{"id":"https://openalex.org/W2056156670","doi":"https://doi.org/10.1049/iet-com:20060654","title":"Fast bandwidth-constrained quality of service routing via bidirectional search","display_name":"Fast bandwidth-constrained quality of service routing via bidirectional search","publication_year":2007,"publication_date":"2007-08-02","ids":{"openalex":"https://openalex.org/W2056156670","doi":"https://doi.org/10.1049/iet-com:20060654","mag":"2056156670"},"language":"en","primary_location":{"id":"doi:10.1049/iet-com:20060654","is_oa":false,"landing_page_url":"https://doi.org/10.1049/iet-com:20060654","pdf_url":null,"source":{"id":"https://openalex.org/S85427048","display_name":"IET Communications","issn_l":"1751-8628","issn":["1751-8628","1751-8636"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310311714","host_organization_name":"Institution of Engineering and Technology","host_organization_lineage":["https://openalex.org/P4310311714"],"host_organization_lineage_names":["Institution of Engineering and Technology"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IET Communications","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"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/A5111839918","display_name":"B. Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"B. Zhang","raw_affiliation_strings":["College of Computing and Communication Engineering, Graduate University of Chinese Academy of Sciences, 19A Yuquan road, Beijing, 100049, People's Republic of China","Grad. Univ., Coll. of Comput. & Commun. Eng., Chinese Acad. of Sci., Beijing"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computing and Communication Engineering, Graduate University of Chinese Academy of Sciences, 19A Yuquan road, Beijing, 100049, People's Republic of China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Grad. Univ., Coll. of Comput. & Commun. Eng., Chinese Acad. of Sci., Beijing","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058476980","display_name":"Zhijun Zhao","orcid":"https://orcid.org/0000-0003-1196-553X"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"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"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Z. Zhao","raw_affiliation_strings":["College of Computing and Communication Engineering, Graduate University of Chinese Academy of Sciences, 19A Yuquan road, Beijing, 100049, People's Republic of China","Grad. Univ., Coll. of Comput. & Commun. Eng., Chinese Acad. of Sci., Beijing"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Computing and Communication Engineering, Graduate University of Chinese Academy of Sciences, 19A Yuquan road, Beijing, 100049, People's Republic of China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Grad. Univ., Coll. of Comput. & Commun. Eng., Chinese Acad. of Sci., Beijing","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055542851","display_name":"Hussein T. Mouftah","orcid":"https://orcid.org/0000-0001-7939-7212"},"institutions":[{"id":"https://openalex.org/I153718931","display_name":"University of Ottawa","ror":"https://ror.org/03c4mmv16","country_code":"CA","type":"education","lineage":["https://openalex.org/I153718931"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"H.T. Mouftah","raw_affiliation_strings":["School of Information Technology and Engineering, University of Ottawa, Ottawa, ON K1N 6N5, Canada","University of Ottawa, Ottawa, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Information Technology and Engineering, University of Ottawa, Ottawa, ON K1N 6N5, Canada","institution_ids":["https://openalex.org/I153718931"]},{"raw_affiliation_string":"University of Ottawa, Ottawa, Canada","institution_ids":["https://openalex.org/I153718931"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2420,"currency":"USD","value_usd":2420},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.10057952,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"1","issue":"4","first_page":"784","last_page":"788"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10847","display_name":"Advanced Optical Network Technologies","score":0.9986000061035156,"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":0.9986000061035156,"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/T12326","display_name":"Network Packet Processing and Optimization","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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":0.9977999925613403,"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":0.8289563655853271},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6656612157821655},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.636039674282074},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.5958327054977417},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5474969148635864},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5161898732185364},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.49127262830734253},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4714784622192383},{"id":"https://openalex.org/keywords/shortest-path-problem","display_name":"Shortest path problem","score":0.44973862171173096},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.43904682993888855},{"id":"https://openalex.org/keywords/multipath-routing","display_name":"Multipath