{"id":"https://openalex.org/W7161702361","doi":"https://doi.org/10.48550/arxiv.2605.18282","title":"ASTRA: Asynchronous Age-Aware Satellite Random Access via Mean-Field Control","display_name":"ASTRA: Asynchronous Age-Aware Satellite Random Access via Mean-Field Control","publication_year":2026,"publication_date":"2026-05-18","ids":{"openalex":"https://openalex.org/W7161702361","doi":"https://doi.org/10.48550/arxiv.2605.18282"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2605.18282","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.18282","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2605.18282","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5124842438","display_name":"Sayam Chakraborty","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chakraborty, Sayam","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136489076","display_name":"Aimin Li","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Li, Aimin","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5123876792","display_name":"Yi\u011fit \u0130nce","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ince, Yigit","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081927799","display_name":"Sajjad Baghaee","orcid":"https://orcid.org/0000-0003-2156-3403"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Baghaee, Sajjad","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5136473854","display_name":"Elif Uysal","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Uysal, Elif","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13553","display_name":"Age of Information Optimization","score":0.9794999957084656,"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":0.9794999957084656,"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":0.006300000008195639,"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"}},{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.0035000001080334187,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/asynchronous-communication","display_name":"Asynchronous communication","score":0.7694000005722046},{"id":"https://openalex.org/keywords/random-access","display_name":"Random access","score":0.661300003528595},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.5529999732971191},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.5523999929428101},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.548799991607666},{"id":"https://openalex.org/keywords/telecommunications-link","display_name":"Telecommunications link","score":0.48910000920295715}],"concepts":[{"id":"https://openalex.org/C151319957","wikidata":"https://www.wikidata.org/wiki/Q752739","display_name":"Asynchronous communication","level":2,"score":0.7694000005722046},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6880999803543091},{"id":"https://openalex.org/C101722063","wikidata":"https://www.wikidata.org/wiki/Q218825","display_name":"Random access","level":2,"score":0.661300003528595},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5529999732971191},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.5523999929428101},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.548799991607666},{"id":"https://openalex.org/C138660444","wikidata":"https://www.wikidata.org/wiki/Q5607897","display_name":"Telecommunications link","level":2,"score":0.48910000920295715},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4765999913215637},{"id":"https://openalex.org/C2778027091","wikidata":"https://www.wikidata.org/wiki/Q25346003","display_name":"Satellite system","level":4,"score":0.41670000553131104},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.38269999623298645},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.38260000944137573},{"id":"https://openalex.org/C57691317","wikidata":"https://www.wikidata.org/wiki/Q1289248","display_name":"Scalar (mathematics)","level":2,"score":0.3296999931335449},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.32670000195503235},{"id":"https://openalex.org/C172191483","wikidata":"https://www.wikidata.org/wiki/Q1071806","display_name":"Provisioning","level":2,"score":0.28349998593330383},{"id":"https://openalex.org/C159886148","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov process","level":2,"score":0.2565000057220459}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2605.18282","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.18282","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":"doi:10.48550/arxiv.2605.18282","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2605.18282","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Satellite":[0,75],"Internet-of-Things":[1],"(IoT)":[2],"enables":[3],"massive":[4],"status-update":[5],"services":[6],"beyond":[7],"terrestrial":[8],"coverage,":[9],"but":[10],"grant-free":[11],"uplink":[12],"access":[13,87,125],"creates":[14],"a":[15,25,67,117,138],"coupled":[16],"freshness-control":[17],"problem:":[18],"increasing":[19],"repetition":[20],"and":[21,53,62,96,127,145],"receiver-side":[22],"diversity":[23],"improves":[24],"device's":[26,107],"capture-SIC":[27],"opportunities,":[28],"yet":[29],"the":[30,100,113,155,167],"resulting":[31,135],"population":[32,114],"congestion":[33,147],"degrades":[34],"network-wide":[35],"freshness.":[36],"Existing":[37],"AoI-aware":[38],"random-access":[39],"models":[40],"often":[41],"rely":[42],"on":[43,105],"slot-synchronous":[44],"collisions,":[45],"fixed":[46],"delivery":[47,103],"probabilities,":[48],"or":[49],"scalar":[50],"transmit-or-wait":[51],"decisions":[52],"therefore":[54],"cannot":[55],"capture":[56,61],"asynchronous":[57,91],"satellite":[58,80],"uplinks":[59],"with":[60],"SIC.":[63],"This":[64],"paper":[65],"develops":[66],"PHY-aware":[68],"mean-field":[69,119,139],"framework,":[70],"termed":[71],"ASTRA":[72],"(Asynchronous":[73],"Age-Aware":[74],"Random":[76],"Access),":[77],"for":[78],"freshness-driven":[79],"IoT":[81],"random":[82],"access.":[83],"We":[84,110,151],"build":[85],"an":[86,160],"model":[88],"that":[89,154,166],"captures":[90],"arrivals,":[92],"partial":[93],"overlaps,":[94],"capture,":[95],"SIC":[97],"while":[98],"preserving":[99],"dependence":[101],"of":[102],"success":[104],"each":[106],"repetition-diversity":[108],"action.":[109],"then":[111],"formulate":[112],"interaction":[115],"as":[116],"scalable":[118],"MDP":[120],"in":[121,141],"which":[122,142],"devices":[123],"optimize":[124],"timing":[126],"intensity":[128],"using":[129],"only":[130],"local":[131],"AoI":[132,171],"observations.":[133],"The":[134],"system":[136],"admits":[137,159],"equilibrium":[140,157],"individual":[143],"optimality":[144],"endogenous":[146],"are":[148],"mutually":[149],"consistent.":[150],"further":[152],"prove":[153],"optimal":[156],"policy":[158,169],"age-threshold":[161],"structure.":[162],"Numerical":[163],"results":[164],"show":[165],"proposed":[168],"reduces":[170],"relative":[172],"to":[173],"age-independent":[174],"baselines.":[175]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-05-20T00:00:00"}