{"id":"https://openalex.org/W4385517018","doi":"https://doi.org/10.1109/tsp.2023.3300633","title":"Two-Timescale Joint Precoding Design and RIS Optimization for User Tracking in Near-Field MIMO Systems","display_name":"Two-Timescale Joint Precoding Design and RIS Optimization for User Tracking in Near-Field MIMO Systems","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4385517018","doi":"https://doi.org/10.1109/tsp.2023.3300633"},"language":"en","primary_location":{"id":"doi:10.1109/tsp.2023.3300633","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tsp.2023.3300633","pdf_url":"https://ieeexplore.ieee.org/ielx7/78/4359509/10206031.pdf","source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/78/4359509/10206031.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016051658","display_name":"Silvia Palmucci","orcid":"https://orcid.org/0000-0001-7203-5761"},"institutions":[{"id":"https://openalex.org/I102064193","display_name":"University of Siena","ror":"https://ror.org/01tevnk56","country_code":"IT","type":"education","lineage":["https://openalex.org/I102064193"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Silvia Palmucci","raw_affiliation_strings":["University of Siena, Siena, Italy"],"raw_orcid":"https://orcid.org/0000-0001-7203-5761","affiliations":[{"raw_affiliation_string":"University of Siena, Siena, Italy","institution_ids":["https://openalex.org/I102064193"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051183155","display_name":"Anna Guerra","orcid":"https://orcid.org/0000-0001-5214-1444"},"institutions":[{"id":"https://openalex.org/I4210100607","display_name":"Institute of Electronics, Computer and Telecommunication Engineering","ror":"https://ror.org/00n4jbh84","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210100607","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I4210130157","display_name":"Institute of Informatics and Telematics","ror":"https://ror.org/02gdcn153","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210130157","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I4210155236","display_name":"National Research Council","ror":"https://ror.org/04zaypm56","country_code":"IT","type":"nonprofit","lineage":["https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Anna Guerra","raw_affiliation_strings":["National Research Council of Italy, IEIIT-CNR, Bologna, Italy"],"raw_orcid":"https://orcid.org/0000-0001-5214-1444","affiliations":[{"raw_affiliation_string":"National Research Council of Italy, IEIIT-CNR, Bologna, Italy","institution_ids":["https://openalex.org/I4210155236","https://openalex.org/I4210130157","https://openalex.org/I4210100607"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026258680","display_name":"Andrea Abrardo","orcid":"https://orcid.org/0000-0002-8006-0710"},"institutions":[{"id":"https://openalex.org/I102064193","display_name":"University of Siena","ror":"https://ror.org/01tevnk56","country_code":"IT","type":"education","lineage":["https://openalex.org/I102064193"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Andrea Abrardo","raw_affiliation_strings":["University of Siena, Siena, Italy"],"raw_orcid":"https://orcid.org/0000-0002-8006-0710","affiliations":[{"raw_affiliation_string":"University of Siena, Siena, Italy","institution_ids":["https://openalex.org/I102064193"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064176463","display_name":"Davide Dardari","orcid":"https://orcid.org/0000-0002-5994-1310"},"institutions":[{"id":"https://openalex.org/I4210098188","display_name":"Laboratori Guglielmo Marconi (Italy)","ror":"https://ror.org/01r3vad87","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210098188"]},{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Davide Dardari","raw_affiliation_strings":["WiLAB - Department of Electrical and Information Engineering &#x201C;Guglielmo Marconi&#x201D; - CNIT, University of Bologna, Bologna, Italy"],"raw_orcid":"https://orcid.org/0000-0002-5994-1310","affiliations":[{"raw_affiliation_string":"WiLAB - Department of Electrical and Information Engineering &#x201C;Guglielmo Marconi&#x201D; - CNIT, University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I4210098188","https://openalex.org/I9360294"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.1358,"has_fulltext":true,"cited_by_count":27,"citation_normalized_percentile":{"value":0.92288195,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":99},"biblio":{"volume":"71","issue":null,"first_page":"3067","last_page":"3082"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998000264167786,"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/T10326","display_name":"Indoor and Outdoor Localization Technologies","score":0.9991999864578247,"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":0.9919000267982483,"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/precoding","display_name":"Precoding","score":0.8301365375518799},{"id":"https://openalex.org/keywords/base-station","display_name":"Base