{"id":"https://openalex.org/W2295844531","doi":"https://doi.org/10.1109/tcc.2015.2469656","title":"Ensemble: A Tool for Performance Modeling of Applications in Cloud Data Centers","display_name":"Ensemble: A Tool for Performance Modeling of Applications in Cloud Data Centers","publication_year":2015,"publication_date":"2015-08-18","ids":{"openalex":"https://openalex.org/W2295844531","doi":"https://doi.org/10.1109/tcc.2015.2469656","mag":"2295844531"},"language":"en","primary_location":{"id":"doi:10.1109/tcc.2015.2469656","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcc.2015.2469656","pdf_url":null,"source":{"id":"https://openalex.org/S2492498579","display_name":"IEEE Transactions on Cloud Computing","issn_l":"2168-7161","issn":["2168-7161","2372-0018"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Cloud Computing","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/A5089564180","display_name":"Jin Chen","orcid":"https://orcid.org/0000-0002-6497-4141"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jin Chen","raw_affiliation_strings":["Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089671934","display_name":"Gokul Soundararajan","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gokul Soundararajan","raw_affiliation_strings":["NetApp, Inc., Paloalto, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NetApp, Inc., Paloalto, CA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103578378","display_name":"Saeed Ghanbari","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Saeed Ghanbari","raw_affiliation_strings":["NetApp, Inc., Paloalto, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NetApp, Inc., Paloalto, CA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084431909","display_name":"Francesco Iorio","orcid":"https://orcid.org/0000-0001-7063-8913"},"institutions":[{"id":"https://openalex.org/I1286353243","display_name":"Autodesk (United States)","ror":"https://ror.org/00pkt4594","country_code":"US","type":"company","lineage":["https://openalex.org/I1286353243"]},{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA","US"],"is_corresponding":false,"raw_author_name":"Francesco Iorio","raw_affiliation_strings":["Autodesk Research and Department of Computer Science, University of Toronto"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Autodesk Research and Department of Computer Science, University of Toronto","institution_ids":["https://openalex.org/I1286353243","https://openalex.org/I185261750"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010434968","display_name":"Ali Hashemi","orcid":"https://orcid.org/0000-0003-4957-4630"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Ali B. Hashemi","raw_affiliation_strings":["Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053792848","display_name":"Cristiana Amza","orcid":"https://orcid.org/0000-0003-1703-7822"},"institutions":[{"id":"https://openalex.org/I185261750","display_name":"University of Toronto","ror":"https://ror.org/03dbr7087","country_code":"CA","type":"education","lineage":["https://openalex.org/I185261750"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Cristiana Amza","raw_affiliation_strings":["Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Edward S. Rogers Sr. Department of Electrical and Computer Engineering, University of Toronto, Toronto, ON, Canada","institution_ids":["https://openalex.org/I185261750"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":4.1229,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.94624879,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"4","issue":"1","first_page":"20","last_page":"33"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10101","display_name":"Cloud Computing and Resource Management","score":1.0,"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":1.0,"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/T12127","display_name":"Software System Performance and Reliability","score":0.9993000030517578,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9958000183105469,"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":0.7884659767150879},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.7461622953414917},{"id":"https://openalex.org/keywords/curse-of-dimensionality","display_name":"Curse of dimensionality","score":0.7306946516036987},{"id":"https://openalex.org/keywords/ensemble-forecasting","display_name":"Ensemble forecasting","score":0.6871254444122314},{"id":"https://openalex.org/keywords/on-the-fly","display_name":"On the fly","score":0.5321466326713562},{"id":"https://openalex.org/keywords/ensemble-learning","display_name":"Ensemble learning","score":0.5319419503211975},{"id":"https://openalex.org/keywords/performance-prediction","display_name":"Performance prediction","score":0.4704256057739258},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.43248888850212097},{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.4163321852684021},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.4101221561431885},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.40503591299057007},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3841104805469513},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.377055823802948},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3226483166217804},{"id":"https://openalex.org/keywords/simulation","display_name":"Simulation","score":0.1440366506576538},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.13403567671775818}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7884659767150879},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.7461622953414917},{"id":"https://openalex.org/C111030470","wikidata":"https://www.wikidata.org/wiki/Q1430460","display_name":"Curse