{"id":"https://openalex.org/W3085005052","doi":"https://doi.org/10.1109/access.2020.3023156","title":"Fast Longest Prefix Matching by Exploiting SIMD Instructions","display_name":"Fast Longest Prefix Matching by Exploiting SIMD Instructions","publication_year":2020,"publication_date":"2020-01-01","ids":{"openalex":"https://openalex.org/W3085005052","doi":"https://doi.org/10.1109/access.2020.3023156","mag":"3085005052"},"language":"en","primary_location":{"id":"doi:10.1109/access.2020.3023156","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3023156","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09194243.pdf","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","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://ieeexplore.ieee.org/ielx7/6287639/8948470/09194243.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5058314145","display_name":"Yukito Ueno","orcid":"https://orcid.org/0000-0002-4119-0678"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yukito Ueno","raw_affiliation_strings":["Graduate School of Information Science and Technology, The University of Tokyo, Tokyo, Japan","Innovation Center, NTT Communications, Tokyo, Japan"],"raw_orcid":"https://orcid.org/0000-0002-4119-0678","affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Technology, The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Innovation Center, NTT Communications, Tokyo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018625774","display_name":"Ryo Nakamura","orcid":"https://orcid.org/0000-0001-6664-7534"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryo Nakamura","raw_affiliation_strings":["Information Technology Center, The University of Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Technology Center, The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021623068","display_name":"Yohei Kuga","orcid":"https://orcid.org/0000-0001-8586-0533"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yohei Kuga","raw_affiliation_strings":["Information Technology Center, The University of Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Technology Center, The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052106822","display_name":"Hiroshi Esaki","orcid":"https://orcid.org/0000-0001-5657-9216"},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Esaki","raw_affiliation_strings":["Graduate School of Information Science and Technology, The University of Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Information Science and Technology, The University of Tokyo, Tokyo, Japan","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I74801974"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.1802,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.77954641,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"8","issue":null,"first_page":"167027","last_page":"167041"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12326","display_name":"Network Packet Processing and Optimization","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T12326","display_name":"Network Packet Processing and Optimization","score":0.9998999834060669,"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/T11478","display_name":"Caching and Content Delivery","score":0.9922000169754028,"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/T10714","display_name":"Software-Defined Networks and 5G","score":0.9896000027656555,"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":0.8951375484466553},{"id":"https://openalex.org/keywords/simd","display_name":"SIMD","score":0.6988605856895447},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.6557438373565674},{"id":"https://openalex.org/keywords/terabit","display_name":"Terabit","score":0.5634410381317139},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.5131905674934387},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.5106917023658752},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5105234384536743},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.3482610583305359},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.20958861708641052},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.195939302444458},{"id":"https://openalex.org/keywords/wavelength-division-multiplexing","display_name":"Wavelength-division multiplexing","score":0.09597432613372803}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8951375484466553},{"id":"https://openalex.org/C150552126","wikidata":"https://www.wikidata.org/wiki/Q339387","display_name":"SIMD","level":2,"score":0.6988605856895447},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.6557438373565674},{"id":"https://openalex.org/C76808792","wikidata":"https://www.wikidata.org/wiki/Q1152323","display_name":"Terabit","level":4,"score":0.5634410381317139},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.5131905674934387},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.5106917023658752},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5105234384536743},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.3482610583305359},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.20958861708641052},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.195939302444458},{"id":"https://openalex.org/C160724564","wikidata":"https://www.wikidata.org/wiki/Q1620670","display_name":"Wavelength-division