{"id":"https://openalex.org/W2070299948","doi":"https://doi.org/10.1145/2766462.2767733","title":"QuickScorer","display_name":"QuickScorer","publication_year":2015,"publication_date":"2015-08-04","ids":{"openalex":"https://openalex.org/W2070299948","doi":"https://doi.org/10.1145/2766462.2767733","mag":"2070299948"},"language":"en","primary_location":{"id":"doi:10.1145/2766462.2767733","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2766462.2767733","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5030358452","display_name":"Claudio Lucchese","orcid":"https://orcid.org/0000-0002-2545-0425"},"institutions":[{"id":"https://openalex.org/I122991210","display_name":"Istituto di Scienza e Tecnologie dell'Informazione \"Alessandro Faedo\"","ror":"https://ror.org/05kacka20","country_code":"IT","type":"facility","lineage":["https://openalex.org/I122991210","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Claudio Lucchese","raw_affiliation_strings":["ISTI-CNR, Pisa, Italy","ISTI--CNR, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"ISTI-CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]},{"raw_affiliation_string":"ISTI--CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082554104","display_name":"Franco Maria Nardini","orcid":"https://orcid.org/0000-0003-3183-334X"},"institutions":[{"id":"https://openalex.org/I122991210","display_name":"Istituto di Scienza e Tecnologie dell'Informazione \"Alessandro Faedo\"","ror":"https://ror.org/05kacka20","country_code":"IT","type":"facility","lineage":["https://openalex.org/I122991210","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Franco Maria Nardini","raw_affiliation_strings":["ISTI-CNR, Pisa, Italy","ISTI--CNR, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"ISTI-CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]},{"raw_affiliation_string":"ISTI--CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066317336","display_name":"Salvatore Orlando","orcid":"https://orcid.org/0000-0002-4155-9797"},"institutions":[{"id":"https://openalex.org/I11986463","display_name":"Universit\u00e0 Iuav di Venezia","ror":"https://ror.org/01e6ksd91","country_code":"IT","type":"education","lineage":["https://openalex.org/I11986463"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Salvatore Orlando","raw_affiliation_strings":["Universit\u00e0 di Venezia, Venezia, Italy"],"affiliations":[{"raw_affiliation_string":"Universit\u00e0 di Venezia, Venezia, Italy","institution_ids":["https://openalex.org/I11986463"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035605298","display_name":"Raffaele Perego","orcid":"https://orcid.org/0000-0001-7189-4724"},"institutions":[{"id":"https://openalex.org/I122991210","display_name":"Istituto di Scienza e Tecnologie dell'Informazione \"Alessandro Faedo\"","ror":"https://ror.org/05kacka20","country_code":"IT","type":"facility","lineage":["https://openalex.org/I122991210","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Raffaele Perego","raw_affiliation_strings":["ISTI-CNR, Pisa, Italy","ISTI--CNR, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"ISTI-CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]},{"raw_affiliation_string":"ISTI--CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018894843","display_name":"Nicola Tonellotto","orcid":"https://orcid.org/0000-0002-7427-1001"},"institutions":[{"id":"https://openalex.org/I122991210","display_name":"Istituto di Scienza e Tecnologie dell'Informazione \"Alessandro Faedo\"","ror":"https://ror.org/05kacka20","country_code":"IT","type":"facility","lineage":["https://openalex.org/I122991210","https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Nicola Tonellotto","raw_affiliation_strings":["ISTI-CNR, Pisa, Italy","ISTI--CNR, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"ISTI-CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]},{"raw_affiliation_string":"ISTI--CNR, Pisa, Italy","institution_ids":["https://openalex.org/I122991210"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084138015","display_name":"Rossano Venturini","orcid":"https://orcid.org/0000-0002-9830-3936"},"institutions":[{"id":"https://openalex.org/I108290504","display_name":"University of Pisa","ror":"https://ror.org/03ad39j10","country_code":"IT","type":"education","lineage":["https://openalex.org/I108290504"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Rossano Venturini","raw_affiliation_strings":["Universit\u00e0 di Pisa, Pisa, Italy"],"affiliations":[{"raw_affiliation_string":"Universit\u00e0 di Pisa, Pisa, Italy","institution_ids":["https://openalex.org/I108290504"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5030358452"],"corresponding_institution_ids":["https://openalex.org/I122991210"],"apc_list":null,"apc_paid":null,"fwci":27.05,"has_fulltext":false,"cited_by_count":74,"citation_normalized_percentile":{"value":0.99473059,"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":"73","last_page":"82"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9939000010490417,"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"}},"topics":[{"id":"https://openalex.org/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9939000010490417,"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/T11106","display_name":"Data Management and Algorithms","score":0.9912999868392944,"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/T12761","display_name":"Data Stream Mining Techniques","score":0.9911999702453613,"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":0.8360289335250854},{"id":"https://openalex.org/keywords/tree-traversal","display_name":"Tree traversal","score":0.7233806848526001},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.568464457988739},{"id":"https://openalex.org/keywords/learning-to-rank","display_name":"Learning to rank","score":0.5339931845664978},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.47236543893814087},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.47153955698013306},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.42650818824768066},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.42518192529678345},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4249192476272583},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.41610297560691833},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2514953017234802},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.1270884871482849}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8360289335250854},{"id":"https://openalex.org/C140745168","wikidata":"https://www.wikidata.org/wiki/Q1210082","display_name":"Tree