{"id":"https://openalex.org/W2951338048","doi":"https://doi.org/10.1145/3326285.3329048","title":"CoFlux","display_name":"CoFlux","publication_year":2019,"publication_date":"2019-06-14","ids":{"openalex":"https://openalex.org/W2951338048","doi":"https://doi.org/10.1145/3326285.3329048","mag":"2951338048"},"language":"en","primary_location":{"id":"doi:10.1145/3326285.3329048","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3326285.3329048","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Symposium on Quality of Service","raw_type":"proceedings-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/A5102884708","display_name":"Ya Su","orcid":"https://orcid.org/0000-0001-9136-6726"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ya Su","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101491459","display_name":"Youjian Zhao","orcid":"https://orcid.org/0000-0001-9841-1796"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Youjian Zhao","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039330558","display_name":"Wentao Xia","orcid":"https://orcid.org/0009-0006-9805-2774"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wentao Xia","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101686052","display_name":"Rong Liu","orcid":"https://orcid.org/0000-0003-2853-1949"},"institutions":[{"id":"https://openalex.org/I108468826","display_name":"Stevens Institute of Technology","ror":"https://ror.org/02z43xh36","country_code":"US","type":"education","lineage":["https://openalex.org/I108468826"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rong Liu","raw_affiliation_strings":["Stevens Institute of Technology"],"affiliations":[{"raw_affiliation_string":"Stevens Institute of Technology","institution_ids":["https://openalex.org/I108468826"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037599861","display_name":"Jiahao Bu","orcid":"https://orcid.org/0000-0002-0943-1814"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiahao Bu","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100694507","display_name":"Jing Zhu","orcid":"https://orcid.org/0000-0002-3524-6532"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jing Zhu","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077348824","display_name":"Yuanpu Cao","orcid":null},"institutions":[{"id":"https://openalex.org/I205237279","display_name":"Nankai University","ror":"https://ror.org/01y1kjr75","country_code":"CN","type":"education","lineage":["https://openalex.org/I205237279"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanpu Cao","raw_affiliation_strings":["Nankai University"],"affiliations":[{"raw_affiliation_string":"Nankai University","institution_ids":["https://openalex.org/I205237279"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100776605","display_name":"Haibin Li","orcid":"https://orcid.org/0000-0001-7690-9518"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]},{"id":"https://openalex.org/I170215575","display_name":"National University of Defense Technology","ror":"https://ror.org/05d2yfz11","country_code":"CN","type":"education","lineage":["https://openalex.org/I170215575"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haibin Li","raw_affiliation_strings":["Tsinghua University and National University of Defense Technology and Beijing National Research Center for Information Science and Technology (BNRist)"],"affiliations":[{"raw_affiliation_string":"Tsinghua University and National University of Defense Technology and Beijing National Research Center for Information Science and Technology (BNRist)","institution_ids":["https://openalex.org/I99065089","https://openalex.org/I170215575"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010833451","display_name":"Chenhao Niu","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Chenhao Niu","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102937585","display_name":"Yiyin Zhang","orcid":"https://orcid.org/0009-0007-4726-1661"},"institutions":[{"id":"https://openalex.org/I4210095624","display_name":"Alibaba Group (United States)","ror":"https://ror.org/00rn0m335","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095624","https://openalex.org/I45928872"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yiyin Zhang","raw_affiliation_strings":["Alibaba Group"],"affiliations":[{"raw_affiliation_string":"Alibaba Group","institution_ids":["https://openalex.org/I4210095624"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112397648","display_name":"Zhaogang Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210095624","display_name":"Alibaba Group (United States)","ror":"https://ror.org/00rn0m335","country_code":"US","type":"company","lineage":["https://openalex.org/I4210095624","https://openalex.org/I45928872"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhaogang Wang","raw_affiliation_strings":["Alibaba Group"],"affiliations":[{"raw_affiliation_string":"Alibaba Group","institution_ids":["https://openalex.org/I4210095624"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046419834","display_name":"Dan Pei","orcid":"https://orcid.org/0000-0002-5113-838X"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dan Pei","raw_affiliation_strings":["Tsinghua University"],"affiliations":[{"raw_affiliation_string":"Tsinghua University","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":12,"corresponding_author_ids":["https://openalex.org/A5102884708"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":2.6537,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.90867804,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9972000122070312,"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/T12205","display_name":"Time Series Analysis and Forecasting","score":0.9972000122070312,"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/T12127","display_name":"Software System Performance and Reliability","score":0.9970999956130981,"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/T10400","display_name":"Network Security and Intrusion