{"id":"https://openalex.org/W2068271501","doi":"https://doi.org/10.1109/itw.2012.6404698","title":"Optimizing Quantize-Map-and-Forward relaying for Gaussian diamond networks","display_name":"Optimizing Quantize-Map-and-Forward relaying for Gaussian diamond networks","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W2068271501","doi":"https://doi.org/10.1109/itw.2012.6404698","mag":"2068271501"},"language":"en","primary_location":{"id":"doi:10.1109/itw.2012.6404698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw.2012.6404698","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Information Theory Workshop","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://infoscience.epfl.ch/handle/20.500.14299/83957","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038858404","display_name":"Ayan Sengupta","orcid":"https://orcid.org/0000-0001-6281-6046"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"Ayan Sengupta","raw_affiliation_strings":["\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne (EPFL), Lausanne, Switzerland","\u00c9cole Polyt\u00e9chnique F\u00e9d\u00e9rale de Lausanne (EPFL), Switzerland"],"affiliations":[{"raw_affiliation_string":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"\u00c9cole Polyt\u00e9chnique F\u00e9d\u00e9rale de Lausanne (EPFL), Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080524212","display_name":"I-Hsiang Wang","orcid":"https://orcid.org/0000-0003-0695-5724"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"I-Hsiang Wang","raw_affiliation_strings":["\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne (EPFL), Lausanne, Switzerland","\u00c9cole Polyt\u00e9chnique F\u00e9d\u00e9rale de Lausanne (EPFL), Switzerland"],"affiliations":[{"raw_affiliation_string":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"\u00c9cole Polyt\u00e9chnique F\u00e9d\u00e9rale de Lausanne (EPFL), Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056591688","display_name":"Christina Fragouli","orcid":"https://orcid.org/0000-0003-1002-5829"},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Christina Fragouli","raw_affiliation_strings":["\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne (EPFL), Lausanne, Switzerland","\u00c9cole Polyt\u00e9chnique F\u00e9d\u00e9rale de Lausanne (EPFL), Switzerland"],"affiliations":[{"raw_affiliation_string":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne (EPFL), Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"\u00c9cole Polyt\u00e9chnique F\u00e9d\u00e9rale de Lausanne (EPFL), Switzerland","institution_ids":["https://openalex.org/I5124864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5038858404"],"corresponding_institution_ids":["https://openalex.org/I5124864"],"apc_list":null,"apc_paid":null,"fwci":4.8307,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.95279875,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"381","last_page":"385"},"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/T11458","display_name":"Advanced Wireless Communication Technologies","score":0.9976000189781189,"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":0.9930999875068665,"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/relay","display_name":"Relay","score":0.6691264510154724},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.6442379951477051},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.6185696125030518},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.5109571814537048},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4914947748184204},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4835374355316162},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.4651777446269989},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3261706233024597},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.2350884974002838},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1570039689540863},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09338843822479248}],"concepts":[{"id":"https://openalex.org/C2778156585","wikidata":"https://www.wikidata.org/wiki/Q174053","display_name":"Relay","level":3,"score":0.6691264510154724},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.6442379951477051},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.6185696125030518},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.5109571814537048},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4914947748184204},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4835374355316162},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.4651777446269989},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3261706233024597},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.2350884974002838},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1570039689540863},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09338843822479248},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/itw.2012.6404698","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw.2012.6404698","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE Information Theory Workshop","raw_type":"proceedings-article"},{"id":"pmh:oai:infoscience.epfl.ch:180100","is_oa":false,"landing_page_url":"http://infoscience.epfl.ch/record/180100","pdf_url":null,"source":{"id":"https://openalex.org/S4306400488","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","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":"","raw_type":"Text"},{"id":"pmh:oai:infoscience.epfl.ch:185643","is_oa":false,"landing_page_url":"http://infoscience.epfl.ch/record/185643","pdf_url":null,"source":{"id":"https://openalex.org/S4306400488","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","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":"","raw_type":"Text"},{"id":"pmh:oai:infoscience.tind.io:180100","is_oa":true,"landing_page_url":"https://infoscience.epfl.ch/handle/20.500.14299/83957","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"report"}],"best_oa_location":{"id":"pmh:oai:infoscience.tind.io:180100","is_oa":true,"landing_page_url":"https://infoscience.epfl.ch/handle/20.500.14299/83957","pdf_url":null,"source":{"id":"https://openalex.org/S4306400487","display_name":"Infoscience (Ecole Polytechnique F\u00e9d\u00e9rale de Lausanne)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"report"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1970122417","https://openalex.org/W2068271501","https://openalex.org/W2084641497","https://openalex.org/W2109962983","https://openalex.org/W2128295617","https://openalex.org/W2132100261","https://openalex.org/W2152160230","https://openalex.org/W3100839090","https://openalex.org/W3106429349"],"related_works":["https://openalex.org/W2539674285","https://openalex.org/W1998322187","https://openalex.org/W1038122923","https://openalex.org/W2952514781","https://openalex.org/W3019210376","https://openalex.org/W2391145594","https://openalex.org/W2326572623","https://openalex.org/W1559320887","https://openalex.org/W2284606164","https://openalex.org/W2966229283"],"abstract_inverted_index":{"We":[0,153],"evaluate":[1],"the":[2,22,32,41,54,58,68,72,127,135,141,149,157,161,168],"information-theoretic":[3],"achievable":[4],"rates":[5],"of":[6,43,102],"Quantize-Map-and-Forward":[7],"(QMF)":[8],"relaying":[9],"schemes":[10,37],"over":[11],"Gaussian":[12,19],"N-relay":[13,151,163],"diamond":[14,44],"networks.":[15],"Focusing":[16],"on":[17,140],"vector":[18],"quantization":[20,88],"at":[21,57],"relays,":[23],"our":[24],"goal":[25],"is":[26,50,76,144],"to":[27,31,98,155],"understand":[28],"how":[29,47],"close":[30],"cutset":[33,73],"upper":[34,74],"bound":[35,75],"these":[36],"can":[38],"achieve":[39],"in":[40,148,174],"context":[42],"networks,":[45],"and":[46,160,166],"much":[48],"benefit":[49],"obtained":[51],"by":[52],"optimizing":[53],"quantizer":[55],"distortions":[56],"relays.":[59],"First,":[60],"with":[61],"noise-level":[62],"quantization,":[63],"we":[64],"point":[65],"out":[66,132],"that":[67,133],"worst-case":[69],"gap":[70,101],"from":[71],"(N":[77],"+":[78,108,114,116,123],"log":[79,103,109,118],"<inf":[80,104,110,119],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[81,105,111,120],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</inf>":[82,106,112,121],"N)":[83,115],"bits/s/Hz.":[84,125],"A":[85],"better":[86],"universal":[87],"level":[89],"found":[90],"without":[91],"using":[92],"channel":[93,142],"state":[94],"information":[95],"(CSI)":[96],"leads":[97],"a":[99,145],"sharpened":[100],"N":[107,117],"(1":[113,122],"1/N)":[124],"On":[126],"other":[128],"hand,":[129],"it":[130],"turns":[131],"finding":[134],"optimal":[136],"distortion":[137],"levels":[138],"depending":[139],"gains":[143],"non-trivial":[146],"problem":[147,159,164],"general":[150],"setup.":[152],"manage":[154],"solve":[156],"two-relay":[158],"symmetric":[162],"analytically,":[165],"show":[167],"improvement":[169],"via":[170],"numerical":[171],"evaluations":[172],"both":[173],"static":[175],"as":[176,178],"well":[177],"slow-fading":[179],"channels.":[180]},"counts_by_year":[{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}