{"id":"https://openalex.org/W2906363291","doi":"https://doi.org/10.1145/3323679.3326510","title":"Age-optimal Sampling and Transmission Scheduling in Multi-Source Systems","display_name":"Age-optimal Sampling and Transmission Scheduling in Multi-Source Systems","publication_year":2019,"publication_date":"2019-06-04","ids":{"openalex":"https://openalex.org/W2906363291","doi":"https://doi.org/10.1145/3323679.3326510","mag":"2906363291"},"language":"en","primary_location":{"id":"doi:10.1145/3323679.3326510","doi":"https://doi.org/10.1145/3323679.3326510","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3323679.3326510","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twentieth ACM International Symposium on Mobile Ad Hoc Networking and Computing","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1812.09463","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080659999","display_name":"Ahmed Mohamed Lotfy Bedewy","orcid":"https://orcid.org/0000-0003-2140-770X","observed_orcids":["https://orcid.org/0000-0003-2140-770X"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ahmed M. Bedewy","raw_affiliation_strings":["Department of ECE, The Ohio State University, Columbus, OH","[Dept. of ECE, The Ohio State University, Columbus, OH]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ECE, The Ohio State University, Columbus, OH","institution_ids":["https://openalex.org/I52357470"]},{"raw_affiliation_string":"[Dept. of ECE, The Ohio State University, Columbus, OH]","institution_ids":["https://openalex.org/I52357470"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003200620","display_name":"Yin Jian Sun","orcid":"https://orcid.org/0000-0001-6811-984X","observed_orcids":["https://orcid.org/0000-0001-6811-984X"]},"institutions":[{"id":"https://openalex.org/I82497590","display_name":"Auburn University","ror":"https://ror.org/02v80fc35","country_code":"US","type":"education","lineage":["https://openalex.org/I82497590"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yin Sun","raw_affiliation_strings":["Department of ECE, Auburn University, Auburn, AL"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of ECE, Auburn University, Auburn, AL","institution_ids":["https://openalex.org/I82497590"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007158362","display_name":"Sastry Kompella","orcid":"https://orcid.org/0000-0001-7696-6213","observed_orcids":["https://orcid.org/0000-0001-7696-6213"]},"institutions":[{"id":"https://openalex.org/I1288214837","display_name":"United States Naval Research Laboratory","ror":"https://ror.org/04d23a975","country_code":"US","type":"facility","lineage":["https://openalex.org/I1288214837","https://openalex.org/I1330347796","https://openalex.org/I175003984","https://openalex.org/I3130687028"]},{"id":"https://openalex.org/I4388482696","display_name":"Naval Research Laboratory Information Technology Division","ror":"https://ror.org/04xfp8b22","country_code":null,"type":"facility","lineage":["https://openalex.org/I1288214837","https://openalex.org/I1330347796","https://openalex.org/I175003984","https://openalex.org/I3130687028","https://openalex.org/I4388482696"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sastry Kompella","raw_affiliation_strings":["Information Technology Division, Naval Research Laboratory, Washington, DC","[Information Technology Division, Naval Research Laboratory, Washington DC]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Technology Division, Naval Research Laboratory, Washington, DC","institution_ids":["https://openalex.org/I1288214837","https://openalex.org/I4388482696"]},{"raw_affiliation_string":"[Information Technology Division, Naval Research Laboratory, Washington DC]","institution_ids":["https://openalex.org/I1288214837","https://openalex.org/I4388482696"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035752536","display_name":"Ness B. Shroff","orcid":"https://orcid.org/0000-0002-4606-6879","observed_orcids":["https://orcid.org/0000-0002-4606-6879"]},"institutions":[{"id":"https://openalex.org/I52357470","display_name":"The Ohio State University","ror":"https://ror.org/00rs6vg23","country_code":"US","type":"education","lineage":["https://openalex.org/I52357470"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ness B. Shroff","raw_affiliation_strings":["Departments of ECE and CSE, The Ohio State University, Columbus, OH","Departments of ECE & CSE, The Ohio State University, Columbus, OH#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Departments of ECE and CSE, The Ohio State University, Columbus, OH","institution_ids":["https://openalex.org/I52357470"]},{"raw_affiliation_string":"Departments of ECE & CSE, The Ohio State University, Columbus, OH#TAB#","institution_ids":["https://openalex.org/I52357470"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":13.1768,"has_fulltext":true,"cited_by_count":85,"citation_normalized_percentile":{"value":0.99513561,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"121","last_page":"130"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","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/T13553","display_name":"Age of Information Optimization","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/T10046","display_name":"Stability and Control of Uncertain Systems","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.0,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/age-of-information","display_name":"age