{"id":"https://openalex.org/W2580681290","doi":"https://doi.org/10.1109/isit.2017.8006725","title":"On the optimality of separation between caching and delivery in general cache networks","display_name":"On the optimality of separation between caching and delivery in general cache networks","publication_year":2017,"publication_date":"2017-06-01","ids":{"openalex":"https://openalex.org/W2580681290","doi":"https://doi.org/10.1109/isit.2017.8006725","mag":"2580681290"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2017.8006725","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2017.8006725","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Information Theory (ISIT)","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/A5065389164","display_name":"Navid Naderializadeh","orcid":"https://orcid.org/0000-0002-4891-6726"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Navid Naderializadeh","raw_affiliation_strings":["Department of Electrical Engineering, University of Southern California, Los Angeles, CA, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113662214","display_name":"Mohammad Ali Maddah-Ali","orcid":null},"institutions":[{"id":"https://openalex.org/I72090969","display_name":"Nokia (United States)","ror":"https://ror.org/038km2573","country_code":"US","type":"company","lineage":["https://openalex.org/I2738502077","https://openalex.org/I72090969"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mohammad Ali Maddah-Ali","raw_affiliation_strings":["Nokia Bell Labs, Holmdel, NJ, USA"],"affiliations":[{"raw_affiliation_string":"Nokia Bell Labs, Holmdel, NJ, USA","institution_ids":["https://openalex.org/I72090969"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5047191296","display_name":"A. Salman Avestimehr","orcid":"https://orcid.org/0000-0003-3102-0867"},"institutions":[{"id":"https://openalex.org/I1174212","display_name":"University of Southern California","ror":"https://ror.org/03taz7m60","country_code":"US","type":"education","lineage":["https://openalex.org/I1174212"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A. Salman Avestimehr","raw_affiliation_strings":["Department of Electrical Engineering, University of Southern California, Los Angeles, CA, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5065389164"],"corresponding_institution_ids":["https://openalex.org/I1174212"],"apc_list":null,"apc_paid":null,"fwci":6.6018,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.9707995,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"1232","last_page":"1236"},"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":0.9952999949455261,"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9757999777793884,"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/multicast","display_name":"Multicast","score":0.9271012544631958},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8591417074203491},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.8180853128433228},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.7742266654968262},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4803008437156677},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.44963571429252625}],"concepts":[{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.9271012544631958},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8591417074203491},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.8180853128433228},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.7742266654968262},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4803008437156677},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.44963571429252625},{"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":1,"locations":[{"id":"doi:10.1109/isit.2017.8006725","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2017.8006725","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Information Theory (ISIT)","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":7,"referenced_works":["https://openalex.org/W1544602402","https://openalex.org/W1990395546","https://openalex.org/W2106248279","https://openalex.org/W2580681290","https://openalex.org/W2963127313","https://openalex.org/W2963345310","https://openalex.org/W3103610239"],"related_works":["https://openalex.org/W2033488476","https://openalex.org/W2131092765","https://openalex.org/W1589992863","https://openalex.org/W2277662012","https://openalex.org/W1617457131","https://openalex.org/W4377015086","https://openalex.org/W2369090769","https://openalex.org/W2997509936","https://openalex.org/W2167268310","https://openalex.org/W1942969496"],"abstract_inverted_index":{"We":[0,97,181],"consider":[1],"a":[2,5,11,18,28,110,142,174,208],"system,":[3],"containing":[4],"library":[6],"of":[7,32,42,51,81,104,109,112,122,127,155,190,248],"multiple":[8,23],"files":[9,53],"and":[10,85,124,148,163,166,212,219],"general":[12],"memoryless":[13,179],"communication":[14,68,158,193],"network":[15,159,194,249],"through":[16,65],"which":[17,57,152],"server":[19,64,162],"is":[20,72,153,195,231],"connected":[21],"to":[22,39,59,73,91,131,172,224],"users,":[24,123,165],"each":[25,120],"equipped":[26],"with":[27],"local":[29],"isolated":[30],"cache":[31,76,146],"certain":[33],"size":[34],"that":[35,99,139,203,241],"can":[36,244],"be":[37,60,245],"used":[38],"store":[40],"part":[41],"the":[43,52,55,63,66,75,86,93,100,116,128,132,156,161,164,168,187,191,205,221,225,228,237,242,252],"library.":[44],"Each":[45],"user":[46],"will":[47],"ask":[48],"for":[49,119,145,177],"one":[50,118,217],"in":[54,89,204,251],"library,":[56],"needs":[58],"delivered":[61],"by":[62],"intermediate":[67],"network.":[69],"The":[70],"objective":[71],"design":[74],"placement":[77,147],"(without":[78],"prior":[79],"knowledge":[80],"users'":[82],"future":[83],"requests)":[84],"delivery":[87,95,101,126,170,254],"phase":[88,102],"order":[90],"minimize":[92],"(normalized)":[94],"delay.":[96],"assume":[98],"consists":[103],"two":[105],"steps:":[106],"(1)":[107],"generation":[108,215],"set":[111],"multicast":[113,129,149,213,222],"messages":[114,130,223],"at":[115],"server,":[117],"subset":[121],"(2)":[125],"users.":[133],"In":[134],"this":[135,183],"setting,":[136,207],"we":[137],"show":[138],"there":[140],"exists":[141],"universal":[143],"scheme":[144],"message":[150,214],"generation,":[151],"independent":[154,247],"underlying":[157,192],"between":[160,210],"achieves":[167],"optimal":[169],"delay":[171],"within":[173],"constant":[175],"factor":[176],"all":[178],"networks.":[180],"prove":[182],"result,":[184],"even":[185,198],"though":[186],"capacity":[188],"region":[189],"not":[196],"known,":[197],"approximately.":[199],"This":[200,234],"result":[201,235],"shows":[202],"aforementioned":[206],"separation":[209],"caching":[211],"on":[216,227],"hand,":[218],"delivering":[220],"users":[226],"other":[229],"hand":[230],"approximately":[232],"optimal.":[233],"has":[236],"important":[238],"practical":[239],"implication":[240],"prefetching":[243],"done":[246],"structure":[250],"upcoming":[253],"phase.":[255]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":7},{"year":2018,"cited_by_count":18},{"year":2017,"cited_by_count":6}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}