{"id":"https://openalex.org/W2963717026","doi":"https://doi.org/10.1109/tit.2014.2368556","title":"Precoding-Based Network Alignment for Three Unicast Sessions","display_name":"Precoding-Based Network Alignment for Three Unicast Sessions","publication_year":2014,"publication_date":"2014-11-07","ids":{"openalex":"https://openalex.org/W2963717026","doi":"https://doi.org/10.1109/tit.2014.2368556","mag":"2963717026"},"language":"en","primary_location":{"id":"doi:10.1109/tit.2014.2368556","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2014.2368556","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Transactions on Information Theory","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/A5059960186","display_name":"Chun Meng","orcid":"https://orcid.org/0000-0003-0145-6627"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Chun Meng","raw_affiliation_strings":["Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA","Speedy Networks, Inc., Pasadena, CA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]},{"raw_affiliation_string":"Speedy Networks, Inc., Pasadena, CA, USA","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030095806","display_name":"Abhik Kumar Das","orcid":"https://orcid.org/0000-0002-4326-970X"},"institutions":[{"id":"https://openalex.org/I4210101778","display_name":"Samsung (United States)","ror":"https://ror.org/01bfbvm65","country_code":"US","type":"company","lineage":["https://openalex.org/I2250650973","https://openalex.org/I4210101778"]},{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Abhik Kumar Das","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Texas at Austin, Austin, TX, USA","Samsung Mobile Solutions Laboratory, San Diego, CA, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]},{"raw_affiliation_string":"Samsung Mobile Solutions Laboratory, San Diego, CA, USA","institution_ids":["https://openalex.org/I4210101778"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009079194","display_name":"Abinesh Ramakrishnan","orcid":null},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Abinesh Ramakrishnan","raw_affiliation_strings":["Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049553679","display_name":"Syed A. Jafar","orcid":"https://orcid.org/0000-0003-2038-2977"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Syed Ali Jafar","raw_affiliation_strings":["Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013543313","display_name":"Athina Markopoulou","orcid":"https://orcid.org/0000-0003-1803-8675"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Athina Markopoulou","raw_affiliation_strings":["Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA"],"affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing, University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088120102","display_name":"Sriram Vishwanath","orcid":"https://orcid.org/0000-0003-3112-4885"},"institutions":[{"id":"https://openalex.org/I86519309","display_name":"The University of Texas at Austin","ror":"https://ror.org/00hj54h04","country_code":"US","type":"education","lineage":["https://openalex.org/I86519309"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sriram Vishwanath","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Texas at Austin, Austin, TX, USA"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Texas at Austin, Austin, TX, USA","institution_ids":["https://openalex.org/I86519309"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5059960186"],"corresponding_institution_ids":["https://openalex.org/I204250578"],"apc_list":null,"apc_paid":null,"fwci":2.0689,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.89253857,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"61","issue":"1","first_page":"426","last_page":"451"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12791","display_name":"Full-Duplex Wireless Communications","score":0.987500011920929,"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9836999773979187,"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/precoding","display_name":"Precoding","score":0.9594599008560181},{"id":"https://openalex.org/keywords/unicast","display_name":"Unicast","score":0.8429933786392212},{"id":"https://openalex.org/keywords/linear-network-coding","display_name":"Linear network coding","score":0.7811232805252075},{"id":"https://openalex.org/keywords/zero-forcing-precoding","display_name":"Zero-forcing precoding","score":0.6603326201438904},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5559270977973938},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.5049875378608704},{"id":"https://openalex.org/keywords/network-topology","display_name":"Network topology","score":0.4193952679634094},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.37855106592178345},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.359688937664032},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3488727807998657},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.3370319902896881},{"id":"https://openalex.org/keywords/multicast","display_name":"Multicast","score":0.2685832381248474},{"id":"https://openalex.org/keywords/mimo","display_name":"MIMO","score":0.1799442172050476},{"id":"https://openalex.org/keywords/network-packet","display_name":"Network packet","score":0.09530934691429138}],"concepts":[{"id":"https://openalex.org/C160562895","wikidata":"https://www.wikidata.org/wiki/Q7239557","display_name":"Precoding","level":4,"score":0.9594599008560181},{"id":"https://openalex.org/C11704745","wikidata":"https://www.wikidata.org/wiki/Q918337","display_name":"Unicast","level":3,"score":0.8429933786392212},{"id":"https://openalex.org/C138293262","wikidata":"https://www.wikidata.org/wiki/Q1089578","display_name":"Linear network