{"id":"https://openalex.org/W2790867555","doi":"https://doi.org/10.1109/access.2018.2799867","title":"Distributed Sub-Tree-Based Optical Multicasting Scheme in Elastic Optical Data Center Networks","display_name":"Distributed Sub-Tree-Based Optical Multicasting Scheme in Elastic Optical Data Center Networks","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2790867555","doi":"https://doi.org/10.1109/access.2018.2799867","mag":"2790867555"},"language":"en","primary_location":{"id":"doi:10.1109/access.2018.2799867","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2799867","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2018.2799867","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100354074","display_name":"Xin Li","orcid":"https://orcid.org/0000-0003-4308-1229"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Li","raw_affiliation_strings":["State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4308-1229","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100388666","display_name":"Lu Zhang","orcid":"https://orcid.org/0000-0002-8545-8728"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lu Zhang","raw_affiliation_strings":["State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068378063","display_name":"Ying Tang","orcid":"https://orcid.org/0000-0003-2665-7812"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Tang","raw_affiliation_strings":["State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088554240","display_name":"Junfeng Guo","orcid":null},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junfeng Guo","raw_affiliation_strings":["State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058181036","display_name":"Shanguo Huang","orcid":"https://orcid.org/0000-0002-0750-2340"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shanguo Huang","raw_affiliation_strings":["State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"State Key Laboratory of Information Photonic and Optical Communication, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.5251,"has_fulltext":false,"cited_by_count":28,"citation_normalized_percentile":{"value":0.89880123,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"6","issue":null,"first_page":"6464","last_page":"6477"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10847","display_name":"Advanced Optical Network Technologies","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10847","display_name":"Advanced Optical Network Technologies","score":0.9998999834060669,"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/T10232","display_name":"Optical Network Technologies","score":0.9987000226974487,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9983000159263611,"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/multicast","display_name":"Multicast","score":0.9579242467880249},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7451342344284058},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5940350294113159},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.5935277938842773},{"id":"https://openalex.org/keywords/source-specific-multicast","display_name":"Source-specific multicast","score":0.5455328226089478},{"id":"https://openalex.org/keywords/data-center","display_name":"Data center","score":0.5088927745819092},{"id":"https://openalex.org/keywords/xcast","display_name":"Xcast","score":0.5030133128166199},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.45953866839408875},{"id":"https://openalex.org/keywords/protocol-independent-multicast","display_name":"Protocol Independent Multicast","score":0.4473971128463745},{"id":"https://openalex.org/keywords/heuristic","display_name":"Heuristic","score":0.4469684958457947},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11655908823013306},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.05633088946342468}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.9579242467880249},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7451342344284058},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5940350294113159},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.5935277938842773},{"id":"https://openalex.org/C18787934","wikidata":"https://www.wikidata.org/wiki/Q7565105","display_name":"Source-specific multicast","level":3,"score":0.5455328226089478},{"id":"https://openalex.org/C153740404","wikidata":"https://www.wikidata.org/wiki/Q671224","display_name":"Data center","level":2,"score":0.5088927745819092},{"id":"https://openalex.org/C192059732","wikidata":"https://www.wikidata.org/wiki/Q3823050","display_name":"Xcast","level":3,"score":0.5030133128166199},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.45953866839408875},{"id":"https://openalex.org/C44892269","wikidata":"https://www.wikidata.org/wiki/Q782752","display_name":"Protocol Independent