{"id":"https://openalex.org/W2969094614","doi":"https://doi.org/10.1109/access.2019.2935798","title":"Robust Secrecy Energy Efficiency Optimization for Wireless Powered Heterogeneous Networks Using Distributed ADMM Algorithm","display_name":"Robust Secrecy Energy Efficiency Optimization for Wireless Powered Heterogeneous Networks Using Distributed ADMM Algorithm","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2969094614","doi":"https://doi.org/10.1109/access.2019.2935798","mag":"2969094614"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2935798","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2935798","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08804178.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08804178.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":null,"display_name":"Bo Zhang","orcid":"https://orcid.org/0000-0002-5328-9712"},"institutions":[{"id":"https://openalex.org/I169689159","display_name":"PLA Information Engineering University","ror":"https://ror.org/00mm1qk40","country_code":"CN","type":"education","lineage":["https://openalex.org/I169689159"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Bo Zhang","raw_affiliation_strings":["Information Engineering University, Zhengzhou, China","ORCiD"],"affiliations":[{"raw_affiliation_string":"Information Engineering University, Zhengzhou, China","institution_ids":["https://openalex.org/I169689159"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100365139","display_name":"Bin Li","orcid":"https://orcid.org/0000-0002-0827-7018"},"institutions":[{"id":"https://openalex.org/I200845125","display_name":"Nanjing University of Information Science and Technology","ror":"https://ror.org/02y0rxk19","country_code":"CN","type":"education","lineage":["https://openalex.org/I200845125"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bin Li","raw_affiliation_strings":["School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing, China","ORCiD"],"affiliations":[{"raw_affiliation_string":"School of Computer and Software, Nanjing University of Information Science and Technology, Nanjing, China","institution_ids":["https://openalex.org/I200845125"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079614008","display_name":"Kaizhi Huang","orcid":"https://orcid.org/0000-0002-7084-3826"},"institutions":[{"id":"https://openalex.org/I169689159","display_name":"PLA Information Engineering University","ror":"https://ror.org/00mm1qk40","country_code":"CN","type":"education","lineage":["https://openalex.org/I169689159"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaizhi Huang","raw_affiliation_strings":["Information Engineering University, Zhengzhou, China","ORCiD"],"affiliations":[{"raw_affiliation_string":"Information Engineering University, Zhengzhou, China","institution_ids":["https://openalex.org/I169689159"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100350978","display_name":"Zhong Zhou","orcid":"https://orcid.org/0009-0004-0461-041X"},"institutions":[{"id":"https://openalex.org/I169689159","display_name":"PLA Information Engineering University","ror":"https://ror.org/00mm1qk40","country_code":"CN","type":"education","lineage":["https://openalex.org/I169689159"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhou Zhong","raw_affiliation_strings":["Information Engineering University, Zhengzhou, China"],"affiliations":[{"raw_affiliation_string":"Information Engineering University, Zhengzhou, China","institution_ids":["https://openalex.org/I169689159"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022517515","display_name":"Lijian Zhang","orcid":"https://orcid.org/0000-0002-3247-9189"},"institutions":[{"id":"https://openalex.org/I4210113342","display_name":"Systems Engineering Society of China","ror":"https://ror.org/024pse488","country_code":"CN","type":"other","lineage":["https://openalex.org/I4210113342"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lijian Zhang","raw_affiliation_strings":["Institute of Systems Engineering, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Systems Engineering, Beijing, China","institution_ids":["https://openalex.org/I4210113342"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005456828","display_name":"Zesong Fei","orcid":"https://orcid.org/0000-0002-7576-625X"},"institutions":[{"id":"https://openalex.org/I125839683","display_name":"Beijing Institute of Technology","ror":"https://ror.org/01skt4w74","country_code":"CN","type":"education","lineage":["https://openalex.org/I125839683","https://openalex.org/I890469752"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zesong Fei","raw_affiliation_strings":["School of Information and Electronics, Beijing Institute of Technology, Beijing, China","ORCiD"],"affiliations":[{"raw_affiliation_string":"School of Information and Electronics, Beijing Institute of Technology, Beijing, China","institution_ids":["https://openalex.org/I125839683"]},{"raw_affiliation_string":"ORCiD","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I169689159"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.2421,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.55459624,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":96},"biblio":{"volume":"7","issue":null,"first_page":"116277","last_page":"116294"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":1.0,"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/T11392","display_name":"Energy