{"id":"https://openalex.org/W2114804204","doi":"https://doi.org/10.1145/3130348.3130353","title":"The Cluster Hypothesis Revisited","display_name":"The Cluster Hypothesis Revisited","publication_year":2017,"publication_date":"2017-08-02","ids":{"openalex":"https://openalex.org/W2114804204","doi":"https://doi.org/10.1145/3130348.3130353","mag":"2114804204"},"language":"en","primary_location":{"id":"doi:10.1145/3130348.3130353","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3130348.3130353","pdf_url":null,"source":{"id":"https://openalex.org/S6756005","display_name":"ACM SIGIR Forum","issn_l":"0163-5840","issn":["0163-5840","1558-0229"],"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 SIGIR Forum","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/A5025474771","display_name":"Ellen M. Vdorhees","orcid":null},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Ellen M. Vdorhees","raw_affiliation_strings":["Cornell University, Ithaca, NY","Cornell University (Ithaca, NY);"],"affiliations":[{"raw_affiliation_string":"Cornell University, Ithaca, NY","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"Cornell University (Ithaca, NY);","institution_ids":["https://openalex.org/I205783295"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5025474771"],"corresponding_institution_ids":["https://openalex.org/I205783295"],"apc_list":null,"apc_paid":null,"fwci":1.5698,"has_fulltext":false,"cited_by_count":173,"citation_normalized_percentile":{"value":0.89865147,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"51","issue":"2","first_page":"35","last_page":"43"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9977999925613403,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9977999925613403,"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T10637","display_name":"Advanced Clustering Algorithms Research","score":0.9962000250816345,"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":0.8653453588485718},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.7111827731132507},{"id":"https://openalex.org/keywords/cluster","display_name":"Cluster (spacecraft)","score":0.5198043584823608},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.47088393568992615},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.46145519614219666},{"id":"https://openalex.org/keywords/document-retrieval","display_name":"Document retrieval","score":0.4556683301925659},{"id":"https://openalex.org/keywords/query-expansion","display_name":"Query expansion","score":0.4493003785610199},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.22603049874305725}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8653453588485718},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.7111827731132507},{"id":"https://openalex.org/C164866538","wikidata":"https://www.wikidata.org/wiki/Q367351","display_name":"Cluster (spacecraft)","level":2,"score":0.5198043584823608},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.47088393568992615},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.46145519614219666},{"id":"https://openalex.org/C161156560","wikidata":"https://www.wikidata.org/wiki/Q1638872","display_name":"Document retrieval","level":2,"score":0.4556683301925659},{"id":"https://openalex.org/C99016210","wikidata":"https://www.wikidata.org/wiki/Q5488129","display_name":"Query expansion","level":2,"score":0.4493003785610199},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.22603049874305725},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3130348.3130353","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3130348.3130353","pdf_url":null,"source":{"id":"https://openalex.org/S6756005","display_name":"ACM SIGIR Forum","issn_l":"0163-5840","issn":["0163-5840","1558-0229"],"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 SIGIR Forum","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7300000190734863,"id":"https://metadata.un.org/sdg/1","display_name":"No poverty"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W73128518","https://openalex.org/W75452848","https://openalex.org/W120261275","https://openalex.org/W1546473629","https://openalex.org/W1980849928","https://openalex.org/W2007154686","https://openalex.org/W2041565863","https://openalex.org/W2045584315","https://openalex.org/W2053256916","https://openalex.org/W2065938637","https://openalex.org/W2068632118","https://openalex.org/W4251146235","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2560191017","https://openalex.org/W2348892528","https://openalex.org/W2014728371","https://openalex.org/W3194422352","https://openalex.org/W2397627326","https://openalex.org/W2160726690","https://openalex.org/W8610723","https://openalex.org/W4389519110","https://openalex.org/W2189581250","https://openalex.org/W4312049095"],"abstract_inverted_index":{"A":[0],"new":[1],"means":[2],"of":[3,13,24,37,61,74,81,89,94,110],"evaluating":[4],"the":[5,11,38,48,58,71,75,78],"cluster":[6],"hypothesis":[7],"is":[8,68,87],"introduced":[9],"and":[10,34],"results":[12,23,54,103],"such":[14],"an":[15],"evaluation":[16],"are":[17,45,50],"presented":[18],"for":[19],"four":[20],"collections.":[21],"The":[22],"retrieval":[25,83,86,93,109],"experiments":[26],"comparing":[27],"a":[28,31,35,62,65,100,105],"sequential":[29,85],"search,":[30,33],"cluster-based":[32],"search":[36,63],"clustered":[39,82],"collection":[40,67],"in":[41,97,104],"which":[42],"individual":[43,111],"documents":[44,112],"scored":[46],"against":[47],"query":[49,101],"also":[51],"presented.":[52],"These":[53],"indicate":[55],"that":[56],"while":[57],"absolute":[59],"performance":[60,107],"on":[64,70],"particular":[66],"dependent":[69],"palrwise":[72],"similarity":[73],"relevant":[76],"documents,":[77],"relative":[79],"effectiveness":[80],"versus":[84],"independent":[88],"this":[90],"factor.":[91],"However,":[92],"entire":[95],"clusters":[96],"response":[98],"to":[99],"usually":[102],"poorer":[106],"than":[108],"from":[113],"clusters.":[114]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":9},{"year":2012,"cited_by_count":5}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}