{"id":"https://openalex.org/W2061201347","doi":"https://doi.org/10.1145/2324796.2324867","title":"Categorization of a collection of pictures into structured events","display_name":"Categorization of a collection of pictures into structured events","publication_year":2012,"publication_date":"2012-06-05","ids":{"openalex":"https://openalex.org/W2061201347","doi":"https://doi.org/10.1145/2324796.2324867","mag":"2061201347"},"language":"en","primary_location":{"id":"doi:10.1145/2324796.2324867","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2324796.2324867","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2nd ACM International Conference on Multimedia Retrieval","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/A5079774693","display_name":"Riccardo Mattivi","orcid":null},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Riccardo Mattivi","raw_affiliation_strings":["DISI, University of Trento, Italy"],"affiliations":[{"raw_affiliation_string":"DISI, University of Trento, Italy","institution_ids":["https://openalex.org/I193223587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020938231","display_name":"Jasper Uijlings","orcid":"https://orcid.org/0000-0002-3288-7377"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Jasper Uijlings","raw_affiliation_strings":["DISI, University of Trento, Italy"],"affiliations":[{"raw_affiliation_string":"DISI, University of Trento, Italy","institution_ids":["https://openalex.org/I193223587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068660181","display_name":"Francesco G. B. De Natale","orcid":"https://orcid.org/0000-0003-2566-6995"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Francesco De Natale","raw_affiliation_strings":["DISI, University of Trento, Italy"],"affiliations":[{"raw_affiliation_string":"DISI, University of Trento, Italy","institution_ids":["https://openalex.org/I193223587"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027171279","display_name":"Nicu Sebe","orcid":"https://orcid.org/0000-0002-6597-7248"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Nicu Sebe","raw_affiliation_strings":["DISI, University of Trento, Italy"],"affiliations":[{"raw_affiliation_string":"DISI, University of Trento, Italy","institution_ids":["https://openalex.org/I193223587"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5079774693"],"corresponding_institution_ids":["https://openalex.org/I193223587"],"apc_list":null,"apc_paid":null,"fwci":1.6709,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.85906161,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","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"}},"topics":[{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","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/T10824","display_name":"Image Retrieval and Classification 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"}},{"id":"https://openalex.org/T11439","display_name":"Video Analysis and Summarization","score":0.9891999959945679,"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/categorization","display_name":"Categorization","score":0.7631031274795532},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6678882837295532},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.4542834758758545},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.37879228591918945},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.36393097043037415}],"concepts":[{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.7631031274795532},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6678882837295532},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.4542834758758545},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.37879228591918945},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.36393097043037415}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2324796.2324867","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2324796.2324867","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2nd ACM International Conference on Multimedia Retrieval","raw_type":"proceedings-article"},{"id":"pmh:oai:iris.unitn.it:11572/91546","is_oa":false,"landing_page_url":"http://hdl.handle.net/11572/91546","pdf_url":null,"source":{"id":"https://openalex.org/S4306401913","display_name":"Institutional Research Information System (Universit\u00e0 degli Studi di Trento)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I193223587","host_organization_name":"University of Trento","host_organization_lineage":["https://openalex.org/I193223587"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W2023931250","https://openalex.org/W2095872964","https://openalex.org/W2118087936","https://openalex.org/W2133268862"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2165912799","https://openalex.org/W2735662278","https://openalex.org/W2382615723","https://openalex.org/W4311804456","https://openalex.org/W1987484445","https://openalex.org/W2623658258","https://openalex.org/W2143413548","https://openalex.org/W1969219540","https://openalex.org/W3204019825"],"abstract_inverted_index":{"This":[0],"demo":[1],"showcases":[2],"our":[3],"system":[4,46],"which":[5],"classifies":[6],"a":[7,32,52,78],"collection":[8,53],"of":[9,31,54,88],"pictures":[10,87],"into":[11,17],"events":[12,42],"and":[13,35,43,71],"its":[14],"individual":[15],"images":[16,55],"subevents.":[18],"We":[19],"reach":[20],"this":[21],"goal":[22],"by":[23,36],"analysizing":[24],"visual":[25],"features":[26],"with":[27],"an":[28],"efficient":[29],"implementation":[30],"Bag-of-Words":[33],"method":[34],"leveraging":[37],"time":[38],"information":[39],"both":[40],"for":[41],"sub-events.":[44,98],"The":[45,73],"allows":[47],"the":[48,82,86,89],"user":[49,83],"to":[50,84],"analyze":[51],"-":[56,60],"named":[57],"as":[58,69,93,95],"event-album":[59],"from":[61,64],"disk":[62],"or":[63],"internet":[65],"sharing":[66],"services":[67],"such":[68],"Picasa":[70],"Flickr.":[72],"results":[74],"are":[75],"displayed":[76],"in":[77],"web-browser":[79],"window":[80],"allowing":[81],"view":[85],"entire":[90],"recognized":[91],"event,":[92],"well":[94],"their":[96],"recognised":[97]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}