{"id":"https://openalex.org/W4379805411","doi":"https://doi.org/10.1145/3587819.3592554","title":"VAST: A Decentralized Open-Source Publish/Subscribe Architecture","display_name":"VAST: A Decentralized Open-Source Publish/Subscribe Architecture","publication_year":2023,"publication_date":"2023-06-07","ids":{"openalex":"https://openalex.org/W4379805411","doi":"https://doi.org/10.1145/3587819.3592554"},"language":"en","primary_location":{"id":"doi:10.1145/3587819.3592554","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3587819.3592554","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3587819.3592554","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th ACM Multimedia Systems Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3587819.3592554","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5013620534","display_name":"Victory Opeolu","orcid":"https://orcid.org/0000-0002-8528-7092"},"institutions":[{"id":"https://openalex.org/I26092322","display_name":"Stellenbosch University","ror":"https://ror.org/05bk57929","country_code":"ZA","type":"education","lineage":["https://openalex.org/I26092322"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"Victory Opeolu","raw_affiliation_strings":["Electrical and Electronics Engineering, Stellenbosch University, Stellenbosch, Western cape, South Africa"],"affiliations":[{"raw_affiliation_string":"Electrical and Electronics Engineering, Stellenbosch University, Stellenbosch, Western cape, South Africa","institution_ids":["https://openalex.org/I26092322"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091413322","display_name":"Herman A. Engelbrecht","orcid":"https://orcid.org/0000-0001-8753-8994"},"institutions":[{"id":"https://openalex.org/I26092322","display_name":"Stellenbosch University","ror":"https://ror.org/05bk57929","country_code":"ZA","type":"education","lineage":["https://openalex.org/I26092322"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Herman Engelbrecht","raw_affiliation_strings":["Electrical and Electronics Engineering, Stellenbosch University, Stellenbosch, Western Cape, South Africa"],"affiliations":[{"raw_affiliation_string":"Electrical and Electronics Engineering, Stellenbosch University, Stellenbosch, Western Cape, South Africa","institution_ids":["https://openalex.org/I26092322"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086609046","display_name":"Shun-Yun Hu","orcid":"https://orcid.org/0009-0007-3118-3734"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shun-Yun Hu","raw_affiliation_strings":["Imonology Inc., Taipei, Taiwan"],"affiliations":[{"raw_affiliation_string":"Imonology Inc., Taipei, Taiwan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058336633","display_name":"C. Marais","orcid":"https://orcid.org/0000-0003-3418-6002"},"institutions":[{"id":"https://openalex.org/I26092322","display_name":"Stellenbosch University","ror":"https://ror.org/05bk57929","country_code":"ZA","type":"education","lineage":["https://openalex.org/I26092322"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Charl Marais","raw_affiliation_strings":["Electrical and Electronics Engineering, Stellenbosch University, Stellenbosch, Western Cape, South Africa"],"affiliations":[{"raw_affiliation_string":"Electrical and Electronics Engineering, Stellenbosch University, Stellenbosch, Western Cape, South Africa","institution_ids":["https://openalex.org/I26092322"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5013620534"],"corresponding_institution_ids":["https://openalex.org/I26092322"],"apc_list":null,"apc_paid":null,"fwci":0.8036,"has_fulltext":true,"cited_by_count":4,"citation_normalized_percentile":{"value":0.72346585,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"423","last_page":"429"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9998999834060669,"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/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9998999834060669,"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/T11478","display_name":"Caching and Content Delivery","score":0.9980000257492065,"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/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9952999949455261,"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":0.8087841272354126},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.6828895807266235},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.6346463561058044},{"id":"https://openalex.org/keywords/overlay-network","display_name":"Overlay network","score":0.6259042024612427},{"id":"https://openalex.org/keywords/publication","display_name":"Publication","score":0.5549441576004028},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5352225303649902},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.48914363980293274},{"id":"https://openalex.org/keywords/information-centric-networking","display_name":"Information-centric networking","score":0.4557596445083618},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.41922903060913086},{"id":"https://openalex.org/keywords/network-architecture","display_name":"Network architecture","score":0.4106844961643219},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2707540988922119},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.19859635829925537},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.1643337905406952},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.12365657091140747}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8087841272354126},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.6828895807266235},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.6346463561058044},{"id":"https://openalex.org/C169851745","wikidata":"https://www.wikidata.org/wiki/Q1331985","display_name":"Overlay network","level":3,"score":0.6259042024612427},{"id":"https://openalex.org/C41458344","wikidata":"https://www.wikidata.org/wiki/Q732577","display_name":"Publication","level":2,"score":0.5549441576004028},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5352225303649902},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.48914363980293274},{"id":"https://openalex.org/C2777455782","wikidata":"https://www.wikidata.org/wiki/Q18208068","display_name":"Information-centric