{"id":"https://openalex.org/W4392158131","doi":"https://doi.org/10.1109/globecom54140.2023.10437474","title":"Active-RIS-Assisted Digital Twin-Based URLLC Internet -of- Things Networks","display_name":"Active-RIS-Assisted Digital Twin-Based URLLC Internet -of- Things Networks","publication_year":2023,"publication_date":"2023-12-04","ids":{"openalex":"https://openalex.org/W4392158131","doi":"https://doi.org/10.1109/globecom54140.2023.10437474"},"language":"en","primary_location":{"id":"doi:10.1109/globecom54140.2023.10437474","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/globecom54140.2023.10437474","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2023 - 2023 IEEE Global Communications Conference","raw_type":"proceedings-article"},"type":"conference-paper","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/A5103277504","display_name":"Tri Ayu Lestari","orcid":"https://orcid.org/0009-0004-3062-7178"},"institutions":[{"id":"https://openalex.org/I142974352","display_name":"National Sun Yat-sen University","ror":"https://ror.org/00mjawt10","country_code":"TW","type":"education","lineage":["https://openalex.org/I142974352"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Tri Ayu Lestari","raw_affiliation_strings":["Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","institution_ids":["https://openalex.org/I142974352"]},{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan","institution_ids":["https://openalex.org/I142974352"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031878024","display_name":"Sravani Kurma","orcid":"https://orcid.org/0000-0002-3819-2082"},"institutions":[{"id":"https://openalex.org/I142974352","display_name":"National Sun Yat-sen University","ror":"https://ror.org/00mjawt10","country_code":"TW","type":"education","lineage":["https://openalex.org/I142974352"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Sravani Kurma","raw_affiliation_strings":["Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","institution_ids":["https://openalex.org/I142974352"]},{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan","institution_ids":["https://openalex.org/I142974352"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071647281","display_name":"Keshav Singh","orcid":"https://orcid.org/0000-0001-9028-4518"},"institutions":[{"id":"https://openalex.org/I142974352","display_name":"National Sun Yat-sen University","ror":"https://ror.org/00mjawt10","country_code":"TW","type":"education","lineage":["https://openalex.org/I142974352"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Keshav Singh","raw_affiliation_strings":["Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","institution_ids":["https://openalex.org/I142974352"]},{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan","institution_ids":["https://openalex.org/I142974352"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066894433","display_name":"Anal Paul","orcid":"https://orcid.org/0000-0002-7257-3073"},"institutions":[{"id":"https://openalex.org/I142974352","display_name":"National Sun Yat-sen University","ror":"https://ror.org/00mjawt10","country_code":"TW","type":"education","lineage":["https://openalex.org/I142974352"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Anal Paul","raw_affiliation_strings":["Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University,Kaohsiung,Taiwan","institution_ids":["https://openalex.org/I142974352"]},{"raw_affiliation_string":"Institute of Communications Engineering. National Sun Yat-sen University, Kaohsiung, Taiwan","institution_ids":["https://openalex.org/I142974352"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056209905","display_name":"Shahid Mumtaz","orcid":"https://orcid.org/0000-0001-6364-6149"},"institutions":[{"id":"https://openalex.org/I52590639","display_name":"Nottingham Trent University","ror":"https://ror.org/04xyxjd90","country_code":"GB","type":"education","lineage":["https://openalex.org/I52590639"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Shahid Mumtaz","raw_affiliation_strings":["Nottingham Trent University,Department of Engineering,Nottingham,U.K.,NG14FQ"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nottingham Trent University,Department of Engineering,Nottingham,U.K.,NG14FQ","institution_ids":["https://openalex.org/I52590639"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"7079","last_page":"7084"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9991999864578247,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.9991999864578247,"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/T13052","display_name":"Molecular