{"id":"https://openalex.org/W3024720366","doi":"https://doi.org/10.1109/isit44484.2020.9174411","title":"Data Freshness in Leader-Based Replicated Storage","display_name":"Data Freshness in Leader-Based Replicated Storage","publication_year":2020,"publication_date":"2020-06-01","ids":{"openalex":"https://openalex.org/W3024720366","doi":"https://doi.org/10.1109/isit44484.2020.9174411","mag":"3024720366"},"language":"en","primary_location":{"id":"doi:10.1109/isit44484.2020.9174411","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit44484.2020.9174411","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/2005.07798","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004024161","display_name":"Amir Behrouzi-Far","orcid":"https://orcid.org/0000-0003-4089-235X"},"institutions":[{"id":"https://openalex.org/I4210096112","display_name":"Rutgers Sexual and Reproductive Health and Rights","ror":"https://ror.org/00rcvgx40","country_code":"NL","type":"other","lineage":["https://openalex.org/I4210096112"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Amir Behrouzi-Far","raw_affiliation_strings":["Rutgers University,Department of Electrical and Computer Engineering","Rutgers University *"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rutgers University,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I4210096112"]},{"raw_affiliation_string":"Rutgers University *","institution_ids":["https://openalex.org/I4210096112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034577486","display_name":"Emina Soljanin","orcid":"https://orcid.org/0000-0002-7464-4242"},"institutions":[{"id":"https://openalex.org/I4210096112","display_name":"Rutgers Sexual and Reproductive Health and Rights","ror":"https://ror.org/00rcvgx40","country_code":"NL","type":"other","lineage":["https://openalex.org/I4210096112"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Emina Soljanin","raw_affiliation_strings":["Rutgers University,Department of Electrical and Computer Engineering","Rutgers University *"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rutgers University,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I4210096112"]},{"raw_affiliation_string":"Rutgers University *","institution_ids":["https://openalex.org/I4210096112"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022958415","display_name":"Roy D. Yates","orcid":"https://orcid.org/0000-0003-4333-6607"},"institutions":[{"id":"https://openalex.org/I4210096112","display_name":"Rutgers Sexual and Reproductive Health and Rights","ror":"https://ror.org/00rcvgx40","country_code":"NL","type":"other","lineage":["https://openalex.org/I4210096112"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Roy D. Yates","raw_affiliation_strings":["Rutgers University,Department of Electrical and Computer Engineering","Rutgers University *"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rutgers University,Department of Electrical and Computer Engineering","institution_ids":["https://openalex.org/I4210096112"]},{"raw_affiliation_string":"Rutgers University *","institution_ids":["https://openalex.org/I4210096112"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210096112"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.04880333,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1806","last_page":"1811"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","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/T13553","display_name":"Age of Information Optimization","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/T10772","display_name":"Distributed systems and fault tolerance","score":0.9746000170707703,"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/T12079","display_name":"IoT Networks and Protocols","score":0.9387999773025513,"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/replication","display_name":"Replication (statistics)","score":0.7819916009902954},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.702457070350647},{"id":"https://openalex.org/keywords/consistency","display_name":"Consistency (knowledge bases)","score":0.6280864477157593},{"id":"https://openalex.org/keywords/expression","display_name":"Expression (computer science)","score":0.575081467628479},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.5171819925308228},{"id":"https://openalex.org/keywords/data-consistency","display_name":"Data consistency","score":0.5144529342651367},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.5106831192970276},{"id":"https://openalex.org/keywords/distributed-data-store","display_name":"Distributed data store","score":0.46354883909225464},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.4289805591106415},{"id":"https://openalex.org/keywords/storage-management","display_name":"Storage management","score":0.4104844033718109},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.39742353558540344},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2498277723789215},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.20446565747261047},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1663375198841095},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10168704390525818}],"concepts":[{"id":"https://openalex.org/C12590798","wikidata":"https://www.wikidata.org/wiki/Q3933199","display_name":"Replication (statistics)","level":2,"score":0.7819916009902954},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.702457070350647},{"id":"https://openalex.org/C2776436953","wikidata":"https://www.wikidata.org/wiki/Q5163215","display_name":"Consistency (knowledge bases)","level":2,"score":0.6280864477157593},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.575081467628479},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.5171819925308228},{"id":"https://openalex.org/C93361087","wikidata":"https://www.wikidata.org/wiki/Q4426698","display_name":"Data consistency","level":2,"score":0.5144529342651367},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.5106831192970276},{"id":"https://openalex.org/C24885549","wikidata":"https://www.wikidata.org/wiki/Q339678","display_name":"Distributed data store","level":2,"score":0.46354883909225464},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.4289805591106415},{"id":"https://openalex.org/C2984984529","wikidata":"https://www.wikidata.org/wiki/Q7619925","display_name":"Storage management","level":2,"score":0.4104844033718109},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.39742353558540344},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2498277723789215},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.20446565747261047},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1663375198841095},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10168704390525818},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/isit44484.2020.9174411","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit44484.2020.9174411","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:2005.07798","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2005.07798","pdf_url":"https://arxiv.org/pdf/2005.07798","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},{"id":"mag:3024720366","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/2005.07798.