{"id":"https://openalex.org/W2106210624","doi":"https://doi.org/10.1145/2745844.2745894","title":"Online Electricity Cost Saving Algorithms for Co-Location Data Centers","display_name":"Online Electricity Cost Saving Algorithms for Co-Location Data Centers","publication_year":2015,"publication_date":"2015-06-08","ids":{"openalex":"https://openalex.org/W2106210624","doi":"https://doi.org/10.1145/2745844.2745894","mag":"2106210624"},"language":"en","primary_location":{"id":"doi:10.1145/2745844.2745894","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2745844.2745894","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2015 ACM SIGMETRICS International Conference on Measurement and Modeling of Computer Systems","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/A5068107773","display_name":"Linquan Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Linquan Zhang","raw_affiliation_strings":["University of Calgary, Calgary, AB, Canada","University of Calgary; Calgary; AB; Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"University of Calgary; Calgary; AB; Canada","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066247159","display_name":"Zongpeng Li","orcid":"https://orcid.org/0000-0001-5351-2075"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Zongpeng Li","raw_affiliation_strings":["University of Calgary, Calgary, AB, Canada","University of Calgary; Calgary; AB; Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Calgary, Calgary, AB, Canada","institution_ids":["https://openalex.org/I168635309"]},{"raw_affiliation_string":"University of Calgary; Calgary; AB; Canada","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012597518","display_name":"Chuan Wu","orcid":"https://orcid.org/0000-0002-3144-4398"},"institutions":[{"id":"https://openalex.org/I177725633","display_name":"Chinese University of Hong Kong","ror":"https://ror.org/00t33hh48","country_code":"HK","type":"education","lineage":["https://openalex.org/I177725633"]},{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Chuan Wu","raw_affiliation_strings":["The University of Hong Kong, Hong Kong, Hong Kong","The University of Hong Kong , Hong Kong Hong Kong"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The University of Hong Kong, Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I177725633","https://openalex.org/I889458895"]},{"raw_affiliation_string":"The University of Hong Kong , Hong Kong Hong Kong","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5000834239","display_name":"Shaolei Ren","orcid":"https://orcid.org/0000-0001-9003-4324"},"institutions":[{"id":"https://openalex.org/I19700959","display_name":"Florida International University","ror":"https://ror.org/02gz6gg07","country_code":"US","type":"education","lineage":["https://openalex.org/I19700959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shaolei Ren","raw_affiliation_strings":["Florida International University, Miami, FL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Florida International University, Miami, FL, USA","institution_ids":["https://openalex.org/I19700959"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.0273,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.87597842,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"463","last_page":"464"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":0.9983000159263611,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9983000159263611,"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/T12288","display_name":"Optimization and Search Problems","score":0.9957000017166138,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9950000047683716,"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":0.7380201816558838},{"id":"https://openalex.org/keywords/competitive-analysis","display_name":"Competitive analysis","score":0.725339949131012},{"id":"https://openalex.org/keywords/bidding","display_name":"Bidding","score":0.7112889289855957},{"id":"https://openalex.org/keywords/online-algorithm","display_name":"Online algorithm","score":0.6440911293029785},{"id":"https://openalex.org/keywords/data-center","display_name":"Data center","score":0.6388429403305054},{"id":"https://openalex.org/keywords/electricity","display_name":"Electricity","score":0.5853534936904907},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.540212869644165},{"id":"https://openalex.org/keywords/approximation-algorithm","display_name":"Approximation algorithm","score":0.49680665135383606},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.49534836411476135},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4240190088748932},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.39138391613960266},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3225651979446411},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.14056721329689026},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.11379891633987427},{"id":"https://openalex.org/keywords/microeconomics","display_name":"Microeconomics","score":0.10518881678581238},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.10410866141319275},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09047728776931763}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7380201816558838},{"id":"https://openalex.org/C102408133","wikidata":"https://www.wikidata.org/wiki/Q5156350","display_name":"Competitive analysis","level":3,"score":0.725339949131012},{"id":"https://openalex.org/C9233905","wikidata":"https://www.wikidata.org/wiki/Q3276328","display_name":"Bidding","level":2,"score":0.7112889289855957},{"id":"https://openalex.org/C196921405","wikidata":"https://www.wikidata.org/wiki/Q786431","display_name":"Online