{"id":"https://openalex.org/W2052323313","doi":"https://doi.org/10.1145/2567529.2567559","title":"A hop-by-hop energy efficient distributed routing scheme","display_name":"A hop-by-hop energy efficient distributed routing scheme","publication_year":2014,"publication_date":"2014-01-10","ids":{"openalex":"https://openalex.org/W2052323313","doi":"https://doi.org/10.1145/2567529.2567559","mag":"2052323313"},"language":"en","primary_location":{"id":"doi:10.1145/2567529.2567559","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2567529.2567559","pdf_url":null,"source":{"id":"https://openalex.org/S4210187660","display_name":"ACM SIGMETRICS Performance Evaluation Review","issn_l":"0163-5999","issn":["0163-5999","1557-9484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGMETRICS Performance Evaluation Review","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/A5071707794","display_name":"Chenying Hou","orcid":null},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chenying Hou","raw_affiliation_strings":["Institute of Computing Technology, CAS, University of Chinese Academy of Sciences, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology, CAS, University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100731978","display_name":"Fa Zhang","orcid":"https://orcid.org/0000-0002-2081-9369"},"institutions":[{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fa Zhang","raw_affiliation_strings":["Institute of Computing Technology, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology, Beijing, China","institution_ids":["https://openalex.org/I4210090176"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014057564","display_name":"Antonio Fern\u00e1ndez Anta","orcid":"https://orcid.org/0000-0001-6501-2377"},"institutions":[{"id":"https://openalex.org/I2802499160","display_name":"IMDEA Networks","ror":"https://ror.org/04mm9fg30","country_code":"ES","type":"facility","lineage":["https://openalex.org/I105140100","https://openalex.org/I2802499160"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Antonio Fern\u00e1ndez Anta","raw_affiliation_strings":["Institute IMDEA Networks, Madrid, Spain","Inst. IMDEA Networks, Madrid, Spain#TAB#"],"affiliations":[{"raw_affiliation_string":"Institute IMDEA Networks, Madrid, Spain","institution_ids":["https://openalex.org/I2802499160"]},{"raw_affiliation_string":"Inst. IMDEA Networks, Madrid, Spain#TAB#","institution_ids":["https://openalex.org/I2802499160"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5115602741","display_name":"Lin Wang","orcid":"https://orcid.org/0000-0003-3033-4792"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Wang","raw_affiliation_strings":["Institute of Computing Technology, CAS, University of Chinese Academy of Sciences, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology, CAS, University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I4210165038"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100355290","display_name":"Zhiyong Liu","orcid":"https://orcid.org/0000-0001-6662-7322"},"institutions":[{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiyong Liu","raw_affiliation_strings":["Institute of Computing Technology Chinese State Key Lab for Computer Architecture, ICT,CAS, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology Chinese State Key Lab for Computer Architecture, ICT,CAS, Beijing, China","institution_ids":["https://openalex.org/I4210090176"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5071707794"],"corresponding_institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I4210165038"],"apc_list":null,"apc_paid":null,"fwci":1.3792,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.83831862,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"41","issue":"3","first_page":"101","last_page":"106"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10714","display_name":"Software-Defined Networks and 5G","score":0.9997000098228455,"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/T10714","display_name":"Software-Defined Networks and 5G","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/T10847","display_name":"Advanced Optical Network Technologies","score":0.9995999932289124,"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":0.9991000294685364,"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":0.7412593960762024},{"id":"https://openalex.org/keywords/equal-cost-multi-path-routing","display_name":"Equal-cost multi-path routing","score":0.5971691012382507},{"id":"https://openalex.org/keywords/static-routing","display_name":"Static routing","score":0.5836555361747742},{"id":"https://openalex.org/keywords/link-state-routing-protocol","display_name":"Link-state routing protocol","score":0.5425238609313965},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5214394927024841},{"id":"https://openalex.org/keywords/multipath-routing","display_name":"Multipath routing","score":0.49515119194984436},{"id":"https://openalex.org/keywords/destination-sequenced-distance-vector-routing","display_name":"Destination-Sequenced Distance Vector routing","score":0.48345908522605896},{"id":"https://openalex.org/keywords/shortest-path-problem","display_name":"Shortest path problem","score":0.4540262818336487},{"id":"https://openalex.org/keywords/hop","display_name":"Hop (telecommunications)","score":0.44791847467422485},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.44503721594810486},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.40627342462539673},{"id":"https://openalex.org/keywords/routing-protocol","display_name":"Routing