{"id":"https://openalex.org/W3176981120","doi":"https://doi.org/10.1109/itw46852.2021.9457637","title":"Resolving the Worst-User Bottleneck of Coded Caching: Exploiting Finite File Sizes","display_name":"Resolving the Worst-User Bottleneck of Coded Caching: Exploiting Finite File Sizes","publication_year":2021,"publication_date":"2021-04-11","ids":{"openalex":"https://openalex.org/W3176981120","doi":"https://doi.org/10.1109/itw46852.2021.9457637","mag":"3176981120"},"language":"en","primary_location":{"id":"doi:10.1109/itw46852.2021.9457637","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw46852.2021.9457637","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Information Theory Workshop (ITW)","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/A5020517199","display_name":"Hui Zhao","orcid":"https://orcid.org/0000-0001-6786-6560"},"institutions":[{"id":"https://openalex.org/I1902872","display_name":"EURECOM","ror":"https://ror.org/00sse7z02","country_code":"FR","type":"education","lineage":["https://openalex.org/I1902872","https://openalex.org/I205703379"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Hui Zhao","raw_affiliation_strings":["Communication Systems Department, EURECOM, Sophia Antipolis, France"],"affiliations":[{"raw_affiliation_string":"Communication Systems Department, EURECOM, Sophia Antipolis, France","institution_ids":["https://openalex.org/I1902872"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026619014","display_name":"Antonio Bazco-Nogueras","orcid":"https://orcid.org/0000-0001-7367-0898"},"institutions":[{"id":"https://openalex.org/I1902872","display_name":"EURECOM","ror":"https://ror.org/00sse7z02","country_code":"FR","type":"education","lineage":["https://openalex.org/I1902872","https://openalex.org/I205703379"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Antonio Bazco-Nogueras","raw_affiliation_strings":["Communication Systems Department, EURECOM, Sophia Antipolis, France"],"affiliations":[{"raw_affiliation_string":"Communication Systems Department, EURECOM, Sophia Antipolis, France","institution_ids":["https://openalex.org/I1902872"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015066458","display_name":"Petros Elia","orcid":"https://orcid.org/0000-0002-3531-120X"},"institutions":[{"id":"https://openalex.org/I1902872","display_name":"EURECOM","ror":"https://ror.org/00sse7z02","country_code":"FR","type":"education","lineage":["https://openalex.org/I1902872","https://openalex.org/I205703379"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Petros Elia","raw_affiliation_strings":["Communication Systems Department, EURECOM, Sophia Antipolis, France"],"affiliations":[{"raw_affiliation_string":"Communication Systems Department, EURECOM, Sophia Antipolis, France","institution_ids":["https://openalex.org/I1902872"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5020517199"],"corresponding_institution_ids":["https://openalex.org/I1902872"],"apc_list":null,"apc_paid":null,"fwci":1.0697,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.7812925,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"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":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/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/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9882000088691711,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9794999957084656,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8499952554702759},{"id":"https://openalex.org/keywords/bottleneck","display_name":"Bottleneck","score":0.7704843282699585},{"id":"https://openalex.org/keywords/exploit","display_name":"Exploit","score":0.6396219730377197},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5710717439651489},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.5634795427322388},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.5347809791564941},{"id":"https://openalex.org/keywords/rayleigh-fading","display_name":"Rayleigh fading","score":0.5273674130439758},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.5014152526855469},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.46671220660209656},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.44627413153648376},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.36296480894088745},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.27924901247024536},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.11228048801422119},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09507119655609131},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.09353849291801453},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.08207708597183228}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8499952554702759},{"id":"https://openalex.org/C2780513914","wikidata":"https://www.wikidata.org/wiki/Q18210350","display_name":"Bottleneck","level":2,"score":0.7704843282699585},{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.6396219730377197},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5710717439651489},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5634795427322388},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.5347809791564941},{"id":"https://openalex.org/C56985126","wikidata":"https://www.wikidata.org/wiki/Q854039","display_name":"Rayleigh