Detection","score":0.9955000281333923,"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/performance-indicator","display_name":"Performance indicator","score":0.860891580581665},{"id":"https://openalex.org/keywords/troubleshooting","display_name":"Troubleshooting","score":0.7411686182022095},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6631416082382202},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.46955376863479614},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.4663751721382141},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.46378031373023987},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4160538613796234},{"id":"https://openalex.org/keywords/reliability-engineering","display_name":"Reliability engineering","score":0.3295295238494873},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.17360541224479675}],"concepts":[{"id":"https://openalex.org/C135510737","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Performance indicator","level":2,"score":0.860891580581665},{"id":"https://openalex.org/C147494362","wikidata":"https://www.wikidata.org/wiki/Q2078905","display_name":"Troubleshooting","level":2,"score":0.7411686182022095},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6631416082382202},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.46955376863479614},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.4663751721382141},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.46378031373023987},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4160538613796234},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.3295295238494873},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.17360541224479675},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3326285.3329048","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3326285.3329048","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the International Symposium on Quality of Service","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.5899999737739563}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W131488235","https://openalex.org/W1482953311","https://openalex.org/W1566672184","https://openalex.org/W1966266075","https://openalex.org/W1980931819","https://openalex.org/W2006366850","https://openalex.org/W2026453187","https://openalex.org/W2029449924","https://openalex.org/W2033390084","https://openalex.org/W2035264666","https://openalex.org/W2058437258","https://openalex.org/W2072422262","https://openalex.org/W2091358667","https://openalex.org/W2097565277","https://openalex.org/W2109646585","https://openalex.org/W2125979918","https://openalex.org/W2128825142","https://openalex.org/W2161695290","https://openalex.org/W2162344247","https://openalex.org/W2345006530","https://openalex.org/W2574161975","https://openalex.org/W2639113846","https://openalex.org/W2756047915","https://openalex.org/W2794090615","https://openalex.org/W3028340924","https://openalex.org/W3126146309","https://openalex.org/W3142511599","https://openalex.org/W4248272555"],"related_works":["https://openalex.org/W2033512842","https://openalex.org/W4233600955","https://openalex.org/W4322734194","https://openalex.org/W3116237489","https://openalex.org/W2913665393","https://openalex.org/W2369695847","https://openalex.org/W3005535424","https://openalex.org/W2994319598","https://openalex.org/W2047067935","https://openalex.org/W1607054433"],"abstract_inverted_index":{"Internet-based":[0],"service":[1,15,36,54,194],"companies":[2],"monitor":[3],"a":[4,40,84,179],"large":[5,85],"number":[6,86],"of":[7,52,87,103,161,199],"KPIs":[8,20,26,72,112],"(Key":[9],"Performance":[10],"Indicators)":[11],"to":[12,62,98,142],"ensure":[13],"their":[14],"quality":[16],"and":[17,30,64,81,106,123,135,206],"reliability.":[18],"Correlating":[19],"by":[21,115],"fluctuations":[22,67],"reveals":[23],"interactions":[24],"between":[25],"under":[27],"anomalous":[28],"situations":[29],"can":[31],"be":[32],"extremely":[33],"useful":[34],"for":[35,83],"troubleshooting.":[37],"However,":[38],"such":[39],"KPI":[41,148],"flux-correlation":[42],"has":[43],"been":[44],"little":[45],"studied":[46],"so":[47],"far":[48],"in":[49,71,117,127,168,173,192],"the":[50,128,146,158,174,197],"domain":[51],"Internet":[53,182],"operations":[55],"management.":[56],"A":[57],"major":[58],"challenge":[59],"is":[60,190],"how":[61],"automatically":[63,99],"accurately":[65],"separate":[66],"from":[68,178],"normal":[69],"variations":[70],"with":[73],"different":[74],"structural":[75],"characteristics":[76],"(such":[77],"as":[78],"seasonal,":[79],"trend":[80],"stationary)":[82],"KPIs.":[88],"In":[89],"this":[90],"paper,":[91],"we":[92,186],"propose":[93],"CoFlux,":[94],"an":[95],"unsupervised":[96],"approach,":[97],"(without":[100],"manual":[101],"selection":[102],"algorithm":[104],"fitting":[105],"parameter":[107],"tuning)":[108],"determine":[109],"whether":[110,124],"two":[111,175],"are":[113],"correlated":[114],"fluctuations,":[116],"what":[118],"temporal":[119],"order":[120],"they":[121,125],"fluctuate,":[122],"fluctuate":[126],"same":[129],"direction.":[130],"CoFlux's":[131],"robust":[132,136],"feature":[133],"engineering":[134],"correlation":[137],"score":[138],"computation":[139],"enable":[140],"it":[141],"work":[143],"well":[144],"against":[145],"diverse":[147],"characteristics.":[149],"Our":[150],"extensive":[151],"experiments":[152],"have":[153],"demonstrated":[154],"that":[155,188],"CoFlux":[156,189],"achieves":[157],"best":[159],"F1-Scores":[160],"0.84":[162],"(0.90),":[163],"0.92":[164],"(0.95),":[165],"0.95":[166],"(0.99),":[167],"answering":[169],"these":[170],"three":[171],"questions,":[172],"real":[176],"datasets":[177],"top":[180],"global":[181],"company,":[183],"respectively.":[184],"Moreover,":[185],"showed":[187],"effective":[191],"assisting":[193],"troubleshooting":[195],"through":[196],"applications":[198],"alert":[200],"compression,":[201],"recommending":[202],"Top":[203],"N":[204],"causes,":[205],"constructing":[207],"fluctuation":[208],"propagation":[209],"chains.":[210]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2019-06-27T00:00:00"}