{"id":"https://openalex.org/W1673856462","doi":"https://doi.org/10.1109/isit.2015.7282447","title":"Upper bounds on the sum capacity of the K-user Gaussian interference channel","display_name":"Upper bounds on the sum capacity of the K-user Gaussian interference channel","publication_year":2015,"publication_date":"2015-06-01","ids":{"openalex":"https://openalex.org/W1673856462","doi":"https://doi.org/10.1109/isit.2015.7282447","mag":"1673856462"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2015.7282447","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2015.7282447","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Symposium on Information Theory (ISIT)","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/A5101750764","display_name":"Junyoung Nam","orcid":"https://orcid.org/0000-0003-3439-5533"},"institutions":[{"id":"https://openalex.org/I142401562","display_name":"Electronics and Telecommunications Research Institute","ror":"https://ror.org/03ysstz10","country_code":"KR","type":"facility","lineage":["https://openalex.org/I142401562","https://openalex.org/I2801339556","https://openalex.org/I4210144908","https://openalex.org/I4387152098"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Junyoung Nam","raw_affiliation_strings":["Wireless Communications Division, Electronics and Telecommunications Research Institute (ETRI), Daejeon, Korea","[Wireless Communications Division, Electronics and Telecommunications Research Institute (ETRI), Daejeon, Korea]"],"affiliations":[{"raw_affiliation_string":"Wireless Communications Division, Electronics and Telecommunications Research Institute (ETRI), Daejeon, Korea","institution_ids":["https://openalex.org/I142401562"]},{"raw_affiliation_string":"[Wireless Communications Division, Electronics and Telecommunications Research Institute (ETRI), Daejeon, Korea]","institution_ids":["https://openalex.org/I142401562"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5101750764"],"corresponding_institution_ids":["https://openalex.org/I142401562"],"apc_list":null,"apc_paid":null,"fwci":0.1973,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.5668596,"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":"211","last_page":"215"},"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":0.9987000226974487,"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":0.9983999729156494,"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/channel-capacity","display_name":"Channel capacity","score":0.707219123840332},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6673314571380615},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.611960768699646},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.5464734435081482},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5349200367927551},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.520574152469635},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4948846697807312},{"id":"https://openalex.org/keywords/limit","display_name":"Limit (mathematics)","score":0.49142467975616455},{"id":"https://openalex.org/keywords/degrees-of-freedom","display_name":"Degrees of freedom (physics and chemistry)","score":0.4779205918312073},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.46225565671920776},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.4402048587799072},{"id":"https://openalex.org/keywords/additive-white-gaussian-noise","display_name":"Additive white Gaussian noise","score":0.43155354261398315},{"id":"https://openalex.org/keywords/capacity-planning","display_name":"Capacity planning","score":0.4176618158817291},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3999290466308594},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.37877142429351807},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.359866201877594},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.3564862608909607},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2279684841632843},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.19375121593475342},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.17040657997131348},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.12002471089363098},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.0580424964427948}],"concepts":[{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.707219123840332},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6673314571380615},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.611960768699646},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.5464734435081482},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5349200367927551},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.520574152469635},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4948846697807312},{"id":"https://openalex.org/C151201525","wikidata":"https://www.wikidata.org/wiki/Q177239","display_name":"Limit (mathematics)","level":2,"score":0.49142467975616455},{"id":"https://openalex.org/C208081375","wikidata":"https://www.wikidata.org/wiki/Q274502","display_name":"Degrees of freedom (physics and chemistry)","level":2,"score":0.4779205918312073},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.46225565671920776},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.4402048587799072},{"id":"https://openalex.org/C169334058","wikidata":"https://www.wikidata.org/wiki/Q353292","display_name":"Additive white Gaussian noise","level":3,"score":0.43155354261398315},{"id":"https://openalex.org/C2781007418","wikidata":"https://www.wikidata.org/wiki/Q1456934","display_name":"Capacity planning","level":2,"score":0.4176618158817291},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3999290466308594},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.37877142429351807},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.359866201877594},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3564862608909607},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2279684841632843},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.19375121593475342},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.17040657997131348},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.12002471089363098},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0580424964427948},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2015.7282447","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2015.7282447","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.6899999976158142,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1979408141","https://openalex.org/W2000705825","https://openalex.org/W2012315836","https://openalex.org/W2029558701","https://openalex.org/W2037811483","https://openalex.org/W2100842176","https://openalex.org/W2109962983","https://openalex.org/W2130781639","https://openalex.org/W2136180028","https://openalex.org/W2144094762","https://openalex.org/W2147775941","https://openalex.org/W2148402849","https://openalex.org/W2157989362","https://openalex.org/W2178645062","https://openalex.org/W2950379436","https://openalex.org/W3106263997","https://openalex.org/W6785929478"],"related_works":["https://openalex.org/W3090071501","https://openalex.org/W2165991268","https://openalex.org/W2015705343","https://openalex.org/W4244093570","https://openalex.org/W1987120480","https://openalex.org/W2301162158","https://openalex.org/W1682736069","https://openalex.org/W2091911601","https://openalex.org/W2566422402","https://openalex.org/W3080706308"],"abstract_inverted_index":{"The":[0,26],"capacity":[1,18,33,57,70,84,102],"region":[2],"of":[3,46,85],"the":[4,30,36,44,49,69,83,86],"K-user":[5,37,87],"Gaussian":[6],"interference":[7],"channel":[8,91],"(GIC)":[9],"is":[10],"a":[11,95],"long-standing":[12],"open":[13],"problem":[14,45],"and":[15,98],"even":[16],"useful":[17],"outer":[19],"bounds":[20,81],"are":[21],"little":[22],"known":[23],"in":[24,48,67],"general.":[25],"significant":[27],"progress":[28],"on":[29,82,101],"degrees-of-freedom":[31],"(DoF)":[32],"approximation":[34,58],"for":[35],"GIC":[38,88],"has":[39,59],"provided":[40],"new":[41,79],"insights":[42],"into":[43],"interest":[47],"high":[50],"signal-to-noise":[51],"ratio":[52],"(SNR)":[53],"limit.":[54],"However,":[55],"such":[56],"been":[60],"recently":[61],"observed":[62],"to":[63,93],"reveal":[64],"some":[65],"limitations":[66],"predicting":[68],"at":[71,104],"realistic":[72],"SNR.":[73,106],"In":[74],"this":[75],"work,":[76],"we":[77],"derive":[78],"upper":[80],"with":[89],"complex":[90],"gains":[92],"provide":[94],"more":[96],"accurate":[97],"concrete":[99],"perspective":[100],"behaviors":[103],"finite":[105]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