Multicast","level":3,"score":0.4473971128463745},{"id":"https://openalex.org/C173801870","wikidata":"https://www.wikidata.org/wiki/Q201413","display_name":"Heuristic","level":2,"score":0.4469684958457947},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11655908823013306},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.05633088946342468},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2018.2799867","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2799867","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:be26ba00110b49ceaa47276672357a94","is_oa":true,"landing_page_url":"https://doaj.org/article/be26ba00110b49ceaa47276672357a94","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 6, Pp 6464-6477 (2018)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2018.2799867","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2018.2799867","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1091176259","display_name":"\u6570\u636e\u4e2d\u5fc3\u5149\u7f51\u7edc\u4e2d\u5185\u5bb9\u8fde\u901a\u6027\u7406\u8bba\u4e0e\u63d0\u5347\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61571058","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1884429518","display_name":null,"funder_award_id":"61701039","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7175134096","display_name":null,"funder_award_id":"61601054","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W1576624675","https://openalex.org/W1765195492","https://openalex.org/W1768577772","https://openalex.org/W1865295302","https://openalex.org/W1966658772","https://openalex.org/W1987895574","https://openalex.org/W2002590891","https://openalex.org/W2007692854","https://openalex.org/W2011924202","https://openalex.org/W2030088489","https://openalex.org/W2038660296","https://openalex.org/W2079672912","https://openalex.org/W2081564571","https://openalex.org/W2100828185","https://openalex.org/W2108790049","https://openalex.org/W2112265876","https://openalex.org/W2123562112","https://openalex.org/W2131978414","https://openalex.org/W2149526499","https://openalex.org/W2150368814","https://openalex.org/W2151822396","https://openalex.org/W2158782199","https://openalex.org/W2162365865","https://openalex.org/W2165991893","https://openalex.org/W2167397588","https://openalex.org/W2168472193","https://openalex.org/W2293933013","https://openalex.org/W2315818194","https://openalex.org/W2320492195","https://openalex.org/W2327089654","https://openalex.org/W2417785426","https://openalex.org/W2495356611","https://openalex.org/W2505811337","https://openalex.org/W2508665994","https://openalex.org/W2546796833","https://openalex.org/W2552554409","https://openalex.org/W2562615512","https://openalex.org/W2585171228","https://openalex.org/W6670709511"],"related_works":["https://openalex.org/W2371847117","https://openalex.org/W80466176","https://openalex.org/W2161099791","https://openalex.org/W2347553438","https://openalex.org/W4321384965","https://openalex.org/W2080190883","https://openalex.org/W2382719989","https://openalex.org/W2393131931","https://openalex.org/W1528315273","https://openalex.org/W2099023627"],"abstract_inverted_index":{"The":[0],"sub-tree-based":[1,95,176],"optical":[2,15,96,128,177,183],"multicasting":[3,97,178,184],"scheme":[4,99,112,162,179],"provides":[5],"a":[6,50,57],"spectrum-efficient":[7],"approach":[8],"to":[9,33,56,151],"providing":[10],"emerging":[11],"multicast":[12,20,51,78,83,124],"services":[13,21],"in":[14,27,126],"data":[16,31,43,59,90,129],"center":[17,60,130],"networks.":[18,131],"Moreover,":[19],"are":[22,53,149],"usually":[23],"replicated":[24],"and":[25,38,61,167,180],"maintained":[26],"multiple":[28,87],"geographically":[29,88],"distributed":[30,89,94],"centers":[32,44],"improve":[34],"its":[35],"access":[36],"efficiency":[37,166],"reliability.":[39],"Therefore,":[40],"the":[41,67,75,110,114,118,135,142,153,160,172,181],"source":[42,175],"of":[45,77,116,122],"all":[46,123],"constructed":[47],"sub-trees":[48],"for":[49,109,141],"demand":[52],"not":[54],"confined":[55],"common":[58,174],"can":[62],"be":[63],"independently":[64],"determined":[65],"by":[66],"requested":[68],"distribution.":[69],"In":[70],"this":[71],"paper,":[72],"we":[73],"study":[74],"problem":[76,140],"service":[79,84],"provisions":[80],"while":[81],"leveraging":[82],"backups":[85],"among":[86],"centers.":[91],"A":[92],"novel":[93],"(DST-OM)":[98],"is":[100,107],"proposed.":[101],"An":[102],"integer":[103],"linear":[104],"program":[105],"model":[106],"developed":[108,150],"DST-OM":[111,143,161],"with":[113],"aim":[115],"minimizing":[117],"total":[119],"spectrum":[120,137,165],"consumption":[121],"demands":[125],"elastic":[127],"We":[132],"also":[133],"define":[134],"minimum":[136],"sub-tree":[138],"(MSST)":[139],"scheme.":[144,185],"Two":[145],"modulation-level-aware":[146],"heuristic":[147],"algorithms":[148],"address":[152],"MSST":[154],"problem.":[155],"Numerical":[156],"results":[157],"show":[158],"that":[159],"achieves":[163],"higher":[164],"lower":[168],"blocking":[169],"probability":[170],"than":[171],"conventional":[173],"single-tree-based":[182]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