fading","level":4,"score":0.5273674130439758},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.5014152526855469},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.46671220660209656},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.44627413153648376},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.36296480894088745},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.27924901247024536},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.11228048801422119},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09507119655609131},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.09353849291801453},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08207708597183228},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/itw46852.2021.9457637","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw46852.2021.9457637","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE Information Theory Workshop (ITW)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334678","display_name":"European Research Council","ror":"https://ror.org/0472cxd90"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1484093509","https://openalex.org/W1522045078","https://openalex.org/W2056099894","https://openalex.org/W2103091915","https://openalex.org/W2106248279","https://openalex.org/W2129504043","https://openalex.org/W2131688910","https://openalex.org/W2160799077","https://openalex.org/W2493309683","https://openalex.org/W2517585112","https://openalex.org/W2598021007","https://openalex.org/W2740920677","https://openalex.org/W2753079015","https://openalex.org/W2801179766","https://openalex.org/W2806481294","https://openalex.org/W2953871172","https://openalex.org/W2962880523","https://openalex.org/W2974299843","https://openalex.org/W2989806941","https://openalex.org/W2998178972","https://openalex.org/W3006803937","https://openalex.org/W3104126416","https://openalex.org/W3133961055","https://openalex.org/W4295127346","https://openalex.org/W4300223101","https://openalex.org/W6791783102"],"related_works":["https://openalex.org/W17155033","https://openalex.org/W2595172197","https://openalex.org/W3207760230","https://openalex.org/W1496222301","https://openalex.org/W4312814274","https://openalex.org/W1590307681","https://openalex.org/W2536018345","https://openalex.org/W4285370786","https://openalex.org/W2296488620","https://openalex.org/W2084856301"],"abstract_inverted_index":{"In":[0],"this":[1,76],"work,":[2],"we":[3,52,73],"address":[4],"the":[5,21,25,35,39,44,56,61,69,93,105,112,127,131,137,142,147,150],"worst-user":[6,117],"bottleneck":[7],"of":[8,34,60],"coded":[9,57,82],"caching,":[10],"which":[11,51],"is":[12,78,119,124,144],"known":[13],"to":[14,20,81],"diminish":[15],"any":[16],"caching":[17,58,83,94],"gains":[18],"due":[19],"fundamental":[22],"requirement":[23],"that":[24,33,55,75,89,101],"multicast":[26],"transmission":[27],"rate":[28],"should":[29],"be":[30],"limited":[31],"by":[32,84,111,126],"worst":[36],"channel":[37,148],"among":[38],"served":[40],"users.":[41],"We":[42],"consider":[43],"quasi-static":[45],"Rayleigh":[46],"fading":[47],"Broadcast":[48],"Channel,":[49],"for":[50],"first":[53],"show":[54,74],"gain":[59],"XOR-based":[62],"standard":[63],"coded-caching":[64],"scheme":[65,88,97],"completely":[66,91],"vanishes":[67],"in":[68],"low-SNR":[70],"regime.":[71],"Yet,":[72],"collapse":[77],"not":[79],"intrinsic":[80],"presenting":[85],"a":[86,134],"novel":[87],"can":[90],"recover":[92],"gains.":[95],"The":[96,116],"exploits":[98],"an":[99],"aspect":[100],"has":[102],"remained":[103],"unexploited:":[104],"shared":[106],"side":[107,139],"information":[108,140],"brought":[109],"about":[110],"file":[113],"size":[114],"constraint.":[115],"effect":[118],"dramatically":[120],"ameliorated":[121],"because":[122],"it":[123],"replaced":[125],"worst-group-of-users":[128],"effect,":[129],"where":[130],"users":[132],"within":[133],"group":[135],"have":[136],"same":[138],"and":[141],"grouping":[143],"decided":[145],"before":[146],"or":[149],"demands":[151],"are":[152],"known.":[153]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
