{"id":"https://openalex.org/W2091428676","doi":"https://doi.org/10.1145/2089085.2089092","title":"Providing hierarchical lookup service for P2P-VoD systems","display_name":"Providing hierarchical lookup service for P2P-VoD systems","publication_year":2012,"publication_date":"2012-02-01","ids":{"openalex":"https://openalex.org/W2091428676","doi":"https://doi.org/10.1145/2089085.2089092","mag":"2091428676"},"language":"en","primary_location":{"id":"doi:10.1145/2089085.2089092","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2089085.2089092","pdf_url":null,"source":{"id":"https://openalex.org/S19610489","display_name":"ACM Transactions on Multimedia Computing Communications and Applications","issn_l":"1551-6857","issn":["1551-6857","1551-6865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Multimedia Computing, Communications, and Applications","raw_type":"journal-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/A5101487889","display_name":"Tieying Zhang","orcid":"https://orcid.org/0009-0003-2250-5528"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Tieying Zhang","raw_affiliation_strings":["Institute of Computing Technology, Chinese Academy of Sciences, Beijing China","[Institute Of Computing Technology, Chinese Academy of Sciences, Beijing, China]"],"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology, Chinese Academy of Sciences, Beijing China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]},{"raw_affiliation_string":"[Institute Of Computing Technology, Chinese Academy of Sciences, Beijing, China]","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029998682","display_name":"Xueqi Cheng","orcid":"https://orcid.org/0000-0002-5201-8195"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210090176","display_name":"Institute of Computing Technology","ror":"https://ror.org/0090r4d87","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210090176"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xueqi Cheng","raw_affiliation_strings":["Institute of Computing Technology, Chinese Academy of Sciences, Beijing China","[Institute Of Computing Technology, Chinese Academy of Sciences, Beijing, China]"],"affiliations":[{"raw_affiliation_string":"Institute of Computing Technology, Chinese Academy of Sciences, Beijing China","institution_ids":["https://openalex.org/I4210090176","https://openalex.org/I19820366"]},{"raw_affiliation_string":"[Institute Of Computing Technology, Chinese Academy of Sciences, Beijing, China]","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083333420","display_name":"Jianming Lv","orcid":"https://orcid.org/0000-0003-3691-4755"},"institutions":[{"id":"https://openalex.org/I90610280","display_name":"South China University of Technology","ror":"https://ror.org/0530pts50","country_code":"CN","type":"education","lineage":["https://openalex.org/I90610280"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianming Lv","raw_affiliation_strings":["South China University of Technology, Guangzhou, China"],"affiliations":[{"raw_affiliation_string":"South China University of Technology, Guangzhou, China","institution_ids":["https://openalex.org/I90610280"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100357922","display_name":"Zhenhua Li","orcid":"https://orcid.org/0000-0001-7286-122X"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenhua Li","raw_affiliation_strings":["Peking University, Beijing, China","Peking University, Beijing, China#TAB#"],"affiliations":[{"raw_affiliation_string":"Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570"]},{"raw_affiliation_string":"Peking University, Beijing, China#TAB#","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100651611","display_name":"Weisong Shi","orcid":"https://orcid.org/0000-0001-5864-4675"},"institutions":[{"id":"https://openalex.org/I185443292","display_name":"Wayne State University","ror":"https://ror.org/01070mq45","country_code":"US","type":"education","lineage":["https://openalex.org/I185443292"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Weisong Shi","raw_affiliation_strings":["Wayne State University, Detroit, MI"],"affiliations":[{"raw_affiliation_string":"Wayne State University, Detroit, MI","institution_ids":["https://openalex.org/I185443292"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101487889"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210090176"],"apc_list":null,"apc_paid":null,"fwci":1.1176,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.80500862,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"8","issue":"1S","first_page":"1","last_page":"23"},"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":0.9922000169754028,"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":0.8745143413543701},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.787460207939148},{"id":"https://openalex.org/keywords/bittorrent","display_name":"BitTorrent","score":0.7186670303344727},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.6838439702987671},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.5579988956451416},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5515543818473816},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.5099140405654907},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5038055777549744},{"id":"https://openalex.org/keywords/peer-to-peer","display_name":"Peer-to-peer","score":0.468605637550354},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4364740252494812},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4312763214111328},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.32516220211982727},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.13846862316131592},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07697170972824097}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8745143413543701},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.787460207939148},{"id":"https://openalex.org/C520566109","wikidata":"https://www.wikidata.org/wiki/Q133862","display_name":"BitTorrent","level":3,"score":0.7186670303344727},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.6838439702987671},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.5579988956451416},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5515543818473