of dimensionality","level":2,"score":0.7306946516036987},{"id":"https://openalex.org/C119898033","wikidata":"https://www.wikidata.org/wiki/Q3433888","display_name":"Ensemble forecasting","level":2,"score":0.6871254444122314},{"id":"https://openalex.org/C2781020372","wikidata":"https://www.wikidata.org/wiki/Q533093","display_name":"On the fly","level":2,"score":0.5321466326713562},{"id":"https://openalex.org/C45942800","wikidata":"https://www.wikidata.org/wiki/Q245652","display_name":"Ensemble learning","level":2,"score":0.5319419503211975},{"id":"https://openalex.org/C2777115002","wikidata":"https://www.wikidata.org/wiki/Q7168246","display_name":"Performance prediction","level":2,"score":0.4704256057739258},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.43248888850212097},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.4163321852684021},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.4101221561431885},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.40503591299057007},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3841104805469513},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.377055823802948},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3226483166217804},{"id":"https://openalex.org/C44154836","wikidata":"https://www.wikidata.org/wiki/Q45045","display_name":"Simulation","level":1,"score":0.1440366506576538},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.13403567671775818},{"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/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcc.2015.2469656","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcc.2015.2469656","pdf_url":null,"source":{"id":"https://openalex.org/S2492498579","display_name":"IEEE Transactions on Cloud Computing","issn_l":"2168-7161","issn":["2168-7161","2372-0018"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["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 Cloud Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.5099999904632568}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W54400829","https://openalex.org/W99363088","https://openalex.org/W104375141","https://openalex.org/W184075017","https://openalex.org/W1587317090","https://openalex.org/W1965545320","https://openalex.org/W1967155922","https://openalex.org/W1981420413","https://openalex.org/W1987461110","https://openalex.org/W2024463287","https://openalex.org/W2025472057","https://openalex.org/W2038038987","https://openalex.org/W2072362295","https://openalex.org/W2074700272","https://openalex.org/W2098880646","https://openalex.org/W2100773341","https://openalex.org/W2101343419","https://openalex.org/W2105284028","https://openalex.org/W2109239225","https://openalex.org/W2112474496","https://openalex.org/W2124003155","https://openalex.org/W2128418848","https://openalex.org/W2137226992","https://openalex.org/W2151223720","https://openalex.org/W2166709280","https://openalex.org/W2189192398","https://openalex.org/W2266185913","https://openalex.org/W2296750577","https://openalex.org/W2616328094","https://openalex.org/W2661131174","https://openalex.org/W4231923904","https://openalex.org/W6602205826","https://openalex.org/W6604129316","https://openalex.org/W6604258514","https://openalex.org/W6607475950","https://openalex.org/W6635147884","https://openalex.org/W6641512912","https://openalex.org/W6680532697","https://openalex.org/W6697712170","https://openalex.org/W6738119918"],"related_works":["https://openalex.org/W2794896638","https://openalex.org/W1807784185","https://openalex.org/W3202800081","https://openalex.org/W1909207154","https://openalex.org/W3124390867","https://openalex.org/W3101614107","https://openalex.org/W3204228978","https://openalex.org/W1514365828","https://openalex.org/W3036530763","https://openalex.org/W2155806188"],"abstract_inverted_index":{"We":[0,62],"introduce":[1],"Ensemble,":[2],"a":[3],"runtime":[4],"framework":[5],"and":[6,41,48,67,78],"associated":[7],"tools":[8],"for":[9,56],"building":[10],"application":[11,59],"performance":[12,17,31,60,80],"models":[13,18,50,81],"on-the-fly.":[14],"These":[15],"dynamic":[16],"can":[19],"be":[20],"used":[21],"to":[22,51],"support":[23],"complex,":[24],"highly":[25],"dimensional":[26],"resource":[27],"allocation,":[28],"and/or":[29],"what-if":[30],"inquiry":[32],"in":[33,83],"modern":[34],"heterogeneous":[35],"environments,":[36],"such":[37],"as":[38],"data":[39],"centers":[40],"Clouds.":[42],"Ensemble":[43,64,74],"combines":[44],"simple,":[45],"partially":[46],"specified,":[47],"lower-dimensionality":[49],"provide":[52],"good":[53],"initial":[54],"approximations":[55],"higher":[57],"dimensionality":[58],"models.":[61],"evaluated":[63],"on":[65],"industry-standard":[66],"scientific":[68],"applications.":[69],"The":[70],"results":[71],"show":[72],"that":[73],"provides":[75],"accurate,":[76],"fast,":[77],"flexible":[79],"even":[82],"the":[84],"presence":[85],"of":[86],"significant":[87],"environment":[88],"variability.":[89]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":4},{"year":2015,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}