{"id":"https://openalex.org/W1974321276","doi":"https://doi.org/10.1109/isit.2013.6620665","title":"And now to something completely different: Spatial coupling as a proof technique","display_name":"And now to something completely different: Spatial coupling as a proof technique","publication_year":2013,"publication_date":"2013-07-01","ids":{"openalex":"https://openalex.org/W1974321276","doi":"https://doi.org/10.1109/isit.2013.6620665","mag":"1974321276"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2013.6620665","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2013.6620665","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Symposium on Information Theory","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/A5054397051","display_name":"Andrei Giurgiu","orcid":null},"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":"Andrei Giurgiu","raw_affiliation_strings":["School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland","School of Computer and Communication Science, EPFL, Lausanne, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"School of Computer and Communication Science, EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038854134","display_name":"Nicolas Macris","orcid":"https://orcid.org/0000-0003-2189-7411"},"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":"Nicolas Macris","raw_affiliation_strings":["School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland","School of Computer and Communication Science, EPFL, Lausanne, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"School of Computer and Communication Science, EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5058759310","display_name":"R\u00fcdiger Urbanke","orcid":"https://orcid.org/0000-0002-4839-821X"},"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":"Rudiger Urbanke","raw_affiliation_strings":["School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland","School of Computer and Communication Science, EPFL, Lausanne, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer and Communication Sciences, EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"School of Computer and Communication Science, EPFL, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I5124864"],"apc_list":null,"apc_paid":null,"fwci":2.9515,"has_fulltext":false,"cited_by_count":12,"citation_normalized_percentile":{"value":0.92310663,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":"45","issue":null,"first_page":"2443","last_page":"2447"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","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/T11321","display_name":"Error Correcting Code Techniques","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/T11447","display_name":"Blind Source Separation Techniques","score":0.9926000237464905,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9846000075340271,"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/graphical-model","display_name":"Graphical model","score":0.5951309204101562},{"id":"https://openalex.org/keywords/conjecture","display_name":"Conjecture","score":0.5870243906974792},{"id":"https://openalex.org/keywords/symmetry","display_name":"Symmetry (geometry)","score":0.5150977969169617},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4858412444591522},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.47582653164863586},{"id":"https://openalex.org/keywords/coupling","display_name":"Coupling (piping)","score":0.44252005219459534},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.41607633233070374},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3879427909851074},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3472813367843628},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.29475414752960205},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1481393575668335},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11075255274772644}],"concepts":[{"id":"https://openalex.org/C155846161","wikidata":"https://www.wikidata.org/wiki/Q1143367","display_name":"Graphical model","level":2,"score":0.5951309204101562},{"id":"https://openalex.org/C2780990831","wikidata":"https://www.wikidata.org/wiki/Q319141","display_name":"Conjecture","level":2,"score":0.5870243906974792},{"id":"https://openalex.org/C2779886137","wikidata":"https://www.wikidata.org/wiki/Q21030012","display_name":"Symmetry (geometry)","level":2,"score":0.5150977969169617},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4858412444591522},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.47582653164863586},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.44252005219459534},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.41607633233070374},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3879427909851074},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3472813367843628},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.29475414752960205},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1481393575668335},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11075255274772644},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2013.6620665","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2013.6620665","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320924","display_name":"Schweizerischer Nationalfonds zur F\u00f6rderung der Wissenschaftlichen Forschung","ror":"https://ror.org/00yjd3n13"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1536930200","https://openalex.org/W1942012113","https://openalex.org/W1991528082","https://openalex.org/W2001759212","https://openalex.org/W2019194947","https://openalex.org/W2031852134","https://openalex.org/W2058957447","https://openalex.org/W2114351639","https://openalex.org/W2130042807","https://openalex.org/W2134840900","https://openalex.org/W2139012746","https://openalex.org/W2156595614","https://openalex.org/W2170558200","https://openalex.org/W3099994871"],"related_works":["https://openalex.org/W2109986081","https://openalex.org/W4297589944","https://openalex.org/W2417308975","https://openalex.org/W2964129930","https://openalex.org/W4300899577","https://openalex.org/W4368755698","https://openalex.org/W3194471551","https://openalex.org/W4285040766","https://openalex.org/W4375956809","https://openalex.org/W1581373162"],"abstract_inverted_index":{"The":[0,34],"aim":[1],"of":[2,44,54,84,101,133,150,176,195,205],"this":[3,85,121,145,187,221],"paper":[4,138,164],"is":[5,37,87,108,159,235],"to":[6,19,29,49,68,77,88,95,123,169,201,211,216],"show":[7,96,167],"that":[8,40,97],"spatial":[9,55],"coupling":[10],"can":[11,61],"be":[12,217],"viewed":[13],"not":[14],"only":[15],"as":[16,26,115],"a":[17,27,130,136,193],"means":[18],"build":[20],"better":[21,30],"graphical":[22,45,230],"models,":[23],"but":[24],"also":[25],"tool":[28],"understand":[31],"uncoupled":[32,79,117],"models.":[33],"starting":[35],"point":[36],"the":[38,52,64,73,78,98,102,106,110,125,148,154,162,171,202,225,232],"observation":[39,107],"some":[41],"asymptotic":[42],"properties":[43],"models":[46,231],"are":[47],"easier":[48],"prove":[50,124],"in":[51],"case":[53,76,149,175,204],"coupling.":[56],"In":[57,135,161,181],"such":[58],"cases,":[59],"one":[60],"then":[62],"use":[63,93,120],"so-called":[65,126],"interpolation":[66,94],"method":[67],"transfer":[69],"results":[70],"known":[71],"for":[72,112,116,129,147,228],"spatially":[74,113],"coupled":[75,114],"one.":[80],"Our":[81],"main":[82],"application":[83],"framework":[86],"LDPC":[89,151],"codes,":[90],"where":[91,153],"we":[92,141,165,190,213],"average":[99],"entropy":[100],"codeword":[103],"conditioned":[104],"on":[105],"asymptotically":[109],"same":[111],"ensembles.":[118,134],"We":[119],"fact":[122],"Maxwell":[127],"conjecture":[128],"large":[131],"class":[132],"first":[137],"last":[139],"year,":[140],"have":[142],"successfully":[143],"implemented":[144],"strategy":[146],"ensembles":[152,184],"variable":[155],"node":[156],"degree":[157,179],"distribution":[158],"Poisson.":[160],"current":[163],"now":[166],"how":[168],"treat":[170],"practically":[172],"more":[173],"relevant":[174],"general":[177,229],"left":[178],"distributions.":[180],"particular,":[182],"regular":[183],"fall":[185],"within":[186],"framework.":[188],"As":[189],"will":[191],"see,":[192],"number":[194],"technical":[196],"difficulties":[197],"appear":[198],"when":[199],"compared":[200],"simpler":[203],"Poisson-distributed":[206],"degrees.":[207],"For":[208,219],"our":[209],"arguments":[210],"hold":[212],"need":[214],"symmetry":[215,222,234],"present.":[218],"coding,":[220],"follows":[223],"from":[224],"channel":[226],"symmetry;":[227],"required":[233],"called":[236],"Nishimori":[237],"symmetry.":[238]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}