{"id":"https://openalex.org/W4414648016","doi":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174717","title":"Aggregation and Multicast Coded Repair Technique for LEO Cloud Storage Constellation","display_name":"Aggregation and Multicast Coded Repair Technique for LEO Cloud Storage Constellation","publication_year":2025,"publication_date":"2025-06-17","ids":{"openalex":"https://openalex.org/W4414648016","doi":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174717"},"language":"en","primary_location":{"id":"doi:10.1109/vtc2025-spring65109.2025.11174717","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174717","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring)","raw_type":"proceedings-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/A5112444345","display_name":"G.D. Lei","orcid":null},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guixiang Lei","raw_affiliation_strings":["Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020584466","display_name":"Shushi Gu","orcid":"https://orcid.org/0000-0002-3897-5407"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shushi Gu","raw_affiliation_strings":["Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025883155","display_name":"Zhikai Zhang","orcid":"https://orcid.org/0000-0002-1351-3353"},"institutions":[{"id":"https://openalex.org/I4210136793","display_name":"Peng Cheng Laboratory","ror":"https://ror.org/03qdqbt06","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210136793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhikai Zhang","raw_affiliation_strings":["Peng Cheng Laboratory,Shenzhen,China,518052"],"affiliations":[{"raw_affiliation_string":"Peng Cheng Laboratory,Shenzhen,China,518052","institution_ids":["https://openalex.org/I4210136793"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119775133","display_name":"Wenjing Mou","orcid":null},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wenjing Mou","raw_affiliation_strings":["Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071725895","display_name":"Qinyu Zhang","orcid":"https://orcid.org/0000-0001-9272-0475"},"institutions":[{"id":"https://openalex.org/I204983213","display_name":"Harbin Institute of Technology","ror":"https://ror.org/01yqg2h08","country_code":"CN","type":"education","lineage":["https://openalex.org/I204983213"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qinyu Zhang","raw_affiliation_strings":["Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055"],"affiliations":[{"raw_affiliation_string":"Harbin Institute of Technology (Shenzhen),Guangdong Provincial Key Laboratory of Aerospace Communication and Networking Technology,Shenzhen,China,518055","institution_ids":["https://openalex.org/I204983213"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100389005","display_name":"Wei Xiang","orcid":"https://orcid.org/0000-0002-0608-065X"},"institutions":[{"id":"https://openalex.org/I196829312","display_name":"La Trobe University","ror":"https://ror.org/01rxfrp27","country_code":"AU","type":"education","lineage":["https://openalex.org/I196829312"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Wei Xiang","raw_affiliation_strings":["La Trobe University,Melbourne,VIC,Australia,3086"],"affiliations":[{"raw_affiliation_string":"La Trobe University,Melbourne,VIC,Australia,3086","institution_ids":["https://openalex.org/I196829312"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5112444345"],"corresponding_institution_ids":["https://openalex.org/I204983213"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.32508108,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.9595000147819519,"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":0.9595000147819519,"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/T13905","display_name":"Telecommunications and Broadcasting Technologies","score":0.9574999809265137,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"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/T10847","display_name":"Advanced Optical Network Technologies","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/multicast","display_name":"Multicast","score":0.6413000226020813},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.510200023651123},{"id":"https://openalex.org/keywords/cloud-computing","display_name":"Cloud computing","score":0.4747999906539917},{"id":"https://openalex.org/keywords/data-loss","display_name":"Data loss","score":0.4142000079154968},{"id":"https://openalex.org/keywords/data-integrity","display_name":"Data integrity","score":0.3582000136375427},{"id":"https://openalex.org/keywords/steiner-tree-problem","display_name":"Steiner tree problem","score":0.3504999876022339},{"id":"https://openalex.org/keywords/energy-consumption","display_name":"Energy consumption","score":0.3449000120162964},{"id":"https://openalex.org/keywords/enhanced-data-rates-for-gsm-evolution","display_name":"Enhanced Data Rates for GSM Evolution","score":0.33559998869895935}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7365000247955322},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.6413000226020813},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.510200023651123},{"id":"https://openalex.org/C79974875","wikidata":"https://www.wikidata.org/wiki/Q483639","display_name":"Cloud computing","level":2,"score":0.4747999906539917},{"id":"https://openalex.org/C193519340","wikidata":"https://www.wikidata.org/wiki/Q891179","display_name":"Data loss","level":2,"score":0.4142000079154968},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.39480000734329224},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.39320001006126404},{"id":"https://openalex.org/C33762810","wikidata":"https://www.wikidata.org/wiki/Q461671","display_name":"Data