Harvesting in Wireless Networks","score":1.0,"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":0.9994999766349792,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9987999796867371,"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/computer-science","display_name":"Computer science","score":0.8248258829116821},{"id":"https://openalex.org/keywords/wireless","display_name":"Wireless","score":0.5821739435195923},{"id":"https://openalex.org/keywords/secrecy","display_name":"Secrecy","score":0.5270738005638123},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.502901017665863},{"id":"https://openalex.org/keywords/efficient-energy-use","display_name":"Efficient energy use","score":0.485359787940979},{"id":"https://openalex.org/keywords/distributed-algorithm","display_name":"Distributed algorithm","score":0.47399795055389404},{"id":"https://openalex.org/keywords/wireless-sensor-network","display_name":"Wireless sensor network","score":0.4596855342388153},{"id":"https://openalex.org/keywords/wireless-network","display_name":"Wireless network","score":0.45544078946113586},{"id":"https://openalex.org/keywords/optimization-algorithm","display_name":"Optimization algorithm","score":0.45009028911590576},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.4466281235218048},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4216681122779846},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36274033784866333},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.18087786436080933},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14225909113883972},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.13521847128868103},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.06425395607948303},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.05928125977516174}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8248258829116821},{"id":"https://openalex.org/C555944384","wikidata":"https://www.wikidata.org/wiki/Q249","display_name":"Wireless","level":2,"score":0.5821739435195923},{"id":"https://openalex.org/C2776452267","wikidata":"https://www.wikidata.org/wiki/Q1503443","display_name":"Secrecy","level":2,"score":0.5270738005638123},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.502901017665863},{"id":"https://openalex.org/C2742236","wikidata":"https://www.wikidata.org/wiki/Q924713","display_name":"Efficient energy use","level":2,"score":0.485359787940979},{"id":"https://openalex.org/C130120984","wikidata":"https://www.wikidata.org/wiki/Q2835898","display_name":"Distributed algorithm","level":2,"score":0.47399795055389404},{"id":"https://openalex.org/C24590314","wikidata":"https://www.wikidata.org/wiki/Q336038","display_name":"Wireless sensor network","level":2,"score":0.4596855342388153},{"id":"https://openalex.org/C108037233","wikidata":"https://www.wikidata.org/wiki/Q11375","display_name":"Wireless network","level":3,"score":0.45544078946113586},{"id":"https://openalex.org/C2987595161","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Optimization algorithm","level":2,"score":0.45009028911590576},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.4466281235218048},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4216681122779846},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36274033784866333},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.18087786436080933},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14225909113883972},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.13521847128868103},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.06425395607948303},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.05928125977516174},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2935798","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2935798","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08804178.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:decc61a9894c455d94a5e8a1da97da1c","is_oa":true,"landing_page_url":"https://doaj.org/article/decc61a9894c455d94a5e8a1da97da1c","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 116277-116294 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2935798","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2935798","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08804178.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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 Access","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.9100000262260437,"display_name":"Affordable and clean energy"}],"awards":[{"id":"https://openalex.org/G1007040778","display_name":null,"funder_award_id":"61871032","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1007721318","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320327518","funder_display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions"},{"id":"https://openalex.org/G1023919524","display_name":null,"funder_award_id":", Grant","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1121271761","display_name":null,"funder_award_id":"Program","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1231421488","display_name":null,"funder_award_id":"under","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G1522862786","display_name":null,"funder_award_id":"1521003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4020255992","display_name":null,"funder_award_id":"Project","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