{"id":"https://openalex.org/W2121152256","doi":"https://doi.org/10.14778/1453856.1453930","title":"Relaxation in text search using taxonomies","display_name":"Relaxation in text search using taxonomies","publication_year":2008,"publication_date":"2008-08-01","ids":{"openalex":"https://openalex.org/W2121152256","doi":"https://doi.org/10.14778/1453856.1453930","mag":"2121152256"},"language":"en","primary_location":{"id":"doi:10.14778/1453856.1453930","is_oa":false,"landing_page_url":"https://doi.org/10.14778/1453856.1453930","pdf_url":null,"source":{"id":"https://openalex.org/S4210226185","display_name":"Proceedings of the VLDB Endowment","issn_l":"2150-8097","issn":["2150-8097"],"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":"Proceedings of the VLDB Endowment","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/A5073768909","display_name":"Marcus Fontoura","orcid":null},"institutions":[{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":true,"raw_author_name":"Marcus Fontoura","raw_affiliation_strings":["Yahoo! Research, Sunnyvale, CA","Yahoo Research, Sunnyvale, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Yahoo! Research, Sunnyvale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo Research, Sunnyvale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037908462","display_name":"Vanja Josifovski","orcid":null},"institutions":[{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Vanja Josifovski","raw_affiliation_strings":["Yahoo! Research, Sunnyvale, CA","Yahoo Research, Sunnyvale, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Yahoo! Research, Sunnyvale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo Research, Sunnyvale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101772779","display_name":"Ravi Kumar","orcid":"https://orcid.org/0000-0002-2203-2586"},"institutions":[{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Ravi Kumar","raw_affiliation_strings":["Yahoo! Research, Sunnyvale, CA","Yahoo Research, Sunnyvale, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Yahoo! Research, Sunnyvale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo Research, Sunnyvale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109881550","display_name":"Christopher Olston","orcid":null},"institutions":[{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Christopher Olston","raw_affiliation_strings":["Yahoo! Research, Sunnyvale, CA","Yahoo Research, Sunnyvale, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Yahoo! Research, Sunnyvale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo Research, Sunnyvale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068021191","display_name":"Andrew Tomkins","orcid":"https://orcid.org/0000-0002-1611-9255"},"institutions":[{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Andrew Tomkins","raw_affiliation_strings":["Yahoo! Research, Sunnyvale, CA","Yahoo Research, Sunnyvale, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Yahoo! Research, Sunnyvale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo Research, Sunnyvale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070795618","display_name":"Sergei Vassilvitskii","orcid":"https://orcid.org/0000-0003-0235-1624"},"institutions":[{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Sergei Vassilvitskii","raw_affiliation_strings":["Yahoo! Research, Sunnyvale, CA","Yahoo Research, Sunnyvale, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Yahoo! Research, Sunnyvale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo Research, Sunnyvale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5073768909"],"corresponding_institution_ids":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"],"apc_list":null,"apc_paid":null,"fwci":3.0387,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.91550489,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"1","issue":"1","first_page":"672","last_page":"683"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11269","display_name":"Algorithms and Data Compression","score":0.9976000189781189,"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"}},{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9969000220298767,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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":0.7604900002479553},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.7140432596206665},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.6897006630897522},{"id":"https://openalex.org/keywords/metadata","display_name":"Metadata","score":0.6639666557312012},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5424022078514099},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.46343547105789185},{"id":"https://openalex.org/keywords/product","display_name":"Product (mathematics)","score":0.4461400508880615},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3853742182254791},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.343849778175354},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16878792643547058},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.0719960629940033}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7604900002479553},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.7140432596206665},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.6897006630897522},{"id":"https://openalex.org/C93518851","wikidata":"https://www.wikidata.org/wiki/Q180160","display_name":"Metadata","level":2,"score":0.6639666557312012},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5424022078514099},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.46343547105789185},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.4461400508880615},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3853742182254791},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.343849778175354},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16878792643547058},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0719960629940033},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.14778/1453856.1453930","is_oa":false,"landing_page_url":"https://doi.org/10.14778/1453856.1453930","pdf_url":null,"source":{"id":"https://openalex.org/S4210226185","display_name":"Proceedings of the VLDB Endowment","issn_l":"2150-8097","issn":["2150-8097"],"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":"Proceedings of the VLDB Endowment","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.140.7911","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.140.7911","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.vldb.org/pvldb/1/1453930.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.142.2990","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.142.2990","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www-2.cs.cmu.edu/~olston/publications/vldb08b.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W1531395322","https://openalex.org/W1565494300","https://openalex.org/W1660390307","https://openalex.org/W1766020475","https://openalex.org/W1854214752","https://openalex.org/W1968461475","https://openalex.org/W1983765456","https://openalex.org/W2006476860","https://openalex.org/W2013451793","https://openalex.org/W2013723863","https://openalex.org/W2022671649","https://openalex.org/W2036792013","https://openalex.org/W2041571997","https://openalex.org/W2059387258","https://openalex.org/W2065472179","https://openalex.org/W2066636486","https://openalex.org/W2073448073","https://openalex.org/W2074863013","https://openalex.org/W2099678653","https://openalex.org/W2103201239","https://openalex.org/W2116504754","https://openalex.org/W2118322263","https://openalex.org/W2121350579","https://openalex.org/W2122585291","https://openalex.org/W2124044117","https://openalex.org/W2128034913","https://openalex.org/W2134217480","https://openalex.org/W2140795521","https://openalex.org/W2142099410","https://openalex.org/W2142132842","https://openalex.org/W2146077059","https://openalex.org/W2148942721","https://openalex.org/W2150102617","https://openalex.org/W2154610494","https://openalex.org/W2169307587","https://openalex.org/W2171874178","https://openalex.org/W2666600683","https://openalex.org/W2889395214","https://openalex.org/W6633810142","https://openalex.org/W6637101025","https://openalex.org/W6639055396","https://openalex.org/W6642251797","https://openalex.org/W6754499842"],"related_works":["https://openalex.org/W2392768766","https://openalex.org/W2058118494","https://openalex.org/W2095118173","https://openalex.org/W2382021449","https://openalex.org/W2104269053","https://openalex.org/W2106424170","https://openalex.org/W2501188010","https://openalex.org/W4299935056","https://openalex.org/W2768810474","https://openalex.org/W599624254"],"abstract_inverted_index":{"In":[0],"this":[1,68],"paper":[2],"we":[3],"propose":[4],"a":[5,26,105,115],"novel":[6],"document":[7],"retrieval":[8,70],"model":[9,33],"in":[10,37,67,110,133,139],"which":[11,111],"text":[12],"queries":[13],"are":[14,48],"augmented":[15,49],"with":[16,50,149],"multi-dimensional":[17],"taxonomy":[18],"restrictions.":[19],"These":[20],"restrictions":[21],"may":[22,34],"be":[23,35,95,120],"relaxed":[24],"at":[25,114,122],"cost":[27,92,118],"to":[28,84,97],"result":[29],"quality.":[30],"This":[31],"new":[32,69],"applicable":[36],"many":[38],"arenas,":[39],"including":[40],"multifaceted,":[41],"product,":[42],"and":[43,64,103,162],"local":[44],"search,":[45],"where":[46],"documents":[47],"hierarchical":[51,135],"metadata":[52],"such":[53],"as":[54],"topic":[55],"or":[56,141],"location.":[57],"We":[58,72,125,152],"present":[59,153],"efficient":[60,146],"algorithms":[61,148,158],"for":[62],"indexing":[63],"query":[65,74],"processing":[66,75],"model.":[71],"decompose":[73],"into":[76],"two":[77,134],"sub-problems:":[78],"first,":[79],"an":[80],"online":[81],"search":[82,108],"problem":[83,109,129],"determine":[85],"the":[86,99,127,171],"correct":[87],"overall":[88],"level":[89],"of":[90,167],"relaxation":[91,107,117],"that":[93],"must":[94,119],"incurred":[96],"generate":[98],"top":[100],"k":[101],"results;":[102],"second,":[104],"budgeted":[106],"all":[112],"results":[113,155],"particular":[116],"produced":[121],"minimal":[123],"cost.":[124],"show":[126],"latter":[128],"is":[130,137],"solvable":[131],"exactly":[132],"dimensions,":[136,143],"NP-hard":[138],"three":[140],"more":[142],"but":[144],"admits":[145],"approximation":[147],"provable":[150],"guarantees.":[151],"experimental":[154],"evaluating":[156],"our":[157],"on":[159],"both":[160],"synthetic":[161],"real":[163],"data,":[164],"showing":[165],"order":[166],"magnitude":[168],"improvements":[169],"over":[170],"baseline":[172],"algorithm.":[173]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
