{"id":"https://openalex.org/W4414165855","doi":"https://doi.org/10.1109/tkde.2025.3608030","title":"KnobCF: Uncertainty-Aware Knob Tuning","display_name":"KnobCF: Uncertainty-Aware Knob Tuning","publication_year":2025,"publication_date":"2025-09-09","ids":{"openalex":"https://openalex.org/W4414165855","doi":"https://doi.org/10.1109/tkde.2025.3608030"},"language":"en","primary_location":{"id":"doi:10.1109/tkde.2025.3608030","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2025.3608030","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","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/A5107958563","display_name":"Yu Yan","orcid":"https://orcid.org/0009-0003-9129-8032"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu Yan","raw_affiliation_strings":["Harbin Institute of Technology, Harbin, China","Harbin Institute of Technology, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology, P.R. China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111194105","display_name":"Junfang Huang","orcid":null},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junfang Huang","raw_affiliation_strings":["Harbin Institute of Technology, Harbin, China","Harbin Institute of Technology, P.R. China"],"raw_orcid":"https://orcid.org/0009-0006-1782-5211","affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology, P.R. China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100396652","display_name":"Hongzhi Wang","orcid":"https://orcid.org/0000-0002-7521-2871"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongzhi Wang","raw_affiliation_strings":["School of Computer Science and Technology, Harbin Institute of Technology, Harbin, China","School of Computer Science and Technology, Harbin Institute of Technology, P.R. China"],"raw_orcid":"https://orcid.org/0000-0002-7521-2871","affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"School of Computer Science and Technology, Harbin Institute of Technology, P.R. China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100595163","display_name":"Jian Geng","orcid":null},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Geng","raw_affiliation_strings":["Harbin Institute of Technology, Harbin, China","Harbin Institute of Technology, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology, P.R. China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100646862","display_name":"Kaixin Zhang","orcid":"https://orcid.org/0000-0002-1596-7287"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaixin Zhang","raw_affiliation_strings":["Harbin Institute of Technology, Harbin, China","Harbin Institute of Technology, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology, P.R. China","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":null,"display_name":"Tao Yu","orcid":"https://orcid.org/0009-0007-4073-1392"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tao Yu","raw_affiliation_strings":["Harbin Institute of Technology, Harbin, China","Harbin Institute of Technology, P.R. China"],"raw_orcid":"https://orcid.org/0009-0007-4073-1392","affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology, Harbin, China","institution_ids":["https://openalex.org/I204983213"]},{"raw_affiliation_string":"Harbin Institute of Technology, P.R. China","institution_ids":["https://openalex.org/I204983213"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.22714794,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"37","issue":"12","first_page":"7240","last_page":"7254"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10904","display_name":"Embedded Systems Design Techniques","score":0.8877000212669373,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T10904","display_name":"Embedded Systems Design Techniques","score":0.8877000212669373,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T11687","display_name":"Teleoperation and Haptic Systems","score":0.7623000144958496,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10933","display_name":"Real-Time Systems Scheduling","score":0.7224000096321106,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/workload","display_name":"Workload","score":0.635200023651123},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.5457000136375427},{"id":"https://openalex.org/keywords/design-of-experiments","display_name":"Design of experiments","score":0.3000999987125397},{"id":"https://openalex.org/keywords/execution-time","display_name":"Execution time","score":0.2784999907016754},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.2522999942302704}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8456000089645386},{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.635200023651123},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.5457000136375427},{"id":"https://openalex.org/C34559072","wikidata":"https://www.wikidata.org/wiki/Q2334061","display_name":"Design of experiments","level":2,"score":0.3000999987125397},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.2847999930381775},{"id":"https://openalex.org/C2989134064","wikidata":"https://www.wikidata.org/wiki/Q288510","display_name":"Execution