{"id":"https://openalex.org/W4417469988","doi":"https://doi.org/10.1109/jiot.2025.3645361","title":"Importance-Aware Robust Semantic Transmission for LEO Satellite\u2013Ground Communication","display_name":"Importance-Aware Robust Semantic Transmission for LEO Satellite\u2013Ground Communication","publication_year":2025,"publication_date":"2025-12-18","ids":{"openalex":"https://openalex.org/W4417469988","doi":"https://doi.org/10.1109/jiot.2025.3645361"},"language":null,"primary_location":{"id":"doi:10.1109/jiot.2025.3645361","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3645361","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","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/A5102062252","display_name":"Cao Hui","orcid":"https://orcid.org/0009-0001-7592-0747"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hui Cao","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0009-0001-7592-0747","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023884578","display_name":"Rui Meng","orcid":"https://orcid.org/0000-0003-0486-1409"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Rui Meng","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-0486-1409","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5061030501","display_name":"Xiaodong Xu","orcid":"https://orcid.org/0000-0003-4245-5989"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaodong Xu","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0003-4245-5989","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059295869","display_name":"Shujun Han","orcid":"https://orcid.org/0000-0002-6257-7732"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shujun Han","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-6257-7732","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100405787","display_name":"Ping Zhang","orcid":"https://orcid.org/0000-0002-0269-104X"},"institutions":[{"id":"https://openalex.org/I139759216","display_name":"Beijing University of Posts and Telecommunications","ror":"https://ror.org/04w9fbh59","country_code":"CN","type":"education","lineage":["https://openalex.org/I139759216"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ping Zhang","raw_affiliation_strings":["State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-0269-104X","affiliations":[{"raw_affiliation_string":"State Key Laboratory of Networking and Switching Technology, Beijing University of Posts and Telecommunications, Beijing, China","institution_ids":["https://openalex.org/I139759216"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I139759216"],"apc_list":null,"apc_paid":null,"fwci":8.9791,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.97377222,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"13","issue":"5","first_page":"9665","last_page":"9681"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12042","display_name":"Satellite Communication Systems","score":0.857699990272522,"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":0.857699990272522,"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/T12131","display_name":"Wireless Signal Modulation Classification","score":0.015300000086426735,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.01269999984651804,"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/bandwidth","display_name":"Bandwidth (computing)","score":0.5005999803543091},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.49470001459121704},{"id":"https://openalex.org/keywords/channel-state-information","display_name":"Channel state information","score":0.41920000314712524},{"id":"https://openalex.org/keywords/codec","display_name":"Codec","score":0.41760000586509705},{"id":"https://openalex.org/keywords/granularity","display_name":"Granularity","score":0.41029998660087585},{"id":"https://openalex.org/keywords/transmission","display_name":"Transmission (telecommunications)","score":0.40369999408721924},{"id":"https://openalex.org/keywords/data-transmission","display_name":"Data transmission","score":0.39329999685287476}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.9061999917030334},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.5005999803543091},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.49470001459121704},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4494999945163727},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.41920000314712524},{"id":"https://openalex.org/C161765866","wikidata":"https://www.wikidata.org/wiki/Q184748","display_name":"Codec","level":2,"score":0.41760000586509705},{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.41029998660087585},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4050000011920929},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.40369999408721924},{"id":"https://openalex.org/C557945733","wikidata":"https://www.wikidata.org/wiki/Q389772","display_name":"Data transmission","level":2,"score":0.39329999685287476},{"id":"https://openalex.org/C110157686","wikidata":"https://www.wikidata.org/wiki/Q922122","display_name":"Broadcasting (networking)","level":2,"score":0.33059999346733093},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.32899999618530273},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3091999888420105},{"id":"https://openalex.org/C95491727","wikidata":"https://www.wikidata.org/wiki/Q992968","display_name":"Mobile telephony","level":3,"score":0.2734000086784363},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.26969999074935913},{"id":"https://openalex.org/C2779585090","wikidata":"https://www.wikidata.org/wiki/Q3457762","display_name":"Resilience (materials science)","level":2,"score":0.2660999894142151},{"id":"https://openalex.org/C121308736","wikidata":"https://www.wikidata.org/wiki/Q149918","display_name":"Communications satellite","level":3,"score":0.26429998874664307},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.2621999979019165},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.26010000705718994}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/jiot.2025.3645361","is_oa":false,"landing_page_url":"https://doi.org/10.1109/jiot.2025.3645361","pdf_url":null,"source":{"id":"https://openalex.org/S2480266640","display_name":"IEEE Internet of Things Journal","issn_l":"2327-4662","issn":["2327-4662","2372-2541"],"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 Internet of Things Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5231788624","display_name":null,"funder_award_id":"2020YFB1806905","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"},{"id":"https://openalex.org/G8219081688","display_name":null,"funder_award_id":"62501066","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8351887730","display_name":null,"funder_award_id":"U24B20131","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8518403084","display_name":null,"funder_award_id":"L242012","funder_id":"https://openalex.org/F4320334977","funder_display_name":"Beijing Municipal Natural Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334977","display_name":"Beijing Municipal Natural Science Foundation","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":44,"referenced_works":["https://openalex.org/W1640702413","https://openalex.org/W1995875735","https://openalex.org/W2005368619","https://openalex.org/W2149200615","https://openalex.org/W2807974043","https://openalex.org/W2908395830","https://openalex.org/W2963881378","https://openalex.org/W3094267028","https://openalex.org/W3103412725","https://openalex.org/W3138516171","https://openalex.org/W3178611087","https://openalex.org/W4298371012","https://openalex.org/W4311356630","https://openalex.org/W4313891743","https://openalex.org/W4317419007","https://openalex.org/W4375869212","https://openalex.org/W4388681972","https://openalex.org/W4389160117","https://openalex.org/W4389915505","https://openalex.org/W4390357418","https://openalex.org/W4392824743","https://openalex.org/W4393252833","https://openalex.org/W4393641005","https://openalex.org/W4394698808","https://openalex.org/W4399728369","https://openalex.org/W4399993889","https://openalex.org/W4400409682","https://openalex.org/W4401552243","https://openalex.org/W4402187277","https://openalex.org/W4402327304","https://openalex.org/W4402811542","https://openalex.org/W4403943085","https://openalex.org/W4404037698","https://openalex.org/W4405362230","https://openalex.org/W4406753739","https://openalex.org/W4406858660","https://openalex.org/W4407825990","https://openalex.org/W4408145224","https://openalex.org/W4409224692","https://openalex.org/W4409248306","https://openalex.org/W4409311204","https://openalex.org/W4409356354","https://openalex.org/W4410536068","https://openalex.org/W4411358705"],"related_works":[],"abstract_inverted_index":{"Satellite-ground":[0],"semantic":[1,95,100],"communication":[2],"is":[3,103,162],"anticipated":[4],"to":[5,30,45,54,88,105,157],"serve":[6],"a":[7,25,83,98,124],"critical":[8],"role":[9],"in":[10,21,135],"the":[11,31,40,90,107,121,147,153],"forthcoming":[12],"sixth-generation":[13],"(6G)":[14],"mobile":[15],"networks.":[16],"Nonetheless,":[17],"task-oriented":[18],"data":[19],"transmission":[20,108],"such":[22],"systems":[23],"remains":[24],"formidable":[26],"challenge,":[27],"primarily":[28],"due":[29],"dynamic":[32],"nature":[33],"of":[34,94,109,130,152],"Signal-to-Noise":[35],"Ratio":[36],"(SNR)":[37],"fluctuations":[38],"and":[39,74,92,150],"stringent":[41],"bandwidth":[42,72],"limitations":[43],"inherent":[44],"Low":[46],"Earth":[47],"Orbit":[48],"(LEO)":[49],"satellite":[50],"channels.":[51],"In":[52],"response":[53],"these":[55],"constraints,":[56],"we":[57],"propose":[58],"an":[59],"Importance-Aware":[60],"Robust":[61],"Semantic":[62],"Transmission":[63],"(IRST)":[64],"framework,":[65],"specifically":[66],"designed":[67],"for":[68],"scenarios":[69],"characterized":[70],"by":[71,81],"scarcity":[73],"channel":[75,127,133],"variability.":[76],"The":[77,160],"IRST":[78,154],"scheme":[79],"begins":[80],"applying":[82],"segmentation":[84],"model":[85,155],"enhancement":[86],"algorithm":[87],"improve":[89],"granularity":[91],"accuracy":[93],"segmentation.":[96],"Subsequently,":[97],"task-driven":[99],"selection":[101],"method":[102],"employed":[104],"prioritize":[106],"semantically":[110],"vital":[111],"content":[112],"based":[113],"on":[114],"real-time":[115],"Channel":[116],"State":[117],"Information":[118],"(CSI).":[119],"Furthermore,":[120],"framework":[122],"incorporates":[123],"stack-based,":[125],"SNR-aware":[126],"codec":[128],"capable":[129],"executing":[131],"adaptive":[132],"coding":[134],"alignment":[136],"with":[137],"SNR":[138],"variations.":[139],"Comparative":[140],"evaluations":[141],"across":[142],"diverse":[143],"operating":[144],"conditions":[145],"demonstrate":[146],"superior":[148],"performance":[149],"resilience":[151],"relative":[156],"existing":[158],"benchmarks.":[159],"code":[161],"available":[163],"at":[164],"https://github.com/lightwindy-ch/IRST.git.":[165]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2}],"updated_date":"2026-07-15T18:14:33.161393","created_date":"2025-12-18T00:00:00"}