{"id":"https://openalex.org/W4387872612","doi":"https://doi.org/10.1109/icc45041.2023.10279612","title":"Efficiency of Spatial Correlation for Multi-RIS-Assisted Multi-User Direct Localization","display_name":"Efficiency of Spatial Correlation for Multi-RIS-Assisted Multi-User Direct Localization","publication_year":2023,"publication_date":"2023-05-28","ids":{"openalex":"https://openalex.org/W4387872612","doi":"https://doi.org/10.1109/icc45041.2023.10279612"},"language":"en","primary_location":{"id":"doi:10.1109/icc45041.2023.10279612","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc45041.2023.10279612","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2023 - IEEE International Conference on Communications","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/A5103216689","display_name":"Peng Gao","orcid":"https://orcid.org/0000-0002-1182-6612"},"institutions":[{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I4210088244","display_name":"Shanghai Micro Satellite Engineering Center","ror":"https://ror.org/003cp7918","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210088244"]},{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]},{"id":"https://openalex.org/I4387154354","display_name":"Innovation Academy for Microsatellites of Chinese Academy of Sciences","ror":"https://ror.org/05f6mer85","country_code":null,"type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4387154354"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Peng Gao","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","University of Chinese Academy of Sciences, Beijing, China","Innovation Academy for Microsatellites of CAS, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Innovation Academy for Microsatellites of CAS, Shanghai, China","institution_ids":["https://openalex.org/I4210088244","https://openalex.org/I4387154354"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005274577","display_name":"Lixiang Lian","orcid":"https://orcid.org/0000-0002-9958-7264"},"institutions":[{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lixiang Lian","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101143346","display_name":"Jinpei Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210088244","display_name":"Shanghai Micro Satellite Engineering Center","ror":"https://ror.org/003cp7918","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210088244"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I4387154354","display_name":"Innovation Academy for Microsatellites of Chinese Academy of Sciences","ror":"https://ror.org/05f6mer85","country_code":null,"type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4387154354"]},{"id":"https://openalex.org/I30809798","display_name":"ShanghaiTech University","ror":"https://ror.org/030bhh786","country_code":"CN","type":"education","lineage":["https://openalex.org/I30809798"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinpei Yu","raw_affiliation_strings":["School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","University of Chinese Academy of Sciences, Beijing, China","Innovation Academy for Microsatellites of CAS, Shanghai, China"],"affiliations":[{"raw_affiliation_string":"School of Information Science and Technology, ShanghaiTech University,Shanghai,China,201210","institution_ids":["https://openalex.org/I30809798"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Innovation Academy for Microsatellites of CAS, Shanghai, China","institution_ids":["https://openalex.org/I4210088244","https://openalex.org/I4387154354"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5103216689"],"corresponding_institution_ids":["https://openalex.org/I30809798","https://openalex.org/I4210088244","https://openalex.org/I4210165038","https://openalex.org/I4387154354"],"apc_list":null,"apc_paid":null,"fwci":0.1339,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.45576833,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"2741","last_page":"2746"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9995999932289124,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9995999932289124,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9986000061035156,"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/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.9943000078201294,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/computer-science","display_name":"Computer science","score":0.6583396196365356},{"id":"https://openalex.org/keywords/spatial-correlation","display_name":"Spatial correlation","score":0.6234057545661926},{"id":"https://openalex.org/keywords/fisher-information","display_name":"Fisher information","score":0.6178797483444214},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.5664073824882507},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.5438611507415771},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.49581584334373474},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4647153317928314},{"id":"https://openalex.org/keywords/spatial-analysis","display_name":"Spatial analysis","score":0.4625714421272278},{"id":"https://openalex.org/keywords/correlation","display_name":"Correlation","score":0.4526429772377014},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4280220866203308},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.322729229927063},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.23051929473876953},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22217214107513428},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16828379034996033},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.116980642080307}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6583396196365356},{"id":"https://openalex.org/C150060386","wikidata":"https://www.wikidata.org/wiki/Q7574054","display_name":"Spatial correlation","level":2,"score":0.6234057545661926},{"id":"https://openalex.org/C29406490","wikidata":"https://www.wikidata.org/wiki/Q1420659","display_name":"Fisher information","level":2,"score":0.6178797483444214},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.5664073824882507},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.5438611507415771},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.49581584334373474},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4647153317928314},{"id":"https://openalex.org/C159620131","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Spatial analysis","level":2,"score":0.4625714421272278},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.4526429772377014},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4280220866203308},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.322729229927063},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.23051929473876953},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22217214107513428},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16828379034996033},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.116980642080307},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icc45041.2023.10279612","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc45041.2023.10279612","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICC 2023 - IEEE International Conference on Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.5799999833106995,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W2167064216","https://openalex.org/W2517027122","https://openalex.org/W2999416770","https://openalex.org/W3026429681","https://openalex.org/W3039576648","https://openalex.org/W3084526413","https://openalex.org/W3189447947","https://openalex.org/W3194620979","https://openalex.org/W3212440979","https://openalex.org/W4200634239","https://openalex.org/W4214900400","https://openalex.org/W4280499025","https://openalex.org/W4285128867","https://openalex.org/W4296708208","https://openalex.org/W4384916802","https://openalex.org/W6810740446","https://openalex.org/W6847049625"],"related_works":["https://openalex.org/W3012088032","https://openalex.org/W1988032185","https://openalex.org/W2898021863","https://openalex.org/W3003272824","https://openalex.org/W2521335480","https://openalex.org/W3121692546","https://openalex.org/W2611370603","https://openalex.org/W2481566011","https://openalex.org/W2239213377","https://openalex.org/W2384922233"],"abstract_inverted_index":{"In":[0,18],"this":[1],"paper,":[2],"the":[3,40,53,69,90,99],"positioning":[4,36],"accuracy":[5,101],"of":[6,25,59,71],"multiple":[7],"reconfigurable":[8],"intelligent":[9],"surface":[10],"(RIS)-assisted":[11],"multi-user":[12,26],"direct":[13],"localization":[14,100],"system":[15,107],"is":[16,62,79],"studied.":[17],"particular,":[19],"we":[20,96],"incorporate":[21],"statistical":[22],"spatial":[23,48,72],"correlation":[24,49,73],"locations":[27],"and":[28,50],"develop":[29],"Bayesian":[30],"Cramer-Rao":[31],"bound":[32],"(BCRB)":[33],"to":[34,64,81],"measure":[35],"accuracy.":[37],"To":[38],"address":[39],"information":[41,56,91],"coupling":[42],"between":[43],"neighboring":[44],"users":[45],"induced":[46],"by":[47],"position":[51],"uncertainty,":[52],"equivalent":[54],"Fisher":[55],"matrix":[57],"(EFIM)":[58],"users'":[60],"positions":[61],"decomposed":[63],"obtain":[65],"a":[66,83],"metric":[67],"characterizing":[68],"efficiency":[70],"(EoSC).":[74],"Random":[75],"walk":[76],"model":[77],"(RWM)":[78],"adopted":[80],"provide":[82],"graph":[84],"interpretation":[85],"for":[86,104],"EoSC,":[87],"which":[88],"unveils":[89],"flow":[92],"during":[93],"positioning.":[94],"Finally,":[95],"numerically":[97],"illustrate":[98],"scaling":[102],"law":[103],"several":[105],"key":[106],"parameters.":[108]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}