traversal","level":2,"score":0.7233806848526001},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.568464457988739},{"id":"https://openalex.org/C86037889","wikidata":"https://www.wikidata.org/wiki/Q4330127","display_name":"Learning to rank","level":3,"score":0.5339931845664978},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.47236543893814087},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.47153955698013306},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.42650818824768066},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.42518192529678345},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4249192476272583},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.41610297560691833},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2514953017234802},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.1270884871482849},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1145/2766462.2767733","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2766462.2767733","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},{"id":"pmh:oai:arpi.unipi.it:11568/753969","is_oa":false,"landing_page_url":"http://dl.acm.org/citation.cfm?id=2767733","pdf_url":null,"source":{"id":"https://openalex.org/S4377196265","display_name":"CINECA IRIS Institutial research information system (University of Pisa)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I108290504","host_organization_name":"University of Pisa","host_organization_lineage":["https://openalex.org/I108290504"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:dnet:people______::ee6a4ea4750db98656b8be923c8824fc","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S7407055261","display_name":"ISTI Open Portal","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference article"},{"id":"pmh:oai:iris.unive.it:10278/3661259","is_oa":true,"landing_page_url":"http://hdl.handle.net/10278/3661259","pdf_url":null,"source":{"id":"https://openalex.org/S4306402336","display_name":"ARCA (Universit\u00e0 Ca' Foscari Venezia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I149461666","host_organization_name":"Ca' Foscari University of Venice","host_organization_lineage":["https://openalex.org/I149461666"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:dnet:people______::ee6a4ea4750db98656b8be923c8824fc","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S7407055261","display_name":"ISTI Open Portal","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W136905915","https://openalex.org/W1678356000","https://openalex.org/W1821491182","https://openalex.org/W1973435495","https://openalex.org/W1976864843","https://openalex.org/W2000431947","https://openalex.org/W2069870183","https://openalex.org/W2075501215","https://openalex.org/W2094145178","https://openalex.org/W2108278040","https://openalex.org/W2115584760","https://openalex.org/W2134195052","https://openalex.org/W2149427297","https://openalex.org/W2155482025","https://openalex.org/W2162059449","https://openalex.org/W2162741763","https://openalex.org/W2167865917","https://openalex.org/W2187805056","https://openalex.org/W2949654875","https://openalex.org/W3097096317","https://openalex.org/W4243513274","https://openalex.org/W4252076394","https://openalex.org/W6686725685"],"related_works":["https://openalex.org/W3127142483","https://openalex.org/W3160516639","https://openalex.org/W4385565564","https://openalex.org/W2898073868","https://openalex.org/W2138488530","https://openalex.org/W2971071571","https://openalex.org/W2798835721","https://openalex.org/W2922169395","https://openalex.org/W2387658907","https://openalex.org/W25098770"],"abstract_inverted_index":{"Learning-to-Rank":[0,144],"models":[1,41],"based":[2],"on":[3,142],"additive":[4],"ensembles":[5],"of":[6,38,55,65,86,96,101,108,122],"regression":[7],"trees":[8],"have":[9],"proven":[10],"to":[11,115,129,151,162],"be":[12],"very":[13,32,135],"effective":[14],"for":[15],"ranking":[16,40,89],"query":[17],"results":[18],"returned":[19],"by":[20,59,99],"Web":[21],"search":[22],"engines,":[23],"a":[24,77,82,130],"scenario":[25],"where":[26],"quality":[27],"and":[28,63,68,91,125,128],"efficiency":[29,54],"requirements":[30],"are":[31,112],"demanding.":[33],"Unfortunately,":[34],"the":[35,53,56,87,97,109,155],"computational":[36],"cost":[37],"these":[39],"is":[42,149],"high.":[43],"Thus,":[44],"several":[45],"works":[46],"already":[47],"proposed":[48,110],"solutions":[49],"aiming":[50],"at":[51],"improving":[52],"scoring":[57],"process":[58],"dealing":[60],"with":[61],"features":[62],"peculiarities":[64],"modern":[66],"CPUs":[67],"memory":[69],"hierarchies.":[70],"In":[71],"this":[72],"paper,":[73],"we":[74],"present":[75],"QuickScorer,":[76],"new":[78],"algorithm":[79,111],"that":[80,133,147],"adopts":[81],"novel":[83],"bitvector":[84],"representation":[85],"tree-based":[88],"model,":[90],"performs":[92],"an":[93],"interleaved":[94],"traversal":[95],"ensemble":[98],"means":[100],"simple":[102],"logical":[103],"bitwise":[104],"operations.":[105],"The":[106,140],"performance":[107],"unprecedented,":[113],"due":[114],"its":[116],"cache-aware":[117],"approach,":[118],"both":[119],"in":[120],"terms":[121],"data":[123],"layout":[124],"access":[126],"patterns,":[127],"control":[131],"flow":[132],"entails":[134],"low":[136],"branch":[137],"mis-prediction":[138],"rates.":[139],"experiments":[141],"real":[143],"datasets":[145],"show":[146],"QuickScorer":[148],"able":[150],"achieve":[152],"speedups":[153],"over":[154],"best":[156],"state-of-the-art":[157],"baseline":[158],"ranging":[159],"from":[160],"2x":[161],"6.5x.":[163]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":7},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":10},{"year":2016,"cited_by_count":13},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-03-02T08:37:19.008085","created_date":"2016-06-24T00:00:00"}