{"id":"https://openalex.org/W7160235485","doi":"https://doi.org/10.1109/tccn.2026.3690619","title":"3-D Gaussian Radiation Field Modeling for Integrated RIS-FAS Systems: Analysis and Optimization","display_name":"3-D Gaussian Radiation Field Modeling for Integrated RIS-FAS Systems: Analysis and Optimization","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7160235485","doi":"https://doi.org/10.1109/tccn.2026.3690619"},"language":null,"primary_location":{"id":"doi:10.1109/tccn.2026.3690619","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2026.3690619","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Cognitive Communications and Networking","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/A5056619730","display_name":"Kaining Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Kaining Wang","raw_affiliation_strings":["School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0009-0002-7412-0825","affiliations":[{"raw_affiliation_string":"School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060719532","display_name":"B X Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Yang","raw_affiliation_strings":["School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-6275-8904","affiliations":[{"raw_affiliation_string":"School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129914382","display_name":"Yusheng Lei","orcid":null},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yusheng Lei","raw_affiliation_strings":["School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135324205","display_name":"Zhiwen Yu","orcid":"https://orcid.org/0000-0002-9905-3238"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiwen Yu","raw_affiliation_strings":["School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-9905-3238","affiliations":[{"raw_affiliation_string":"School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135368295","display_name":"Xuelin Cao","orcid":"https://orcid.org/0000-0002-6221-0754"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuelin Cao","raw_affiliation_strings":["School of Cyber Engineering, Xidian University, Xi’an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-6221-0754","affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135397048","display_name":"Liang Wang","orcid":"https://orcid.org/0000-0002-5897-4401"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liang Wang","raw_affiliation_strings":["School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-5897-4401","affiliations":[{"raw_affiliation_string":"School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101797285","display_name":"Bo Guo","orcid":"https://orcid.org/0000-0001-7690-7379"},"institutions":[{"id":"https://openalex.org/I17145004","display_name":"Northwestern Polytechnical University","ror":"https://ror.org/01y0j0j86","country_code":"CN","type":"education","lineage":["https://openalex.org/I17145004"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Guo","raw_affiliation_strings":["School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0001-6097-2467","affiliations":[{"raw_affiliation_string":"School of Computer Science, Northwestern Polytechnical University, Xi’an, Shaanxi, China","institution_ids":["https://openalex.org/I17145004"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135366618","display_name":"George C. Alexandropoulos","orcid":"https://orcid.org/0000-0002-6587-1371"},"institutions":[{"id":"https://openalex.org/I200777214","display_name":"National and Kapodistrian University of Athens","ror":"https://ror.org/04gnjpq42","country_code":"GR","type":"education","lineage":["https://openalex.org/I200777214"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"George C. Alexandropoulos","raw_affiliation_strings":["Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, Athens, Greece"],"raw_orcid":"https://orcid.org/0000-0002-6587-1371","affiliations":[{"raw_affiliation_string":"Department of Informatics and Telecommunications, National and Kapodistrian University of Athens, Athens, Greece","institution_ids":["https://openalex.org/I200777214"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135290633","display_name":"M\u00e8rouane Debbah","orcid":"https://orcid.org/0000-0001-8941-8080"},"institutions":[{"id":"https://openalex.org/I176601375","display_name":"Khalifa University of Science and Technology","ror":"https://ror.org/05hffr360","country_code":"AE","type":"education","lineage":["https://openalex.org/I176601375"]}],"countries":["AE"],"is_corresponding":false,"raw_author_name":"M\u00e9rouane Debbah","raw_affiliation_strings":["Research Institute for Digital Future, Khalifa University, Abu Dhabi, United Arab Emirates"],"raw_orcid":"https://orcid.org/0000-0001-8941-8080","affiliations":[{"raw_affiliation_string":"Research Institute for Digital Future, Khalifa University, Abu Dhabi, United Arab Emirates","institution_ids":["https://openalex.org/I176601375"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103002076","display_name":"Han Zhu","orcid":"https://orcid.org/0000-0002-2684-6800"},"institutions":[{"id":"https://openalex.org/I44461941","display_name":"University of Houston","ror":"https://ror.org/048sx0r50","country_code":"US","type":"education","lineage":["https://openalex.org/I44461941"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhu Han","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Houston, Houston, TX, USA"],"raw_orcid":"https://orcid.org/0000-0002-6606-5822","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Houston, Houston, TX, USA","institution_ids":["https://openalex.org/I44461941"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5056619730"],"corresponding_institution_ids":["https://openalex.org/I17145004"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.81562708,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":null,"first_page":"7997","last_page":"8012"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11005","display_name":"Radiation