{"id":"https://openalex.org/W4415594484","doi":"https://doi.org/10.1109/tvt.2025.3625663","title":"Ergodic Mutual Information and Outage Probability for SIM-Assisted Holographic MIMO Communications","display_name":"Ergodic Mutual Information and Outage Probability for SIM-Assisted Holographic MIMO Communications","publication_year":2025,"publication_date":"2025-10-27","ids":{"openalex":"https://openalex.org/W4415594484","doi":"https://doi.org/10.1109/tvt.2025.3625663"},"language":null,"primary_location":{"id":"doi:10.1109/tvt.2025.3625663","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3625663","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","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/A5055961126","display_name":"Anastasios Papazafeiropoulos","orcid":"https://orcid.org/0000-0003-1841-6461"},"institutions":[{"id":"https://openalex.org/I141584323","display_name":"University of Hertfordshire","ror":"https://ror.org/0267vjk41","country_code":"GB","type":"education","lineage":["https://openalex.org/I141584323"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Anastasios Papazafeiropoulos","raw_affiliation_strings":["Communications and Intelligent Systems Research Group, University of Hertfordshire, Hatfield, U.K"],"raw_orcid":"https://orcid.org/0000-0003-1841-6461","affiliations":[{"raw_affiliation_string":"Communications and Intelligent Systems Research Group, University of Hertfordshire, Hatfield, U.K","institution_ids":["https://openalex.org/I141584323"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053560016","display_name":"Pandelis Kourtessis","orcid":"https://orcid.org/0000-0003-3392-670X"},"institutions":[{"id":"https://openalex.org/I141584323","display_name":"University of Hertfordshire","ror":"https://ror.org/0267vjk41","country_code":"GB","type":"education","lineage":["https://openalex.org/I141584323"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Pandelis Kourtessis","raw_affiliation_strings":["Communications and Intelligent Systems Research Group, University of Hertfordshire, Hatfield, U.K"],"raw_orcid":"https://orcid.org/0000-0003-3392-670X","affiliations":[{"raw_affiliation_string":"Communications and Intelligent Systems Research Group, University of Hertfordshire, Hatfield, U.K","institution_ids":["https://openalex.org/I141584323"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021081251","display_name":"Dimitra I. Kaklamani","orcid":"https://orcid.org/0000-0002-1641-9485"},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Dimitra I. Kaklamani","raw_affiliation_strings":["Microwave and Fiber Optics Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens, Zografou, Greece","Microwave and Fiber Optics Laboratory, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Microwave and Fiber Optics Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens, Zografou, Greece","institution_ids":["https://openalex.org/I174458059"]},{"raw_affiliation_string":"Microwave and Fiber Optics Laboratory, Greece","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077094412","display_name":"Iakovos S. Venieris","orcid":"https://orcid.org/0000-0003-3011-3746"},"institutions":[{"id":"https://openalex.org/I174458059","display_name":"National Technical University of Athens","ror":"https://ror.org/03cx6bg69","country_code":"GR","type":"education","lineage":["https://openalex.org/I174458059"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Iakovos S. Venieris","raw_affiliation_strings":["Intelligent Communications and Broadband Networks Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens, Zografou, Greece","Intelligent Communications and Broadband Networks Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens, Zografou, Athens, Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Intelligent Communications and Broadband Networks Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens, Zografou, Greece","institution_ids":["https://openalex.org/I174458059"]},{"raw_affiliation_string":"Intelligent Communications and Broadband Networks Laboratory, School of Electrical and Computer Engineering, National Technical University of Athens, Zografou, Athens, Greece","institution_ids":["https://openalex.org/I174458059"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.24708186,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"75","issue":"5","first_page":"7703","last_page":"7715"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":0.9926000237464905,"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"}},"topics":[{"id":"https://openalex.org/T11932","display_name":"Wireless Body Area Networks","score":0.9926000237464905,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9840999841690063,"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"}},{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.984000027179718,"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/mutual-information","display_name":"Mutual information","score":0.8174999952316284},{"id":"https://openalex.org/keywords/ergodic-theory","display_name":"Ergodic theory","score":0.6222000122070312},{"id":"https://openalex.org/keywords/gradient-descent","display_name":"Gradient descent","score":0.5519999861717224},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.5512999892234802},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5271000266075134},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.43389999866485596},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.4275999963283539},{"id":"https://openalex.org/keywords/information-theory","display_name":"Information theory","score":0.420199990272522},{"id":"https://openalex.org/keywords/probability-distribution","display_name":"Probability