{"id":"https://openalex.org/W2110187904","doi":"https://doi.org/10.1109/infcom.2002.1019392","title":"Routing and wavelength assignment in WDM rings with heterogeneous wavelength conversion capabilities","display_name":"Routing and wavelength assignment in WDM rings with heterogeneous wavelength conversion capabilities","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W2110187904","doi":"https://doi.org/10.1109/infcom.2002.1019392","mag":"2110187904"},"language":"en","primary_location":{"id":"doi:10.1109/infcom.2002.1019392","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcom.2002.1019392","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings.Twenty-First Annual Joint Conference of the IEEE Computer and Communications Societies","raw_type":"proceedings-article"},"type":"conference-paper","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/A5050238905","display_name":"Dirceu Cavendish","orcid":null},"institutions":[{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"D. Cavendish","raw_affiliation_strings":["C&C Research Laboratories, Princeton, NJ, USA","C&C Res. Labs., NEC, Princeton, NJ, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"C&C Research Laboratories, Princeton, NJ, USA","institution_ids":["https://openalex.org/I20089843"]},{"raw_affiliation_string":"C&C Res. Labs., NEC, Princeton, NJ, USA","institution_ids":["https://openalex.org/I20089843"]}]},{"author_position":"last","author":{"id":null,"display_name":"B. Sengupta","orcid":null},"institutions":[{"id":"https://openalex.org/I20089843","display_name":"Princeton University","ror":"https://ror.org/00hx57361","country_code":"US","type":"education","lineage":["https://openalex.org/I20089843"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"B. Sengupta","raw_affiliation_strings":["C&C Research Laboratories, Princeton, NJ, USA","C&C Res. Labs., NEC, Princeton, NJ, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"C&C Research Laboratories, Princeton, NJ, USA","institution_ids":["https://openalex.org/I20089843"]},{"raw_affiliation_string":"C&C Res. Labs., NEC, Princeton, NJ, USA","institution_ids":["https://openalex.org/I20089843"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I20089843"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":null,"first_page":"1415","last_page":"1424"},"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":0.9980999827384949,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9929999709129333,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/routing-and-wavelength-assignment","display_name":"Routing and wavelength assignment","score":0.8545197248458862},{"id":"https://openalex.org/keywords/heuristics","display_name":"Heuristics","score":0.7869364023208618},{"id":"https://openalex.org/keywords/wavelength-division-multiplexing","display_name":"Wavelength-division multiplexing","score":0.7631141543388367},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7126469612121582},{"id":"https://openalex.org/keywords/integer-programming","display_name":"Integer programming","score":0.6292877197265625},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.6191729307174683},{"id":"https://openalex.org/keywords/linear-programming","display_name":"Linear programming","score":0.4945625960826874},{"id":"https://openalex.org/keywords/wavelength","display_name":"Wavelength","score":0.4655511975288391},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4162457287311554},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3882709741592407},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3838634490966797},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.2863025367259979},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15563836693763733},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.08572867512702942},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0679185688495636}],"concepts":[{"id":"https://openalex.org/C2778249599","wikidata":"https://www.wikidata.org/wiki/Q7371620","display_name":"Routing and wavelength assignment","level":4,"score":0.8545197248458862},{"id":"https://openalex.org/C127705205","wikidata":"https://www.wikidata.org/wiki/Q5748245","display_name":"Heuristics","level":2,"score":0.7869364023208618},{"id":"https://openalex.org/C160724564","wikidata":"https://www.wikidata.org/wiki/Q1620670","display_name":"Wavelength-division multiplexing","level":3,"score":0.7631141543388367},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7126469612121582},{"id":"https://openalex.org/C56086750","wikidata":"https://www.wikidata.org/wiki/Q6042592","display_name":"Integer programming","level":2,"score":0.6292877197265625},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.6191729307174683},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.4945625960826874},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.4655511975288391},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4162457287311554},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3882709741592407},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3838634490966797},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.2863025367259979},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15563836693763733},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08572867512702942},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0679185688495636},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/infcom.2002.1019392","is_oa":false,"landing_page_url":"https://doi.org/10.1109/infcom.2002.1019392","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings.Twenty-First Annual Joint Conference of the IEEE Computer and Communications Societies","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7","score":0.41999998688697815}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1536656161","https://openalex.org/W1990361925","https://openalex.org/W1999118590","https://openalex.org/W2061040942","https://openalex.org/W2074937107","https://openalex.org/W2131688305","https://openalex.org/W2156393305","https://openalex.org/W2160545794","https://openalex.org/W6632227867"],"related_works":["https://openalex.org/W2153850587","https://openalex.org/W2138048055","https://openalex.org/W2001131968","https://openalex.org/W4285278887","https://openalex.org/W2232964756","https://openalex.org/W2365237642","https://openalex.org/W2051432202","https://openalex.org/W2995925505","https://openalex.org/W3116484972","https://openalex.org/W2550584219"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,22],"study":[4],"the":[5,28,51,66,69,73],"routing":[6],"and":[7],"wavelength":[8,17,34],"assignment":[9],"(RWA)":[10],"tasks":[11],"in":[12],"WDM":[13,29],"rings":[14],"with":[15],"heterogeneous":[16],"conversion":[18,35],"capabilities.":[19,36],"By":[20],"heterogeneous,":[21],"mean":[23],"that":[24],"different":[25,33],"nodes":[26],"of":[27,50,75],"ring":[30],"might":[31],"have":[32,57],"An":[37],"integer":[38],"linear":[39],"programming":[40],"(ILP)":[41],"formulation":[42],"is":[43],"used":[44],"to":[45,71,83],"optimally":[46],"solve":[47],"small":[48],"examples":[49],"problem.":[52],"Because":[53],"many":[54],"RWA":[55,78],"problems":[56],"exponential":[58],"complexity,":[59],"efficient":[60],"heuristics":[61],"are":[62,81],"needed.":[63],"We":[64],"use":[65],"results":[67],"from":[68],"ILP":[70],"evaluate":[72],"performance":[74],"several":[76],"fast":[77],"algorithms,":[79],"which":[80],"shown":[82],"give":[84],"accurate":[85],"solutions":[86],"under":[87],"various":[88],"traffic":[89],"scenarios.":[90]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}