816},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.5099140405654907},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5038055777549744},{"id":"https://openalex.org/C534932454","wikidata":"https://www.wikidata.org/wiki/Q161410","display_name":"Peer-to-peer","level":2,"score":0.468605637550354},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4364740252494812},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4312763214111328},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.32516220211982727},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.13846862316131592},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07697170972824097},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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:10.1145/2089085.2089092","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2089085.2089092","pdf_url":null,"source":{"id":"https://openalex.org/S19610489","display_name":"ACM Transactions on Multimedia Computing Communications and Applications","issn_l":"1551-6857","issn":["1551-6857","1551-6865"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ACM Transactions on Multimedia Computing, Communications, and Applications","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.360.7054","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.360.7054","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.wayne.edu/~weisong/papers/zhang12-stream-p2p.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"id":"https://metadata.un.org/sdg/9","display_name":"Industry, innovation and infrastructure"}],"awards":[{"id":"https://openalex.org/G4552953309","display_name":null,"funder_award_id":"2011CB302305","funder_id":"https://openalex.org/F4320321540","funder_display_name":"Ministry of Science and Technology of the People's Republic of China"},{"id":"https://openalex.org/G6773683848","display_name":null,"funder_award_id":"6.09E+23","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7473878241","display_name":null,"funder_award_id":"2010AA012500","funder_id":"https://openalex.org/F4320321540","funder_display_name":"Ministry of Science and Technology of the People's Republic of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321540","display_name":"Ministry of Science and Technology of the People's Republic of China","ror":"https://ror.org/027s68j25"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":38,"referenced_works":["https://openalex.org/W33658992","https://openalex.org/W1847423537","https://openalex.org/W1879962309","https://openalex.org/W1970908833","https://openalex.org/W1996497509","https://openalex.org/W2000876023","https://openalex.org/W2007219304","https://openalex.org/W2030736062","https://openalex.org/W2035491066","https://openalex.org/W2083044595","https://openalex.org/W2090745235","https://openalex.org/W2105377541","https://openalex.org/W2107898812","https://openalex.org/W2111346848","https://openalex.org/W2112373045","https://openalex.org/W2120499418","https://openalex.org/W2122629722","https://openalex.org/W2123482462","https://openalex.org/W2124990550","https://openalex.org/W2126402853","https://openalex.org/W2126687930","https://openalex.org/W2130426620","https://openalex.org/W2140658777","https://openalex.org/W2144256483","https://openalex.org/W2146970906","https://openalex.org/W2148573461","https://openalex.org/W2150511772","https://openalex.org/W2155659292","https://openalex.org/W2158049821","https://openalex.org/W2158287824","https://openalex.org/W2162733677","https://openalex.org/W2166441442","https://openalex.org/W2167886234","https://openalex.org/W3151647019","https://openalex.org/W4232315124","https://openalex.org/W4232590519","https://openalex.org/W4241257019","https://openalex.org/W4243132303"],"related_works":["https://openalex.org/W2081918782","https://openalex.org/W955465953","https://openalex.org/W2347387859","https://openalex.org/W2001742163","https://openalex.org/W2135424926","https://openalex.org/W4292813431","https://openalex.org/W2163567792","https://openalex.org/W2041363710","https://openalex.org/W2081416538","https://openalex.org/W2112980865"],"abstract_inverted_index":{"Supporting":[0],"random":[1,80],"jump":[2,125,171],"in":[3,139,158],"P2P-VoD":[4,83,142],"systems":[5],"requires":[6],"efficient":[7],"lookup":[8,70,104],"for":[9,53,82,149],"the":[10,16,47,58,87,93,106,131,170,175],"\u201cbest\u201d":[11,14],"suppliers,":[12],"where":[13],"means":[15],"suppliers":[17,95],"should":[18],"meet":[19,46,109],"two":[20],"requirements:":[21],"content":[22,37,74],"match":[23,27,77],"and":[24,75,101,114,127,146,156],"network":[25,48],"quality":[26,49,76,110],".":[28],"Most":[29],"studies":[30],"use":[31],"a":[32,67,140],"DHT-based":[33,133],"method":[34],"to":[35,45,57,78,90,108,122,165],"provide":[36,79],"lookup;":[38],"however,":[39],"these":[40],"methods":[41],"are":[42],"neither":[43],"able":[44,121,164],"requirements":[50],"nor":[51],"suitable":[52],"VoD":[54],"streaming":[55],"due":[56],"large":[59],"overhead.":[60],"In":[61],"this":[62],"paper,":[63],"we":[64,136],"propose":[65],"Mediacoop,":[66],"novel":[68],"hierarchical":[69],"scheme":[71],"combining":[72],"both":[73],"jumps":[81],"systems.":[84],"It":[85],"exploits":[86],"play":[88],"position":[89],"efficiently":[91],"locate":[92],"candidate":[94],"with":[96],"required":[97],"data":[98],"(content":[99],"match),":[100],"performs":[102],"refined":[103],"within":[105],"candidates":[107],"match.":[111],"Theoretical":[112],"analysis":[113],"simulation":[115],"results":[116],"show":[117,160],"that":[118,161],"Mediacoop":[119,138,162],"is":[120,163],"achieve":[123],"lower":[124],"latency":[126],"control":[128],"overhead":[129],"than":[130],"typical":[132],"method.":[134],"Moreover,":[135],"implement":[137],"BitTorrent-like":[141],"system":[143],"called":[144],"CoolFish":[145,159],"make":[147],"optimizations":[148],"such":[150],"\u201ctotal":[151],"cache\u201d":[152],"applications.":[153],"The":[154],"implementation":[155],"evaluation":[157],"improve":[166],"user":[167],"experiences,":[168],"especially":[169],"latency,":[172],"which":[173],"verifies":[174],"practicability":[176],"of":[177],"our":[178],"design.":[179]},"counts_by_year":[{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