time","level":2,"score":0.2784999907016754},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.2522999942302704},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.24789999425411224},{"id":"https://openalex.org/C2780039885","wikidata":"https://www.wikidata.org/wiki/Q7448229","display_name":"Self-tuning","level":4,"score":0.23909999430179596},{"id":"https://openalex.org/C19012869","wikidata":"https://www.wikidata.org/wiki/Q578372","display_name":"Response time","level":2,"score":0.23510000109672546}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tkde.2025.3608030","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tkde.2025.3608030","pdf_url":null,"source":{"id":"https://openalex.org/S30698027","display_name":"IEEE Transactions on Knowledge and Data Engineering","issn_l":"1041-4347","issn":["1041-4347","1558-2191","2326-3865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320439","host_organization_name":"IEEE Computer Society","host_organization_lineage":["https://openalex.org/P4310320439","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Computer Society","Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Knowledge and Data Engineering","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2021969373","display_name":null,"funder_award_id":"92267203","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G712047068","display_name":null,"funder_award_id":"62202126","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7508556822","display_name":null,"funder_award_id":"62232005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W2145020294","https://openalex.org/W2145676903","https://openalex.org/W2167978511","https://openalex.org/W2292220633","https://openalex.org/W2330219538","https://openalex.org/W2568283272","https://openalex.org/W2596767359","https://openalex.org/W2613206411","https://openalex.org/W2760770811","https://openalex.org/W2911464154","https://openalex.org/W2927893014","https://openalex.org/W2948513753","https://openalex.org/W2966185412","https://openalex.org/W2970851599","https://openalex.org/W2996570101","https://openalex.org/W2998249308","https://openalex.org/W2998339924","https://openalex.org/W3007086929","https://openalex.org/W3139827290","https://openalex.org/W3174969457","https://openalex.org/W3176153696","https://openalex.org/W3182952703","https://openalex.org/W3208735199","https://openalex.org/W4221062824","https://openalex.org/W4247680473","https://openalex.org/W4255544860","https://openalex.org/W4281753793","https://openalex.org/W4281972940","https://openalex.org/W4283326127","https://openalex.org/W4283790955","https://openalex.org/W4288057686","https://openalex.org/W4299345493","https://openalex.org/W4308731127","https://openalex.org/W4310500628","https://openalex.org/W4312397585","https://openalex.org/W4313138291","https://openalex.org/W4317641620","https://openalex.org/W4366504025","https://openalex.org/W4399117328","https://openalex.org/W4399208444"],"related_works":[],"abstract_inverted_index":{"The":[0],"knob":[1,14,34,57,79,87,136],"tuning":[2,35,103,159,168],"aims":[3],"to":[4,85,100,173,178],"optimize":[5],"database":[6],"performance":[7,67],"by":[8],"searching":[9,39],"for":[10],"the":[11,43,53,71,102,158,179],"most":[12],"effective":[13],"configuration":[15,98],"under":[16],"a":[17,49,76,108,127],"certain":[18,50],"workload.":[19,51],"Existing":[20],"works":[21],"suffer":[22],"from":[23],"two":[24],"significant":[25],"problems.":[26],"First,":[27],"there":[28],"exist":[29],"multiple":[30],"useless":[31,154],"evaluations":[32,155],"of":[33,42,46,56,65],"even":[36],"with":[37,170],"diverse":[38],"methods":[40],"because":[41,64],"different":[44],"sensitivities":[45],"knobs":[47],"on":[48,144],"Second,":[52],"single":[54],"evaluation":[55],"configurations":[58],"may":[59],"bring":[60],"overestimation":[61],"or":[62],"underestimation":[63],"query":[66,77],"uncertainty.":[68],"To":[69],"solve":[70],"above":[72],"problems,":[73],"we":[74],"propose":[75,96],"uncertainty-aware":[78,97],"classifier,":[80],"called":[81],"<inline-formula><tex-math":[82],"notation=\"LaTeX\">${\\sf":[83],"KnobCF}$</tex-math></inline-formula>,":[84],"enhance":[86],"tuning.":[88],"Our":[89,142],"method":[90,151,165],"has":[91],"three":[92],"contributions:":[93],"(1)":[94],"We":[95,106,125],"estimation":[99],"improve":[101],"process.":[104],"(2)":[105],"design":[107],"few-shot":[109],"uncertainty":[110],"estimator":[111],"that":[112,130,149],"requires":[113],"no":[114],"extra":[115],"data":[116],"collection,":[117],"ensuring":[118],"high":[119],"efficiency":[120],"in":[121,162],"practical":[122],"tasks.":[123],"(3)":[124],"provide":[126],"flexible":[128],"framework":[129],"can":[131],"be":[132],"integrated":[133],"into":[134],"existing":[135],"tuners":[137],"and":[138,156],"DBMSs":[139],"without":[140],"modification.":[141],"experiments":[143],"four":[145],"open-source":[146],"benchmarks":[147],"demonstrate":[148],"our":[150,164],"effectively":[152],"reduces":[153],"improves":[157],"results.":[160],"Especially":[161],"TPCC,":[163],"achieves":[166],"competitive":[167],"results":[169],"only":[171],"60%":[172],"70%":[174],"time":[175],"consumption":[176],"compared":[177],"full":[180],"workload":[181],"evaluations.":[182]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}