routing","score":0.4338243007659912},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.4308464527130127},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.42459094524383545},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.4175500273704529},{"id":"https://openalex.org/keywords/link-state-routing-protocol","display_name":"Link-state routing protocol","score":0.34938621520996094},{"id":"https://openalex.org/keywords/routing-protocol","display_name":"Routing protocol","score":0.34338515996932983},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.30789387226104736},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.20714735984802246},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.11127004027366638}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8289563655853271},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6656612157821655},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.636039674282074},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.5958327054977417},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5474969148635864},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5161898732185364},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.49127262830734253},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4714784622192383},{"id":"https://openalex.org/C22590252","wikidata":"https://www.wikidata.org/wiki/Q1058754","display_name":"Shortest path problem","level":3,"score":0.44973862171173096},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.43904682993888855},{"id":"https://openalex.org/C76522221","wikidata":"https://www.wikidata.org/wiki/Q5035396","display_name":"Multipath routing","level":5,"score":0.4338243007659912},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.4308464527130127},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.42459094524383545},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.4175500273704529},{"id":"https://openalex.org/C89305328","wikidata":"https://www.wikidata.org/wiki/Q1755411","display_name":"Link-state routing protocol","level":4,"score":0.34938621520996094},{"id":"https://openalex.org/C104954878","wikidata":"https://www.wikidata.org/wiki/Q1648707","display_name":"Routing protocol","level":3,"score":0.34338515996932983},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.30789387226104736},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.20714735984802246},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.11127004027366638},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"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:10.1049/iet-com:20060654","is_oa":false,"landing_page_url":"https://doi.org/10.1049/iet-com:20060654","pdf_url":null,"source":{"id":"https://openalex.org/S85427048","display_name":"IET Communications","issn_l":"1751-8628","issn":["1751-8628","1751-8636"],"is_oa":false,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310311714","host_organization_name":"Institution of Engineering and Technology","host_organization_lineage":["https://openalex.org/P4310311714"],"host_organization_lineage_names":["Institution of Engineering and Technology"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IET Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.49000000953674316,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1965469937","https://openalex.org/W2082315389","https://openalex.org/W2096774592","https://openalex.org/W2105808107","https://openalex.org/W2112169033","https://openalex.org/W2114686820","https://openalex.org/W2119775299","https://openalex.org/W2148837283","https://openalex.org/W3145128584","https://openalex.org/W7029321148"],"related_works":["https://openalex.org/W3127002380","https://openalex.org/W2157538834","https://openalex.org/W2352845636","https://openalex.org/W2613682624","https://openalex.org/W2082566976","https://openalex.org/W2182591555","https://openalex.org/W165068231","https://openalex.org/W2589167684","https://openalex.org/W2369989480","https://openalex.org/W2361465121"],"abstract_inverted_index":{"Scalability":[0],"has":[1],"been":[2],"a":[3,33,39,62],"crucial":[4],"design":[5,45],"concern":[6],"for":[7],"quality":[8],"of":[9,22,35,73,89,115],"service":[10],"routing":[11],"protocols":[12],"to":[13,38,48,79],"be":[14,80],"deployed":[15],"in":[16,53,93],"high-speed":[17],"communications":[18],"networks.":[19],"The":[20,44,71],"issue":[21],"bandwidth-constrained":[23],"widest-shortest":[24],"path":[25],"(WSP)":[26],"routing,":[27],"which":[28],"selects":[29],"the":[30,74,87,94,101,107,113],"WSP":[31],"connecting":[32],"pair":[34],"nodes":[36,92],"subject":[37],"bandwidth":[40],"constraint":[41],"is":[42,47,69,77],"studied.":[43],"objective":[46],"enable":[49],"fast":[50],"route":[51],"calculation":[52,114],"identifying":[54],"such":[55,116],"constrained":[56,117],"paths.":[57],"To":[58],"achieve":[59],"this":[60],"goal,":[61],"polynomial":[63],"optimal":[64],"algorithm":[65,76,103],"using":[66],"bidirectional":[67],"search":[68],"designed.":[70],"complexity":[72],"designed":[75,102],"deduced":[78],"O(|E|lg|V|),":[81],"where":[82],"|E|":[83],"and":[84,91],"|V|":[85],"represent":[86],"number":[88],"links":[90],"network,":[95],"respectively.":[96],"Simulation":[97],"results":[98],"demonstrate":[99],"that":[100],"can":[104],"significantly":[105],"reduce":[106],"average-case":[108],"computational":[109],"overhead":[110],"caused":[111],"by":[112],"routes":[118],"as":[119],"compared":[120],"with":[121],"related":[122],"work.":[123]},"counts_by_year":[{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}