{"id":"https://openalex.org/W7160520032","doi":"https://doi.org/10.1109/twc.2026.3689281","title":"Cross-Domain Resource Scheduling and QoS Guarantee in LEO Satellite Networks: A Multi-Level Hypergraph Approach","display_name":"Cross-Domain Resource Scheduling and QoS Guarantee in LEO Satellite Networks: A Multi-Level Hypergraph Approach","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7160520032","doi":"https://doi.org/10.1109/twc.2026.3689281"},"language":null,"primary_location":{"id":"doi:10.1109/twc.2026.3689281","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2026.3689281","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-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/A5135603876","display_name":"Yaping Cui","orcid":"https://orcid.org/0000-0003-2276-8881"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yaping Cui","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0003-2276-8881","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102124971","display_name":"Yan Zhu","orcid":null},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan Zhu","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135572461","display_name":"Dapeng Wu","orcid":"https://orcid.org/0000-0003-2105-9418"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dapeng Wu","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0003-2105-9418","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082157133","display_name":"Peng He","orcid":"https://orcid.org/0000-0002-5402-170X"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peng He","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0002-5402-170X","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5135557537","display_name":"Ruyan Wang","orcid":"https://orcid.org/0000-0003-3109-4807"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ruyan Wang","raw_affiliation_strings":["School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":"https://orcid.org/0000-0003-3109-4807","affiliations":[{"raw_affiliation_string":"School of Communications and Information Engineering, Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5135603876"],"corresponding_institution_ids":["https://openalex.org/I10535382"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.95198422,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"25","issue":null,"first_page":"16562","last_page":"16577"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9783999919891357,"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":0.9783999919891357,"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":0.003700000001117587,"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/T12449","display_name":"Spacecraft Design and Technology","score":0.002400000113993883,"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/scheduling","display_name":"Scheduling (production processes)","score":0.7102000117301941},{"id":"https://openalex.org/keywords/quality-of-service","display_name":"Quality of service","score":0.626800000667572},{"id":"https://openalex.org/keywords/satellite","display_name":"Satellite","score":0.4853000044822693},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.41100001335144043},{"id":"https://openalex.org/keywords/resource-management","display_name":"Resource management (computing)","score":0.40290001034736633},{"id":"https://openalex.org/keywords/resource-allocation","display_name":"Resource allocation","score":0.3953000009059906},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.376800000667572},{"id":"https://openalex.org/keywords/hypergraph","display_name":"Hypergraph","score":0.36570000648498535}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.824999988079071},{"id":"https://openalex.org/C206729178","wikidata":"https://www.wikidata.org/wiki/Q2271896","display_name":"Scheduling (production processes)","level":2,"score":0.7102000117301941},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.656000018119812},{"id":"https://openalex.org/C5119721","wikidata":"https://www.wikidata.org/wiki/Q220501","display_name":"Quality of service","level":2,"score":0.626800000667572},{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.4853000044822693},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4812000095844269},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.41100001335144043},{"id":"https://openalex.org/C2780609101","wikidata":"https://www.wikidata.org/wiki/Q17156588","display_name":"Resource management (computing)","level":2,"score":0.40290001034736633},{"id":"https://openalex.org/C29202148","wikidata":"https://www.wikidata.org/wiki/Q287260","display_name":"Resource allocation","level":2,"score":0.3953000009059906},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.376800000667572},{"id":"https://openalex.org/C2781221856","wikidata":"https://www.wikidata.org/wiki/Q840247","display_name":"Hypergraph","level":2,"score":0.36570000648498535},{"id":"https://openalex.org/C55416958","wikidata":"https://www.wikidata.org/wiki/Q6206757","display_name":"Job shop scheduling","level":3,"score":0.3517000079154968},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.3325999975204468},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.3278999924659729},{"id":"https://openalex.org/C41045048","wikidata":"https://www.wikidata.org/wiki/Q202843","display_name":"Linear programming","level":2,"score":0.3246000111103058},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3172000050544739},{"id":"https://openalex.org/C107568181","wikidata":"https://www.wikidata.org/wiki/Q5319000","display_name":"Dynamic priority scheduling","level":3,"score":0.28870001435279846},{"id":"https://openalex.org/C22590252","wikidata":"https://www.wikidata.org/wiki/Q1058754","display_name":"Shortest path