{"id":"https://openalex.org/W2096687946","doi":"https://doi.org/10.1109/tnsm.2015.2459073","title":"A Path Generation Approach to Embedding of Virtual Networks","display_name":"A Path Generation Approach to Embedding of Virtual Networks","publication_year":2015,"publication_date":"2015-07-21","ids":{"openalex":"https://openalex.org/W2096687946","doi":"https://doi.org/10.1109/tnsm.2015.2459073","mag":"2096687946"},"language":"en","primary_location":{"id":"doi:10.1109/tnsm.2015.2459073","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnsm.2015.2459073","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":"article","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1509.07684","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Rashid Mijumbi","orcid":null},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Rashid Mijumbi","raw_affiliation_strings":["Network Engineering Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Network Engineering Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Joan Serrat","orcid":null},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Joan Serrat","raw_affiliation_strings":["Network Engineering Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Network Engineering Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Juan-Luis Gorricho","orcid":null},"institutions":[{"id":"https://openalex.org/I9617848","display_name":"Universitat Polit\u00e8cnica de Catalunya","ror":"https://ror.org/03mb6wj31","country_code":"ES","type":"education","lineage":["https://openalex.org/I9617848"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Juan-Luis Gorricho","raw_affiliation_strings":["Network Engineering Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain"],"affiliations":[{"raw_affiliation_string":"Network Engineering Department, Universitat Polit\u00e8cnica de Catalunya, Barcelona, Spain","institution_ids":["https://openalex.org/I9617848"]}]},{"author_position":"last","author":{"id":null,"display_name":"Raouf Boutaba","orcid":null},"institutions":[{"id":"https://openalex.org/I151746483","display_name":"University of Waterloo","ror":"https://ror.org/01aff2v68","country_code":"CA","type":"education","lineage":["https://openalex.org/I151746483"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Raouf Boutaba","raw_affiliation_strings":["D. R. Cheriton School of Computer Science, University of Waterloo, Waterloo, ON, Canada"],"affiliations":[{"raw_affiliation_string":"D. R. Cheriton School of Computer Science, University of Waterloo, Waterloo, ON, Canada","institution_ids":["https://openalex.org/I151746483"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I9617848"],"apc_list":null,"apc_paid":null,"fwci":10.1833,"has_fulltext":false,"cited_by_count":67,"citation_normalized_percentile":{"value":0.98336334,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"12","issue":"3","first_page":"334","last_page":"348"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":0.48539999127388,"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":0.48539999127388,"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/T10847","display_name":"Advanced Optical Network Technologies","score":0.08429999649524689,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10138","display_name":"Network Traffic and Congestion Control","score":0.04479999840259552,"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/embedding","display_name":"Embedding","score":0.8212000131607056},{"id":"https://openalex.org/keywords/network-virtualization","display_name":"Network virtualization","score":0.8030999898910522},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.7519000172615051},{"id":"https://openalex.org/keywords/virtualization","display_name":"Virtualization","score":0.5856999754905701},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.5641999840736389},{"id":"https://openalex.org/keywords/virtual-network","display_name":"Virtual network","score":0.5220000147819519},{"id":"https://openalex.org/keywords/dual","display_name":"Dual (grammatical number)","score":0.48410001397132874},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.438400000333786},{"id":"https://openalex.org/keywords/column-generation","display_name":"Column generation","score":0.3749000132083893}],"concepts":[{"id":"https://openalex.org/C41608201","wikidata":"https://www.wikidata.org/wiki/Q980509","display_name":"Embedding","level":2,"score":0.8212000131607056},{"id":"https://openalex.org/C2779898492","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Network virtualization","level":4,"score":0.8030999898910522},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7778000235557556},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7519000172615051},{"id":"https://openalex.org/C513985346","wikidata":"https://www.wikidata.org/wiki/Q270471","display_name":"Virtualization","level":3,"score":0.5856999754905701},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.5641999840736389},{"id":"https://openalex.org/C2776874963","wikidata":"https://www.wikidata.org/wiki/Q4112081","display_name":"Virtual network","level":2,"score":0.5220000147819519},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4936000108718872},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4846000075340271},{"id":"https://openalex.org/C2780980858","wikidata":"https://www.wikidata.org/wiki/Q110022","display_name":"Dual (grammatical number)","level":2,"score":0.48410001397132874},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.438400000333786},{"id":"https://openalex.org/C168956720","wikidata":"https://www.wikidata.org/wiki/Q3123181","display_name":"Column generation","level":2,"score":0.3749000132083893},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.36500000953674316},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.3626999855041504},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.34700000286102295},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.3463999927043915},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.34040001034736633},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.3328000009059906},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.32499998807907104},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.3237000107765198},{"id":"https://openalex.org/C35435516","wikidata":"https://www.wikidata.org/wiki/Q5370016","display_name":"Embedding