{"id":"https://openalex.org/W2132429660","doi":"https://doi.org/10.1109/iwqos.2010.5542762","title":"PPVA: A universal and transparent peer-to-peer accelerator for interactive online video sharing","display_name":"PPVA: A universal and transparent peer-to-peer accelerator for interactive online video sharing","publication_year":2010,"publication_date":"2010-06-01","ids":{"openalex":"https://openalex.org/W2132429660","doi":"https://doi.org/10.1109/iwqos.2010.5542762","mag":"2132429660"},"language":"en","primary_location":{"id":"doi:10.1109/iwqos.2010.5542762","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwqos.2010.5542762","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE 18th International Workshop on Quality of Service (IWQoS)","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/A5100665814","display_name":"Ke Xu","orcid":"https://orcid.org/0000-0003-2587-8517"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Ke Xu","raw_affiliation_strings":["Department of Computer Science&Technology, Tsinghua University, Beijing, China","Dept. of Computer Science & Technology, Tsinghua University, Beijing, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science&Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Dept. of Computer Science & Technology, Tsinghua University, Beijing, China#TAB#","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101638981","display_name":"Haitao Li","orcid":"https://orcid.org/0009-0006-8766-8610"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haitao Li","raw_affiliation_strings":["Department of Computer Science&Technology, Tsinghua University, Beijing, China","Dept. of Computer Science & Technology, Tsinghua University, Beijing, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science&Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Dept. of Computer Science & Technology, Tsinghua University, Beijing, China#TAB#","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039311485","display_name":"Jiangchuan Liu","orcid":"https://orcid.org/0000-0001-6592-1984"},"institutions":[{"id":"https://openalex.org/I141945490","display_name":"University of British Columbia","ror":"https://ror.org/03rmrcq20","country_code":"CA","type":"education","lineage":["https://openalex.org/I141945490"]},{"id":"https://openalex.org/I18014758","display_name":"Simon Fraser University","ror":"https://ror.org/0213rcc28","country_code":"CA","type":"education","lineage":["https://openalex.org/I18014758"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Jiangchuan Liu","raw_affiliation_strings":["School of Computing Science, Simon Fraser University, BC, Canada","[School of Computing Science, Simon Fraser University, British Columbia, Canada]"],"affiliations":[{"raw_affiliation_string":"School of Computing Science, Simon Fraser University, BC, Canada","institution_ids":["https://openalex.org/I18014758"]},{"raw_affiliation_string":"[School of Computing Science, Simon Fraser University, British Columbia, Canada]","institution_ids":["https://openalex.org/I141945490","https://openalex.org/I18014758"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047642108","display_name":"Wei Zhu","orcid":"https://orcid.org/0000-0003-1120-9750"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wei Zhu","raw_affiliation_strings":["PPLive R&D, Shanghai Synacast Media Tech, Shanghai, China","PPLive R&D, Shanghai Synacast Media Tech., Shanghai, China"],"affiliations":[{"raw_affiliation_string":"PPLive R&D, Shanghai Synacast Media Tech, Shanghai, China","institution_ids":[]},{"raw_affiliation_string":"PPLive R&D, Shanghai Synacast Media Tech., Shanghai, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036153656","display_name":"Wenyu Wang","orcid":"https://orcid.org/0000-0002-6012-3139"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wenyu Wang","raw_affiliation_strings":["PPLive R&D, Shanghai Synacast Media Tech, Shanghai, China","PPLive R&D, Shanghai Synacast Media Tech., Shanghai, China"],"affiliations":[{"raw_affiliation_string":"PPLive R&D, Shanghai Synacast Media Tech, Shanghai, China","institution_ids":[]},{"raw_affiliation_string":"PPLive R&D, Shanghai Synacast Media Tech., Shanghai, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5100665814"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":4.9858,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.95674655,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"9"},"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":0.9998999834060669,"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/T11165","display_name":"Image and Video Quality Assessment","score":0.9861999750137329,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.7750848531723022},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.7529675960540771},{"id":"https://openalex.org/keywords/peer-to-peer","display_name":"Peer-to-peer","score":0.6740211248397827},{"id":"https://openalex.org/keywords/software-deployment","display_name":"Software deployment","score":0.6715016961097717},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.5346177220344543},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.5301785469055176},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.4994540214538574},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.49734118580818176},{"id":"https://openalex.org/keywords/file-sharing","display_name":"File