132],"the":[134],"precision":[135],"retrieval.":[138]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2016-06-24T00:00:00"}