coding","level":3,"score":0.7811232805252075},{"id":"https://openalex.org/C155437304","wikidata":"https://www.wikidata.org/wiki/Q8069444","display_name":"Zero-forcing precoding","level":5,"score":0.6603326201438904},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5559270977973938},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.5049875378608704},{"id":"https://openalex.org/C199845137","wikidata":"https://www.wikidata.org/wiki/Q145490","display_name":"Network topology","level":2,"score":0.4193952679634094},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.37855106592178345},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.359688937664032},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3488727807998657},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.3370319902896881},{"id":"https://openalex.org/C32295351","wikidata":"https://www.wikidata.org/wiki/Q899288","display_name":"Multicast","level":2,"score":0.2685832381248474},{"id":"https://openalex.org/C207987634","wikidata":"https://www.wikidata.org/wiki/Q176862","display_name":"MIMO","level":3,"score":0.1799442172050476},{"id":"https://openalex.org/C158379750","wikidata":"https://www.wikidata.org/wiki/Q214111","display_name":"Network packet","level":2,"score":0.09530934691429138},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tit.2014.2368556","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.2014.2368556","pdf_url":null,"source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Transactions on Information Theory","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W1492053036","https://openalex.org/W1976329386","https://openalex.org/W1977073502","https://openalex.org/W1979408141","https://openalex.org/W1984595105","https://openalex.org/W1984804011","https://openalex.org/W2007864949","https://openalex.org/W2016444590","https://openalex.org/W2048235391","https://openalex.org/W2050832556","https://openalex.org/W2063112325","https://openalex.org/W2074909003","https://openalex.org/W2082957515","https://openalex.org/W2086857801","https://openalex.org/W2088404815","https://openalex.org/W2099363804","https://openalex.org/W2102620382","https://openalex.org/W2103320637","https://openalex.org/W2103456141","https://openalex.org/W2105831729","https://openalex.org/W2106403318","https://openalex.org/W2113772702","https://openalex.org/W2120892086","https://openalex.org/W2121205191","https://openalex.org/W2123562143","https://openalex.org/W2125372369","https://openalex.org/W2126295689","https://openalex.org/W2133739890","https://openalex.org/W2136180028","https://openalex.org/W2138928022","https://openalex.org/W2146102702","https://openalex.org/W2151027523","https://openalex.org/W2160882291","https://openalex.org/W2167513698","https://openalex.org/W2171159059","https://openalex.org/W2295428206","https://openalex.org/W2325997012","https://openalex.org/W2332213783","https://openalex.org/W2533153119","https://openalex.org/W3104985379","https://openalex.org/W4231916799","https://openalex.org/W4253000868","https://openalex.org/W4285719527","https://openalex.org/W6629377015","https://openalex.org/W6654396071","https://openalex.org/W6672728655","https://openalex.org/W6674967409","https://openalex.org/W6678672141"],"related_works":["https://openalex.org/W2111825998","https://openalex.org/W2326544815","https://openalex.org/W1973158664","https://openalex.org/W1731022149","https://openalex.org/W1996933839","https://openalex.org/W2000226056","https://openalex.org/W2794998165","https://openalex.org/W4386858283","https://openalex.org/W3190864439","https://openalex.org/W4315778014"],"abstract_inverted_index":{"We":[0,38,75,147,161],"consider":[1,39],"the":[2,17,29,45,48,66,85,112,118,125,128,142,168,184,189,191],"problem":[3],"of":[4,21,35,47,127,145,158,170,207],"network":[5,30,41,49,55,101,119,159],"coding":[6],"across":[7],"three":[8,203],"unicast":[9,23],"sessions":[10],"over":[11],"a":[12,32,40,77,91,175],"directed":[13],"acyclic":[14],"graph,":[15],"where":[16,65],"sender":[18],"and":[19,57,111,138,153],"receiver":[20],"each":[22],"session":[24],"are":[25],"both":[26],"connected":[27],"to":[28,61,71,89,98,134,166],"via":[31],"single":[33],"edge":[34],"unit":[36],"capacity.":[37],"model":[42],"in":[43,156,174,188],"which":[44,95,131,208],"middle":[46],"can":[50,121,139,200,209],"only":[51,202],"perform":[52],"random":[53],"linear":[54,63,93,198],"coding,":[56],"restrict":[58],"our":[59],"approaches":[60],"precoding-based":[62,78,92,100,197],"schemes,":[64],"senders":[67],"use":[68],"precoding":[69],"matrices":[70],"encode":[72],"source":[73],"symbols.":[74],"adapt":[76],"interference":[79,87,114],"alignment":[80,102],"technique,":[81],"originally":[82],"developed":[83],"for":[84],"wireless":[86,113],"channel,":[88],"construct":[90],"scheme,":[94],"we":[96,132,179],"refer":[97,133],"as":[99,135],"scheme":[103,199],"(PBNA).":[104],"A":[105],"primary":[106],"difference":[107],"between":[108],"this":[109],"setting":[110],"channel":[115],"is":[116],"that":[117],"topology":[120],"introduce":[122],"dependencies":[123],"among":[124],"elements":[126],"transfer":[129],"matrix,":[130],"coupling":[136,151,172,185],"relations,":[137],"potentially":[140],"affect":[141],"achievable":[143],"rate":[144,194],"PBNA.":[146,213],"identify":[148],"all":[149,206],"these":[150,171],"relations":[152,173,186],"interpret":[154],"them":[155],"terms":[157],"topology.":[160],"then":[162],"present":[163,187],"polynomial-time":[164],"algorithms":[165],"check":[167],"presence":[169],"particular":[176],"network.":[177],"Finally,":[178],"show":[180],"that,":[181],"depending":[182],"on":[183],"network,":[190],"optimal":[192],"symmetric":[193],"achieved":[195,211],"by":[196,212],"take":[201],"possible":[204],"values,":[205],"be":[210]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