4137032510","display_name":null,"funder_award_id":"61521003","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4399042629","display_name":null,"funder_award_id":"61701538","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G510000414","display_name":null,"funder_award_id":"1701538","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7174558747","display_name":null,"funder_award_id":"Group","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7342455266","display_name":null,"funder_award_id":"(PAPD)","funder_id":"https://openalex.org/F4320327518","funder_display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions"},{"id":"https://openalex.org/G7804290710","display_name":null,"funder_award_id":"61871404","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327518","display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2969094614.pdf","grobid_xml":"https://content.openalex.org/works/W2969094614.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W1514829034","https://openalex.org/W1889296357","https://openalex.org/W2042599231","https://openalex.org/W2051975632","https://openalex.org/W2081191276","https://openalex.org/W2126423090","https://openalex.org/W2162678712","https://openalex.org/W2342678480","https://openalex.org/W2418032643","https://openalex.org/W2508703576","https://openalex.org/W2516395429","https://openalex.org/W2520320049","https://openalex.org/W2583634645","https://openalex.org/W2597376010","https://openalex.org/W2609769434","https://openalex.org/W2614741889","https://openalex.org/W2628326613","https://openalex.org/W2725177581","https://openalex.org/W2730974352","https://openalex.org/W2778346635","https://openalex.org/W2783018893","https://openalex.org/W2783236638","https://openalex.org/W2797813689","https://openalex.org/W2832715475","https://openalex.org/W2897987714","https://openalex.org/W2919444116","https://openalex.org/W2935238463","https://openalex.org/W2962926283","https://openalex.org/W3099417032","https://openalex.org/W3105029455","https://openalex.org/W4292363360","https://openalex.org/W6761017409"],"related_works":["https://openalex.org/W2493929861","https://openalex.org/W2016567611","https://openalex.org/W2475541339","https://openalex.org/W565335793","https://openalex.org/W2363071176","https://openalex.org/W2107199751","https://openalex.org/W4243812570","https://openalex.org/W4300441478","https://openalex.org/W2062965938","https://openalex.org/W99756173"],"abstract_inverted_index":{"Under":[0],"the":[1,12,20,53,83,89,98,104,109,118,123,129,132,138,174,193,224,227],"case":[2],"of":[3,40,86,122,134,137,188,195,226],"imperfect":[4],"channel":[5],"state":[6],"information":[7,28,65,85,100,120,196],"(CSI),":[8],"this":[9,169],"paper":[10],"investigates":[11],"robust":[13],"secrecy":[14,110],"energy":[15,71],"efficiency":[16],"(SEE)":[17],"optimization":[18],"for":[19,101],"heterogeneous":[21],"networks":[22],"(HeNets)":[23],"supported":[24],"by":[25,157],"simultaneous":[26],"wireless":[27],"and":[29,46,68,88,125,163,179,235],"power":[30],"transfer.":[31],"Specifically,":[32],"we":[33,171,201],"first":[34],"consider":[35],"a":[36,41,75,93,144,185,203,216],"two-tier":[37],"HeNet":[38],"composed":[39],"macrocell":[42,57],"base":[43,49],"station":[44],"(MBS)":[45],"several":[47],"femtocell":[48],"stations":[50],"(FBSs),":[51],"where":[52],"MBS":[54,124],"serves":[55,63],"multiple":[56],"users":[58],"(MUs)":[59],"while":[60],"each":[61],"FBS":[62],"an":[64,69],"receiver":[66,72],"(IR)":[67],"multiple-antenna":[70,77],"(ER).":[73],"Meanwhile,":[74],"malicious":[76],"eavesdropper":[78],"(Eve)":[79],"attempts":[80],"to":[81,96,173,183,191],"wiretap":[82],"downlink":[84,119],"MUs":[87],"ER":[90],"acts":[91],"as":[92],"potential":[94],"Eve":[95],"eavesdrop":[97],"confidential":[99],"IR":[102],"in":[103],"same":[105],"femtocell.":[106],"To":[107,168],"enhance":[108],"performance,":[111],"artificial":[112],"noise":[113],"(AN)":[114],"is":[115,141,161],"injected":[116],"into":[117],"beams":[121],"FBSs.":[126],"By":[127],"considering":[128],"user":[130],"fairness,":[131],"problem":[133,152],"SEE":[135],"maximization":[136],"whole":[139],"network":[140],"formulated":[142],"via":[143],"cross-tier":[145,230],"multi-cell":[146,231],"coordinated":[147,199,232],"beamforming":[148,233],"design.":[149,238],"The":[150],"resulting":[151],"contains":[153],"infinite":[154],"constraints":[155],"caused":[156],"CSI":[158],"error,":[159],"which":[160],"nonconvex":[162],"cannot":[164],"be":[165],"solved":[166],"directly.":[167],"regard,":[170],"resort":[172],"successive":[175],"convex":[176],"approximation,":[177],"S-procedure":[178],"semi-definite":[180],"relaxation":[181],"techniques":[182],"obtain":[184],"solvable":[186],"form":[187],"it.":[189],"Furthermore,":[190],"reduce":[192],"overhead":[194],"exchange":[197],"among":[198],"BSs,":[200],"develop":[202],"distributed":[204,236],"solution":[205],"based":[206],"on":[207],"alternative":[208],"direction":[209],"multiplier":[210],"method":[211],"(ADMM)":[212],"that":[213],"can":[214],"achieve":[215],"good":[217],"approximation":[218],"performance.":[219],"Finally,":[220],"simulation":[221],"results":[222],"verify":[223],"validity":[225],"proposed":[228],"AN-aided":[229],"design":[234],"ADMM-based":[237]},"counts_by_year":[{"year":2022,"cited_by_count":2}],"updated_date":"2026-04-15T08:11:43.952461","created_date":"2025-10-10T00:00:00"}