of information","score":0.9990000128746033},{"id":"https://openalex.org/keywords/transmission-scheduling","display_name":"transmission scheduling","score":0.9589999914169312},{"id":"https://openalex.org/keywords/interference","display_name":"interference","score":0.6259999871253967},{"id":"https://openalex.org/keywords/separation-principle","display_name":"separation principle","score":0.7620000243186951},{"id":"https://openalex.org/keywords/dynamic-programming","display_name":"dynamic programming","score":0.703000009059906},{"id":"https://openalex.org/keywords/bellman-equation","display_name":"Bellman equation","score":0.7670000195503235},{"id":"https://openalex.org/keywords/water-filling","display_name":"water-filling","score":0.7319999933242798}],"concepts":[{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.6839330196380615},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.6659515500068665},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.589048445224762},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.548882246017456},{"id":"https://openalex.org/C37404715","wikidata":"https://www.wikidata.org/wiki/Q380679","display_name":"Dynamic programming","level":2,"score":0.45903918147087097},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.450021356344223},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3351043164730072},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.11791560053825378},{"id":"https://openalex.org/C68387754","wikidata":"https://www.wikidata.org/wiki/Q7271585","display_name":"Schedule","level":2,"score":0.10493364930152893},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1145/3323679.3326510","doi":"https://doi.org/10.1145/3323679.3326510","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3323679.3326510","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Twentieth ACM International Symposium on Mobile Ad Hoc Networking and Computing","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1812.09463","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/1812.09463","pdf_url":"https://arxiv.org/pdf/1812.09463","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,"listed_in":[],"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":null,"raw_type":"text"},{"id":"mag:2906363291","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1812.09463","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,"listed_in":[],"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.1812.09463","doi":"https://doi.org/10.48550/arxiv.1812.09463","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1812.09463","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,"listed_in":[],"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:1812.09463","doi":null,"is_oa":true,"landing_page_url":"http://arxiv.org/abs/1812.09463","pdf_url":"https://arxiv.org/pdf/1812.09463","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,"listed_in":[],"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":null,"raw_type":"text"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/16","score":0.5,"display_name":"Peace, justice, and strong institutions"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G2008031691","display_name":null,"funder_award_id":"N00014-17-1-2417","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G233455741","display_name":null,"funder_award_id":"W911NF-12-1-0385","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G2506819241","display_name":null,"funder_award_id":"W911NF- 14-1-0368","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G2987870428","display_name":null,"funder_award_id":"MURI W911 NF-12-1-0385","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G3004751973","display_name":"NeTS: Small: Dynamic Spectrum Access under Uncertainty: Theory, Algorithm Development, and Evaluation","funder_award_id":"1421576","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G3424441068","display_name":null,"funder_award_id":"W911NF-14-1","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G4061395903","display_name":null,"funder_award_id":"N00014-15-1-2166","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G4422833668","display_name":null,"funder_award_id":"W911NF-12-1-0385","funder_id":"https://openalex.org/F4320333591","funder_display_name":"Multidisciplinary University Research Initiative"},{"id":"https://openalex.org/G4504108201","display_name":null,"funder_award_id":"N00014-17-1","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G4809712685","display_name":"NeTS: Large: Collaborative Research: Practical Foundations for Networking with Many-Antenna Base Stations","funder_award_id":"1518829","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G5023875916","display_name":"CPS: Synergy: Collaborative Research: Cognitive Green Building: A Holistic Cyber-Physical Analytic Paradigm for Energy Sustainability","funder_award_id":"1446582","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7405022448","display_name":"CIF: Small: Collaborative Research: On the Fundamental Nature of the Age of Updates","funder_award_id":"1813050","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7452299184","display_name":null,"funder_award_id":"W911NF","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G8876996369","display_name":null,"funder_award_id":"N00014","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"},{"id":"https://openalex.org/G8929337198","display_name":null,"funder_award_id":"N00014-17","funder_id":"https://openalex.org/F4320337345","funder_display_name":"Office