{"id":"https://openalex.org/W2011971439","doi":"https://doi.org/10.1109/tmm.2014.2323945","title":"BM25 With Exponential IDF for Instance Search","display_name":"BM25 With Exponential IDF for Instance Search","publication_year":2014,"publication_date":"2014-05-23","ids":{"openalex":"https://openalex.org/W2011971439","doi":"https://doi.org/10.1109/tmm.2014.2323945","mag":"2011971439"},"language":"en","primary_location":{"id":"doi:10.1109/tmm.2014.2323945","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2014.2323945","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Multimedia","raw_type":"journal-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/A5087364889","display_name":"Masaya Murata","orcid":"https://orcid.org/0000-0001-6394-4103"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masaya Murata","raw_affiliation_strings":["NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","institution_ids":[]},{"raw_affiliation_string":"[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112254783","display_name":"Hidehisa Nagano","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hidehisa Nagano","raw_affiliation_strings":["NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","institution_ids":[]},{"raw_affiliation_string":"[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025120602","display_name":"Mukai Ryo","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryo Mukai","raw_affiliation_strings":["NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","institution_ids":[]},{"raw_affiliation_string":"[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061465935","display_name":"Kunio Kashino","orcid":null},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]},{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kunio Kashino","raw_affiliation_strings":["NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","National Institute of Informatics, Chiyoda-ku, Tokyo, Japan","[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NTT Corporation, NTT Communication Science Laboratories, Atsugi-Shi, Kanagawa, Japan","institution_ids":[]},{"raw_affiliation_string":"National Institute of Informatics, Chiyoda-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"[NTT Communication Science Laboratories, NTT Corporation, Atsugi-Shi, Japan]","institution_ids":["https://openalex.org/I2251713219"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103828785","display_name":"Shinrichi Satoh","orcid":null},"institutions":[{"id":"https://openalex.org/I184597095","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47","country_code":"JP","type":"facility","lineage":["https://openalex.org/I1319490839","https://openalex.org/I184597095","https://openalex.org/I4210158934"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinrichi Satoh","raw_affiliation_strings":["National Institute of Informatics, Chiyoda-ku, Tokyo, Japan","National Institute of Informatics, Chiyoda-ku, Japan#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Informatics, Chiyoda-ku, Tokyo, Japan","institution_ids":["https://openalex.org/I184597095"]},{"raw_affiliation_string":"National Institute of Informatics, Chiyoda-ku, Japan#TAB#","institution_ids":["https://openalex.org/I184597095"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.461,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.94114116,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"16","issue":"6","first_page":"1690","last_page":"1699"},"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":0.9998999834060669,"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":0.9998999834060669,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.9993000030517578,"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/T11307","display_name":"Domain Adaptation and Few-Shot Learning","score":0.9965000152587891,"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":0.8478384017944336},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.5599579811096191},{"id":"https://openalex.org/keywords/tf\u2013idf","display_name":"tf\u2013idf","score":0.5332980155944824},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.4943234920501709},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.47747111320495605},{"id":"https://openalex.org/keywords/video-retrieval","display_name":"Video retrieval","score":0.4699150621891022},{"id":"https://openalex.org/keywords/exponential-function","display_name":"Exponential function","score":0.4607563614845276},{"id":"https://openalex.org/keywords/term","display_name":"Term (time)","score":0.1085222065448761},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08842328190803528}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8478384017944336},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.5599579811096191},{"id":"https://openalex.org/C81758059","wikidata":"https://www.wikidata.org/wiki/Q796584","display_name":"tf\u2013idf","level":3,"score":0.5332980155944824},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4943234920501709},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.47747111320495605},{"id":"https://openalex.org/C2983174267","wikidata":"https://www.wikidata.org/wiki/Q3775098","display_name":"Video retrieval","level":2,"score":0.4699150621891022},{"id":"https://openalex.org/C151376022","wikidata":"https://www.wikidata.org/wiki/Q168698","display_name":"Exponential function","level":2,"score":0.4607563614845276},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.1085222065448761},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08842328190803528},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tmm.2014.2323945","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2014.2323945","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Multimedia","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":47,"referenced_works":["https://openalex.org/W8870360","https://openalex.org/W1482214997","https://openalex.org/W1854214752","https://openalex.org/W1980280334","https://openalex.org/W2022944081","https://openalex.org/W2043909051","https://openalex.org/W2048045485","https://openalex.org/W2067983738","https://openalex.org/W2069021608","https://openalex.org/W2081495776","https://openalex.org/W2085030399","https://openalex.org/W2087696423","https://openalex.org/W2096422609","https://openalex.org/W2105157020","https://openalex.org/W2105231393","https://openalex.org/W2111901347","https://openalex.org/W2112211758","https://openalex.org/W2118355530","https://openalex.org/W2124404372","https://openalex.org/W2127411609","https://openalex.org/W2128017662","https://openalex.org/W2131846894","https://openalex.org/W2134557008","https://openalex.org/W2134829868","https://openalex.org/W2135928008","https://openalex.org/W2138628630","https://openalex.org/W2141362318","https://openalex.org/W2144211451","https://openalex.org/W2148809531","https://openalex.org/W2151103935","https://openalex.org/W2165613971","https://openalex.org/W2167431750","https://openalex.org/W2172188317","https://openalex.org/W2283195891","https://openalex.org/W2917753560","https://openalex.org/W3023200921","https://openalex.org/W4206765718","https://openalex.org/W4251326898","https://openalex.org/W4252076394","https://openalex.org/W6600367688","https://openalex.org/W6601167206","https://openalex.org/W6628905179","https://openalex.org/W6678852649","https://openalex.org/W6742227979","https://openalex.org/W6759420305","https://openalex.org/W6986910069","https://openalex.org/W7046150963"],"related_works":["https://openalex.org/W2382433580","https://openalex.org/W2100326285","https://openalex.org/W2369751049","https://openalex.org/W2198237484","https://openalex.org/W4386005428","https://openalex.org/W1965689017","https://openalex.org/W3028990185","https://openalex.org/W2995299894","https://openalex.org/W2399947890","https://openalex.org/W2310544549"],"abstract_inverted_index":{"This":[0],"paper":[1],"deals":[2],"with":[3,20,25],"a":[4,30,43],"novel":[5],"concept":[6],"of":[7,22,45,70,108],"an":[8],"exponential":[9,52,66],"IDF":[10,28,53,67],"in":[11,29,79,94,117],"the":[12,17,23,26,51,55,62,72,109,120,125],"BM25":[13,24],"formulation":[14],"and":[15,50,81,112],"compares":[16],"search":[18,92,122],"accuracy":[19,93,123],"that":[21,84],"original":[27,63],"content-based":[31],"video":[32,37,105,127],"retrieval":[33,38,128],"(CBVR)":[34],"task.":[35],"Our":[36,96],"method":[39,98],"is":[40,68,87,99],"based":[41],"on":[42],"bag":[44],"keypoints":[46,73],"(local":[47],"visual":[48],"features)":[49],"estimates":[54],"keypoint":[56],"importance":[57],"weights":[58],"more":[59],"accurately":[60],"than":[61],"IDF.":[64],"The":[65],"capable":[69],"suppressing":[71],"from":[74],"frequently":[75],"occurring":[76],"background":[77],"objects":[78],"videos,":[80],"we":[82,113],"found":[83],"this":[85],"effect":[86],"essential":[88],"for":[89],"achieving":[90],"improved":[91],"CBVR.":[95],"proposed":[97],"especially":[100],"designed":[101],"to":[102],"tackle":[103],"instance":[104,121],"search,":[106],"one":[107],"CBVR":[110],"tasks,":[111],"demonstrate":[114],"its":[115],"effectiveness":[116],"significantly":[118],"enhancing":[119],"using":[124],"TRECVID2012":[126],"dataset.":[129]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
