{"id":"https://openalex.org/W2790444563","doi":"https://doi.org/10.1109/tnsm.2018.2815986","title":"CPVNF: Cost-Efficient Proactive VNF Placement and Chaining for Value-Added Services in Content Delivery Networks","display_name":"CPVNF: Cost-Efficient Proactive VNF Placement and Chaining for Value-Added Services in Content Delivery Networks","publication_year":2018,"publication_date":"2018-03-15","ids":{"openalex":"https://openalex.org/W2790444563","doi":"https://doi.org/10.1109/tnsm.2018.2815986","mag":"2790444563"},"language":"en","primary_location":{"id":"doi:10.1109/tnsm.2018.2815986","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnsm.2018.2815986","pdf_url":null,"source":{"id":"https://openalex.org/S173527311","display_name":"IEEE Transactions on Network and Service Management","issn_l":"1932-4537","issn":["1932-4537","2373-7379"],"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 Network and Service Management","raw_type":"journal-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1803.06025","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5036742037","display_name":"Mouhamad Dieye","orcid":"https://orcid.org/0000-0001-6589-1666"},"institutions":[{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Mouhamad Dieye","raw_affiliation_strings":["Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montreal, QC, Canada","Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montreal, QC, Canada","institution_ids":["https://openalex.org/I159129438"]},{"raw_affiliation_string":"Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada","institution_ids":["https://openalex.org/I159129438"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052944168","display_name":"Shohreh Ahvar","orcid":"https://orcid.org/0000-0001-9615-0510"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I205703379","display_name":"Institut Mines-T\u00e9l\u00e9com","ror":"https://ror.org/025vp2923","country_code":"FR","type":"facility","lineage":["https://openalex.org/I205703379"]},{"id":"https://openalex.org/I4210145102","display_name":"Institut Polytechnique de Paris","ror":"https://ror.org/042tfbd02","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210145102"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Shohreh Ahvar","raw_affiliation_strings":["Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France","[Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France]"],"affiliations":[{"raw_affiliation_string":"Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France","institution_ids":["https://openalex.org/I205703379","https://openalex.org/I1294671590","https://openalex.org/I4210145102"]},{"raw_affiliation_string":"[Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France]","institution_ids":["https://openalex.org/I205703379","https://openalex.org/I4210145102","https://openalex.org/I1294671590"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022685670","display_name":"Jagruti Sahoo","orcid":"https://orcid.org/0000-0003-2388-7997"},"institutions":[{"id":"https://openalex.org/I139398662","display_name":"South Carolina State University","ror":"https://ror.org/00520ze08","country_code":"US","type":"education","lineage":["https://openalex.org/I139398662"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jagruti Sahoo","raw_affiliation_strings":["Department of Mathematics & Computer Science, South Carolina State University, Orangeburg, SC, USA"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics & Computer Science, South Carolina State University, Orangeburg, SC, USA","institution_ids":["https://openalex.org/I139398662"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067606332","display_name":"Ehsan Ahvar","orcid":"https://orcid.org/0000-0001-7366-8288"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I2802519937","display_name":"Institut de Recherche en Informatique et Syst\u00e8mes Al\u00e9atoires","ror":"https://ror.org/00myn0z94","country_code":"FR","type":"facility","lineage":["https://openalex.org/I1294671590","https://openalex.org/I1294671590","https://openalex.org/I1326498283","https://openalex.org/I205703379","https://openalex.org/I2802204017","https://openalex.org/I2802519937","https://openalex.org/I28221208","https://openalex.org/I4210127572","https://openalex.org/I4210159245","https://openalex.org/I56067802"]},{"id":"https://openalex.org/I56067802","display_name":"Universit\u00e9 de Rennes","ror":"https://ror.org/015m7wh34","country_code":"FR","type":"education","lineage":["https://openalex.org/I56067802"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Ehsan