{"id":"https://openalex.org/W2111486768","doi":"https://doi.org/10.1145/1290082.1290102","title":"Optimal decomposition of P2P networks based on file exchange patterns for multimedia content search & replication","display_name":"Optimal decomposition of P2P networks based on file exchange patterns for multimedia content search & replication","publication_year":2007,"publication_date":"2007-09-24","ids":{"openalex":"https://openalex.org/W2111486768","doi":"https://doi.org/10.1145/1290082.1290102","mag":"2111486768"},"language":"en","primary_location":{"id":"doi:10.1145/1290082.1290102","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1290082.1290102","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the international workshop on Workshop on multimedia information retrieval","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://doi.org/10.1145/1290082.1290102","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033117805","display_name":"Nikolaos Doulamis","orcid":null},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Nikolaos D. Doulamis","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038421178","display_name":"Pantelis N. Karamolegkos","orcid":null},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Pantelis N. Karamolegkos","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110574930","display_name":"Anastasios Doulamis","orcid":null},"institutions":[{"id":"https://openalex.org/I55741626","display_name":"Technical University of Crete","ror":"https://ror.org/03f8bz564","country_code":"GR","type":"education","lineage":["https://openalex.org/I55741626"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Anastasios D. Doulamis","raw_affiliation_strings":["Technical University of Crete, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"Technical University of Crete, Athens, Greece","institution_ids":["https://openalex.org/I55741626"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006097727","display_name":"Ioannis Nikolakopoulos","orcid":null},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Ioannis G. Nikolakopoulos","raw_affiliation_strings":["National Technical University of Athens, Athens, Greece"],"affiliations":[{"raw_affiliation_string":"National Technical University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5033117805"],"corresponding_institution_ids":["https://openalex.org/I174458059"],"apc_list":null,"apc_paid":null,"fwci":0.3385,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.67420405,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"125","last_page":"134"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10742","display_name":"Peer-to-Peer Network Technologies","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9994000196456909,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9634000062942505,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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":0.8545891046524048},{"id":"https://openalex.org/keywords/replication","display_name":"Replication (statistics)","score":0.6428558230400085},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5783986449241638},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.5731577277183533},{"id":"https://openalex.org/keywords/peer-to-peer","display_name":"Peer-to-peer","score":0.5541995167732239},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.5038594603538513},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4522349238395691},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.45090264081954956},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.42605969309806824},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3761937916278839},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1352214515209198},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07682493329048157}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8545891046524048},{"id":"https://openalex.org/C12590798","wikidata":"https://www.wikidata.org/wiki/Q3933199","display_name":"Replication (statistics)","level":2,"score":0.6428558230400085},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5783986449241638},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.5731577277183533},{"id":"https://openalex.org/C534932454","wikidata":"https://www.wikidata.org/wiki/Q161410","display_name":"Peer-to-peer","level":2,"score":0.5541995167732239},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5038594603538513},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4522349238395691},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.45090264081954956},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.42605969309806824},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3761937916278839},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1352214515209198},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07682493329048157},{"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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1290082.1290102","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1290082.1290102","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the international workshop