{"id":"https://openalex.org/W2090827575","doi":"https://doi.org/10.1109/tnet.2014.2359365","title":"Optimizing Cost for Online Social Networks on Geo-Distributed Clouds","display_name":"Optimizing Cost for Online Social Networks on Geo-Distributed Clouds","publication_year":2014,"publication_date":"2014-10-15","ids":{"openalex":"https://openalex.org/W2090827575","doi":"https://doi.org/10.1109/tnet.2014.2359365","mag":"2090827575"},"language":"en","primary_location":{"id":"doi:10.1109/tnet.2014.2359365","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnet.2014.2359365","pdf_url":null,"source":{"id":"https://openalex.org/S62238642","display_name":"IEEE/ACM Transactions on Networking","issn_l":"1063-6692","issn":["1063-6692","1558-2566"],"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/ACM Transactions on Networking","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/A5053369746","display_name":"Lei Jiao","orcid":"https://orcid.org/0000-0002-3964-3172"},"institutions":[{"id":"https://openalex.org/I74656192","display_name":"University of G\u00f6ttingen","ror":"https://ror.org/01y9bpm73","country_code":"DE","type":"education","lineage":["https://openalex.org/I74656192"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Lei Jiao","raw_affiliation_strings":["University of G\u00f6ttingen, Institute of Computer Science, G\u00f6ttingen, Germany","Inst. of Comput. Sci., Univ. of Gottingen, Gottingen, Germany"],"affiliations":[{"raw_affiliation_string":"University of G\u00f6ttingen, Institute of Computer Science, G\u00f6ttingen, Germany","institution_ids":["https://openalex.org/I74656192"]},{"raw_affiliation_string":"Inst. of Comput. Sci., Univ. of Gottingen, Gottingen, Germany","institution_ids":["https://openalex.org/I74656192"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100361875","display_name":"Jun Li","orcid":"https://orcid.org/0000-0002-5308-5672"},"institutions":[{"id":"https://openalex.org/I181233156","display_name":"University of Oregon","ror":"https://ror.org/0293rh119","country_code":"US","type":"education","lineage":["https://openalex.org/I181233156"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jun Li","raw_affiliation_strings":["Department of Computer and Information Science, University of Oregon, Eugene, OR, USA","Dept. of Computer and Information Science, University of Oregon, Eugene, OR#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Science, University of Oregon, Eugene, OR, USA","institution_ids":["https://openalex.org/I181233156"]},{"raw_affiliation_string":"Dept. of Computer and Information Science, University of Oregon, Eugene, OR#TAB#","institution_ids":["https://openalex.org/I181233156"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027605695","display_name":"Tianyin Xu","orcid":"https://orcid.org/0000-0003-4443-8170"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tianyin Xu","raw_affiliation_strings":["Department of Computer Science and Engineering, University of California, San Diego, CA, USA","Department of Computer Science and Engineering, University of California, San Diego, La Jolla, Ca"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, University of California, San Diego, CA, USA","institution_ids":["https://openalex.org/I36258959"]},{"raw_affiliation_string":"Department of Computer Science and Engineering, University of California, San Diego, La Jolla, Ca","institution_ids":["https://openalex.org/I36258959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103340364","display_name":"Wei Du","orcid":"https://orcid.org/0009-0006-5558-1625"},"institutions":[{"id":"https://openalex.org/I74656192","display_name":"University of G\u00f6ttingen","ror":"https://ror.org/01y9bpm73","country_code":"DE","type":"education","lineage":["https://openalex.org/I74656192"]},{"id":"https://openalex.org/I157674565","display_name":"University of Li\u00e8ge","ror":"https://ror.org/00afp2z80","country_code":"BE","type":"education","lineage":["https://openalex.org/I157674565"]}],"countries":["BE","DE"],"is_corresponding":false,"raw_author_name":"Wei Du","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, University of Li\u00e8ge, Belgium","Institute of Computer Science, University of G\u00f6ttingen, G\u00f6ttingen, Germany and Department of Electrical Engineering and Computer Science, University of Li\u00e8ge, Li\u00e8ge, Belgium"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, University of Li\u00e8ge, Belgium","institution_ids":["https://openalex.org/I157674565"]},{"raw_affiliation_string":"Institute of Computer Science, University of G\u00f6ttingen, G\u00f6ttingen, Germany and Department of Electrical Engineering and Computer Science, University of Li\u00e8ge, Li\u00e8ge, Belgium","institution_ids":["https://openalex.org/I74656192"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018318168","display_name":"Xiaoming Fu","orcid":"https://orcid.org/0000-0002-8012-4753"},"institutions":[{"id":"https://openalex.org/I74656192","display_name":"University of G\u00f6ttingen","ror":"https://ror.org/01y9bpm73","country_code":"DE","type":"education","lineage":["https://openalex.org/I74656192"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Xiaoming Fu","raw_affiliation_strings":["University of G\u00f6ttingen, Institute of Computer Science, G\u00f6ttingen, Germany","Inst. of Comput. Sci., Univ. of Gottingen, Gottingen, Germany"],"affiliations":[{"raw_affiliation_string":"University of G\u00f6ttingen, Institute of Computer Science, G\u00f6ttingen, Germany","institution_ids":["https://openalex.org/I74656192"]},{"raw_affiliation_string":"Inst. of Comput. Sci., Univ. of Gottingen, Gottingen, Germany","institution_ids":["https://openalex.org/I74656192"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5053369746"],"corresponding_institution_ids":["https://openalex.org/I74656192"],"apc_list":null,"apc_paid":null,"fwci":4.705,"has_fulltext":false,"cited_by_count":49,"citation_normalized_percentile":{"value":0.95293918,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"24","issue":"1","first_page":"99","last_page":"112"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T11478","display_name":"Caching and Content