station","score":0.7015299797058105},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6285866498947144},{"id":"https://openalex.org/keywords/user-equipment","display_name":"User equipment","score":0.6176124215126038},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.6029497981071472},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.49530521035194397},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.4684614837169647},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.4590870141983032},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4389904737472534},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.380573034286499},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3412831425666809},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3011851906776428},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2288338541984558},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21799620985984802},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.19953283667564392},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.1649934947490692}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.8301365375518799},{"id":"https://openalex.org/C68649174","wikidata":"https://www.wikidata.org/wiki/Q1379116","display_name":"Base station","level":2,"score":0.7015299797058105},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6285866498947144},{"id":"https://openalex.org/C2781327853","wikidata":"https://www.wikidata.org/wiki/Q3552547","display_name":"User equipment","level":3,"score":0.6176124215126038},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.6029497981071472},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.49530521035194397},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.4684614837169647},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.4590870141983032},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4389904737472534},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.380573034286499},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3412831425666809},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3011851906776428},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2288338541984558},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21799620985984802},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.19953283667564392},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.1649934947490692},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","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}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/tsp.2023.3300633","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tsp.2023.3300633","pdf_url":"https://ieeexplore.ieee.org/ielx7/78/4359509/10206031.pdf","source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:cris.unibo.it:11585/960947","is_oa":true,"landing_page_url":"https://hdl.handle.net/11585/960947","pdf_url":"https://cris.unibo.it/bitstream/11585/960947/1/Two-Timescale_Joint_Precoding_Design_and_RIS_Optimization_for_User_Tracking_in_Near-Field_MIMO_Systems.pdf","source":{"id":"https://openalex.org/S4306402579","display_name":"Archivio istituzionale della ricerca (Alma Mater Studiorum Universit\u00e0 di Bologna)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210117483","host_organization_name":"Istituto di Ematologia di Bologna","host_organization_lineage":["https://openalex.org/I4210117483"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:usiena-air.unisi.it:11365/1249014","is_oa":false,"landing_page_url":"https://hdl.handle.net/11365/1249014","pdf_url":null,"source":{"id":"https://openalex.org/S4377196319","display_name":"Use Siena air (University of Siena)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I102064193","host_organization_name":"University of Siena","host_organization_lineage":["https://openalex.org/I102064193"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:usiena-air.unisi.it:11365/1253439","is_oa":true,"landing_page_url":"https://hdl.handle.net/11365/1253439","pdf_url":null,"source":{"id":"https://openalex.org/S4377196319","display_name":"Use Siena air (University of Siena)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I102064193","host_organization_name":"University of Siena","host_organization_lineage":["https://openalex.org/I102064193"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1109/tsp.2023.3300633","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tsp.2023.3300633","pdf_url":"https://ieeexplore.ieee.org/ielx7/78/4359509/10206031.pdf","source":{"id":"https://openalex.org/S168680287","display_name":"IEEE Transactions on Signal