Effects in Electronics","score":0.13760000467300415,"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"}},"topics":[{"id":"https://openalex.org/T11005","display_name":"Radiation Effects in Electronics","score":0.13760000467300415,"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/T10597","display_name":"Nuclear reactor physics and engineering","score":0.11749999970197678,"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/T11176","display_name":"Radiation Therapy and Dosimetry","score":0.08169999718666077,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/gaussian-process","display_name":"Gaussian process","score":0.4560000002384186},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.4189000129699707},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4142000079154968},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.3345000147819519},{"id":"https://openalex.org/keywords/numerical-models","display_name":"Numerical models","score":0.3264000117778778},{"id":"https://openalex.org/keywords/radiation","display_name":"Radiation","score":0.3244999945163727}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6470000147819519},{"id":"https://openalex.org/C61326573","wikidata":"https://www.wikidata.org/wiki/Q1496376","display_name":"Gaussian process","level":3,"score":0.4560000002384186},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.4189000129699707},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4142000079154968},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.39430001378059387},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.37139999866485596},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3382999897003174},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.3345000147819519},{"id":"https://openalex.org/C2986605239","wikidata":"https://www.wikidata.org/wiki/Q925667","display_name":"Numerical models","level":3,"score":0.3264000117778778},{"id":"https://openalex.org/C153385146","wikidata":"https://www.wikidata.org/wiki/Q18335","display_name":"Radiation","level":2,"score":0.3244999945163727},{"id":"https://openalex.org/C154236941","wikidata":"https://www.wikidata.org/wiki/Q942347","display_name":"Physical optics","level":2,"score":0.30720001459121704},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.296999990940094},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2888999879360199},{"id":"https://openalex.org/C108882727","wikidata":"https://www.wikidata.org/wiki/Q2991685","display_name":"Solid modeling","level":2,"score":0.2700999975204468},{"id":"https://openalex.org/C2988995629","wikidata":"https://www.wikidata.org/wiki/Q2915729","display_name":"Matrix algebra","level":3,"score":0.26809999346733093},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.25699999928474426}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tccn.2026.3690619","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tccn.2026.3690619","pdf_url":null,"source":{"id":"https://openalex.org/S2484188435","display_name":"IEEE Transactions on Cognitive Communications and Networking","issn_l":"2332-7731","issn":["2332-7731","2372-2045"],"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 Cognitive Communications and Networking","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":{"The":[0],"integration":[1],"of":[2,37,99],"reconfigurable":[3],"intelligent":[4],"surfaces":[5],"(RIS)":[6],"and":[7,32,45,113,118,143,161,183,191],"fluid":[8],"antenna":[9,39],"systems":[10],"(FAS)":[11],"has":[12],"attracted":[13],"considerable":[14],"attention":[15],"due":[16],"to":[17,21,67,155],"their":[18],"tremendous":[19],"potential":[20],"enhance":[22],"wireless":[23],"communication":[24],"performance.":[25],"However,":[26],"under":[27],"fast-fading":[28,194],"channel":[29,76,127],"conditions,":[30],"rapidly":[31],"effectively":[33],"performing":[34],"joint":[35],"optimization":[36,55,88,98,151],"the":[38,46,104,121,131,137,158,162,170],"positions":[40],"in":[41,71,177,193],"an":[42,149],"FAS":[43,159],"system":[44],"RIS":[47,163],"phase":[48,119,164],"configuration":[49],"remains":[50],"a":[51,85],"critical":[52],"challenge.":[53],"Traditional":[54],"methods":[56],"typically":[57],"rely":[58],"on":[59,91,130],"complex":[60],"iterative":[61],"computations,":[62],"thus":[63],"making":[64],"it":[65],"challenging":[66],"obtain":[68],"optimal":[69],"solutions":[70],"real":[72],"time":[73],"within":[74],"dynamic":[75],"environments.":[77],"To":[78],"address":[79],"this":[80,82,147],"issue,":[81],"paper":[83],"introduces":[84],"field":[86],"information-driven":[87],"method":[89,172],"based":[90,129],"three-dimensional":[92],"Gaussian":[93],"radiation-field":[94],"modeling":[95],"for":[96,139],"real-time":[97],"integrated":[100],"FAS\u2013RIS":[101],"systems.":[102],"In":[103],"proposed":[105,171],"approach,":[106],"obstacles":[107],"are":[108],"treated":[109],"as":[110],"virtual":[111],"transmitters,":[112],"by":[114],"separately":[115],"learning":[116],"amplitude":[117],"variations,":[120],"model":[122],"can":[123],"quickly":[124],"generate":[125],"high-precision":[126],"information":[128],"transmitter\u2019s":[132],"position.":[133],"This":[134],"design":[135],"eliminates":[136],"need":[138],"extensive":[140],"pilot":[141],"overhead":[142],"cumbersome":[144],"computations.":[145],"On":[146],"framework,":[148],"alternating":[150],"scheme":[152],"is":[153],"presented":[154],"jointly":[156],"optimize":[157],"position":[160],"configuration.":[165],"Simulation":[166],"results":[167],"demonstrate":[168],"that":[169],"significantly":[173],"outperforms":[174],"existing":[175],"approaches":[176],"spectrum":[178],"prediction":[179],"accuracy,":[180],"convergence":[181],"speed,":[182],"minimum":[184],"achievable":[185],"rate,":[186],"thereby":[187],"validating":[188],"its":[189],"effectiveness":[190],"practicality":[192],"scenarios.":[195]},"counts_by_year":[],"updated_date":"2026-05-15T06:05:50.897203","created_date":"2026-05-06T00:00:00"}