{"id":"https://openalex.org/W2120890948","doi":"https://doi.org/10.1109/icc.2009.5198633","title":"A Multicost Approach to Online Impairment-Aware RWA","display_name":"A Multicost Approach to Online Impairment-Aware RWA","publication_year":2009,"publication_date":"2009-06-01","ids":{"openalex":"https://openalex.org/W2120890948","doi":"https://doi.org/10.1109/icc.2009.5198633","mag":"2120890948"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2009.5198633","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2009.5198633","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Communications","raw_type":"proceedings-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/A5091236670","display_name":"K. Christodoulopoulos","orcid":"https://orcid.org/0000-0002-7241-366X"},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]},{"id":"https://openalex.org/I120729142","display_name":"Research Academic Computer Technology Institute","ror":"https://ror.org/021nszj63","country_code":"GR","type":"facility","lineage":["https://openalex.org/I120729142","https://openalex.org/I4210154149"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"K. Christodoulopoulos","raw_affiliation_strings":["Computer Engineering and Informatics Department, and Research Academic Computer Technology Institute, University of Patras, Patras, Greece","Computer Engineering and Informatics Dep., University of Patras, Patra, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Computer Engineering and Informatics Department, and Research Academic Computer Technology Institute, University of Patras, Patras, Greece","institution_ids":["https://openalex.org/I120729142","https://openalex.org/I174878644"]},{"raw_affiliation_string":"Computer Engineering and Informatics Dep., University of Patras, Patra, Greece#TAB#","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075050994","display_name":"Konstantinos Manousakis","orcid":"https://orcid.org/0000-0002-5344-9667"},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]},{"id":"https://openalex.org/I120729142","display_name":"Research Academic Computer Technology Institute","ror":"https://ror.org/021nszj63","country_code":"GR","type":"facility","lineage":["https://openalex.org/I120729142","https://openalex.org/I4210154149"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"K. Manousakis","raw_affiliation_strings":["Computer Engineering and Informatics Department, and Research Academic Computer Technology Institute, University of Patras, Patras, Greece","Computer Engineering and Informatics Dep., University of Patras, Patra, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Computer Engineering and Informatics Department, and Research Academic Computer Technology Institute, University of Patras, Patras, Greece","institution_ids":["https://openalex.org/I120729142","https://openalex.org/I174878644"]},{"raw_affiliation_string":"Computer Engineering and Informatics Dep., University of Patras, Patra, Greece#TAB#","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046309517","display_name":"Emmanouel Varvarigos","orcid":"https://orcid.org/0000-0002-4942-1362"},"institutions":[{"id":"https://openalex.org/I174878644","display_name":"University of Patras","ror":"https://ror.org/017wvtq80","country_code":"GR","type":"education","lineage":["https://openalex.org/I174878644"]},{"id":"https://openalex.org/I120729142","display_name":"Research Academic Computer Technology Institute","ror":"https://ror.org/021nszj63","country_code":"GR","type":"facility","lineage":["https://openalex.org/I120729142","https://openalex.org/I4210154149"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"E. A. Varvarigos","raw_affiliation_strings":["Computer Engineering and Informatics Department, and Research Academic Computer Technology Institute, University of Patras, Patras, Greece","Computer Engineering and Informatics Dep., University of Patras, Patra, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Computer Engineering and Informatics Department, and Research Academic Computer Technology Institute, University of Patras, Patras, Greece","institution_ids":["https://openalex.org/I120729142","https://openalex.org/I174878644"]},{"raw_affiliation_string":"Computer Engineering and Informatics Dep., University of Patras, Patra, Greece#TAB#","institution_ids":["https://openalex.org/I174878644"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070914985","display_name":"Marianna Angelou","orcid":null},"institutions":[{"id":"https://openalex.org/I4210162098","display_name":"Athens Information Technology","ror":"https://ror.org/05eqt7s39","country_code":"GR","type":"nonprofit","lineage":["https://openalex.org/I4210162098"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"M. Angelou","raw_affiliation_strings":["Athens Information Technology Center, Athens, Greece","Athens Information Technology, Athens, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Athens Information Technology Center, Athens, Greece","institution_ids":["https://openalex.org/I4210162098"]},{"raw_affiliation_string":"Athens Information Technology, Athens, Greece#TAB#","institution_ids":["https://openalex.org/I4210162098"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079573429","display_name":"Ioannis Tomkos","orcid":"https://orcid.org/0000-0001-9721-3405"},"institutions":[{"id":"https://openalex.org/I4210162098","display_name":"Athens Information Technology","ror":"https://ror.org/05eqt7s39","country_code":"GR","type":"nonprofit","lineage":["https://openalex.org/I4210162098"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"I. Tomkos","raw_affiliation_strings":["Athens Information Technology Center, Athens, Greece","Athens Information Technology, Athens, Greece#TAB#"],"affiliations":[{"raw_affiliation_string":"Athens Information Technology Center, Athens, Greece","institution_ids":["https://openalex.org/I4210162098"]},{"raw_affiliation_string":"Athens Information Technology, Athens, Greece#TAB#","institution_ids":["https://openalex.org/I4210162098"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5091236670"],"corresponding_institution_ids":["https://openalex.org/I120729142","https://openalex.org/I174878644"],"apc_list":null,"apc_paid":null,"fwci":4.1871,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.94207129,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"58","issue":null,"first_page":"1","last_page":"6"},"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":0.9991000294685364,"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":0.9983000159263611,"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":0.8113454580307007},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7440489530563354},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.5654245615005493},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5351040959358215},{"id":"https://openalex.org/keywords/routing","display_name":"Routing (electronic design automation)","score":0.5255557298660278},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.5137301683425903},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.495402455329895},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4779089391231537},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.47620949149131775},{"id":"https://openalex.org/keywords/routing-algorithm","display_name":"Routing algorithm","score":0.4221581816673279},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.37870097160339355},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.3309999704360962},{"id":"https://openalex.org/keywords/wavelength-division-multiplexing","display_name":"Wavelength-division multiplexing","score":0.316585898399353},{"id":"https://openalex.org/keywords/wavelength","display_name":"Wavelength","score":0.2307930886745453},{"id":"https://openalex.org/keywords/routing-protocol","display_name":"Routing protocol","score":0.20869502425193787},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.17311790585517883},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1448075771331787}],"concepts":[{"id":"https://openalex.org/C2778249599","wikidata":"https://www.wikidata.org/wiki/Q7371620","display_name":"Routing and wavelength assignment","level":4,"score":0.8113454580307007},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7440489530563354},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5654245615005493},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5351040959358215},{"id":"https://openalex.org/C74172769","wikidata":"https://www.wikidata.org/wiki/Q1446839","display_name":"Routing (electronic design automation)","level":2,"score":0.5255557298660278},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.5137301683425903},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.495402455329895},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4779089391231537},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.47620949149131775},{"id":"https://openalex.org/C2984173633","wikidata":"https://www.wikidata.org/wiki/Q22725","display_name":"Routing algorithm","level":4,"score":0.4221581816673279},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.37870097160339355},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.3309999704360962},{"id":"https://openalex.org/C160724564","wikidata":"https://www.wikidata.org/wiki/Q1620670","display_name":"Wavelength-division multiplexing","level":3,"score":0.316585898399353},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.2307930886745453},{"id":"https://openalex.org/C104954878","wikidata":"https://www.wikidata.org/wiki/Q1648707","display_name":"Routing protocol","level":3,"score":0.20869502425193787},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.17311790585517883},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1448075771331787},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc.2009.5198633","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2009.5198633","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.6200000047683716}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1536656161","https://openalex.org/W1551552713","https://openalex.org/W2024099542","https://openalex.org/W2072441605","https://openalex.org/W2094813810","https://openalex.org/W2096774592","https://openalex.org/W2111533722","https://openalex.org/W2120315538","https://openalex.org/W2127094430","https://openalex.org/W2137881937","https://openalex.org/W2158830496","https://openalex.org/W2162151850","https://openalex.org/W2171668620","https://openalex.org/W2531284070","https://openalex.org/W4230937717","https://openalex.org/W6656412664","https://openalex.org/W6674847561","https://openalex.org/W6676415531","https://openalex.org/W6678758128"],"related_works":["https://openalex.org/W2138048055","https://openalex.org/W2138135952","https://openalex.org/W2001131968","https://openalex.org/W2232964756","https://openalex.org/W2550584219","https://openalex.org/W873360088","https://openalex.org/W2255219312","https://openalex.org/W4394774683","https://openalex.org/W2361693361","https://openalex.org/W2149224531"],"abstract_inverted_index":{"We":[0,64],"design":[1],"and":[2,9,41],"implement":[3],"a":[4,23,33,39,42,55,121],"multicost":[5,118,161],"impairment-":[6],"aware":[7],"routing":[8],"wavelength":[10,44],"assignment":[11],"algorithm":[12,37,119,156],"for":[13,170],"online":[14,172],"traffic.":[15],"In":[16],"transparent":[17],"optical":[18],"networks":[19],"the":[20,35,61,71,86,95,100,112,115,130,134,147,152,158],"quality":[21,51,56],"of":[22,57,106,123,160],"transmission":[24,58],"degrades":[25],"due":[26],"to":[27,84,91,114,133,145,150],"physical":[28,92],"layer":[29],"impairments.":[30],"To":[31],"serve":[32,151],"connection,":[34],"proposed":[36,155],"finds":[38,120],"path":[40],"free":[43],"(a":[45],"lightpath)":[46],"that":[47,89],"has":[48],"acceptable":[49],"signal":[50],"performance":[52],"by":[53],"estimating":[54],"measure,":[59],"called":[60,125],"Q":[62,127],"factor.":[63],"take":[65],"into":[66],"account":[67],"channel":[68],"utilization":[69],"in":[70,82,143],"network,":[72],"which":[73],"changes":[74],"as":[75],"new":[76],"connections":[77],"are":[78,140],"established":[79],"or":[80],"released,":[81],"order":[83,144],"calculate":[85],"noise":[87],"variances":[88],"correspond":[90],"impairments":[93],"on":[94],"links.":[96],"These,":[97],"along":[98],"with":[99,163],"time":[101],"invariant":[102],"eye":[103],"impairment":[104],"penalties":[105],"all":[107],"candidate":[108],"network":[109],"paths,":[110],"form":[111],"inputs":[113],"algorithm.":[116],"The":[117,154],"set":[122],"so":[124],"non-dominated":[126],"paths":[128],"from":[129],"given":[131,135],"source":[132],"destination.":[136],"Various":[137],"objective":[138],"functions":[139],"then":[141],"evaluated":[142],"choose":[146],"optimal":[148],"lightpath":[149],"connection.":[153],"combines":[157],"strength":[159],"optimization":[162],"low":[164],"execution":[165],"time,":[166],"making":[167],"it":[168],"appropriate":[169],"serving":[171],"connections.":[173]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}