problem","level":3,"score":0.2815000116825104},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.2782000005245209},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.27799999713897705},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.267300009727478},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.259799987077713},{"id":"https://openalex.org/C148764684","wikidata":"https://www.wikidata.org/wiki/Q621751","display_name":"Approximation algorithm","level":2,"score":0.25440001487731934},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.2524999976158142}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/twc.2026.3689281","is_oa":false,"landing_page_url":"https://doi.org/10.1109/twc.2026.3689281","pdf_url":null,"source":{"id":"https://openalex.org/S63459445","display_name":"IEEE Transactions on Wireless Communications","issn_l":"1536-1276","issn":["1536-1276","1558-2248"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Wireless Communications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4873124957084656,"display_name":"Decent work and economic growth","id":"https://metadata.un.org/sdg/8"}],"awards":[{"id":"https://openalex.org/G19701126","display_name":null,"funder_award_id":"SCIE-QN-2022-04","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G2243469155","display_name":null,"funder_award_id":"KJQN202300621","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G4121126617","display_name":null,"funder_award_id":"U24A20211","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4520388808","display_name":null,"funder_award_id":"CSTB2024NSCQ-LZX0124","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G525817054","display_name":null,"funder_award_id":"CSTB2023NSCQ-LZX0134","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G583661263","display_name":null,"funder_award_id":"CSTB2025NSCQ-LZX0144","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G6309994345","display_name":null,"funder_award_id":"KJQN202500603","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"},{"id":"https://openalex.org/G8488755268","display_name":null,"funder_award_id":"62271096","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8745040796","display_name":null,"funder_award_id":"2024YFHZ0093","funder_id":"https://openalex.org/F4320324805","funder_display_name":"Chongqing Municipal Education Commission"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320324805","display_name":"Chongqing Municipal Education Commission","ror":"https://ror.org/031nm5713"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W2793875774","https://openalex.org/W2908595329","https://openalex.org/W2921206069","https://openalex.org/W2963738831","https://openalex.org/W2971369668","https://openalex.org/W2990993261","https://openalex.org/W3005645985","https://openalex.org/W3006729919","https://openalex.org/W3009203113","https://openalex.org/W3023682703","https://openalex.org/W3081211774","https://openalex.org/W3151297924","https://openalex.org/W3153424228","https://openalex.org/W3194827209","https://openalex.org/W3195943779","https://openalex.org/W4210261890","https://openalex.org/W4210389721","https://openalex.org/W4312517346","https://openalex.org/W4312746724","https://openalex.org/W4312871928","https://openalex.org/W4315926978","https://openalex.org/W4317419430","https://openalex.org/W4319865679","https://openalex.org/W4320015795","https://openalex.org/W4375928685","https://openalex.org/W4375928839","https://openalex.org/W4376456298","https://openalex.org/W4382119216","https://openalex.org/W4383503867","https://openalex.org/W4391661481","https://openalex.org/W4393033181","https://openalex.org/W4399073705","https://openalex.org/W4401070473","https://openalex.org/W4401358382","https://openalex.org/W4402156621","https://openalex.org/W4404056792","https://openalex.org/W4406458818"],"related_works":[],"abstract_inverted_index":{"Low":[0],"earth":[1],"orbit":[2],"(LEO)":[3],"satellite":[4,45,167],"networks,":[5],"as":[6,20,97],"integrated":[7],"service":[8,54],"systems,":[9],"are":[10],"typically":[11],"divided":[12],"into":[13,133],"domains":[14],"based":[15],"on":[16],"application":[17],"functions,":[18],"such":[19],"observation":[21],"and":[22,28,49,76,143,160],"communication.":[23],"However,":[24],"independent":[25],"domain":[26,70],"resources":[27,71],"the":[29,51,106,109,131,138,152],"high":[30],"dynamics":[31],"of":[32,53,108,112],"satellites":[33],"make":[34],"cross-domain":[35,90],"resource":[36,47,74,82,91,123,162],"interactions":[37],"difficult":[38],"to":[39,43,68,104],"capture,":[40],"posing":[41],"challenges":[42],"large-scale":[44],"network":[46],"coordination":[48,92],"degrading":[50],"quality":[52],"(QoS)":[55],"for":[56],"task":[57],"flows.":[58],"To":[59],"address":[60],"this,":[61],"a":[62,98,121],"multi-level":[63],"hypergraph":[64],"(MLH)":[65],"is":[66,94,128],"introduced":[67],"represent":[69],"across":[72],"temporal,":[73],"type":[75],"spatial":[77],"dimensions.":[78],"MLH":[79],"consolidates":[80],"similar":[81],"features":[83],"via":[84],"hyperedges,":[85],"reducing":[86],"redundant":[87],"connections.":[88],"The":[89],"problem":[93,103,132],"then":[95],"modeled":[96],"mixed-integer":[99],"linear":[100],"programming":[101],"(MILP)":[102],"maximize":[105],"sum":[107],"minimum":[110],"priorities":[111],"scheduled":[113],"tasks.":[114],"Furthermore,":[115],"by":[116],"leveraging":[117],"MLHs":[118],"topological":[119],"nesting,":[120],"multi-dimensional":[122],"dual-level":[124],"scheduling":[125,140,146],"algorithm":[126,141,147],"(MRDSA)":[127],"proposed,":[129],"decomposing":[130],"two":[134],"subproblems":[135],"solved":[136],"using":[137],"hyperpath":[139],"(HSA)":[142],"internal":[144],"path":[145],"(IPSA).":[148],"Simulations":[149],"demonstrate":[150],"that":[151],"proposed":[153],"method":[154],"enhances":[155],"QoS,":[156],"reduces":[157],"computational":[158],"complexity":[159],"improves":[161],"utilization":[163],"ratio":[164],"in":[165],"LEO":[166],"networks.":[168]},"counts_by_year":[],"updated_date":"2026-05-20T08:49:12.498775","created_date":"2026-05-08T00:00:00"}
