{"id":"https://openalex.org/W7133202147","doi":"https://doi.org/10.1145/3789514.3792058","title":"Predicting Connectivity and Link Performance in Dynamic LEO Satellite Networks","display_name":"Predicting Connectivity and Link Performance in Dynamic LEO Satellite Networks","publication_year":2026,"publication_date":"2026-02-25","ids":{"openalex":"https://openalex.org/W7133202147","doi":"https://doi.org/10.1145/3789514.3792058"},"language":null,"primary_location":{"id":"doi:10.1145/3789514.3792058","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3789514.3792058","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 27th International Workshop on Mobile Computing Systems and Applications","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3789514.3792058","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101712035","display_name":"Bin Hu","orcid":null},"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":"Bin Hu","raw_affiliation_strings":["University of Southern California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-2466-0535","affiliations":[{"raw_affiliation_string":"University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072962093","display_name":"Feng Qian","orcid":"https://orcid.org/0000-0001-8509-2650"},"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":"Feng Qian","raw_affiliation_strings":["University of Southern California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0001-8509-2650","affiliations":[{"raw_affiliation_string":"University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031493648","display_name":"Ahmad Hassan","orcid":"https://orcid.org/0000-0002-7886-7531"},"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":"Ahmad Hassan","raw_affiliation_strings":["University of Southern California, Los Angeles, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-7886-7531","affiliations":[{"raw_affiliation_string":"University of Southern California, Los Angeles, CA, USA","institution_ids":["https://openalex.org/I1174212"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025128403","display_name":"Morley Mao","orcid":null},"institutions":[{"id":"https://openalex.org/I27837315","display_name":"University of Michigan","ror":"https://ror.org/00jmfr291","country_code":"US","type":"education","lineage":["https://openalex.org/I27837315"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Morley Mao","raw_affiliation_strings":["University of Michigan, Ann Arbor, MI, USA"],"raw_orcid":"https://orcid.org/0000-0002-9844-2055","affiliations":[{"raw_affiliation_string":"University of Michigan, Ann Arbor, MI, USA","institution_ids":["https://openalex.org/I27837315"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5127819056","display_name":"Zhi-Li Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]},{"id":"https://openalex.org/I4210101327","display_name":"Twin Cities Orthopedics","ror":"https://ror.org/01en4s460","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210101327"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhi-Li Zhang","raw_affiliation_strings":["University of Minnesota - Twin Cities, Minneapolis, MN, USA"],"raw_orcid":"https://orcid.org/0000-0001-8584-2319","affiliations":[{"raw_affiliation_string":"University of Minnesota - Twin Cities, Minneapolis, MN, USA","institution_ids":["https://openalex.org/I4210101327","https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101712035"],"corresponding_institution_ids":["https://openalex.org/I1174212"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.43399328,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"79","last_page":"84"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.930400013923645,"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"}},"topics":[{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.930400013923645,"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"}},{"id":"https://openalex.org/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.016200000420212746,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.010099999606609344,"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/satellite","display_name":"Satellite","score":0.6496000289916992},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.6295999884605408},{"id":"https://openalex.org/keywords/link","display_name":"Link (geometry)","score":0.5458999872207642},{"id":"https://openalex.org/keywords/link-level","display_name":"Link level","score":0.46299999952316284},{"id":"https://openalex.org/keywords/handover","display_name":"Handover","score":0.447299987077713},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.4406000077724457},{"id":"https://openalex.org/keywords/telemetry","display_name":"Telemetry","score":0.42719998955726624},{"id":"https://openalex.org/keywords/communications-satellite","display_name":"Communications satellite","score":0.4043000042438507},{"id":"https://openalex.org/keywords/enabling","display_name":"Enabling","score":0.3946000039577484}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7050999999046326},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6496000289916992},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.6295999884605408},{"id":"https://openalex.org/C2778753846","wikidata":"https://www.wikidata.org/wiki/Q6554239","display_name":"Link (geometry)","level":2,"score":0.5458999872207642},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.5414999723434448},{"id":"https://openalex.org/C2779609627","wikidata":"https://www.wikidata.org/wiki/Q6554308","display_name":"Link level","level":2,"score":0.46299999952316284},{"id":"https://openalex.org/C111852164","wikidata":"https://www.wikidata.org/wiki/Q1414679","display_name":"Handover","level":2,"score":0.447299987077713},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.4429999887943268},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.4406000077724457},{"id":"https://openalex.org/C183121708","wikidata":"https://www.wikidata.org/wiki/Q209867","display_name":"Telemetry","level":2,"score":0.42719998955726624},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.4043000042438507},{"id":"https://openalex.org/C22607594","wikidata":"https://www.wikidata.org/wiki/Q5375150","display_name":"Enabling","level":2,"score":0.3946000039577484},{"id":"https://openalex.org/C182132293","wikidata":"https://www.wikidata.org/wiki/Q1172466","display_name":"Data