distribution","score":0.41909998655319214}],"concepts":[{"id":"https://openalex.org/C152139883","wikidata":"https://www.wikidata.org/wiki/Q252973","display_name":"Mutual information","level":2,"score":0.8174999952316284},{"id":"https://openalex.org/C122044880","wikidata":"https://www.wikidata.org/wiki/Q5498822","display_name":"Ergodic theory","level":2,"score":0.6222000122070312},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5814999938011169},{"id":"https://openalex.org/C153258448","wikidata":"https://www.wikidata.org/wiki/Q1199743","display_name":"Gradient descent","level":3,"score":0.5519999861717224},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.5512999892234802},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5271000266075134},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.43389999866485596},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.4275999963283539},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42149999737739563},{"id":"https://openalex.org/C52622258","wikidata":"https://www.wikidata.org/wiki/Q131222","display_name":"Information theory","level":2,"score":0.420199990272522},{"id":"https://openalex.org/C149441793","wikidata":"https://www.wikidata.org/wiki/Q200726","display_name":"Probability distribution","level":2,"score":0.41909998655319214},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37720000743865967},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.34869998693466187},{"id":"https://openalex.org/C90559484","wikidata":"https://www.wikidata.org/wiki/Q778379","display_name":"Expression (computer science)","level":2,"score":0.3440000116825104},{"id":"https://openalex.org/C124805900","wikidata":"https://www.wikidata.org/wiki/Q5159269","display_name":"Conditional mutual information","level":3,"score":0.33739998936653137},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.329800009727478},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.31470000743865967},{"id":"https://openalex.org/C148063708","wikidata":"https://www.wikidata.org/wiki/Q5072511","display_name":"Channel state information","level":3,"score":0.31130000948905945},{"id":"https://openalex.org/C64812099","wikidata":"https://www.wikidata.org/wiki/Q176604","display_name":"Random matrix","level":3,"score":0.30489999055862427},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.302700012922287},{"id":"https://openalex.org/C122123141","wikidata":"https://www.wikidata.org/wiki/Q176623","display_name":"Random variable","level":2,"score":0.29809999465942383},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.29089999198913574},{"id":"https://openalex.org/C2775918612","wikidata":"https://www.wikidata.org/wiki/Q994794","display_name":"Noma","level":3,"score":0.287200003862381},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.2752000093460083},{"id":"https://openalex.org/C197055811","wikidata":"https://www.wikidata.org/wiki/Q207522","display_name":"Probability density function","level":2,"score":0.27399998903274536},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.27250000834465027},{"id":"https://openalex.org/C2778258436","wikidata":"https://www.wikidata.org/wiki/Q30672262","display_name":"Outage probability","level":4,"score":0.2646999955177307},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.25859999656677246},{"id":"https://openalex.org/C4530962","wikidata":"https://www.wikidata.org/wiki/Q777407","display_name":"Closed-form expression","level":2,"score":0.25279998779296875}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tvt.2025.3625663","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tvt.2025.3625663","pdf_url":null,"source":{"id":"https://openalex.org/S10936095","display_name":"IEEE Transactions on Vehicular Technology","issn_l":"0018-9545","issn":["0018-9545","1939-9359"],"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 Vehicular Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Stacked":[0],"intelligent":[1],"metasurface":[2],"(SIM)":[3],"is":[4,43,128],"a":[5,70],"promising":[6],"enabler":[7],"for":[8,38,74,92],"next-generation":[9],"high-capacity":[10],"networks":[11],"that":[12],"exhibit":[13],"better":[14],"performance":[15,112],"compared":[16,114],"to":[17,115],"its":[18],"single-layer":[19,121],"counterpart":[20],"by":[21,59,136],"means":[22],"of":[23,30,56,95],"just":[24],"wave":[25],"propagation.":[26],"However,":[27],"the":[28,47,54,57,75,88,93,96,102,111,120,124,131],"study":[29],"ergodic":[31],"mutual":[32],"information":[33,83],"(EMI)":[34],"and":[35,105,119],"outage":[36,76,97],"probability":[37,77],"SIM-assisted":[39],"multiple-input-multiple-output":[40],"(MIMO)":[41],"systems":[42,118],"not":[44],"available":[45],"in":[46],"literature.":[48],"To":[49],"this":[50],"end,":[51],"we":[52,68,86],"obtain":[53],"distribution":[55],"MI":[58],"using":[60],"large":[61],"random":[62],"matrix":[63],"theory":[64],"(RMT)":[65],"tools.":[66],"Next,":[67],"derive":[69],"tight":[71],"closed-form":[72],"expression":[73],"based":[78],"on":[79],"statistical":[80],"channel":[81],"state":[82],"(CSI).":[84],"Moreover,":[85],"apply":[87],"gradient":[89],"descent":[90],"method":[91],"minimization":[94],"probability.":[98],"Simulation":[99],"results":[100,104],"verify":[101],"analytical":[103],"provide":[106],"fundamental":[107],"insights":[108],"such":[109],"as":[110],"enhancements":[113],"conventional":[116],"MIMO":[117],"counterpart.":[122],"Notably":[123],"proposed":[125],"optimization":[126,133],"algorithm":[127],"faster":[129],"than":[130],"alternating":[132],"(AO)":[134],"benchmark":[135],"saving":[137],"significant":[138],"overhead.":[139]},"counts_by_year":[],"updated_date":"2026-05-20T06:11:20.791850","created_date":"2025-10-28T00:00:00"}