{"id":"https://openalex.org/W2111811740","doi":"https://doi.org/10.14778/2021017.2021018","title":"On pruning for top-k ranking in uncertain databases","display_name":"On pruning for top-k ranking in uncertain databases","publication_year":2011,"publication_date":"2011-07-01","ids":{"openalex":"https://openalex.org/W2111811740","doi":"https://doi.org/10.14778/2021017.2021018","mag":"2111811740"},"language":"en","primary_location":{"id":"doi:10.14778/2021017.2021018","is_oa":false,"landing_page_url":"https://doi.org/10.14778/2021017.2021018","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/A5084755370","display_name":"Chonghai Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Chonghai Wang","raw_affiliation_strings":["University of Alberta, Edmonton, Alberta, Canada","University of Alberta, Edmonton, Alberta., Canada"],"affiliations":[{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta., Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101602421","display_name":"Li Yan Yuan","orcid":"https://orcid.org/0000-0002-7144-9441"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Li Yan Yuan","raw_affiliation_strings":["University of Alberta, Edmonton, Alberta, Canada","University of Alberta, Edmonton, Alberta., Canada"],"affiliations":[{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta., Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103160823","display_name":"Jia-Huai You","orcid":"https://orcid.org/0000-0001-9372-4371"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jia-Huai You","raw_affiliation_strings":["University of Alberta, Edmonton, Alberta, Canada","University of Alberta, Edmonton, Alberta., Canada"],"affiliations":[{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta., Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053745515","display_name":"Osmar R. Za\u0131\u0308ane","orcid":"https://orcid.org/0000-0002-0060-5988"},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Osmar R. Zaiane","raw_affiliation_strings":["University of Alberta, Edmonton, Alberta, Canada","University of Alberta, Edmonton, Alberta., Canada"],"affiliations":[{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta, Canada","institution_ids":["https://openalex.org/I154425047"]},{"raw_affiliation_string":"University of Alberta, Edmonton, Alberta., Canada","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062247330","display_name":"Jian Pei","orcid":"https://orcid.org/0000-0002-2200-8711"},"institutions":[{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jian Pei","raw_affiliation_strings":["Simon Fraser University, Burnaby, BC Canada","[Simon Fraser University Burnaby, BC, Canada]"],"affiliations":[{"raw_affiliation_string":"Simon Fraser University, Burnaby, BC Canada","institution_ids":["https://openalex.org/I18014758"]},{"raw_affiliation_string":"[Simon Fraser University Burnaby, BC, Canada]","institution_ids":["https://openalex.org/I18014758"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5084755370"],"corresponding_institution_ids":["https://openalex.org/I154425047"],"apc_list":null,"apc_paid":null,"fwci":2.8076,"has_fulltext":false,"cited_by_count":17,"citation_normalized_percentile":{"value":0.91294164,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"4","issue":"10","first_page":"598","last_page":"609"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"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":0.9998999834060669,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.998199999332428,"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"}},{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9945999979972839,"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/tuple","display_name":"Tuple","score":0.8670706748962402},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.8639354705810547},{"id":"https://openalex.org/keywords/ranking","display_name":"Ranking (information retrieval)","score":0.8376153707504272},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.6794977784156799},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6608874797821045},{"id":"https://openalex.org/keywords/parameterized-complexity","display_name":"Parameterized complexity","score":0.5896431803703308},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5697051286697388},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.5528624653816223},{"id":"https://openalex.org/keywords/learning-to-rank","display_name":"Learning to rank","score":0.5279141068458557},{"id":"https://openalex.org/keywords/semantics","display_name":"Semantics (computer science)","score":0.5007498264312744},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.487872838973999},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.45650702714920044},{"id":"https://openalex.org/keywords/ranking-svm","display_name":"Ranking SVM","score":0.44176051020622253},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.41332754492759705},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3751114308834076},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3640115261077881},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3387930989265442},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3326321244239807},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25965362787246704},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.21196556091308594},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.09028461575508118},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.07574409246444702},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.07116854190826416}],"concepts":[{"id":"https://openalex.org/C118930307","wikidata":"https://www.wikidata.org/wiki/Q600590","display_name":"Tuple","level":2,"score":0.8670706748962402},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.8639354705810547},{"id":"https://openalex.org/C189430467","wikidata":"https://www.wikidata.org/wiki/Q7293293","display_name":"Ranking (information retrieval)","level":2,"score":0.8376153707504272},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.6794977784156799},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6608874797821045},{"id":"https://openalex.org/C165464430","wikidata":"https://www.wikidata.org/wiki/Q1570441","display_name":"Parameterized complexity","level":2,"score":0.5896431803703308},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5697051286697388},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.5528624653816223},{"id":"https://openalex.org/C86037889","wikidata":"https://www.wikidata.org/wiki/Q4330127","display_name":"Learning to rank","level":3,"score":0.5279141068458557},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.5007498264312744},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.487872838973999},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.45650702714920044},{"id":"https://openalex.org/C124975894","wikidata":"https://www.wikidata.org/wiki/Q7293290","display_name":"Ranking SVM","level":3,"score":0.44176051020622253},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.41332754492759705},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3751114308834076},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3640115261077881},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3387930989265442},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3326321244239807},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25965362787246704},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.21196556091308594},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.09028461575508118},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.07574409246444702},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.07116854190826416},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","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},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.14778/2021017.2021018","is_oa":false,"landing_page_url":"https://doi.org/10.14778/2021017.2021018","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:10.1.1.227.8723","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.227.8723","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/vol4/p598-wang.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.228.8985","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.228.8985","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.ualberta.ca/%7Ezaiane/postscript/VLDB-11-paper160.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":15,"referenced_works":["https://openalex.org/W1526145227","https://openalex.org/W1990391007","https://openalex.org/W2041763948","https://openalex.org/W2110993096","https://openalex.org/W2120342618","https://openalex.org/W2128230033","https://openalex.org/W2138064798","https://openalex.org/W2138271690","https://openalex.org/W2138414767","https://openalex.org/W2140237757","https://openalex.org/W2171688288","https://openalex.org/W2492526546","https://openalex.org/W2501499209","https://openalex.org/W2998654680","https://openalex.org/W6680722260"],"related_works":["https://openalex.org/W2313388727","https://openalex.org/W104148947","https://openalex.org/W3172141810","https://openalex.org/W2041335144","https://openalex.org/W159425995","https://openalex.org/W1982393615","https://openalex.org/W4211079572","https://openalex.org/W116708988","https://openalex.org/W2483845706","https://openalex.org/W2111811740"],"abstract_inverted_index":{"Top-k":[0],"ranking":[1,34,50,127],"for":[2,67,80,122],"an":[3],"uncertain":[4],"database":[5],"is":[6,63],"to":[7,57,78,109,118],"rank":[8],"tuples":[9,56],"in":[10,98,112],"it":[11,111],"so":[12],"that":[13,103],"the":[14,28,38,49,55,59,81,99,132],"best":[15],"k":[16],"of":[17,53,91,101,126,134],"them":[18],"can":[19,46],"be":[20,105],"determined.":[21],"The":[22],"problem":[23],"has":[24],"been":[25],"formalized":[26],"under":[27],"unified":[29],"approach":[30,77],"based":[31,83],"on":[32,84],"parameterized":[33],"functions":[35],"(PRFs)":[36],"and":[37,107],"possible":[39,92],"world":[40],"semantics.":[41],"Given":[42],"a":[43,64,75,88,113,123],"PRF,":[44],"one":[45],"always":[47],"compute":[48],"function":[51],"values":[52],"all":[54],"determine":[58],"top-k":[60],"tuples,":[61],"which":[62,94],"formidable":[65],"task":[66],"large":[68],"databases.":[69],"In":[70],"this":[71],"paper,":[72],"we":[73],"present":[74],"general":[76],"pruning":[79,120],"framework":[82],"PRFs.":[85],"We":[86,129],"show":[87,130],"mathematical":[89],"manipulation":[90],"worlds":[93],"reveals":[95],"key":[96],"insights":[97],"part":[100],"computation":[102],"may":[104],"pruned":[106],"how":[108],"achieve":[110],"systematic":[114],"fashion.":[115],"This":[116],"leads":[117],"concrete":[119],"methods":[121],"wide":[124],"range":[125],"functions.":[128],"experimentally":[131],"effectiveness":[133],"our":[135],"approach.":[136]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":3}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