of Naval Research"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320333591","display_name":"Multidisciplinary University Research Initiative","ror":null},{"id":"https://openalex.org/F4320337345","display_name":"Office of Naval Research","ror":"https://ror.org/00rk2pe57"},{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2906363291.pdf","grobid_xml":"https://content.openalex.org/works/W2906363291.grobid-xml"},"referenced_works_count":42,"referenced_works":["https://openalex.org/W34092776","https://openalex.org/W1539841317","https://openalex.org/W1601081659","https://openalex.org/W1640967807","https://openalex.org/W1677318746","https://openalex.org/W1919404870","https://openalex.org/W1932416753","https://openalex.org/W1970679118","https://openalex.org/W1987272746","https://openalex.org/W1993918491","https://openalex.org/W2053508739","https://openalex.org/W2065284701","https://openalex.org/W2066786775","https://openalex.org/W2093223549","https://openalex.org/W2095323819","https://openalex.org/W2098432798","https://openalex.org/W2119584748","https://openalex.org/W2125955954","https://openalex.org/W2304594693","https://openalex.org/W2580175585","https://openalex.org/W2588468001","https://openalex.org/W2612817832","https://openalex.org/W2744248483","https://openalex.org/W2752845512","https://openalex.org/W2754658894","https://openalex.org/W2779053427","https://openalex.org/W2780247015","https://openalex.org/W2783194249","https://openalex.org/W2791487310","https://openalex.org/W2793442176","https://openalex.org/W2794003297","https://openalex.org/W2794289923","https://openalex.org/W2804680330","https://openalex.org/W2808614360","https://openalex.org/W2890017385","https://openalex.org/W2906363291","https://openalex.org/W2962807737","https://openalex.org/W2963028458","https://openalex.org/W2963270598","https://openalex.org/W2964250104","https://openalex.org/W3150093670","https://openalex.org/W4245777296"],"related_works":["https://openalex.org/W2964042464","https://openalex.org/W1993918491","https://openalex.org/W2744248483","https://openalex.org/W2141097584","https://openalex.org/W2952115575","https://openalex.org/W1990301739","https://openalex.org/W2072041075","https://openalex.org/W2001669035","https://openalex.org/W2165135667","https://openalex.org/W1980206039","https://openalex.org/W1966592923","https://openalex.org/W3176418219","https://openalex.org/W2024161125","https://openalex.org/W3042884573","https://openalex.org/W1971583663","https://openalex.org/W1985978353","https://openalex.org/W1971579947","https://openalex.org/W2032570272","https://openalex.org/W1974783764","https://openalex.org/W2092208520"],"abstract_inverted_index":{"In":[0,109],"this":[1,87],"paper,":[2],"we":[3,111,204],"consider":[4,48],"the":[5,9,49,58,65,69,76,82,100,119,127,148,152,157,168,179,186,195,201,214],"problem":[6,50,88,140,198],"of":[7,11,51,64,81,86,106,209],"minimizing":[8,68,178,200],"age":[10,73,79,129],"information":[12],"in":[13,90],"a":[14,27,30,45,53,163,219],"multi-source":[15],"system,":[16],"where":[17],"samples":[18],"are":[19,104],"taken":[20],"from":[21],"multiple":[22],"sources":[23,66],"and":[24,61,75,99],"sent":[25],"to":[26,36,174,193,212,225,229],"destination":[28],"via":[29],"channel":[31,169],"with":[32],"random":[33],"delay.":[34],"Due":[35],"interference,":[37],"only":[38],"one":[39],"source":[40],"can":[41],"be":[42,175,226],"scheduled":[43],"at":[44],"time.":[46],"We":[47,188],"finding":[52],"decision":[54,149],"policy":[55,150],"that":[56,147],"determines":[57],"sampling":[59,102,117,144,159,197,216],"times":[60],"transmission":[62],"order":[63],"for":[67,114,177,199],"total":[70,77],"average":[71,78],"peak":[72],"(TaPA)":[74],"(TaA)":[80],"sources.":[83],"Our":[84],"investigation":[85],"results":[89],"an":[91,142,206],"important":[92],"separation":[93],"principle:":[94],"The":[95],"optimal":[96,101,143,176,196,230],"scheduling":[97,124,133,154],"strategy":[98,103,125,160,217],"independent":[105],"each":[107],"other.":[108],"particular,":[110],"prove":[112],"that,":[113],"any":[115],"given":[116,146],"strategy,":[118],"Maximum":[120],"Age":[121],"First":[122],"(MAF)":[123],"provides":[126],"best":[128],"performance":[130],"among":[131],"all":[132],"strategies.":[134],"This":[135],"transforms":[136],"our":[137],"overall":[138],"optimization":[139],"into":[141],"problem,":[145],"follows":[151],"MAF":[153],"strategy.":[155],"While":[156],"zero-wait":[158],"(in":[161],"which":[162,222],"sample":[164],"is":[165,172,223],"generated":[166],"once":[167],"becomes":[170],"idle)":[171],"shown":[173,224],"TaPA,":[180],"it":[181],"does":[182],"not":[183],"always":[184],"minimize":[185],"TaA.":[187,202],"use":[189],"Dynamic":[190],"Programming":[191],"(DP)":[192],"investigate":[194],"Finally,":[203],"provide":[205],"approximate":[207,213],"analysis":[208],"Bellman's":[210],"equation":[211],"TaA-optimal":[215],"by":[218],"water-filling":[220],"solution":[221],"very":[227],"close":[228],"through":[231],"numerical":[232],"evaluations.":[233]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":22},{"year":2020,"cited_by_count":13},{"year":2019,"cited_by_count":13}],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2025-10-10T00:00:00"}