integrity","level":2,"score":0.3582000136375427},{"id":"https://openalex.org/C76220878","wikidata":"https://www.wikidata.org/wiki/Q1764144","display_name":"Steiner tree problem","level":2,"score":0.3504999876022339},{"id":"https://openalex.org/C2780165032","wikidata":"https://www.wikidata.org/wiki/Q16869822","display_name":"Energy consumption","level":2,"score":0.3449000120162964},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.33559998869895935},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.3228999972343445},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3158999979496002},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.30399999022483826},{"id":"https://openalex.org/C65813073","wikidata":"https://www.wikidata.org/wiki/Q1622420","display_name":"High availability","level":2,"score":0.3034999966621399},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.3021000027656555},{"id":"https://openalex.org/C163797641","wikidata":"https://www.wikidata.org/wiki/Q2067937","display_name":"Tree structure","level":3,"score":0.26499998569488525},{"id":"https://openalex.org/C136085584","wikidata":"https://www.wikidata.org/wiki/Q910289","display_name":"Overlay","level":2,"score":0.26420000195503235},{"id":"https://openalex.org/C23725684","wikidata":"https://www.wikidata.org/wiki/Q616377","display_name":"Maintenance engineering","level":2,"score":0.2630000114440918},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.25279998779296875},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.25119999051094055},{"id":"https://openalex.org/C110157686","wikidata":"https://www.wikidata.org/wiki/Q922122","display_name":"Broadcasting (networking)","level":2,"score":0.25119999051094055},{"id":"https://openalex.org/C200601418","wikidata":"https://www.wikidata.org/wiki/Q2193887","display_name":"Reliability engineering","level":1,"score":0.25049999356269836},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.25049999356269836}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/vtc2025-spring65109.2025.11174717","is_oa":false,"landing_page_url":"https://doi.org/10.1109/vtc2025-spring65109.2025.11174717","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE 101st Vehicular Technology Conference (VTC2025-Spring)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1367833987","display_name":null,"funder_award_id":"2023A1515030297","funder_id":"https://openalex.org/F4320337111","funder_display_name":"Basic and Applied Basic Research Foundation of Guangdong Province"}],"funders":[{"id":"https://openalex.org/F4320337111","display_name":"Basic and Applied Basic Research Foundation of Guangdong Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2141461253","https://openalex.org/W2791716883","https://openalex.org/W2943167762","https://openalex.org/W2963007332","https://openalex.org/W3047541314","https://openalex.org/W3097646031","https://openalex.org/W3147278562","https://openalex.org/W3190023865","https://openalex.org/W3215583150","https://openalex.org/W4213440786","https://openalex.org/W4295886082","https://openalex.org/W4392173018","https://openalex.org/W4401070820","https://openalex.org/W4402218163"],"related_works":[],"abstract_inverted_index":{"LEO":[0],"cloud":[1],"storage":[2,14],"constellation":[3],"(LCSC)":[4],"has":[5],"gained":[6],"significant":[7],"popularity":[8],"thanks":[9],"to":[10,28,36,49,71,99,124,143,166,202],"its":[11],"on-board":[12],"data":[13,37,76],"capability":[15],"and":[16,31,39,54,66,113,200],"extensive":[17],"inter-satellite":[18],"connectivity.":[19],"Unfortunately,":[20],"the":[21,46,50,55,64,74,84,101,110,114,132,151,155,168,172,176,181,187,192,195],"satellite":[22],"disks":[23],"will":[24],"fail":[25],"occasionally":[26],"due":[27],"cosmic":[29],"radiation":[30],"energy":[32,57,115,130],"depletion,":[33],"which":[34],"leads":[35,48],"loss":[38],"network":[40,215],"unavailable.":[41],"However,":[42],"multi-node":[43,119],"repair":[44,52,69,87,105,111,120,126,136,147,160,169,183],"in":[45,217],"LCSC":[47],"larger":[51],"delay":[53,112,127,174],"higher":[56],"cost.":[58],"To":[59],"address":[60],"this,":[61],"we":[62,108],"introduced":[63],"aggregation":[65,157],"multicast":[67],"coded":[68],"(AMCR)":[70],"fast":[72],"recover":[73],"stored":[75],"using":[77],"Reed-Solomon":[78],"(RS)":[79],"codes.":[80],"We":[81],"first":[82],"propose":[83],"multi-weight":[85],"multinode":[86],"tree":[88,94,170],"(MWNRT)":[89],"model,":[90],"i.e.,":[91],"a":[92],"staged":[93],"graph":[95],"containing":[96],"edge":[97],"weights,":[98],"measure":[100],"multiple":[102,134,145,159],"factors":[103],"affecting":[104],"performance.":[106],"Next,":[107],"analyze":[109],"cost":[116],"associated":[117],"with":[118,171],"leveraging":[121],"AMCR.":[122],"Then,":[123],"minimize":[125],"while":[128],"reducing":[129],"cost,":[131],"aggregation-based":[133],"single-node":[135,146],"trees":[137,148,161],"construction":[138],"(A-MSRT)":[139],"algorithm":[140,163],"is":[141,164,198],"designed":[142,165],"construct":[144],"based":[149],"on":[150],"shortest-path":[152],"principles.":[153],"While":[154],"multicast-based":[156],"of":[158,178,194],"(M-AMRT)":[162],"select":[167],"longest":[173],"from":[175],"output":[177],"A-MSRT":[179],"as":[180],"initial":[182],"tree,":[184],"then":[185],"adds":[186],"remaining":[188],"replacement":[189],"nodes.":[190],"And":[191],"complexity":[193],"two":[196],"algorithms":[197],"elaborated":[199],"proven":[201],"be":[203],"reasonable.":[204],"Simulations":[205],"show":[206],"that":[207],"AMCR":[208],"scheme":[209],"outperforms":[210],"other":[211],"schemes":[212],"under":[213],"different":[214],"conditions":[216],"LCSC.":[218]},"counts_by_year":[],"updated_date":"2026-04-09T08:11:56.329763","created_date":"2025-10-10T00:00:00"}
