{"id":"https://openalex.org/W1986389946","doi":"https://doi.org/10.1109/icc.2013.6655414","title":"Improper Gaussian signaling for the K-user SISO interference channel","display_name":"Improper Gaussian signaling for the K-user SISO interference channel","publication_year":2013,"publication_date":"2013-06-01","ids":{"openalex":"https://openalex.org/W1986389946","doi":"https://doi.org/10.1109/icc.2013.6655414","mag":"1986389946"},"language":"en","primary_location":{"id":"doi:10.1109/icc.2013.6655414","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2013.6655414","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5082336235","display_name":"Yong Zeng","orcid":"https://orcid.org/0000-0002-3670-0434"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Yong Zeng","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076091989","display_name":"Cenk M. Yeti\u015f","orcid":"https://orcid.org/0000-0002-6198-4555"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Cenk M. Yetis","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109431664","display_name":"Erry Gunawan","orcid":null},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Erry Gunawan","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100763983","display_name":"Yong Liang Guan","orcid":"https://orcid.org/0000-0002-9757-630X"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Yong Liang Guan","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]},{"raw_affiliation_string":"Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore, , Singapore","institution_ids":["https://openalex.org/I172675005"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100422102","display_name":"Rui Zhang","orcid":"https://orcid.org/0000-0002-8729-8393"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Rui Zhang","raw_affiliation_strings":["ECE Department, National University of Singapore","ECE Dept., Nat. Univ. of Singapore, Singapore, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ECE Department, National University of Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"ECE Dept., Nat. Univ. of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.8106,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.64460099,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2","issue":null,"first_page":"5219","last_page":"5223"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","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/T10964","display_name":"Wireless Communication Security Techniques","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/T10148","display_name":"Advanced MIMO Systems Optimization","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/T11392","display_name":"Energy Harvesting in Wireless Networks","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"}}],"keywords":[{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.7033730149269104},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.6966639161109924},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.5301523804664612},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4783318042755127},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.475053071975708},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.44972869753837585},{"id":"https://openalex.org/keywords/relaxation","display_name":"Relaxation (psychology)","score":0.4475126266479492},{"id":"https://openalex.org/keywords/gaussian-noise","display_name":"Gaussian noise","score":0.44356513023376465},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4128153920173645},{"id":"https://openalex.org/keywords/complex-normal-distribution","display_name":"Complex normal distribution","score":0.4112108647823334},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3743132948875427},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.3705289661884308},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2357584834098816},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16297796368598938},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.10585939884185791},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10119184851646423}],"concepts":[{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.7033730149269104},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.6966639161109924},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.5301523804664612},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4783318042755127},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.475053071975708},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.44972869753837585},{"id":"https://openalex.org/C2776029896","wikidata":"https://www.wikidata.org/wiki/Q3935810","display_name":"Relaxation (psychology)","level":2,"score":0.4475126266479492},{"id":"https://openalex.org/C4199805","wikidata":"https://www.wikidata.org/wiki/Q2725903","display_name":"Gaussian noise","level":2,"score":0.44356513023376465},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4128153920173645},{"id":"https://openalex.org/C201080289","wikidata":"https://www.wikidata.org/wiki/Q5156587","display_name":"Complex normal distribution","level":3,"score":0.4112108647823334},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3743132948875427},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.3705289661884308},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2357584834098816},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16297796368598938},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.10585939884185791},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10119184851646423},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icc.2013.6655414","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icc.2013.6655414","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Conference on Communications (ICC)","raw_type":"proceedings-article"},{"id":"pmh:oai:scholarbank.nus.edu.sg:10635/70547","is_oa":false,"landing_page_url":"http://scholarbank.nus.edu.sg/handle/10635/70547","pdf_url":null,"source":{"id":"https://openalex.org/S7407052290","display_name":"National University of Singapore","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Scopus","raw_type":"Conference Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1996124484","https://openalex.org/W1996215314","https://openalex.org/W2054339928","https://openalex.org/W2105147943","https://openalex.org/W2109005286","https://openalex.org/W2112820013","https://openalex.org/W2128019556","https://openalex.org/W2128662532","https://openalex.org/W2131350052","https://openalex.org/W2134376819","https://openalex.org/W2136180028","https://openalex.org/W2144000019","https://openalex.org/W2150586017","https://openalex.org/W2157989362","https://openalex.org/W2963542072","https://openalex.org/W4205417298","https://openalex.org/W4250589301"],"related_works":["https://openalex.org/W2788344745","https://openalex.org/W2062336688","https://openalex.org/W1970319972","https://openalex.org/W2953254336","https://openalex.org/W2112030392","https://openalex.org/W2386924661","https://openalex.org/W2356031249","https://openalex.org/W2085596202","https://openalex.org/W1983673758","https://openalex.org/W4230188731"],"abstract_inverted_index":{"This":[0],"paper":[1],"studies":[2],"the":[3,7,16,42,47,58,73,76,81,108,122,127,133,136,140],"transmit":[4,33],"optimization":[5,34],"for":[6,139],"K-user":[8,82,141],"Gaussian":[9,20,30,37,54,69,145],"single-input":[10],"single-output":[11],"interference":[12,17],"channel":[13],"(SISO-IC),":[14],"with":[15,35,143],"treated":[18],"as":[19,45],"noise":[21],"and":[22,98,124],"by":[23,86],"applying":[24,107],"improper":[25,36,144],"or":[26,50],"circularly":[27,51],"asymmetric":[28],"complex":[29,53],"signaling.":[31,70,146],"The":[32],"signaling":[38],"involves":[39],"not":[40],"only":[41],"signal":[43,59],"covariance":[44,123],"in":[46,67],"conventional":[48],"proper":[49,68],"symmetric":[52],"signaling,":[55],"but":[56],"also":[57],"pseudo-covariance,":[60],"which":[61,95,119],"is":[62,84],"conventionally":[63],"set":[64],"to":[65,101],"zero":[66],"By":[71,106],"utilizing":[72],"rate-profile":[74],"method,":[75],"achievable":[77],"rate":[78],"region":[79],"of":[80,90,126,135],"SISO-IC":[83,142],"characterized":[85],"solving":[87],"a":[88],"sequence":[89],"minimum-weighted-rate":[91],"maximization":[92],"(MinWR-Max)":[93],"problems,":[94],"are":[96],"non-convex":[97],"thus":[99],"difficult":[100],"be":[102],"solved":[103],"globally":[104],"optimally.":[105],"semidefinite":[109],"relaxation":[110],"(SDR)":[111],"technique,":[112],"we":[113],"propose":[114],"an":[115],"efficient":[116],"approximate":[117],"solution,":[118],"jointly":[120],"optimizes":[121],"pseudo-covariance":[125],"transmitted":[128],"signals.":[129],"Simulation":[130],"results":[131],"demonstrate":[132],"effectiveness":[134],"proposed":[137],"algorithm":[138]},"counts_by_year":[{"year":2020,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}