on Workshop on multimedia information retrieval","raw_type":"proceedings-article"},{"id":"pmh:oai:dspace.lib.ntua.gr:123456789/31996","is_oa":true,"landing_page_url":"http://doi.org/10.1145/1290082.1290102","pdf_url":null,"source":{"id":"https://openalex.org/S4377196837","display_name":"DSpace - NTUA (National Technical University of Athens)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I174458059","host_organization_name":"National Technical University of Athens","host_organization_lineage":["https://openalex.org/I174458059"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of the ACM International Multimedia Conference and Exhibition","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:dspace.lib.ntua.gr:123456789/31996","is_oa":true,"landing_page_url":"http://doi.org/10.1145/1290082.1290102","pdf_url":null,"source":{"id":"https://openalex.org/S4377196837","display_name":"DSpace - NTUA (National Technical University of Athens)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I174458059","host_organization_name":"National Technical University of Athens","host_organization_lineage":["https://openalex.org/I174458059"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Proceedings of the ACM International Multimedia Conference and Exhibition","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W18243934","https://openalex.org/W1529248233","https://openalex.org/W1554754733","https://openalex.org/W1601376565","https://openalex.org/W1663493649","https://openalex.org/W1836955865","https://openalex.org/W2007213796","https://openalex.org/W2007219304","https://openalex.org/W2038501088","https://openalex.org/W2039878108","https://openalex.org/W2050929537","https://openalex.org/W2068868527","https://openalex.org/W2100370024","https://openalex.org/W2102952844","https://openalex.org/W2106608618","https://openalex.org/W2111269404","https://openalex.org/W2113172355","https://openalex.org/W2113218604","https://openalex.org/W2114281852","https://openalex.org/W2116616720","https://openalex.org/W2121476324","https://openalex.org/W2122166301","https://openalex.org/W2124637492","https://openalex.org/W2128276192","https://openalex.org/W2134224682","https://openalex.org/W2134256700","https://openalex.org/W2136103012","https://openalex.org/W2141092361","https://openalex.org/W2141465109","https://openalex.org/W2154503824","https://openalex.org/W2163320927","https://openalex.org/W2167414245","https://openalex.org/W2169047226","https://openalex.org/W2171125295","https://openalex.org/W2174507869","https://openalex.org/W2799061466","https://openalex.org/W4243132303","https://openalex.org/W6661714928","https://openalex.org/W6678058105"],"related_works":["https://openalex.org/W4205713785","https://openalex.org/W3016766501","https://openalex.org/W4398287560","https://openalex.org/W4398914716","https://openalex.org/W4398619072","https://openalex.org/W4398556994","https://openalex.org/W4398472861","https://openalex.org/W4398934068","https://openalex.org/W4398686282","https://openalex.org/W4398870170"],"abstract_inverted_index":{"In":[0],"this":[1,75,78],"paper,":[2],"we":[3],"address":[4],"the":[5,19,26,38,54,70,100,103,119,129,146,151,179,182],"issues":[6],"of":[7,21,73,114,141,153,181],"multimedia":[8,110],"content":[9,60,76,92,111],"search":[10],"and":[11,102,125,172],"replication":[12,93,159],"over":[13],"peer-to":[14],"peer":[15,32],"networks.":[16],"We":[17],"use":[18],"concept":[20],"semantic":[22,41,49,83],"proximity":[23],"that":[24,52,56,118],"exploits":[25],"file":[27],"exchange":[28],"patterns":[29],"exhibited":[30],"among":[31,123],"users":[33],"so":[34,51,117],"as":[35],"to":[36,177],"decompose":[37],"network":[39],"into":[40,48,137],"clusters.":[42],"Peer":[43],"nodes":[44,124,152],"are":[45,98,169],"then":[46,86],"decomposed":[47],"clusters":[50],"a)":[53],"probability":[55,72],"a":[57,115,154,162],"node":[58],"locates":[59],"within":[61,112],"its":[62],"own":[63],"cluster":[64,79,116,155],"is":[65,80,85,132],"maximized,":[66],"while":[67],"simultaneously":[68],"b)":[69],"respective":[71],"finding":[74],"outside":[77],"minimized":[81],"The":[82,106,166],"organization":[84],"used":[87],"for":[88],"applying":[89],"efficient":[90],"cluster-based":[91],"strategies.":[94],"Two":[95],"different":[96],"schemes":[97],"examined;":[99],"unrestricted":[101],"restricted":[104],"approach.":[105],"first":[107],"one":[108],"distributes":[109],"peers":[113],"average":[120],"hop":[121],"distance":[122],"objects":[126],"weighted":[127],"by":[128],"object":[130,158],"popularity":[131],"minimized.":[133],"This":[134],"approach":[135],"takes":[136],"account":[138],"no":[139],"Quality":[140],"Service":[142],"(QoS)":[143],"guarantees.":[144],"Instead,":[145],"second":[147],"scheme":[148],"iteratively":[149],"partitions":[150],"during":[156],"each":[157],"based":[160],"on":[161],"QoS":[163],"violation":[164],"criterion.":[165],"proposed":[167,183],"algorithms":[168],"experimentally":[170],"evaluated":[171],"compared":[173],"with":[174],"other":[175],"approaches":[176],"demonstrate":[178],"efficacy":[180],"schemes.":[184]},"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}