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.2005.07798","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2005.07798","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:2005.07798","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2005.07798","pdf_url":"https://arxiv.org/pdf/2005.07798","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"text"},"sustainable_development_goals":[{"display_name":"Quality Education","id":"https://metadata.un.org/sdg/4","score":0.800000011920929}],"awards":[{"id":"https://openalex.org/G2586518597","display_name":"NeTS: Small: Timely Updating: Principles and Applications","funder_award_id":"1717041","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4719617011","display_name":"REU Site: DIMACS REU in Computing Theory and Applications Impacting Society","funder_award_id":"1559855","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5418600187","display_name":"CIF:Small:Collaborative Research:Codes for Storage with Queues for Access","funder_award_id":"1717314","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3024720366.pdf","grobid_xml":"https://content.openalex.org/works/W3024720366.grobid-xml"},"referenced_works_count":57,"referenced_works":["https://openalex.org/W1510496002","https://openalex.org/W1981420413","https://openalex.org/W1993918491","https://openalex.org/W2054584570","https://openalex.org/W2077693819","https://openalex.org/W2084640755","https://openalex.org/W2087946700","https://openalex.org/W2090330503","https://openalex.org/W2112161048","https://openalex.org/W2121053357","https://openalex.org/W2143149536","https://openalex.org/W2149579966","https://openalex.org/W2153704625","https://openalex.org/W2156580773","https://openalex.org/W2249191325","https://openalex.org/W2341655714","https://openalex.org/W2444311295","https://openalex.org/W2588468001","https://openalex.org/W2742317233","https://openalex.org/W2744248483","https://openalex.org/W2782340910","https://openalex.org/W2786800740","https://openalex.org/W2808614360","https://openalex.org/W2831599628","https://openalex.org/W2848871090","https://openalex.org/W2886359150","https://openalex.org/W2887369918","https://openalex.org/W2909445821","https://openalex.org/W2942415908","https://openalex.org/W2962721554","https://openalex.org/W2962763634","https://openalex.org/W2962999278","https://openalex.org/W2963270598","https://openalex.org/W2963376941","https://openalex.org/W2963648590","https://openalex.org/W2963831435","https://openalex.org/W2963976574","https://openalex.org/W2964201926","https://openalex.org/W2964222997","https://openalex.org/W2971937201","https://openalex.org/W2980159631","https://openalex.org/W2997037399","https://openalex.org/W3005877507","https://openalex.org/W3007921032","https://openalex.org/W3009343533","https://openalex.org/W3032653123","https://openalex.org/W3122503025","https://openalex.org/W4237774489","https://openalex.org/W4249823756","https://openalex.org/W4288310623","https://openalex.org/W6630529663","https://openalex.org/W6682027343","https://openalex.org/W6682904396","https://openalex.org/W6737952328","https://openalex.org/W6751721227","https://openalex.org/W6752974076","https://openalex.org/W6772286850"],"related_works":["https://openalex.org/W3080648829","https://openalex.org/W3120742827","https://openalex.org/W1993089237","https://openalex.org/W2886359150","https://openalex.org/W3013847827","https://openalex.org/W3122425251","https://openalex.org/W2138336345","https://openalex.org/W2585096443","https://openalex.org/W3163357621","https://openalex.org/W1601303848","https://openalex.org/W2118187651","https://openalex.org/W2127225084","https://openalex.org/W2145054746","https://openalex.org/W2135352683","https://openalex.org/W2131236057","https://openalex.org/W2012105663","https://openalex.org/W2188338761","https://openalex.org/W2878002416","https://openalex.org/W2950983358","https://openalex.org/W3168491270"],"abstract_inverted_index":{"Leader-based":[0],"data":[1,64],"replication":[2],"improves":[3],"consistency":[4],"in":[5],"highly":[6],"available":[7],"distributed":[8,111],"storage":[9],"systems":[10],"via":[11],"sequential":[12],"writes":[13],"to":[14,39,129],"the":[15,25,49,55,60,63,75,87,96,106,122,126,130,144,148,157],"\"leader\"":[16],"nodes.":[17],"After":[18],"a":[19,32,79,83,92,102],"write":[20,127],"has":[21],"been":[22],"committed":[23],"by":[24,31,66],"leaders,":[26],"\"follower\"":[27],"nodes":[28],"are":[29,36],"written":[30],"multicast":[33],"mechanism":[34],"and":[35,91,151],"only":[37],"guaranteed":[38],"be":[40],"eventually":[41],"consistent.":[42],"With":[43],"Age":[44],"of":[45,57,62,78,125,133,140,147,160],"Information":[46],"(AoI)":[47],"as":[48,156],"freshness":[50,61],"metric,":[51],"we":[52,73],"characterize":[53],"how":[54],"number":[56,139,154],"leaders":[58,141,163],"affects":[59],"retrieved":[65,149],"an":[67,137],"instantaneous":[68],"read":[69,80],"query.":[70],"In":[71],"particular,":[72],"derive":[74],"average":[76,107,145],"age":[77,108,146],"query":[81],"for":[82,86,95,105,109],"deterministic":[84],"model":[85,94],"leader":[88],"writing":[89,98,113,161],"time":[90],"probabilistic":[93],"follower":[97,112],"time.":[99,114],"We":[100],"obtain":[101],"closed-form":[103],"expression":[104],"exponentially":[110],"Our":[115],"numerical":[116],"results":[117],"show":[118],"that,":[119],"depending":[120],"on":[121,162],"relative":[123,158],"speed":[124,159],"operation":[128],"two":[131],"groups":[132],"nodes,":[134],"there":[135],"exists":[136],"optimal":[138],"which":[142],"minimizes":[143],"data,":[150],"that":[152],"this":[153],"increases":[155],"increases.":[164]},"counts_by_year":[],"updated_date":"2026-08-06T08:24:18.245995","created_date":"2025-10-10T00:00:00"}