Ahvar","raw_affiliation_strings":["Universit\u00e9 Rennes, Inria, CNRS, IRISA, Rennes, France","[Universit\u00e9 Rennes, Inria, CNRS, IRISA, Rennes, France]"],"affiliations":[{"raw_affiliation_string":"Universit\u00e9 Rennes, Inria, CNRS, IRISA, Rennes, France","institution_ids":["https://openalex.org/I56067802","https://openalex.org/I2802519937","https://openalex.org/I1294671590"]},{"raw_affiliation_string":"[Universit\u00e9 Rennes, Inria, CNRS, IRISA, Rennes, France]","institution_ids":["https://openalex.org/I56067802","https://openalex.org/I2802519937","https://openalex.org/I1294671590"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041878389","display_name":"Roch Glitho","orcid":"https://orcid.org/0000-0002-7699-0296"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]},{"id":"https://openalex.org/I869660684","display_name":"University of the Western Cape","ror":"https://ror.org/00h2vm590","country_code":"ZA","type":"education","lineage":["https://openalex.org/I869660684"]}],"countries":["CA","ZA"],"is_corresponding":false,"raw_author_name":"Roch Glitho","raw_affiliation_strings":["Computer Science Programme, University of Western Cape, Cape Town, South Africa","Concordia Institute for Information Systems Engineering, Concordia University, Montreal, Qc, Canada#TAB#"],"affiliations":[{"raw_affiliation_string":"Computer Science Programme, University of Western Cape, Cape Town, South Africa","institution_ids":["https://openalex.org/I869660684"]},{"raw_affiliation_string":"Concordia Institute for Information Systems Engineering, Concordia University, Montreal, Qc, Canada#TAB#","institution_ids":["https://openalex.org/I60158472"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009168558","display_name":"Halima Elbiaze","orcid":"https://orcid.org/0000-0001-5681-6445"},"institutions":[{"id":"https://openalex.org/I159129438","display_name":"Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al","ror":"https://ror.org/002rjbv21","country_code":"CA","type":"education","lineage":["https://openalex.org/I159129438","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Halima Elbiaze","raw_affiliation_strings":["Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montreal, QC, Canada","Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montreal, QC, Canada","institution_ids":["https://openalex.org/I159129438"]},{"raw_affiliation_string":"Department of Computer Science, Universit\u00e9 du Qu\u00e9bec \u00e0 Montr\u00e9al, Montr\u00e9al, QC, Canada","institution_ids":["https://openalex.org/I159129438"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5107205316","display_name":"No\u00ebl Crespi","orcid":"https://orcid.org/0000-0003-2962-192X"},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I205703379","display_name":"Institut Mines-T\u00e9l\u00e9com","ror":"https://ror.org/025vp2923","country_code":"FR","type":"facility","lineage":["https://openalex.org/I205703379"]},{"id":"https://openalex.org/I4210145102","display_name":"Institut Polytechnique de Paris","ror":"https://ror.org/042tfbd02","country_code":"FR","type":"education","lineage":["https://openalex.org/I4210145102"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Noel Crespi","raw_affiliation_strings":["Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France","[Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France]"],"affiliations":[{"raw_affiliation_string":"Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France","institution_ids":["https://openalex.org/I205703379","https://openalex.org/I1294671590","https://openalex.org/I4210145102"]},{"raw_affiliation_string":"[Institut Mines-T\u00e9l\u00e9com, T\u00e9l\u00e9com SudParis CNRS 5157, Paris, France]","institution_ids":["https://openalex.org/I205703379","https://openalex.org/I4210145102","https://openalex.org/I1294671590"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5036742037"],"corresponding_institution_ids":["https://openalex.org/I159129438"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.02892659,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"15","issue":"2","first_page":"774","last_page":"786"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":0.9998999834060669,"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/T10714","display_name":"Software-Defined Networks and 5G","score":0.9998999834060669,"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/T11478","display_name":"Caching