Communication and Nanonetworks","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10714","display_name":"Software-Defined Networks and 5G","score":0.9954000115394592,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6227474808692932},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.5190396904945374},{"id":"https://openalex.org/keywords/internet-of-things","display_name":"Internet of Things","score":0.44824182987213135},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.23053330183029175}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6227474808692932},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.5190396904945374},{"id":"https://openalex.org/C81860439","wikidata":"https://www.wikidata.org/wiki/Q251212","display_name":"Internet of Things","level":2,"score":0.44824182987213135},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.23053330183029175}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/globecom54140.2023.10437474","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/globecom54140.2023.10437474","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"GLOBECOM 2023 - 2023 IEEE Global Communications Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W2626444157","https://openalex.org/W2964577239","https://openalex.org/W3020513938","https://openalex.org/W3163246710","https://openalex.org/W3200083976","https://openalex.org/W4210698675","https://openalex.org/W4226489737","https://openalex.org/W4285122328","https://openalex.org/W4285163384","https://openalex.org/W4285237823","https://openalex.org/W4294891500","https://openalex.org/W4295308573","https://openalex.org/W4312324223","https://openalex.org/W4312848595","https://openalex.org/W4313121243","https://openalex.org/W4315474354","https://openalex.org/W4361757286","https://openalex.org/W4366148673","https://openalex.org/W4376480724"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4245926026","https://openalex.org/W4311097251","https://openalex.org/W2586548817","https://openalex.org/W2390279801","https://openalex.org/W2625093826","https://openalex.org/W4391913857","https://openalex.org/W2358668433"],"abstract_inverted_index":{"This":[0],"work":[1],"proposes":[2],"a":[3,54,74],"novel":[4],"design":[5],"for":[6,81],"an":[7,63],"active":[8,64,120,133,146],"reconfigurable":[9],"intelligent":[10],"surface":[11],"(RIS)-assisted":[12],"digital":[13],"twin":[14],"(DT)":[15],"based":[16],"mobile":[17],"edge":[18,24,168],"computing":[19,169],"(MEC)":[20],"model":[21,41],"that":[22,128],"leverages":[23],"intelligence":[25],"to":[26,53,94],"enhance":[27],"ultra-reliable":[28],"and":[29,110,116,119,148,172],"low-latency":[30],"communications":[31],"(URLLC)":[32],"services":[33],"in":[34],"Internet-of-":[35],"Things":[36],"(loT)":[37],"networks.":[38],"The":[39],"system":[40,84],"considers":[42],"uplink":[43],"data":[44],"transmission":[45],"from":[46],"the":[47,60,82,96,99,129,164,173],"single":[48],"antenna":[49],"IoT-URLLC":[50],"nodes":[51],"(UNs)":[52],"multi-antenna":[55],"base":[56],"station":[57],"(BS)":[58],"with":[59],"aid":[61],"of":[62,98,161,167,175],"RIS":[65,121,134,150,162],"under":[66],"imperfect":[67,156],"channel":[68],"state":[69],"information":[70],"(CSI).":[71],"We":[72],"formulate":[73],"total":[75],"end-to-end":[76],"(E2E)":[77],"latency":[78],"minimization":[79],"problem":[80,100],"proposed":[83,93,130],"model.":[85],"An":[86],"efficient":[87],"alternating":[88],"optimization":[89],"(AO)":[90],"algorithm":[91],"is":[92],"tackle":[95],"non-convexity":[97],"by":[101],"reformulating":[102],"it":[103],"into":[104],"five":[105],"subproblems:":[106],"beamforming":[107],"design,":[108],"caching":[109,165],"offloading":[111],"policies":[112],"optimization,":[113,118],"joint":[114],"communication":[115],"computation":[117],"phase":[122],"shift":[123],"optimization.":[124],"Simulation":[125],"results":[126],"demonstrate":[127],"DT-assisted":[131],"optimal-phase":[132,142],"scheme":[135],"consistently":[136],"outperforms":[137],"benchmark":[138],"schemes,":[139],"such":[140,154],"as":[141,155],"passive":[143],"RIS,":[144,147],"random-phase":[145],"no-":[149],"systems,":[151],"considering":[152],"factors":[153],"CSI,":[157],"power":[158],"budget,":[159],"number":[160,174],"elements,":[163],"capacity":[166],"server":[170],"(ECS)":[171],"loT":[176],"UNs.":[177]},"counts_by_year":[{"year":2026,"cited_by_count":2}],"updated_date":"2026-07-25T09:21:30.201066","created_date":"2025-10-10T00:00:00"}