link","level":2,"score":0.38019999861717224},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.3711000084877014},{"id":"https://openalex.org/C61797465","wikidata":"https://www.wikidata.org/wiki/Q1188986","display_name":"Term (time)","level":2,"score":0.37049999833106995},{"id":"https://openalex.org/C83849155","wikidata":"https://www.wikidata.org/wiki/Q1472399","display_name":"Internet access","level":3,"score":0.36550000309944153},{"id":"https://openalex.org/C2778027091","wikidata":"https://www.wikidata.org/wiki/Q25346003","display_name":"Satellite system","level":4,"score":0.34599998593330383},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.3249000012874603},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.32170000672340393},{"id":"https://openalex.org/C12430449","wikidata":"https://www.wikidata.org/wiki/Q7280888","display_name":"Radio Link Protocol","level":3,"score":0.3208000063896179},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.3140000104904175},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.3073999881744385},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.2939000129699707},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.28619998693466187},{"id":"https://openalex.org/C2780405328","wikidata":"https://www.wikidata.org/wiki/Q1067099","display_name":"Internetworking","level":3,"score":0.2854999899864197},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.2838999927043915},{"id":"https://openalex.org/C13355873","wikidata":"https://www.wikidata.org/wiki/Q2920850","display_name":"Connection (principal bundle)","level":2,"score":0.27469998598098755},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.2711000144481659},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.2637999951839447}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3789514.3792058","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3789514.3792058","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 27th International Workshop on Mobile Computing Systems and Applications","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3789514.3792058","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3789514.3792058","pdf_url":null,"source":null,"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 27th International Workshop on Mobile Computing Systems and Applications","raw_type":"proceedings-article"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6315948367118835,"id":"https://metadata.un.org/sdg/7"}],"awards":[{"id":"https://openalex.org/G1506404287","display_name":null,"funder_award_id":"2333489","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G3027414365","display_name":null,"funder_award_id":"2321532","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G3277864581","display_name":null,"funder_award_id":"2323174","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G3812125092","display_name":null,"funder_award_id":"2321531","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4414860575","display_name":null,"funder_award_id":"2220292","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G543967246","display_name":null,"funder_award_id":"2220286","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7144051204","display_name":null,"funder_award_id":"2212318","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G7760452398","display_name":null,"funder_award_id":"2409269","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W3138562521","https://openalex.org/W3145861826","https://openalex.org/W3188396886","https://openalex.org/W3192129658","https://openalex.org/W4307020413","https://openalex.org/W4386245158","https://openalex.org/W4386260517","https://openalex.org/W4389109086","https://openalex.org/W4389109226","https://openalex.org/W4394881756","https://openalex.org/W4396758450","https://openalex.org/W4402306597","https://openalex.org/W4405365888","https://openalex.org/W4408187614","https://openalex.org/W4410068152","https://openalex.org/W4411086220","https://openalex.org/W4413756591"],"related_works":[],"abstract_inverted_index":{"Although":[0],"LEO":[1,85,121],"systems":[2],"such":[3],"as":[4,105],"Starlink":[5],"provide":[6],"low-latency":[7],"access":[8],"through":[9],"high-speed,":[10],"low-altitude":[11],"orbits,":[12],"they":[13],"also":[14],"experience":[15],"frequent":[16],"handovers":[17,62],"and":[18,43,50,63,91,98,116],"highly":[19],"variable":[20],"link":[21,44,86],"conditions":[22],"that":[23,36,84,94],"undermine":[24],"transport-layer":[25],"performance.":[26],"In":[27],"this":[28],"work,":[29],"we":[30,82],"present":[31],"a":[32,106],"multi-granularity":[33],"prediction":[34,104],"framework":[35],"learns":[37],"to":[38],"predict":[39],"future":[40,120],"satellite":[41,51,61],"connections":[42],"quality":[45],"directly":[46],"from":[47],"network":[48],"telemetry":[49],"geometry.":[52],"At":[53,66],"the":[54,67],"coarse":[55],"scale,":[56,69],"our":[57],"model":[58],"predicts":[59,71],"upcoming":[60],"connection":[64],"windows.":[65],"fine":[68],"it":[70],"per-second":[72],"performance":[73],"within":[74],"each":[75],"window.":[76],"Through":[77],"real-system":[78],"measurements":[79],"on":[80],"Starlink,":[81],"demonstrate":[83],"dynamics":[87],"exhibit":[88],"strong":[89],"temporal":[90],"spatial":[92],"correlations":[93],"can":[95],"be":[96],"learned":[97],"predicted":[99],"accurately.":[100],"Our":[101],"results":[102],"highlight":[103],"key":[107],"enabler":[108],"for":[109],"proactive,":[110],"satellite-aware":[111],"optimization":[112],"across":[113],"transport,":[114],"routing,":[115],"application":[117],"layers":[118],"in":[119],"Internet":[122],"systems.":[123]},"counts_by_year":[],"updated_date":"2026-03-04T07:04:00.330322","created_date":"2026-03-03T00:00:00"}