{"id":"https://openalex.org/W2159875120","doi":"https://doi.org/10.1109/glocom.2011.6134116","title":"Closest Playback-Point First: A New Peer Selection Algorithm for P2P VoD Systems","display_name":"Closest Playback-Point First: A New Peer Selection Algorithm for P2P VoD Systems","publication_year":2011,"publication_date":"2011-12-01","ids":{"openalex":"https://openalex.org/W2159875120","doi":"https://doi.org/10.1109/glocom.2011.6134116","mag":"2159875120"},"language":"en","primary_location":{"id":"doi:10.1109/glocom.2011.6134116","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2011.6134116","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Global Telecommunications Conference - GLOBECOM 2011","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/A5035367145","display_name":"Wen Zheng","orcid":"https://orcid.org/0000-0002-6570-6245"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":true,"raw_author_name":"Zheng Wen","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Hong Kong, Pokfulam, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Hong Kong, Pokfulam, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083985765","display_name":"Nianwang Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Nianwang Liu","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Hong Kong, Pokfulam, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Hong Kong, Pokfulam, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102962414","display_name":"Kwan L. Yeung","orcid":"https://orcid.org/0000-0003-4590-8760"},"institutions":[{"id":"https://openalex.org/I889458895","display_name":"University of Hong Kong","ror":"https://ror.org/02zhqgq86","country_code":"HK","type":"education","lineage":["https://openalex.org/I889458895"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"K. L. Yeung","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, University of Hong Kong, Pokfulam, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, University of Hong Kong, Pokfulam, Hong Kong, China","institution_ids":["https://openalex.org/I889458895"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002280736","display_name":"Zhibin Lei","orcid":"https://orcid.org/0000-0003-1615-2343"},"institutions":[{"id":"https://openalex.org/I146617529","display_name":"Applied Science and Technology Research Institute","ror":"https://ror.org/03xmkea05","country_code":"CN","type":"facility","lineage":["https://openalex.org/I146617529"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhibin Lei","raw_affiliation_strings":["Applied Science and Technology Research Institute, Sha Tin, Hong Kong, China"],"affiliations":[{"raw_affiliation_string":"Applied Science and Technology Research Institute, Sha Tin, Hong Kong, China","institution_ids":["https://openalex.org/I146617529"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5035367145"],"corresponding_institution_ids":["https://openalex.org/I889458895"],"apc_list":null,"apc_paid":null,"fwci":2.8006,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.91256539,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"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":0.9987999796867371,"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.984499990940094,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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":0.8608348369598389},{"id":"https://openalex.org/keywords/upload","display_name":"Upload","score":0.7500748038291931},{"id":"https://openalex.org/keywords/peer-to-peer","display_name":"Peer-to-peer","score":0.6953853368759155},{"id":"https://openalex.org/keywords/popularity","display_name":"Popularity","score":0.6585677862167358},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.6482213139533997},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5696754455566406},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.5333818197250366},{"id":"https://openalex.org/keywords/video-on-demand","display_name":"Video on demand","score":0.5279946327209473},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5179504156112671},{"id":"https://openalex.org/keywords/server","display_name":"Server","score":0.4886613190174103},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.48515328764915466},{"id":"https://openalex.org/keywords/multimedia","display_name":"Multimedia","score":0.4639764428138733},{"id":"https://openalex.org/keywords/session","display_name":"Session (web analytics)","score":0.445739209651947},{"id":"https://openalex.org/keywords/selection-algorithm","display_name":"Selection algorithm","score":0.4254933297634125},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2345903515815735}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8608348369598389},{"id":"https://openalex.org/C71901391","wikidata":"https://www.wikidata.org/wiki/Q7126699","display_name":"Upload","level":2,"score":0.7500748038291931},{"id":"https://openalex.org/C534932454","wikidata":"https://www.wikidata.org/wiki/Q161410","display_name":"Peer-to-peer","level":2,"score":0.6953853368759155},{"id":"https://openalex.org/C2780586970","wikidata":"https://www.wikidata.org/wiki/Q1357284","display_name":"Popularity","level":2,"score":0.6585677862167358},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.6482213139533997},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5696754455566406},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5333818197250366},{"id":"https://openalex.org/C3020512178","wikidata":"https://www.wikidata.org/wiki/Q723685","display_name":"Video