and Content Delivery","score":0.9998000264167786,"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/T10138","display_name":"Network Traffic and Congestion Control","score":0.9940999746322632,"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":0.7981337308883667},{"id":"https://openalex.org/keywords/provisioning","display_name":"Provisioning","score":0.7203986048698425},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.7049908638000488},{"id":"https://openalex.org/keywords/chaining","display_name":"Chaining","score":0.647700309753418},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.6002675294876099},{"id":"https://openalex.org/keywords/virtual-network","display_name":"Virtual network","score":0.5576606392860413},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.5541604161262512},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.48896849155426025},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.47401198744773865},{"id":"https://openalex.org/keywords/content-delivery-network","display_name":"Content delivery network","score":0.4739822447299957},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.16192731261253357}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7981337308883667},{"id":"https://openalex.org/C172191483","wikidata":"https://www.wikidata.org/wiki/Q1071806","display_name":"Provisioning","level":2,"score":0.7203986048698425},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7049908638000488},{"id":"https://openalex.org/C49020025","wikidata":"https://www.wikidata.org/wiki/Q1059099","display_name":"Chaining","level":2,"score":0.647700309753418},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.6002675294876099},{"id":"https://openalex.org/C2776874963","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Virtual network","level":2,"score":0.5576606392860413},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.5541604161262512},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.48896849155426025},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.47401198744773865},{"id":"https://openalex.org/C2778898579","wikidata":"https://www.wikidata.org/wiki/Q72588","display_name":"Content delivery network","level":3,"score":0.4739822447299957},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.16192731261253357},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0}],"mesh":[],"locations_count":7,"locations":[{"id":"doi:10.1109/tnsm.2018.2815986","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnsm.2018.2815986","pdf_url":null,"source":{"id":"https://openalex.org/S173527311","display_name":"IEEE Transactions on Network and Service Management","issn_l":"1932-4537","issn":["1932-4537","2373-7379"],"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 Network and Service Management","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:1803.06025","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1803.06025","pdf_url":"https://arxiv.org/pdf/1803.06025","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"mag:2790444563","is_oa":true,"landing_page_url":"http://export.arxiv.org/pdf/1803.06025","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"pmh:oai:HAL:hal-01864559v1","is_oa":false,"landing_page_url":"https://hal.archives-ouvertes.fr/hal-01864559","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1932-4537","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:HAL:hal-01879110v1","is_oa":true,"landing_page_url":"https://hal.science/hal-01879110","pdf_url":null,"source":{"id":"https://openalex.org/S4306402512","display_name":"HAL (Le Centre pour la Communication Scientifique Directe)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1294671590","host_organization_name":"Centre National de la Recherche Scientifique","host_organization_lineage":["https://openalex.org/I1294671590"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Transactions on Network and Service Management, 2018, 15 (2), pp.774 - 786. ⟨10.1109/TNSM.2018.2815986⟩","raw_type":"Journal