{"id":"https://openalex.org/W2018838261","doi":"https://doi.org/10.1145/1507509.1507518","title":"Query suggestions using query-flow graphs","display_name":"Query suggestions using query-flow graphs","publication_year":2009,"publication_date":"2009-02-09","ids":{"openalex":"https://openalex.org/W2018838261","doi":"https://doi.org/10.1145/1507509.1507518","mag":"2018838261"},"language":"en","primary_location":{"id":"doi:10.1145/1507509.1507518","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1507509.1507518","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2009 workshop on Web Search Click Data","raw_type":"proceedings-article"},"type":"conference-paper","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/A5038842358","display_name":"Paolo Boldi","orcid":"https://orcid.org/0000-0002-8297-6255"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Paolo Boldi","raw_affiliation_strings":["Universit\u00e0 degli, Studi di Milano, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e0 degli, Studi di Milano, Italy","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022272025","display_name":"Francesco Bonchi","orcid":"https://orcid.org/0000-0001-9464-8315"},"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/I2800095910","display_name":"Yahoo (Spain)","ror":"https://ror.org/03gq8sg42","country_code":"ES","type":"company","lineage":["https://openalex.org/I2800095910","https://openalex.org/I4210134091"]}],"countries":["ES","GB"],"is_corresponding":false,"raw_author_name":"Francesco Bonchi","raw_affiliation_strings":["Yahoo! Research Labs, Barcelona, Spain","Yahoo! Research Labs, Barcelona, Spain#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yahoo! Research Labs, Barcelona, Spain","institution_ids":["https://openalex.org/I2800095910"]},{"raw_affiliation_string":"Yahoo! Research Labs, Barcelona, Spain#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084282503","display_name":"Carlos Castillo","orcid":"https://orcid.org/0000-0003-4544-0416"},"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/I2800095910","display_name":"Yahoo (Spain)","ror":"https://ror.org/03gq8sg42","country_code":"ES","type":"company","lineage":["https://openalex.org/I2800095910","https://openalex.org/I4210134091"]}],"countries":["ES","GB"],"is_corresponding":false,"raw_author_name":"Carlos Castillo","raw_affiliation_strings":["Yahoo! Research Labs, Barcelona, Spain","Yahoo! Research Labs, Barcelona, Spain#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yahoo! Research Labs, Barcelona, Spain","institution_ids":["https://openalex.org/I2800095910"]},{"raw_affiliation_string":"Yahoo! Research Labs, Barcelona, Spain#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018490566","display_name":"Debora Donato","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/I2800095910","display_name":"Yahoo (Spain)","ror":"https://ror.org/03gq8sg42","country_code":"ES","type":"company","lineage":["https://openalex.org/I2800095910","https://openalex.org/I4210134091"]}],"countries":["ES","GB"],"is_corresponding":false,"raw_author_name":"Debora Donato","raw_affiliation_strings":["Yahoo! Research Labs, Barcelona, Spain","Yahoo! Research Labs, Barcelona, Spain#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yahoo! Research Labs, Barcelona, Spain","institution_ids":["https://openalex.org/I2800095910"]},{"raw_affiliation_string":"Yahoo! Research Labs, Barcelona, Spain#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027824085","display_name":"Sebastiano Vigna","orcid":"https://orcid.org/0000-0002-3257-651X"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Sebastiano Vigna","raw_affiliation_strings":["Universit\u00e0 degli, Studi di Milano, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universit\u00e0 degli, Studi di Milano, Italy","institution_ids":["https://openalex.org/I189158943"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":13.14,"has_fulltext":false,"cited_by_count":132,"citation_normalized_percentile":{"value":0.99163161,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"56","last_page":"63"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12292","display_name":"Graph Theory and Algorithms","score":0.9995999932289124,"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/T12292","display_name":"Graph Theory and Algorithms","score":0.9995999932289124,"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/T11106","display_name":"Data Management and Algorithms","score":0.9994000196456909,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9969000220298767,"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/computer-science","display_name":"Computer science","score":0.8073897957801819},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.7269145250320435},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.7044554948806763},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.6764082312583923},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.6569052934646606},{"id":"https://openalex.org/keywords/rdf-query-language","display_name":"RDF query language","score":0.642771303653717},{"id":"https://openalex.org/keywords/query-expansion","display_name":"Query