sharing","score":0.4381397068500519},{"id":"https://openalex.org/keywords/software-engineering","display_name":"Software engineering","score":0.11423391103744507}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7750848531723022},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.7529675960540771},{"id":"https://openalex.org/C534932454","wikidata":"https://www.wikidata.org/wiki/Q161410","display_name":"Peer-to-peer","level":2,"score":0.6740211248397827},{"id":"https://openalex.org/C105339364","wikidata":"https://www.wikidata.org/wiki/Q2297740","display_name":"Software deployment","level":2,"score":0.6715016961097717},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.5346177220344543},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.5301785469055176},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.4994540214538574},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.49734118580818176},{"id":"https://openalex.org/C551386961","wikidata":"https://www.wikidata.org/wiki/Q22666","display_name":"File sharing","level":3,"score":0.4381397068500519},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.11423391103744507},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","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:10.1109/iwqos.2010.5542762","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iwqos.2010.5542762","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 IEEE 18th International Workshop on Quality of Service (IWQoS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/9","score":0.44999998807907104,"display_name":"Industry, innovation and infrastructure"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W16666417","https://openalex.org/W204424277","https://openalex.org/W1985108724","https://openalex.org/W1986697120","https://openalex.org/W2047702325","https://openalex.org/W2070171995","https://openalex.org/W2118519969","https://openalex.org/W2126402853","https://openalex.org/W2143238707","https://openalex.org/W2159135712","https://openalex.org/W2160968921","https://openalex.org/W2163059190","https://openalex.org/W2165993193","https://openalex.org/W2166245380","https://openalex.org/W2167415250","https://openalex.org/W3161642056","https://openalex.org/W3162105941","https://openalex.org/W4254736713","https://openalex.org/W6600689086","https://openalex.org/W6684531849"],"related_works":["https://openalex.org/W1531252510","https://openalex.org/W1536439466","https://openalex.org/W2083716046","https://openalex.org/W2365147575","https://openalex.org/W1990561111","https://openalex.org/W2020914003","https://openalex.org/W2107007432","https://openalex.org/W3005410774","https://openalex.org/W2168358196","https://openalex.org/W2067368164"],"abstract_inverted_index":{"Recent":[0],"years":[1],"have":[2,166],"witnessed":[3],"an":[4,45],"explosion":[5],"of":[6,131,172,180],"online":[7],"video":[8,27,58,88],"sharing":[9,28,59],"as":[10,44],"a":[11,65,80,108,158],"new":[12],"killer":[13],"Internet":[14],"application.":[15],"Yet,":[16],"given":[17],"limited":[18],"network":[19],"and":[20,89,113,124,160,190,193],"server":[21],"resources,":[22],"user":[23],"experience":[24],"with":[25,48,142],"existing":[26],"sites":[29,60],"are":[30],"far":[31],"from":[32],"being":[33],"satisfactory.":[34],"To":[35,102],"alleviate":[36],"the":[37,86,152,162,170],"bottleneck,":[38],"peer-to-peer":[39,71,115],"delivering":[40],"has":[41,125,135],"been":[42,127],"suggested":[43],"effective":[46],"tool":[47],"success":[49],"already":[50],"seen":[51],"in":[52,99,121,155],"accelerating":[53],"individual":[54],"sites.":[55,101],"The":[56,177],"numerous":[57],"existed":[61],"however":[62],"call":[63],"for":[64,95,111],"universal":[66,81,112],"solution":[67],"that":[68],"provides":[69],"transparent":[70,114],"acceleration":[72],"beyond":[73],"ad":[74],"hoc":[75],"solutions.":[76,164],"More":[77],"importantly,":[78],"only":[79],"platform":[82,110],"can":[83],"fully":[84],"explore":[85],"aggregated":[87],"client":[90],"resources":[91],"across":[92],"sites,":[93],"particular":[94],"identical":[96],"videos":[97],"replicated":[98],"diverse":[100],"this":[103,148],"end,":[104],"we":[105,150],"develop":[106],"PPVA,":[107],"working":[109],"accelerating.":[116],"PPVA":[117,163,173],"was":[118],"first":[119],"released":[120],"May":[122],"2008":[123],"since":[126,174],"constantly":[128,168],"updated.":[129],"As":[130],"January":[132],"2010,":[133],"it":[134],"attracted":[136],"over":[137],"50":[138],"million":[139,144],"distinct":[140],"clients,":[141],"48":[143],"daily":[145],"transactions.":[146],"In":[147],"paper,":[149],"highlight":[151],"unique":[153],"challenges":[154],"implementing":[156],"such":[157],"platform,":[159],"discuss":[161],"We":[165],"also":[167],"monitored":[169],"service":[171],"its":[175,188,198],"deployment.":[176],"mass":[178],"amount":[179],"traces":[181],"collected":[182],"enables":[183],"us":[184],"to":[185,197],"thoroughly":[186],"investigate":[187],"effectiveness":[189],"potential":[191],"drawbacks,":[192],"provide":[194],"valuable":[195],"guidelines":[196],"future":[199],"development.":[200]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":5},{"year":2012,"cited_by_count":5}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}