protocol","score":0.2802586555480957},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.260239839553833},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12674978375434875},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.06357806921005249}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7412593960762024},{"id":"https://openalex.org/C115443555","wikidata":"https://www.wikidata.org/wiki/Q5367790","display_name":"Equal-cost multi-path routing","level":5,"score":0.5971691012382507},{"id":"https://openalex.org/C204948658","wikidata":"https://www.wikidata.org/wiki/Q1119410","display_name":"Static routing","level":4,"score":0.5836555361747742},{"id":"https://openalex.org/C89305328","wikidata":"https://www.wikidata.org/wiki/Q1755411","display_name":"Link-state routing protocol","level":4,"score":0.5425238609313965},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5214394927024841},{"id":"https://openalex.org/C76522221","wikidata":"https://www.wikidata.org/wiki/Q5035396","display_name":"Multipath routing","level":5,"score":0.49515119194984436},{"id":"https://openalex.org/C29436982","wikidata":"https://www.wikidata.org/wiki/Q3700557","display_name":"Destination-Sequenced Distance Vector routing","level":5,"score":0.48345908522605896},{"id":"https://openalex.org/C22590252","wikidata":"https://www.wikidata.org/wiki/Q1058754","display_name":"Shortest path problem","level":3,"score":0.4540262818336487},{"id":"https://openalex.org/C25906391","wikidata":"https://www.wikidata.org/wiki/Q1432381","display_name":"Hop (telecommunications)","level":2,"score":0.44791847467422485},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.44503721594810486},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.40627342462539673},{"id":"https://openalex.org/C104954878","wikidata":"https://www.wikidata.org/wiki/Q1648707","display_name":"Routing protocol","level":3,"score":0.2802586555480957},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.260239839553833},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12674978375434875},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.06357806921005249},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2567529.2567559","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2567529.2567559","pdf_url":null,"source":{"id":"https://openalex.org/S4210187660","display_name":"ACM SIGMETRICS Performance Evaluation Review","issn_l":"0163-5999","issn":["0163-5999","1557-9484"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM SIGMETRICS Performance Evaluation Review","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.8999999761581421}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1569932295","https://openalex.org/W1905105378","https://openalex.org/W1997188340","https://openalex.org/W1997996213","https://openalex.org/W2010781926","https://openalex.org/W2021724654","https://openalex.org/W2033618285","https://openalex.org/W2043373292","https://openalex.org/W2066741260","https://openalex.org/W2075234266","https://openalex.org/W2096774592","https://openalex.org/W2106170354","https://openalex.org/W2112169033","https://openalex.org/W2151303951","https://openalex.org/W2152048544","https://openalex.org/W2154004562","https://openalex.org/W2169741605","https://openalex.org/W2613173048"],"related_works":["https://openalex.org/W2181601090","https://openalex.org/W3127002380","https://openalex.org/W2068473861","https://openalex.org/W757657516","https://openalex.org/W2351878639","https://openalex.org/W2539097916","https://openalex.org/W2148093630","https://openalex.org/W2136173851","https://openalex.org/W2607223747","https://openalex.org/W2361465121"],"abstract_inverted_index":{"Energy":[0],"inefficiencies":[1],"in":[2,39,100,118,145,150,180],"current":[3,106],"networks":[4,103],"provide":[5],"both":[6],"challenges":[7],"and":[8,36,72,141],"opportunities":[9],"for":[10,85],"energy":[11,21,67,108,181],"saving.":[12,182],"Recently,":[13],"there":[14],"are":[15],"many":[16],"works":[17],"focusing":[18],"on":[19,56],"minimizing":[20],"cost":[22],"from":[23],"the":[24,65,73,86,156,171],"routing":[25,83,127,136,159,176],"perspective.":[26],"However,":[27],"most":[28,123],"existing":[29],"work":[30],"view":[31],"them":[32,38],"as":[33,44,130],"optimization":[34,60,91],"problems":[35],"solve":[37],"a":[40,46,57,79,119],"centralized":[41,107],"manner":[42],"such":[43,129],"with":[45,105],"solver":[47],"or":[48],"using":[49,69],"approximations.":[50],"In":[51],"this":[52,89],"paper,":[53],"we":[54],"focus":[55],"network-wide":[58,90],"bi-objective":[59],"problem,":[61],"which":[62],"simultaneously":[63],"minimizes":[64],"total":[66,74],"consumption":[68],"speed":[70],"scaling":[71],"traffic":[75],"delay.":[76],"We":[77,111],"propose":[78],"hop-by-hop":[80],"dynamic":[81],"distributed":[82,102,120,140,157],"scheme":[84,94,137,160],"implementation":[87],"of":[88],"problem.":[92],"Our":[93,135],"is":[95,138],"more":[96],"practical":[97],"to":[98,162],"realize":[99],"large":[101],"compared":[104],"minimization":[109],"methods.":[110],"can":[112],"also":[113],"achieve":[114],"near":[115,163],"global":[116],"optimal":[117,165],"manner,":[121],"while":[122],"used":[124],"shortest":[125,174],"path":[126,175],"protocols":[128],"OSPF":[131],"cannot":[132],"make":[133],"it.":[134],"totally":[139],"maintains":[142],"loop-free":[143,158],"routes":[144],"every":[146],"instant.":[147],"Simulations":[148],"conducted":[149],"real":[151],"data":[152],"sets":[153],"show":[154],"that":[155],"converges":[161],"Pareto":[164],"values.":[166],"Also,":[167],"our":[168],"method":[169],"outperforms":[170],"widely":[172],"applied":[173],"strategy":[177],"by":[178],"30%":[179]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}