problem","level":3,"score":0.3003999888896942},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.3001999855041504},{"id":"https://openalex.org/C2778915421","wikidata":"https://www.wikidata.org/wiki/Q3643177","display_name":"Performance improvement","level":2,"score":0.2994999885559082},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.29159998893737793},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.2793999910354614},{"id":"https://openalex.org/C114809511","wikidata":"https://www.wikidata.org/wiki/Q1412924","display_name":"Flow network","level":2,"score":0.2768000066280365},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.27070000767707825},{"id":"https://openalex.org/C158207573","wikidata":"https://www.wikidata.org/wiki/Q5747224","display_name":"Heterogeneous network","level":4,"score":0.2615000009536743},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.250900000333786}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/tnsm.2015.2459073","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tnsm.2015.2459073","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:1509.07684","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1509.07684","pdf_url":"https://arxiv.org/pdf/1509.07684","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":"pmh:oai:upcommons.upc.edu:2117/85594","is_oa":true,"landing_page_url":"http://hdl.handle.net/2117/85594","pdf_url":null,"source":{"id":"https://openalex.org/S4377196262","display_name":"UPCommons institutional repository (Universitat Polit\u00e8cnica de Catalunya)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9617848","host_organization_name":"Universitat Polit\u00e8cnica de Catalunya","host_organization_lineage":["https://openalex.org/I9617848"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1509.07684","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1509.07684","pdf_url":"https://arxiv.org/pdf/1509.07684","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":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1512866443","https://openalex.org/W1948092788","https://openalex.org/W1966600255","https://openalex.org/W1985752191","https://openalex.org/W1987073959","https://openalex.org/W2028349553","https://openalex.org/W2036109694","https://openalex.org/W2038021311","https://openalex.org/W2038980338","https://openalex.org/W2040672732","https://openalex.org/W2075557304","https://openalex.org/W2075809230","https://openalex.org/W2109918582","https://openalex.org/W2110363239","https://openalex.org/W2114298221","https://openalex.org/W2125150972","https://openalex.org/W2130267070","https://openalex.org/W2132238781","https://openalex.org/W2142547489","https://openalex.org/W2142851547","https://openalex.org/W2145982992","https://openalex.org/W2152415706","https://openalex.org/W2155250574","https://openalex.org/W2167580124","https://openalex.org/W2209662895","https://openalex.org/W6632396972","https://openalex.org/W6658112197","https://openalex.org/W6676188249"],"related_works":[],"abstract_inverted_index":{"As":[0],"the":[1,14,42,50,56,71,77,99,102,106,116,125,130,138,141,151,157,162,187,191,230],"virtualization":[2],"of":[3,23,101,109,118,140,150,161,171,186,190,203,222],"networks":[4],"continues":[5],"to":[6,80,128,136,229],"attract":[7],"attention":[8],"from":[9],"both":[10],"industry":[11],"and":[12,74,207,214],"academia,":[13],"virtual":[15,172],"network":[16,173,210],"embedding":[17,94,113,164],"(VNE)":[18],"problem":[19,43,73,79],"remains":[20],"a":[21,28,45,82,168,195,215,220],"focus":[22,89],"researchers.":[24],"This":[25],"paper":[26],"proposes":[27],"one-shot,":[29],"unsplittable":[30],"flow":[31],"VNE":[32],"solution":[33,65,179],"based":[34],"on":[35,93,98,167],"column":[36,119],"generation.":[37],"We":[38,60],"start":[39],"by":[40,70,76],"formulating":[41],"as":[44,154,156],"path-based":[46],"mathematical":[47],"program":[48],"called":[49],"primal,":[51],"for":[52,219],"which":[53,66],"we":[54,144],"derive":[55],"corresponding":[57],"dual":[58,72],"problem.":[59,165],"then":[61,75],"propose":[62],"an":[63],"initial":[64],"is":[67,90,121,180],"used,":[68],"first,":[69],"primal":[78],"obtain":[81],"final":[83],"solution.":[84,103,232],"Unlike":[85],"most":[86],"approaches,":[87],"our":[88,110,178],"not":[91],"only":[92],"accuracy":[95],"but":[96],"also":[97],"scalability":[100],"In":[104,134],"particular,":[105],"one-shot":[107,163],"nature":[108],"formulation":[111,160],"ensures":[112],"accuracy,":[114],"while":[115],"use":[117],"generation":[120],"aimed":[122],"at":[123],"enhancing":[124],"computation":[126],"time":[127,226],"make":[129],"approach":[131],"more":[132],"scalable.":[133],"order":[135],"assess":[137],"performance":[139],"proposed":[142],"solution,":[143],"compare":[145],"it":[146],"against":[147],"four":[148],"state":[149],"art":[152],"approaches":[153,200],"well":[155],"optimal":[158,182,192,231],"link-based":[159],"Experiments":[166],"large":[169],"mix":[170],"(VN)":[174],"requests":[175],"show":[176],"that":[177],"near":[181],"(achieving":[183],"about":[184],"95%":[185],"acceptance":[188,205],"ratio":[189,206],"solution),":[193],"with":[194],"clear":[196],"improvement":[197,217],"over":[198],"existing":[199],"in":[201,225],"terms":[202],"VN":[204],"average":[208],"substrate":[209],"(SN)":[211],"resource":[212],"utilization,":[213],"considerable":[216],"(92%":[218],"SN":[221],"50":[223],"nodes)":[224],"complexity":[227],"compared":[228]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":8},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":8},{"year":2015,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2016-06-24T00:00:00"}