Delivery","score":0.9997000098228455,"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9987999796867371,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9979000091552734,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7980666160583496},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.6572613716125488},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.6213591694831848},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.6045108437538147},{"id":"https://openalex.org/keywords/notation","display_name":"Notation","score":0.5075792074203491},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.41915425658226013},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.36930710077285767},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.2602390944957733},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.17822110652923584},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.15606960654258728}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7980666160583496},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.6572613716125488},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.6213591694831848},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.6045108437538147},{"id":"https://openalex.org/C45357846","wikidata":"https://www.wikidata.org/wiki/Q2001982","display_name":"Notation","level":2,"score":0.5075792074203491},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.41915425658226013},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.36930710077285767},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2602390944957733},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.17822110652923584},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.15606960654258728},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tnet.2014.2359365","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnet.2014.2359365","pdf_url":null,"source":{"id":"https://openalex.org/S62238642","display_name":"IEEE/ACM Transactions on Networking","issn_l":"1063-6692","issn":["1063-6692","1558-2566"],"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/ACM Transactions on Networking","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":40,"referenced_works":["https://openalex.org/W268000214","https://openalex.org/W1502450072","https://openalex.org/W1511929919","https://openalex.org/W1538076361","https://openalex.org/W1807463620","https://openalex.org/W1969925795","https://openalex.org/W1972309850","https://openalex.org/W1990362386","https://openalex.org/W1992778916","https://openalex.org/W2018023929","https://openalex.org/W2024195151","https://openalex.org/W2026453648","https://openalex.org/W2032695392","https://openalex.org/W2044033476","https://openalex.org/W2056412352","https://openalex.org/W2061473489","https://openalex.org/W2070232376","https://openalex.org/W2073689275","https://openalex.org/W2079537656","https://openalex.org/W2081684915","https://openalex.org/W2087946700","https://openalex.org/W2115022330","https://openalex.org/W2117410972","https://openalex.org/W2118704095","https://openalex.org/W2124793767","https://openalex.org/W2130923111","https://openalex.org/W2131183411","https://openalex.org/W2132451892","https://openalex.org/W2153204928","https://openalex.org/W2160054891","https://openalex.org/W2186028812","https://openalex.org/W2432978112","https://openalex.org/W2503960417","https://openalex.org/W4231846589","https://openalex.org/W4247988984","https://openalex.org/W6629901665","https://openalex.org/W6632141491","https://openalex.org/W6638317405","https://openalex.org/W6670430459","https://openalex.org/W6679474665"],"related_works":["https://openalex.org/W2504004674","https://openalex.org/W4244478748","https://openalex.org/W4223488648","https://openalex.org/W2134969820","https://openalex.org/W2251605416","https://openalex.org/W2498744856","https://openalex.org/W763418848","https://openalex.org/W1595229445","https://openalex.org/W4389340727","https://openalex.org/W4205786897"],"abstract_inverted_index":{"Geo-distributed":[0],"clouds":[1,70,127],"provide":[2],"an":[3,103],"intriguing":[4],"platform":[5],"to":[6,50,182],"deploy":[7],"online":[8],"social":[9],"network":[10],"(OSN)":[11],"services.":[12],"To":[13],"leverage":[14],"the":[15,27,58,64,85,87,92,96,99,130,139,142,160,169],"potential":[16],"of":[17,22,44,60,95],"clouds,":[18],"a":[19,119],"major":[20],"concern":[21],"OSN":[23,51,66,179],"providers":[24],"is":[25],"optimizing":[26],"monetary":[28],"cost":[29,61,158,171],"spent":[30],"in":[31],"using":[32],"cloud":[33],"resources":[34],"while":[35,75,136],"considering":[36],"other":[37],"important":[38],"requirements,":[39],"including":[40],"providing":[41],"satisfactory":[42],"quality":[43],"service":[45],"(QoS)":[46],"and":[47,79,101,141,163],"data":[48,80,93,143],"availability":[49,81,94,144],"users.":[52],"In":[53],"this":[54],"paper,":[55],"we":[56],"study":[57],"problem":[59],"optimization":[62],"for":[63],"dynamic":[65],"on":[67],"multiple":[68],"geo-distributed":[69,126],"over":[71,124,175],"consecutive":[72],"time":[73],"periods":[74],"meeting":[76],"predefined":[77],"QoS":[78,140],"requirements.":[82],"We":[83,113],"model":[84],"cost,":[86],"QoS,":[88],"as":[89,91,145],"well":[90],"OSN,":[97],"formulate":[98],"problem,":[100],"design":[102],"algorithm":[104],"named":[105],"<formula":[106,147],"formulatype=\"inline\"":[107,148],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[108,149],"xmlns:xlink=\"http://www.w3.org/1999/xlink\"><tex":[109,150],"Notation=\"TeX\">${\\tt":[110,151],"cosplay}$</tex></formula>":[111,152],".":[112],"carry":[114],"out":[115],"extensive":[116],"experiments":[117],"with":[118,178],"large-scale":[120],"real-world":[121,183],"Twitter":[122],"trace":[123],"10":[125],"all":[128],"across":[129],"US.":[131],"Our":[132],"results":[133],"show":[134],"that,":[135],"always":[137],"ensuring":[138],"required,":[146],"can":[153,165],"reduce":[154,168],"much":[155],"more":[156],"one-time":[157],"than":[159],"state-of-the-art":[161],"methods,":[162],"it":[164],"also":[166],"significantly":[167],"accumulative":[170],"when":[172],"continuously":[173],"evaluated":[174],"48":[176],"months,":[177],"dynamics":[180],"comparable":[181],"cases.":[184]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":10},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":5}],"updated_date":"2026-03-25T14:56:36.534964","created_date":"2025-10-10T00:00:00"}
