{"id":"https://openalex.org/W1987172475","doi":"https://doi.org/10.1109/ita.2010.5454075","title":"A new sufficient condition for sum-rate tightness of quadratic Gaussian MT source coding","display_name":"A new sufficient condition for sum-rate tightness of quadratic Gaussian MT source coding","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W1987172475","doi":"https://doi.org/10.1109/ita.2010.5454075","mag":"1987172475"},"language":"en","primary_location":{"id":"doi:10.1109/ita.2010.5454075","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ita.2010.5454075","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 Information Theory and Applications Workshop (ITA)","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/A5100397568","display_name":"Yang Yang","orcid":"https://orcid.org/0000-0002-3530-3525"},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Yang Yang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Texas A and M University, College Station, TX, USA","Department of Electrical and Computer Engineering, Texas A&M University, College station, TX 77843"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A and M University, College Station, TX, USA","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A&M University, College station, TX 77843","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100703812","display_name":"Yifu Zhang","orcid":"https://orcid.org/0000-0002-7234-7404"},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yifu Zhang","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Texas A and M University, College Station, TX, USA","Department of Electrical and Computer Engineering, Texas A&M University, College station, TX 77843"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A and M University, College Station, TX, USA","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A&M University, College station, TX 77843","institution_ids":["https://openalex.org/I91045830"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058154161","display_name":"Zixiang Xiong","orcid":"https://orcid.org/0000-0002-4714-3311"},"institutions":[{"id":"https://openalex.org/I91045830","display_name":"Texas A&M University","ror":"https://ror.org/01f5ytq51","country_code":"US","type":"education","lineage":["https://openalex.org/I91045830"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zixiang Xiong","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Texas A and M University, College Station, TX, USA","Department of Electrical and Computer Engineering, Texas A&M University, College station, TX 77843"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A and M University, College Station, TX, USA","institution_ids":["https://openalex.org/I91045830"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Texas A&M University, College station, TX 77843","institution_ids":["https://openalex.org/I91045830"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100397568"],"corresponding_institution_ids":["https://openalex.org/I91045830"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.07209201,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","score":0.9997000098228455,"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":0.9997000098228455,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.9966999888420105,"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/mathematics","display_name":"Mathematics","score":0.698020339012146},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.6302505731582642},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.5600352883338928},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5323275327682495},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5194222927093506},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.4868590235710144},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4780234098434448},{"id":"https://openalex.org/keywords/block-matrix","display_name":"Block matrix","score":0.46811622381210327},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.46591001749038696},{"id":"https://openalex.org/keywords/converse","display_name":"Converse","score":0.46585613489151},{"id":"https://openalex.org/keywords/diagonal","display_name":"Diagonal","score":0.45561182498931885},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.44661444425582886},{"id":"https://openalex.org/keywords/quadratic-programming","display_name":"Quadratic programming","score":0.43498390913009644},{"id":"https://openalex.org/keywords/diagonal-matrix","display_name":"Diagonal matrix","score":0.43002158403396606},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.42392703890800476},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3707719147205353},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.353842169046402},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.27836179733276367},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.19737690687179565},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.10045942664146423},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.0838519036769867}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.698020339012146},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.6302505731582642},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.5600352883338928},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5323275327682495},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5194222927093506},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.4868590235710144},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4780234098434448},{"id":"https://openalex.org/C85817219","wikidata":"https://www.wikidata.org/wiki/Q884772","display_name":"Block matrix","level":3,"score":0.46811622381210327},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.46591001749038696},{"id":"https://openalex.org/C2776809875","wikidata":"https://www.wikidata.org/wiki/Q1375963","display_name":"Converse","level":2,"score":0.46585613489151},{"id":"https://openalex.org/C130367717","wikidata":"https://www.wikidata.org/wiki/Q189791","display_name":"Diagonal","level":2,"score":0.45561182498931885},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.44661444425582886},{"id":"https://openalex.org/C81845259","wikidata":"https://www.wikidata.org/wiki/Q290117","display_name":"Quadratic programming","level":2,"score":0.43498390913009644},{"id":"https://openalex.org/C113313756","wikidata":"https://www.wikidata.org/wiki/Q332791","display_name":"Diagonal matrix","level":3,"score":0.43002158403396606},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.42392703890800476},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3707719147205353},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.353842169046402},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27836179733276367},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.19737690687179565},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.10045942664146423},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0838519036769867},{"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/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/ita.2010.5454075","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ita.2010.5454075","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2010 Information Theory and Applications Workshop (ITA)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.409.2877","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.409.2877","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://ita.ucsd.edu/workshop/10/files/paper/paper_305.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2107291401","https://openalex.org/W2109547112","https://openalex.org/W2120864408","https://openalex.org/W2149094627","https://openalex.org/W2172236196","https://openalex.org/W3216977419","https://openalex.org/W4254313632","https://openalex.org/W6678022547","https://openalex.org/W6804371254"],"related_works":["https://openalex.org/W2389139230","https://openalex.org/W2080418084","https://openalex.org/W2969146409","https://openalex.org/W2995404662","https://openalex.org/W2010626942","https://openalex.org/W2143769863","https://openalex.org/W1965588329","https://openalex.org/W3033823306","https://openalex.org/W2443694601","https://openalex.org/W1657694408"],"abstract_inverted_index":{"This":[0],"work":[1],"considers":[2],"the":[3,17,33,45,70,87,93],"quadratic":[4],"Gaussian":[5,38],"multiterminal":[6,47],"source":[7,48],"coding":[8,49],"problem":[9,31,50,78],"and":[10,81,116],"provides":[11],"a":[12,28,40,54,65,75,82,121],"new":[13,66,107,118],"sufficient":[14,83,108],"condition":[15,84,109],"for":[16,63,86,120],"Berger-Tung":[18],"sum-rate":[19,71,101],"bound":[20,68],"to":[21,53,91],"be":[22],"tight.":[23],"The":[24,98],"converse":[25],"proof":[26],"utilizes":[27],"generalized":[29],"CEO":[30],"where":[32],"observation":[34],"noises":[35],"are":[36],"correlated":[37],"with":[39,59],"block-diagonal":[41],"covariance":[42],"matrix.":[43],"First,":[44],"given":[46],"is":[51,72,79],"related":[52],"set":[55,99],"of":[56,100],"two-terminal":[57],"problems":[58,103],"matrix":[60],"distortion":[61],"constraints,":[62],"which":[64],"lower":[67],"on":[69],"given.":[73],"Then,":[74],"convex":[76],"optimization":[77],"formulated":[80],"derived":[85],"optimal":[88],"BT":[89],"scheme":[90],"satisfy":[92],"subgradient":[94],"based":[95],"Karush-Kuhn-Tucker":[96],"condition.":[97],"tightness":[102],"defined":[104],"by":[105],"our":[106],"subsumes":[110],"all":[111],"previously":[112],"known":[113],"tight":[114],"cases,":[115],"opens":[117],"direction":[119],"more":[122],"general":[123],"partial":[124],"solution.":[125]},"counts_by_year":[],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}