articles"},{"id":"pmh:oai:HAL:hal-02381173v1","is_oa":false,"landing_page_url":"https://hal.archives-ouvertes.fr/hal-02381173","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1932-4537","raw_type":"info:eu-repo/semantics/article"},{"id":"doi:10.48550/arxiv.1803.06025","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1803.06025","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1803.06025","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1803.06025","pdf_url":"https://arxiv.org/pdf/1803.06025","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"score":0.5600000023841858,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W411125559","https://openalex.org/W1435010830","https://openalex.org/W1496059119","https://openalex.org/W1500356761","https://openalex.org/W1516078226","https://openalex.org/W1854214752","https://openalex.org/W1874894131","https://openalex.org/W1966018813","https://openalex.org/W1977467832","https://openalex.org/W1997650479","https://openalex.org/W2015358441","https://openalex.org/W2043352445","https://openalex.org/W2066636486","https://openalex.org/W2089194229","https://openalex.org/W2089258678","https://openalex.org/W2093375622","https://openalex.org/W2099545666","https://openalex.org/W2105685892","https://openalex.org/W2130267070","https://openalex.org/W2139771428","https://openalex.org/W2165250321","https://openalex.org/W2167669776","https://openalex.org/W2168936382","https://openalex.org/W2171987442","https://openalex.org/W2210790443","https://openalex.org/W2213846429","https://openalex.org/W2260783129","https://openalex.org/W2293888960","https://openalex.org/W2319313589","https://openalex.org/W2334600287","https://openalex.org/W2345566311","https://openalex.org/W2423913532","https://openalex.org/W2490169957","https://openalex.org/W2490242396","https://openalex.org/W2571656543","https://openalex.org/W2585512500","https://openalex.org/W2591481944","https://openalex.org/W2605275500","https://openalex.org/W2621206484","https://openalex.org/W2736644564","https://openalex.org/W3105520655","https://openalex.org/W4255966310","https://openalex.org/W6628561984"],"related_works":["https://openalex.org/W2963162514","https://openalex.org/W2742465286","https://openalex.org/W2891997903","https://openalex.org/W2808504322","https://openalex.org/W2725876264","https://openalex.org/W3106981986","https://openalex.org/W3179353466","https://openalex.org/W3129092393","https://openalex.org/W2922466107","https://openalex.org/W2912227899","https://openalex.org/W2981289914","https://openalex.org/W2811205792","https://openalex.org/W2613593663","https://openalex.org/W2490169957","https://openalex.org/W2949608614","https://openalex.org/W2755872638","https://openalex.org/W3149198507","https://openalex.org/W3034004337","https://openalex.org/W2912731102","https://openalex.org/W3107278912"],"abstract_inverted_index":{"Value-added":[0],"services":[1,28,43],"(e.g.,":[2,92],"overlaid":[3],"video":[4],"advertisements)":[5],"have":[6],"become":[7],"an":[8,108,168],"integral":[9],"part":[10],"of":[11,25,41,47,73,89,94,131,163,171],"today's":[12],"content":[13],"delivery":[14],"networks":[15,185],"(CDNs).":[16],"To":[17],"offer":[18],"cost-efficient,":[19],"scalable,":[20],"and":[21,76,112,120,165],"more":[22],"agile":[23],"provisioning":[24],"new":[26],"value-added":[27],"in":[29,55,59,137],"CDNs,":[30],"network":[31,49],"functions":[32,50],"virtualization":[33],"paradigm":[34],"may":[35],"be":[36,53],"leveraged":[37],"to":[38,52,86,101,126,182],"allow":[39],"implementation":[40],"fine-grained":[42],"as":[44,67,107],"a":[45,114,139,160],"chain":[46],"virtual":[48],"(VNFs)":[51],"placed":[54,64],"CDN.":[56],"The":[57,79,123],"manner":[58,140],"which":[60],"these":[61],"chains":[62,91],"are":[63],"is":[65,81,97,125,144,148,167,186],"critical":[66],"it":[68,106],"both":[69],"affects":[70],"the":[71,87,90,102,128,142,154,172,177],"quality":[72],"service":[74],"(QoS)":[75],"provider":[77],"cost.":[78],"problem":[80],"however,":[82],"very":[83],"challenging":[84],"due":[85],"specifics":[88],"one":[93],"their":[95,135],"end-points":[96],"not":[98],"known":[99],"prior":[100],"placement).":[103],"We":[104],"formulate":[105],"integer":[109],"linear":[110],"program":[111],"propose":[113],"cost":[115,143,152],"efficient":[116],"proactive":[117],"VNF":[118],"placement":[119],"chaining":[121],"algorithm.":[122,174],"objective":[124],"find":[127],"optimal":[129],"number":[130,162],"VNFs":[132],"along":[133],"with":[134,159],"locations":[136],"such":[138],"that":[141],"minimized":[145],"while":[146],"QoS":[147],"met.":[149],"Apart":[150],"from":[151],"minimization,":[153],"support":[155],"for":[156,180],"large-scale":[157,183],"CDNs":[158],"large":[161],"servers":[164],"end-users":[166],"important":[169],"feature":[170],"proposed":[173],"Through":[175],"simulations,":[176],"algorithm's":[178],"behavior":[179],"small-scale":[181],"CDN":[184],"analyzed.":[187]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}