algorithm","level":2,"score":0.6440911293029785},{"id":"https://openalex.org/C153740404","wikidata":"https://www.wikidata.org/wiki/Q671224","display_name":"Data center","level":2,"score":0.6388429403305054},{"id":"https://openalex.org/C206658404","wikidata":"https://www.wikidata.org/wiki/Q12725","display_name":"Electricity","level":2,"score":0.5853534936904907},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.540212869644165},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.49680665135383606},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.49534836411476135},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4240190088748932},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.39138391613960266},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3225651979446411},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.14056721329689026},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.11379891633987427},{"id":"https://openalex.org/C175444787","wikidata":"https://www.wikidata.org/wiki/Q39072","display_name":"Microeconomics","level":1,"score":0.10518881678581238},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.10410866141319275},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09047728776931763},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2745844.2745894","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2745844.2745894","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2015 ACM SIGMETRICS International Conference on Measurement and Modeling of Computer Systems","raw_type":"proceedings-article"},{"id":"pmh:oai:hub.hku.hk:10722/213810","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/213810","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference_Paper"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6200000047683716,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G8388616117","display_name":null,"funder_award_id":"CNS-1423137 and CNS-1453491","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320319907","display_name":"Alberta Innovates - Technology Futures","ror":"https://ror.org/00ynafe15"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1531390321","https://openalex.org/W1604683485","https://openalex.org/W1670231024","https://openalex.org/W1806207712","https://openalex.org/W1947078470","https://openalex.org/W1969353386","https://openalex.org/W1984628625","https://openalex.org/W2029050771","https://openalex.org/W2036001459","https://openalex.org/W2037798990","https://openalex.org/W2080853328","https://openalex.org/W2102626318","https://openalex.org/W2103751307","https://openalex.org/W2118955868","https://openalex.org/W2126170153","https://openalex.org/W2133581580","https://openalex.org/W2135798231","https://openalex.org/W2139041001","https://openalex.org/W2142339200","https://openalex.org/W2164079218","https://openalex.org/W2912794399"],"related_works":["https://openalex.org/W2564742953","https://openalex.org/W4213299358","https://openalex.org/W2793095688","https://openalex.org/W1623410360","https://openalex.org/W3115340459","https://openalex.org/W2950803469","https://openalex.org/W2970577745","https://openalex.org/W2583614279","https://openalex.org/W2109659895","https://openalex.org/W1930615501"],"abstract_inverted_index":{"This":[0,87],"work":[1],"studies":[2],"the":[3,23,27,38,63,78,83,97,110,119,124,128,132,156],"online":[4,106,144,163,187],"electricity":[5,98],"cost":[6,99],"minimization":[7],"problem":[8,120],"at":[9],"a":[10,70,147,168],"co-location":[11,15,39,64],"data":[12,16,28,71],"center.":[13],"A":[14],"center":[17,29,72],"serves":[18],"multiple":[19],"tenants":[20],"who":[21],"rent":[22],"physical":[24],"infrastructure":[25],"within":[26],"to":[30,89,109,173],"run":[31],"their":[32],"respective":[33],"cloud":[34],"computing":[35],"services.":[36],"Consequently,":[37],"operator":[40],"has":[41],"no":[42],"direct":[43],"control":[44],"over":[45],"power":[46],"consumption":[47,60,85],"of":[48,112],"its":[49],"tenants,":[50],"and":[51,82,117,127,175,193,197],"an":[52,90,105,136,143,160,180,186],"efficient":[53,161,181],"mechanism":[54,182],"is":[55,73,167],"desired":[56],"for":[57],"eliciting":[58],"desirable":[59],"patterns":[61],"from":[62],"tenants.":[65],"Electricity":[66],"billing":[67],"faced":[68],"by":[69],"nowadays":[74],"based":[75],"on":[76,96],"both":[77],"total":[79],"volume":[80],"consumed":[81],"peak":[84,113],"rate.":[86],"leads":[88],"interesting":[91],"new":[92],"combinatorial":[93],"optimization":[94,100],"structure":[95],"problem,":[101],"which":[102],"also":[103],"exhibits":[104],"nature":[107],"due":[108],"definition":[111],"consumption.":[114],"We":[115],"model":[116],"solve":[118],"through":[121],"two":[122],"approaches:":[123],"pricing":[125],"approach":[126],"auction":[129],"approach.":[130],"For":[131,155],"former,":[133],"we":[134,158],"design":[135,159],"offline":[137],"2-approximation":[138],"algorithm":[139,145],"as":[140,142],"well":[141],"with":[146],"small":[148],"competitive":[149],"ratio":[150],"in":[151,185,190,199],"most":[152],"practical":[153],"settings.":[154],"latter,":[157],"(2+c)-competitive":[162],"algorithm,":[164],"where":[165],"c":[166],"system":[169],"dependent":[170],"parameter":[171],"close":[172],"1.49,":[174],"then":[176],"convert":[177],"it":[178],"into":[179],"that":[183],"executes":[184],"fashion,":[188],"runs":[189],"polynomial":[191],"time,":[192],"guarantees":[194],"truthful":[195],"bidding":[196],"(2+2c)-competitive":[198],"social":[200],"cost.":[201]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}