{"id":"https://openalex.org/W2776420857","doi":"https://doi.org/10.1109/spawc.2017.8227676","title":"Coded prefetching and efficient delivery in decentralized caching systems","display_name":"Coded prefetching and efficient delivery in decentralized caching systems","publication_year":2017,"publication_date":"2017-07-01","ids":{"openalex":"https://openalex.org/W2776420857","doi":"https://doi.org/10.1109/spawc.2017.8227676","mag":"2776420857"},"language":"en","primary_location":{"id":"doi:10.1109/spawc.2017.8227676","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc.2017.8227676","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 18th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100323935","display_name":"Kai Zhang","orcid":"https://orcid.org/0000-0002-0876-430X"},"institutions":[{"id":"https://openalex.org/I2802706902","display_name":"Knoxville College","ror":"https://ror.org/02bxrp522","country_code":"US","type":"education","lineage":["https://openalex.org/I2802706902"]},{"id":"https://openalex.org/I75027704","display_name":"University of Tennessee at Knoxville","ror":"https://ror.org/020f3ap87","country_code":"US","type":"education","lineage":["https://openalex.org/I75027704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kai Zhang","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, The University of Tennessee Knoxville, Knoxville, Tennessee"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, The University of Tennessee Knoxville, Knoxville, Tennessee","institution_ids":["https://openalex.org/I2802706902","https://openalex.org/I75027704"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100675045","display_name":"Chao Tian","orcid":"https://orcid.org/0000-0001-8752-6141"},"institutions":[{"id":"https://openalex.org/I2802706902","display_name":"Knoxville College","ror":"https://ror.org/02bxrp522","country_code":"US","type":"education","lineage":["https://openalex.org/I2802706902"]},{"id":"https://openalex.org/I75027704","display_name":"University of Tennessee at Knoxville","ror":"https://ror.org/020f3ap87","country_code":"US","type":"education","lineage":["https://openalex.org/I75027704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Chao Tian","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, The University of Tennessee Knoxville, Knoxville, Tennessee"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, The University of Tennessee Knoxville, Knoxville, Tennessee","institution_ids":["https://openalex.org/I2802706902","https://openalex.org/I75027704"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101763885","display_name":"Husheng Li","orcid":"https://orcid.org/0000-0001-8113-6062"},"institutions":[{"id":"https://openalex.org/I2802706902","display_name":"Knoxville College","ror":"https://ror.org/02bxrp522","country_code":"US","type":"education","lineage":["https://openalex.org/I2802706902"]},{"id":"https://openalex.org/I75027704","display_name":"University of Tennessee at Knoxville","ror":"https://ror.org/020f3ap87","country_code":"US","type":"education","lineage":["https://openalex.org/I75027704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Husheng Li","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science, The University of Tennessee Knoxville, Knoxville, Tennessee"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science, The University of Tennessee Knoxville, Knoxville, Tennessee","institution_ids":["https://openalex.org/I2802706902","https://openalex.org/I75027704"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.1673444,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"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/T11478","display_name":"Caching and Content Delivery","score":1.0,"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/T11478","display_name":"Caching and Content Delivery","score":1.0,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9940999746322632,"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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9932000041007996,"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":0.855980634689331},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.7407882809638977},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.6156277656555176},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5899376273155212},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5829724073410034},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.5545017719268799},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.5066984295845032},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.4770742654800415},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.42986661195755005},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.4292506277561188},{"id":"https://openalex.org/keywords/binary-code","display_name":"Binary