{"id":"https://openalex.org/W4210689353","doi":"https://doi.org/10.1109/lsp.2022.3147139","title":"Joint Transmit and Reflective Beamformer Design for Secure Estimation in IRS-Aided WSNs","display_name":"Joint Transmit and Reflective Beamformer Design for Secure Estimation in IRS-Aided WSNs","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4210689353","doi":"https://doi.org/10.1109/lsp.2022.3147139"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2022.3147139","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2022.3147139","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","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/A5055534549","display_name":"Mohammad Faisal Ahmed","orcid":"https://orcid.org/0000-0002-9004-1660"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mohammad Faisal Ahmed","raw_affiliation_strings":["Cisco Systems India Pvt. Ltd., Bengaluru, India"],"raw_orcid":"https://orcid.org/0000-0002-9004-1660","affiliations":[{"raw_affiliation_string":"Cisco Systems India Pvt. Ltd., Bengaluru, India","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008632201","display_name":"Kunwar Pritiraj Rajput","orcid":"https://orcid.org/0000-0001-5411-6269"},"institutions":[{"id":"https://openalex.org/I94234084","display_name":"Indian Institute of Technology Kanpur","ror":"https://ror.org/05pjsgx75","country_code":"IN","type":"education","lineage":["https://openalex.org/I94234084"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Kunwar Pritiraj Rajput","raw_affiliation_strings":["Department of Electrical Engineering, Indian Institute of Technology Kanpur, Kanpur, India"],"raw_orcid":"https://orcid.org/0000-0001-5411-6269","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Kanpur, Kanpur, India","institution_ids":["https://openalex.org/I94234084"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031758842","display_name":"Naveen K. D. Venkategowda","orcid":"https://orcid.org/0000-0001-8145-7392"},"institutions":[{"id":"https://openalex.org/I102134673","display_name":"Link\u00f6ping University","ror":"https://ror.org/05ynxx418","country_code":"SE","type":"education","lineage":["https://openalex.org/I102134673"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Naveen K. D. Venkategowda","raw_affiliation_strings":["Department of Science and Technology, Linköping University, Norrköping, Sweden"],"raw_orcid":"https://orcid.org/0000-0001-8145-7392","affiliations":[{"raw_affiliation_string":"Department of Science and Technology, Linköping University, Norrköping, Sweden","institution_ids":["https://openalex.org/I102134673"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082119521","display_name":"Kumar Vijay Mishra","orcid":"https://orcid.org/0000-0002-5386-609X"},"institutions":[{"id":"https://openalex.org/I166416128","display_name":"DEVCOM Army Research Laboratory","ror":"https://ror.org/011hc8f90","country_code":"US","type":"government","lineage":["https://openalex.org/I1304082316","https://openalex.org/I1330347796","https://openalex.org/I166416128","https://openalex.org/I2802705668","https://openalex.org/I4210154437"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Kumar Vijay Mishra","raw_affiliation_strings":["United States CCDC Army Research Laboratory, Adelphi, MD, USA"],"raw_orcid":"https://orcid.org/0000-0002-5386-609X","affiliations":[{"raw_affiliation_string":"United States CCDC Army Research Laboratory, Adelphi, MD, USA","institution_ids":["https://openalex.org/I166416128"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021662164","display_name":"Aditya K. Jagannatham","orcid":"https://orcid.org/0000-0003-1594-5181"},"institutions":[{"id":"https://openalex.org/I94234084","display_name":"Indian Institute of Technology Kanpur","ror":"https://ror.org/05pjsgx75","country_code":"IN","type":"education","lineage":["https://openalex.org/I94234084"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Aditya K. Jagannatham","raw_affiliation_strings":["Department of Electrical Engineering, Indian Institute of Technology Kanpur, Kanpur, India"],"raw_orcid":"https://orcid.org/0000-0003-1594-5181","affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Kanpur, Kanpur, India","institution_ids":["https://openalex.org/I94234084"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.0312,"has_fulltext":false,"cited_by_count":25,"citation_normalized_percentile":{"value":0.86282357,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"29","issue":null,"first_page":"692","last_page":"696"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9977999925613403,"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/T10964","display_name":"Wireless Communication Security Techniques","score":0.9962000250816345,"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/eavesdropping","display_name":"Eavesdropping","score":0.7839080095291138},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7111198902130127},{"id":"https://openalex.org/keywords/transmitter-power-output","display_name":"Transmitter power output","score":0.7040596008300781},{"id":"https://openalex.org/keywords/fusion-center","display_name":"Fusion center","score":0.6172165870666504},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.5574025511741638},{"id":"https://openalex.org/keywords/physical-layer","display_name":"Physical layer","score":0.5426315665245056},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.5322090983390808},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.49745872616767883},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.4751403331756592},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.4521099627017975},{"id":"https://openalex.org/keywords/artificial-noise","display_name":"Artificial noise","score":0.4517369866371155},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3850661516189575},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.3711092472076416},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.340983510017395},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.32909518480300903},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2528534531593323},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15825310349464417},{"id":"https://openalex.org/keywords/transmitter","display_name":"Transmitter","score":0.13237708806991577},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.12260422110557556},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.09711167216300964},{"id":"https://openalex.org/keywords/cognitive-radio","display_name":"Cognitive