multiplexing","level":3,"score":0.09597432613372803},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.0},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2020.3023156","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3023156","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09194243.pdf","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:0ac144ad95cc4980a4f7b6cd162d9a54","is_oa":true,"landing_page_url":"https://doaj.org/article/0ac144ad95cc4980a4f7b6cd162d9a54","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 8, Pp 167027-167041 (2020)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2020.3023156","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2020.3023156","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8948470/09194243.pdf","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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.4699999988079071}],"awards":[],"funders":[{"id":"https://openalex.org/F4320327550","display_name":"National Institute of Informatics","ror":"https://ror.org/04ksd4g47"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3085005052.pdf","grobid_xml":"https://content.openalex.org/works/W3085005052.grobid-xml"},"referenced_works_count":53,"referenced_works":["https://openalex.org/W313428","https://openalex.org/W1600636947","https://openalex.org/W1968801809","https://openalex.org/W1999064874","https://openalex.org/W2009995012","https://openalex.org/W2010365467","https://openalex.org/W2013342629","https://openalex.org/W2033465079","https://openalex.org/W2055113824","https://openalex.org/W2058336033","https://openalex.org/W2065886815","https://openalex.org/W2089194229","https://openalex.org/W2097719921","https://openalex.org/W2102090846","https://openalex.org/W2105545278","https://openalex.org/W2108190694","https://openalex.org/W2108712752","https://openalex.org/W2112328182","https://openalex.org/W2114067856","https://openalex.org/W2120177055","https://openalex.org/W2121021091","https://openalex.org/W2126474762","https://openalex.org/W2129037033","https://openalex.org/W2130225994","https://openalex.org/W2137216984","https://openalex.org/W2137231558","https://openalex.org/W2139494956","https://openalex.org/W2142269587","https://openalex.org/W2144379310","https://openalex.org/W2145898705","https://openalex.org/W2146314716","https://openalex.org/W2152243017","https://openalex.org/W2157648347","https://openalex.org/W2165634007","https://openalex.org/W2292930930","https://openalex.org/W2293657065","https://openalex.org/W2476549086","https://openalex.org/W2500898769","https://openalex.org/W2604420083","https://openalex.org/W2605301016","https://openalex.org/W2867345499","https://openalex.org/W2885207193","https://openalex.org/W2912012512","https://openalex.org/W3003601347","https://openalex.org/W3049300891","https://openalex.org/W3093756599","https://openalex.org/W4230053922","https://openalex.org/W4240472169","https://openalex.org/W4248245037","https://openalex.org/W4254354095","https://openalex.org/W6635760005","https://openalex.org/W6636548729","https://openalex.org/W6735918857"],"related_works":["https://openalex.org/W2335636282","https://openalex.org/W2029582963","https://openalex.org/W2028359118","https://openalex.org/W2389006184","https://openalex.org/W1643466871","https://openalex.org/W3151122335","https://openalex.org/W2062683875","https://openalex.org/W1567217238","https://openalex.org/W2019451907","https://openalex.org/W121182129"],"abstract_inverted_index":{"Longest":[0],"prefix":[1],"matching":[2],"(LPM)":[3],"is":[4,30,171],"a":[5,67,75,97],"fundamental":[6],"process":[7],"in":[8,14,20,28,80,94,180],"IP":[9,92],"routing":[10,98],"used":[11],"not":[12],"only":[13],"traditional":[15],"hardware":[16],"routers":[17],"but":[18],"also":[19],"software":[21,29,62],"middleboxes.":[22],"However,":[23],"the":[24,49,59,81,106,113,117,124,128,146,155,174,183,187,193],"performance":[25,60,121,131,137,184],"of":[26,61,119,177,189],"LPM":[27,63,69,86,120,147],"still":[31],"insufficient":[32],"for":[33,87,103],"processing":[34,104,175,191],"packets":[35],"at":[36,192],"over":[37],"100":[38],"Gbps,":[39],"although":[40],"previous":[41],"studies":[42],"have":[43],"tackled":[44],"this":[45],"issue":[46],"by":[47,96,105,127,196],"exploiting":[48],"CPU":[50,168],"cache":[51],"or":[52],"accelerators":[53],"such":[54],"as":[55],"GPUs.":[56],"To":[57],"improve":[58],"further,":[64],"we":[65],"propose":[66],"novel":[68],"method":[70],"called":[71],"Spider,":[72],"which":[73,149,170],"exploits":[74],"single-instruction":[76],"multiple-data":[77],"(SIMD)":[78],"mechanism":[79],"CPU.":[82],"Spider":[83,111,143,159],"achieves":[84,160],"performing":[85],"up":[88,186],"to":[89,173],"16":[90,167],"destination":[91],"address":[93],"parallel":[95],"table":[99],"structure":[100],"carefully":[101],"designed":[102],"SIMD":[107,129],"instructions.":[108],"We":[109],"evaluated":[110],"from":[112,123],"following":[114],"three":[115],"perspectives:":[116],"improvement":[118],"derived":[122],"parallelism":[125],"provided":[126],"mechanism,":[130],"comparison":[132],"with":[133,154,166],"other":[134],"methods,":[135],"and":[136],"scalability.":[138],"The":[139],"evaluation":[140],"shows":[141],"that":[142],"dramatically":[144],"improves":[145],"performance,":[148],"reaches":[150],"1.8\u20133.2":[151],"times":[152],"compared":[153],"state-of-the-art":[156],"methods.":[157],"Moreover,":[158],"5,074":[161],"million":[162],"lookups":[163],"per":[164],"second":[165],"cores,":[169],"equivalent":[172],"capacity":[176],"3.4":[178],"Tbps":[179],"short":[181],"packets;":[182],"opens":[185],"possibility":[188],"packet":[190],"terabit-class":[194],"rate":[195],"software.":[197]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}