code","score":0.4279697835445404},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.09913966059684753}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.855980634689331},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.7407882809638977},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.6156277656555176},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5899376273155212},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5829724073410034},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.5545017719268799},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.5066984295845032},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.4770742654800415},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.42986661195755005},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.4292506277561188},{"id":"https://openalex.org/C63435697","wikidata":"https://www.wikidata.org/wiki/Q864135","display_name":"Binary code","level":3,"score":0.4279697835445404},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.09913966059684753},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.0},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/spawc.2017.8227676","is_oa":false,"landing_page_url":"https://doi.org/10.1109/spawc.2017.8227676","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE 18th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1586050161","https://openalex.org/W1599335667","https://openalex.org/W1643745250","https://openalex.org/W1990395546","https://openalex.org/W2106248279","https://openalex.org/W2216774299","https://openalex.org/W2232152748","https://openalex.org/W2333682396","https://openalex.org/W2562396446","https://openalex.org/W2608595636","https://openalex.org/W2963102996","https://openalex.org/W2963254016","https://openalex.org/W2963305774","https://openalex.org/W2963492973","https://openalex.org/W2963594337","https://openalex.org/W2963602389","https://openalex.org/W2964135968","https://openalex.org/W2964344208","https://openalex.org/W3103610239","https://openalex.org/W4233121052"],"related_works":["https://openalex.org/W2212571888","https://openalex.org/W2139379087","https://openalex.org/W2020805386","https://openalex.org/W2285288187","https://openalex.org/W2411336269","https://openalex.org/W2124128583","https://openalex.org/W2489403550","https://openalex.org/W2081416538","https://openalex.org/W2952087324","https://openalex.org/W2350191883"],"abstract_inverted_index":{"Decentralized":[0],"coded":[1,59,91,153],"caching":[2,172],"is":[3,31,62,105,138,186],"applicable":[4],"in":[5,42,87,97,174],"scenarios":[6],"where":[7,156],"the":[8,16,29,34,66,73,88,101,108,122,125,139,168,182,189,196],"server":[9,30],"does":[10],"not":[11],"have":[12,84],"enough":[13],"knowledge":[14],"about":[15],"entire":[17],"cache":[18,178],"network":[19],"to":[20,142,194],"perform":[21],"centralized":[22,75,89],"coordination":[23],"during":[24],"prefetching,":[25],"such":[26,80,144],"as":[27],"when":[28,100,181],"uninformed":[32],"of":[33,36,49,103,110,176,184,191],"number":[35,109,190],"active":[37],"users":[38],"and":[39,112,136,159],"their":[40],"identities":[41],"a":[43,151],"wireless":[44],"or":[45],"mobile":[46],"environment.":[47],"Most":[48],"known":[50],"decentralized":[51,127,152,170],"strategies":[52],"use":[53],"random":[54],"uncoded":[55,171],"prefetching":[56,92,154,158],"followed":[57],"by":[58,65,72],"delivery,":[60],"which":[61,78],"partly":[63,70],"motivated":[64,71],"simplicity":[67],"but":[68],"also":[69,133],"existing":[74,169],"coding":[76,197],"strategy":[77,155,165,173],"has":[79],"properties.":[81],"Recent":[82],"results":[83],"shown":[85],"that":[86],"setting,":[90],"can":[93,116,132],"provide":[94,134],"performance":[95],"improvement":[96],"some":[98],"cases":[99],"numbers":[102,183],"files":[104,185],"less":[106,187],"than":[107,188],"users,":[111],"particularly,":[113],"non-binary":[114,130],"codes":[115,131],"be":[117],"beneficial.":[118],"This":[119],"naturally":[120],"raises":[121],"questions":[123],"whether":[124],"corresponding":[126],"counterpart":[128],"using":[129],"improvement,":[135],"what":[137],"necessary":[140],"overhead":[141,198],"accomplish":[143],"decentralization.":[145],"In":[146],"this":[147],"work":[148],"we":[149],"propose":[150],"both":[157],"delivery":[160],"are":[161,199],"coded.":[162],"The":[163],"proposed":[164],"indeed":[166],"outperforms":[167],"regimes":[175],"small":[177],"size":[179],"M":[180],"users.":[192],"Methods":[193],"manage":[195],"further":[200],"suggested.":[201]},"counts_by_year":[{"year":2021,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}