on demand","level":2,"score":0.5279946327209473},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5179504156112671},{"id":"https://openalex.org/C93996380","wikidata":"https://www.wikidata.org/wiki/Q44127","display_name":"Server","level":2,"score":0.4886613190174103},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.48515328764915466},{"id":"https://openalex.org/C49774154","wikidata":"https://www.wikidata.org/wiki/Q131765","display_name":"Multimedia","level":1,"score":0.4639764428138733},{"id":"https://openalex.org/C2779182362","wikidata":"https://www.wikidata.org/wiki/Q17126187","display_name":"Session (web analytics)","level":2,"score":0.445739209651947},{"id":"https://openalex.org/C2775973920","wikidata":"https://www.wikidata.org/wiki/Q3252726","display_name":"Selection algorithm","level":3,"score":0.4254933297634125},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2345903515815735},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/glocom.2011.6134116","is_oa":false,"landing_page_url":"https://doi.org/10.1109/glocom.2011.6134116","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE Global Telecommunications Conference - GLOBECOM 2011","raw_type":"proceedings-article"},{"id":"pmh:oai:hub.hku.hk:10722/140255","is_oa":false,"landing_page_url":"http://hdl.handle.net/10722/140255","pdf_url":null,"source":{"id":"https://openalex.org/S4377196271","display_name":"The HKU Scholars Hub (University of Hong Kong)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I889458895","host_organization_name":"University of Hong Kong","host_organization_lineage":["https://openalex.org/I889458895"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference_Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W16666417","https://openalex.org/W204424277","https://openalex.org/W1601950442","https://openalex.org/W1968030132","https://openalex.org/W2004267242","https://openalex.org/W2009515266","https://openalex.org/W2019381027","https://openalex.org/W2121081494","https://openalex.org/W2126402853","https://openalex.org/W2144396258","https://openalex.org/W2147558078","https://openalex.org/W2159135712","https://openalex.org/W2166245380","https://openalex.org/W2751588260","https://openalex.org/W4254736713","https://openalex.org/W6600689086","https://openalex.org/W6608336608","https://openalex.org/W6651604327","https://openalex.org/W6743777851"],"related_works":["https://openalex.org/W2115184543","https://openalex.org/W2383010947","https://openalex.org/W2136511551","https://openalex.org/W2302530980","https://openalex.org/W2046127701","https://openalex.org/W2390356096","https://openalex.org/W3175692316","https://openalex.org/W2026448779","https://openalex.org/W172522771","https://openalex.org/W2028153611"],"abstract_inverted_index":{"Peer-to-peer":[0],"(P2P)":[1],"based":[2,101],"video-on-demand":[3],"(VoD)":[4],"streaming":[5],"service":[6],"has":[7,134],"been":[8],"gaining":[9],"popularity":[10],"recently.":[11],"Unlike":[12],"live":[13],"streaming,":[14],"a":[15,26,57,99,113,116,126,165],"VoD":[16,186],"peer":[17,103,114,132,145],"always":[18],"starts":[19],"its":[20],"playback":[21,180],"from":[22],"the":[23,37,49,59,90,121,131,135,178,185],"beginning":[24],"of":[25,31,39,62,123],"stored":[27],"video.":[28],"The":[29,80],"playback-points":[30],"different":[32],"peers,":[33],"as":[34,36],"well":[35],"amount":[38],"video":[40,50,78,118,179],"contents/pieces":[41],"they":[42,47],"cached,":[43],"depend":[44],"on":[45],"when":[46,112],"join":[48],"session,":[51],"or":[52],"their":[53,76],"viewing":[54],"ages.":[55],"As":[56],"result,":[58],"upload":[60],"bandwidth":[61],"younger":[63],"peers":[64,71,85,154],"tends":[65],"to":[66,89,130],"be":[67,160],"underutilized":[68],"because":[69],"older":[70],"are":[72],"not":[73],"interested":[74],"in":[75,108],"cached":[77],"pieces.":[79],"collaborative":[81,168],"piece":[82,169],"exchange":[83],"among":[84,120],"is":[86,106,128,182,189],"undermined":[87],"due":[88],"unbalanced":[91],"supply":[92],"and":[93,184],"demand.":[94],"To":[95],"address":[96],"this":[97,109,143],"issue,":[98],"playback-point":[100,137,149],"request":[102,127,144],"selection":[104,146],"algorithm":[105,147],"proposed":[107],"paper.":[110],"Specifically,":[111],"requests":[115],"particular":[117],"piece,":[119],"set":[122],"potential":[124],"providers,":[125],"sent":[129],"that":[133,175],"smallest":[136],"difference":[138],"with":[139,155,176],"itself.":[140],"We":[141],"call":[142],"closest":[148],"first":[150],"(CPF).":[151],"With":[152],"CPF,":[153,177],"similar":[156],"available":[157],"content":[158],"can":[159],"loosely":[161],"grouped":[162],"together":[163],"for":[164],"more":[166],"balanced":[167],"exchange.":[170],"Extensive":[171],"packet-level":[172],"simulations":[173],"show":[174],"quality":[181],"enhanced":[183],"server":[187],"load":[188],"significantly":[190],"reduced.":[191]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2016-06-24T00:00:00"}