expansion","score":0.6257880926132202},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.600246012210846},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5175782442092896},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.47981858253479004},{"id":"https://openalex.org/keywords/spatial-query","display_name":"Spatial query","score":0.4365706741809845},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.37253886461257935},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3334362506866455},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.20652687549591064}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8073897957801819},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.7269145250320435},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.7044554948806763},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.6764082312583923},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.6569052934646606},{"id":"https://openalex.org/C96956885","wikidata":"https://www.wikidata.org/wiki/Q6138701","display_name":"RDF query language","level":5,"score":0.642771303653717},{"id":"https://openalex.org/C99016210","wikidata":"https://www.wikidata.org/wiki/Q5488129","display_name":"Query expansion","level":2,"score":0.6257880926132202},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.600246012210846},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5175782442092896},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.47981858253479004},{"id":"https://openalex.org/C172722865","wikidata":"https://www.wikidata.org/wiki/Q2302053","display_name":"Spatial query","level":5,"score":0.4365706741809845},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.37253886461257935},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3334362506866455},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.20652687549591064}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1507509.1507518","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1507509.1507518","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2009 workshop on Web Search Click Data","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.147.1293","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.147.1293","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://chato.cl/papers/boldi_2009_query_recommendations.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":34,"referenced_works":["https://openalex.org/W1543542044","https://openalex.org/W1564094940","https://openalex.org/W1969884330","https://openalex.org/W1972645849","https://openalex.org/W1973867972","https://openalex.org/W1975409939","https://openalex.org/W1978260835","https://openalex.org/W1978705858","https://openalex.org/W1994727615","https://openalex.org/W2028750942","https://openalex.org/W2039499406","https://openalex.org/W2042030928","https://openalex.org/W2069153192","https://openalex.org/W2073562093","https://openalex.org/W2086378526","https://openalex.org/W2110089207","https://openalex.org/W2117075666","https://openalex.org/W2117079628","https://openalex.org/W2117831564","https://openalex.org/W2123511957","https://openalex.org/W2134131174","https://openalex.org/W2136814520","https://openalex.org/W2141457763","https://openalex.org/W2144882256","https://openalex.org/W2146717104","https://openalex.org/W2149156280","https://openalex.org/W2153190022","https://openalex.org/W2160555926","https://openalex.org/W2170741935","https://openalex.org/W2174889101","https://openalex.org/W2561675875","https://openalex.org/W2568082647","https://openalex.org/W2950110558","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2096359267","https://openalex.org/W2538384344","https://openalex.org/W2572349046","https://openalex.org/W2392799717","https://openalex.org/W2146885082","https://openalex.org/W3125756434","https://openalex.org/W2026738364","https://openalex.org/W2013069866","https://openalex.org/W2124814993","https://openalex.org/W906795786"],"abstract_inverted_index":{"The":[0],"query-flow":[1,25,55],"graph":[2,26,56],"[Boldi":[3],"et":[4],"al.,":[5],"CIKM":[6],"2008]":[7],"is":[8,67,82,110],"an":[9],"aggregated":[10],"representation":[11],"of":[12,46,72,101,113],"the":[13,24,38,47,54,70,73,76,89,99,102,106],"latent":[14],"querying":[15],"behavior":[16],"contained":[17],"in":[18,23],"a":[19,27,61,111],"query":[20,31,34],"log.":[21],"Intuitively,":[22],"directed":[28],"edge":[29,79],"from":[30,94],"qi":[32,95],"to":[33,43,96],"qj":[35,109],"means":[36],"that":[37,91,108],"two":[39],"queries":[40],"are":[41],"likely":[42],"be":[44,58],"part":[45],"same":[48],"search":[49,63],"mission.":[50],"Any":[51],"path":[52],"over":[53],"may":[57],"seen":[59],"as":[60],"possible":[62],"task,":[64],"whose":[65],"likelihood":[66],"given":[68],"by":[69],"strength":[71],"edges":[74],"along":[75],"path.":[77],"An":[78],"(qi,":[80],"qj)":[81],"also":[83],"labelled":[84],"with":[85],"some":[86],"information:":[87],"e.g.,":[88],"probability":[90],"user":[92],"moves":[93],"qj,":[97],"or":[98],"type":[100],"transition,":[103],"for":[104],"instance,":[105],"fact":[107],"specialization":[112],"qi.":[114]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":16},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":17},{"year":2012,"cited_by_count":11}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}