networking","level":3,"score":0.4557596445083618},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.41922903060913086},{"id":"https://openalex.org/C193415008","wikidata":"https://www.wikidata.org/wiki/Q639681","display_name":"Network architecture","level":2,"score":0.4106844961643219},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2707540988922119},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.19859635829925537},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.1643337905406952},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.12365657091140747},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0},{"id":"https://openalex.org/C112698675","wikidata":"https://www.wikidata.org/wiki/Q37038","display_name":"Advertising","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.0},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3587819.3592554","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3587819.3592554","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3587819.3592554","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th ACM Multimedia Systems Conference","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3587819.3592554","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3587819.3592554","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3587819.3592554","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th ACM Multimedia Systems Conference","raw_type":"proceedings-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.6000000238418579,"display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4379805411.pdf","grobid_xml":"https://content.openalex.org/works/W4379805411.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1636389306","https://openalex.org/W1966301639","https://openalex.org/W1974710463","https://openalex.org/W1993264480","https://openalex.org/W2014702203","https://openalex.org/W2044955167","https://openalex.org/W2052165970","https://openalex.org/W2115435115","https://openalex.org/W2134387352","https://openalex.org/W2146636669","https://openalex.org/W2153375557","https://openalex.org/W2395375921","https://openalex.org/W2594787377","https://openalex.org/W2969823908","https://openalex.org/W3021951958","https://openalex.org/W3046466941","https://openalex.org/W3109678174","https://openalex.org/W3112840199","https://openalex.org/W3146694263","https://openalex.org/W3170135889","https://openalex.org/W3190429377","https://openalex.org/W4213121575","https://openalex.org/W4313651657","https://openalex.org/W4393965155"],"related_works":["https://openalex.org/W2595172197","https://openalex.org/W2084856301","https://openalex.org/W2127970246","https://openalex.org/W2885125400","https://openalex.org/W1989889224","https://openalex.org/W4382618745","https://openalex.org/W2057518752","https://openalex.org/W2119811250","https://openalex.org/W2886568791","https://openalex.org/W4379032890"],"abstract_inverted_index":{"Publish/Subscribe":[0,159],"(pub/sub)":[1],"systems":[2],"have":[3,69,128],"been":[4],"widely":[5],"adopted":[6],"in":[7,36,39,108,217,283],"highly":[8],"scalable":[9],"environments.":[10,285],"We":[11,127,220,230,242],"see":[12],"this":[13,63,109,223,246,254],"especially":[14],"with":[15,193,225,245],"IoT/IIoT":[16],"applications,":[17],"an":[18],"environment":[19],"where":[20,270],"low":[21],"bandwidth":[22],"and":[23,44,133,195,237],"high":[24,170,277],"latency":[25],"is":[26,48,162,264,272],"ideal.":[27],"The":[28],"projected":[29],"growth":[30],"of":[31,62,102,144,262,279],"Iot/IIoT":[32],"network":[33,52,124,146,167,188,198,281],"nodes":[34,282],"are":[35,190],"the":[37,40,59,106,122,184,197,218,234],"billions":[38],"next":[41],"few":[42],"years":[43],"as":[45,114],"such,":[46],"there":[47,271],"a":[49,78,111,130,154,165,178,211,226,273,276],"need":[50,274],"for":[51,256,275],"communication":[53],"standards":[54,68,95],"that":[55,118,140,187,244],"can":[56],"adapt":[57],"to":[58,148,168,174,181,214,239],"evergrowing":[60],"nature":[61],"industry.":[64],"While":[65],"current":[66],"pub/sub":[67,81,136],"produced":[70],"positive":[71],"results":[72],"so":[73],"far,":[74],"they":[75],"all":[76],"adopt":[77,253],"\"topic\"":[79],"based":[80],"approach.":[82],"They":[83],"do":[84],"not":[85,191],"leverage":[86],"off":[87],"modern":[88,145],"devices":[89,147],"having":[90],"spatial":[91,142,258,280],"information.":[92,103],"Current":[93],"open-source":[94,135],"also":[96,209],"focus":[97],"heavily":[98],"on":[99,164],"centralized":[100],"brokering":[101],"This":[104],"makes":[105],"broker":[107,119],"system":[110],"potential":[112],"bottleneck":[113],"it":[115,176],"means":[116],"if":[117,201],"goes":[120,125],"down,":[121],"entire":[123],"down.":[126,207],"developed":[129],"new,":[131],"unique":[132,155],"innovative":[134],"standard":[137],"called":[138,157],"VAST":[139],"leverages":[141],"information":[143],"perform":[149],"message":[150],"communication.":[151],"It":[152,161,208],"uses":[153],"concept":[156,224],"Spatial":[158],"(SPS).":[160],"built":[163],"peer-to-peer":[166],"enable":[169],"scalability.":[171],"In":[172],"addition":[173],"this,":[175],"provides":[177],"Voronoi":[179],"Overlay":[180],"efficiently":[182],"distribute":[183],"messages,":[185],"ensuring":[186],"brokers":[189,205],"overloaded":[192],"requests":[194],"ensures":[196],"self-organizes":[199],"itself":[200],"one":[202],"or":[203],"more":[204],"break":[206],"has":[210],"forwarding":[212],"algorithm":[213],"eliminate":[215],"redundancies":[216],"network.":[219],"will":[221,231,249],"demonstrate":[222],"simulator":[227,235],"we":[228,248],"developed.":[229],"show":[232],"how":[233,238],"works":[236],"use":[240],"it.":[241],"believe":[243],"simulator,":[247],"help":[250],"encourage":[251],"researchers":[252],"technology":[255],"their":[257],"applications.":[259],"An":[260],"example":[261],"such":[263],"Massively":[265],"Multi-user":[266],"Virtual":[267],"Environments":[268],"(MMVEs),":[269],"number":[278],"virtual":[284]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}