Processing","issn_l":"1053-587X","issn":["1053-587X","1941-0476"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.4000000059604645,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G7205771190","display_name":null,"funder_award_id":"PE00000001","funder_id":"https://openalex.org/F4320320300","funder_display_name":"European Commission"}],"funders":[{"id":"https://openalex.org/F4320313975","display_name":"Universit\u00e0 degli Studi di Siena","ror":"https://ror.org/01tevnk56"},{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4385517018.pdf","grobid_xml":"https://content.openalex.org/works/W4385517018.grobid-xml"},"referenced_works_count":49,"referenced_works":["https://openalex.org/W1965665622","https://openalex.org/W2028082528","https://openalex.org/W2040196349","https://openalex.org/W2104130465","https://openalex.org/W2238582461","https://openalex.org/W2292367606","https://openalex.org/W2296150501","https://openalex.org/W2389510147","https://openalex.org/W2594045169","https://openalex.org/W2963121727","https://openalex.org/W2963355537","https://openalex.org/W2968810373","https://openalex.org/W2980019716","https://openalex.org/W3038076970","https://openalex.org/W3040349383","https://openalex.org/W3084526413","https://openalex.org/W3092446067","https://openalex.org/W3121435115","https://openalex.org/W3121523871","https://openalex.org/W3128409631","https://openalex.org/W3133897697","https://openalex.org/W3134402693","https://openalex.org/W3154003282","https://openalex.org/W3164550829","https://openalex.org/W3167446209","https://openalex.org/W3177820584","https://openalex.org/W3185214877","https://openalex.org/W3188236023","https://openalex.org/W3189447947","https://openalex.org/W3200072585","https://openalex.org/W3202940227","https://openalex.org/W3206067242","https://openalex.org/W3206511420","https://openalex.org/W3214875997","https://openalex.org/W4200634239","https://openalex.org/W4205565670","https://openalex.org/W4213429876","https://openalex.org/W4226061238","https://openalex.org/W4226094259","https://openalex.org/W4226127627","https://openalex.org/W4254313632","https://openalex.org/W4285047796","https://openalex.org/W4285128867","https://openalex.org/W4285255953","https://openalex.org/W4293057728","https://openalex.org/W4293057977","https://openalex.org/W4295935103","https://openalex.org/W4312428106","https://openalex.org/W4312763750"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W2489379490","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W3190864439","https://openalex.org/W4386858283","https://openalex.org/W4315778014"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3,69],"propose":[4],"a":[5,27,43,124,164,181],"novel":[6],"framework":[7],"that":[8,49,71,126,134,154],"aims":[9],"to":[10,32,63,87],"jointly":[11],"design":[12],"the":[13,23,34,37,40,53,60,65,89,92,96,117,128,136,175],"reflection":[14],"coefficients":[15],"of":[16,26,36,42,91,177],"multiple":[17],"reconfigurable":[18],"intelligent":[19],"surfaces":[20],"(RISs)":[21],"and":[22,39,62,80,111,122,163],"precoding":[24,81],"strategy":[25,113,121],"single":[28,44],"base":[29],"station":[30],"(BS)":[31],"optimize":[33],"self-tracking":[35],"position":[38,98],"velocity":[41],"multi-antenna":[45],"user":[46],"equipment":[47],"(UE)":[48],"moves":[50],"either":[51],"in":[52,95,155,174],"far-":[54],"or":[55],"near-field":[56],"region.":[57],"Differently":[58],"from":[59],"literature,":[61],"keep":[64],"overall":[66],"complexity":[67],"affordable,":[68],"assume":[70],"RIS":[72,110],"optimization":[73,104],"is":[74,114,132,144],"performed":[75],"less":[76,178],"frequently":[77],"than":[78,179],"localization":[79],"adaptation.":[82],"The":[83],"proposed":[84],"procedure":[85],"leads":[86],"minimize":[88],"inverse":[90],"received":[93],"power":[94],"UE":[97],"uncertainty":[99],"area":[100],"between":[101],"two":[102],"subsequent":[103],"steps.":[105],"<p":[106],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[107],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">The":[108],"optimal":[109],"precoder":[112],"compared":[115],"with":[116,123,159],"classic":[118],"beam":[119],"focusing":[120],"scheme":[125],"maximizes":[127],"communication":[129],"rate.":[130],"It":[131],"shown":[133],"if":[135],"RISs":[137,166],"are":[138],"optimized":[139],"for":[140,148],"communications,":[141],"their":[142],"configuration":[143],"suboptimal":[145],"when":[146],"used":[147],"tracking":[149],"purposes.":[150],"Numerical":[151],"results":[152],"show":[153],"typical":[156],"indoor":[157],"environments":[158],"only":[160],"one":[161],"BS":[162],"few":[165],"operating":[167],"on":[168],"millimeter":[169],"waves,":[170],"high":[171],"location":[172],"accuracy":[173],"range":[176],"half":[180],"meter":[182],"can":[183],"be":[184],"achieved.":[185]},"counts_by_year":[{"year":2025,"cited_by_count":12},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2023-08-04T00:00:00"}