radio","score":0.07439708709716797}],"concepts":[{"id":"https://openalex.org/C2776788033","wikidata":"https://www.wikidata.org/wiki/Q320769","display_name":"Eavesdropping","level":2,"score":0.7839080095291138},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7111198902130127},{"id":"https://openalex.org/C65422117","wikidata":"https://www.wikidata.org/wiki/Q358527","display_name":"Transmitter power output","level":4,"score":0.7040596008300781},{"id":"https://openalex.org/C2781234732","wikidata":"https://www.wikidata.org/wiki/Q943505","display_name":"Fusion center","level":4,"score":0.6172165870666504},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.5574025511741638},{"id":"https://openalex.org/C19247436","wikidata":"https://www.wikidata.org/wiki/Q192727","display_name":"Physical layer","level":3,"score":0.5426315665245056},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5322090983390808},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.49745872616767883},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.4751403331756592},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.4521099627017975},{"id":"https://openalex.org/C2780909371","wikidata":"https://www.wikidata.org/wiki/Q4801092","display_name":"Artificial noise","level":4,"score":0.4517369866371155},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3850661516189575},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.3711092472076416},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.340983510017395},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.32909518480300903},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2528534531593323},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15825310349464417},{"id":"https://openalex.org/C47798520","wikidata":"https://www.wikidata.org/wiki/Q190157","display_name":"Transmitter","level":3,"score":0.13237708806991577},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.12260422110557556},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.09711167216300964},{"id":"https://openalex.org/C149946192","wikidata":"https://www.wikidata.org/wiki/Q3235733","display_name":"Cognitive radio","level":3,"score":0.07439708709716797},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2022.3147139","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2022.3147139","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"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 Signal Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.4399999976158142,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W1565176535","https://openalex.org/W1996215314","https://openalex.org/W2014094736","https://openalex.org/W2043769961","https://openalex.org/W2113642685","https://openalex.org/W2396273139","https://openalex.org/W2531931725","https://openalex.org/W2616747941","https://openalex.org/W2789525632","https://openalex.org/W2795059371","https://openalex.org/W2901117815","https://openalex.org/W2920685812","https://openalex.org/W2957915633","https://openalex.org/W2963175940","https://openalex.org/W2967673697","https://openalex.org/W2969424089","https://openalex.org/W2972473258","https://openalex.org/W3004201425","https://openalex.org/W3009563387","https://openalex.org/W3012541498","https://openalex.org/W3018707485","https://openalex.org/W3045295509","https://openalex.org/W3091868255","https://openalex.org/W3105416149","https://openalex.org/W3114508073","https://openalex.org/W3116885959","https://openalex.org/W3119152637","https://openalex.org/W3119981021","https://openalex.org/W3124954177","https://openalex.org/W3195542062","https://openalex.org/W3199434555","https://openalex.org/W4205859493","https://openalex.org/W4210730560","https://openalex.org/W4225300136","https://openalex.org/W4285074088","https://openalex.org/W6782723487","https://openalex.org/W6789654153"],"related_works":["https://openalex.org/W1993671760","https://openalex.org/W2376754011","https://openalex.org/W3026778509","https://openalex.org/W2462883630","https://openalex.org/W3026705917","https://openalex.org/W2516026999","https://openalex.org/W2155410265","https://openalex.org/W2769689807","https://openalex.org/W3188430173","https://openalex.org/W4287776800"],"abstract_inverted_index":{"Wireless":[0],"sensor":[1,10],"networks":[2],"(WSNs)":[3],"are":[4],"vulnerable":[5],"to":[6,90,103],"eavesdropping":[7],"as":[8],"the":[9,51,56,76,83,88,92,100,121],"nodes":[11],"(SNs)":[12],"communicate":[13],"over":[14],"an":[15,59],"open":[16],"radio":[17],"channel.":[18],"Intelligent":[19],"reflecting":[20],"surface":[21],"(IRS)":[22],"technology":[23],"can":[24],"be":[25],"leveraged":[26],"for":[27,46],"physical":[28],"layer":[29],"security":[30,118],"in":[31,55,62],"WSNs.":[32],"In":[33],"this":[34],"letter,":[35],"we":[36],"propose":[37],"a":[38,63,67],"joint":[39],"transmit":[40,77,104],"and":[41,82,106,117],"reflective":[42],"beamformer":[43,78],"(JTRB)":[44],"design":[45],"secure":[47],"parameter":[48,97],"estimation":[49],"at":[50,79,87,99],"fusion":[52],"center":[53],"(FC)":[54],"presence":[57],"of":[58,120],"eavesdropper":[60],"(ED)":[61],"WSN.":[64],"We":[65],"develop":[66],"semidefinite":[68],"relaxation":[69],"(SDR)-based":[70],"iterative":[71],"algorithm,":[72],"which":[73],"alternately":[74],"yields":[75],"each":[80],"SN":[81],"corresponding":[84],"reflection":[85],"phases":[86],"IRS,":[89],"achieve":[91],"minimum":[93],"mean-squared":[94],"error":[95],"(MSE)":[96],"estimate":[98],"FC,":[101],"subject":[102],"power":[105],"ED":[107],"signal-to-noise":[108],"ratio":[109],"constraints.":[110],"Our":[111],"simulation":[112],"results":[113],"demonstrate":[114],"robust":[115],"MSE":[116],"performance":[119],"proposed":[122],"IRS-based":[123],"JTRB":[124],"technique.":[125]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":7}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}