{"id":"https://openalex.org/W2159528251","doi":"https://doi.org/10.1109/isit.2009.5205549","title":"A channel coding perspective of recommendation systems","display_name":"A channel coding perspective of recommendation systems","publication_year":2009,"publication_date":"2009-06-01","ids":{"openalex":"https://openalex.org/W2159528251","doi":"https://doi.org/10.1109/isit.2009.5205549","mag":"2159528251"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2009.5205549","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2009.5205549","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Symposium on Information Theory","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/A5062610685","display_name":"Sundar Aditya","orcid":"https://orcid.org/0000-0003-3818-2332"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"S.T. Aditya","raw_affiliation_strings":["Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107854671","display_name":"Onkar Dabeer","orcid":null},"institutions":[{"id":"https://openalex.org/I11947397","display_name":"Tata Institute of Fundamental Research","ror":"https://ror.org/03ht1xw27","country_code":"IN","type":"education","lineage":["https://openalex.org/I11947397","https://openalex.org/I2799351866","https://openalex.org/I3149292468"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Onkar Dabeer","raw_affiliation_strings":["School of Technology and Computer Science, Tata Institute of Fundamental Research, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"School of Technology and Computer Science, Tata Institute of Fundamental Research, Mumbai, India","institution_ids":["https://openalex.org/I11947397"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064926409","display_name":"Bikash Kumar Dey","orcid":"https://orcid.org/0000-0003-0333-2257"},"institutions":[{"id":"https://openalex.org/I162827531","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152","country_code":"IN","type":"education","lineage":["https://openalex.org/I162827531"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Bikash Kumar Dey","raw_affiliation_strings":["Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, India","institution_ids":["https://openalex.org/I162827531"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5062610685"],"corresponding_institution_ids":["https://openalex.org/I162827531"],"apc_list":null,"apc_paid":null,"fwci":2.5378,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.9060195,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"319","last_page":"323"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10796","display_name":"Cooperative Communication and Network Coding","score":0.9997000098228455,"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":0.9997000098228455,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9994999766349792,"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/T11409","display_name":"Advanced Wireless Network Optimization","score":0.9973999857902527,"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/constant","display_name":"Constant (computer programming)","score":0.6248005032539368},{"id":"https://openalex.org/keywords/probability-of-error","display_name":"Probability of error","score":0.4804101288318634},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4737868010997772},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43858885765075684},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4367815852165222},{"id":"https://openalex.org/keywords/binary-erasure-channel","display_name":"Binary erasure channel","score":0.42839592695236206},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4192921817302704},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4176005721092224},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3880109488964081},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.27053236961364746},{"id":"https://openalex.org/keywords/channel-capacity","display_name":"Channel capacity","score":0.1534486711025238}],"concepts":[{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.6248005032539368},{"id":"https://openalex.org/C92224547","wikidata":"https://www.wikidata.org/wiki/Q1673216","display_name":"Probability of error","level":2,"score":0.4804101288318634},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4737868010997772},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43858885765075684},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4367815852165222},{"id":"https://openalex.org/C149862233","wikidata":"https://www.wikidata.org/wiki/Q864142","display_name":"Binary erasure channel","level":4,"score":0.42839592695236206},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4192921817302704},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4176005721092224},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3880109488964081},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.27053236961364746},{"id":"https://openalex.org/C97744766","wikidata":"https://www.wikidata.org/wiki/Q870845","display_name":"Channel capacity","level":3,"score":0.1534486711025238},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/isit.2009.5205549","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2009.5205549","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 IEEE International Symposium on Information Theory","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.243.8492","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.243.8492","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://arxiv.org/pdf/0901.1753v1.pdf","raw_type":"text"},{"id":"pmh:oai:dsapce.library.iitb.ac.in:100/2318","is_oa":false,"landing_page_url":"http://doi.org/10.1109/ISIT.2009.5205549","pdf_url":null,"source":{"id":"https://openalex.org/S4306400899","display_name":"DSpace (IIT Bombay)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I162827531","host_organization_name":"Indian Institute of Technology Bombay","host_organization_lineage":["https://openalex.org/I162827531"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE International Symposium on Information Theory (ISIT 2009),Seoul, SOUTH KOREA,JUN 28-JUL 03, 2009","raw_type":"Proceedings Paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320715","display_name":"Tata Institute of Fundamental Research","ror":"https://ror.org/03ht1xw27"},{"id":"https://openalex.org/F4320323448","display_name":"Indian Institute of Technology Bombay","ror":"https://ror.org/02qyf5152"},{"id":"https://openalex.org/F4320324563","display_name":"Bharti Centre for Communication","ror":"https://ror.org/057rcgy56"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1595409123","https://openalex.org/W1994389483","https://openalex.org/W2027719243","https://openalex.org/W2047537297","https://openalex.org/W2103012681","https://openalex.org/W2118550318","https://openalex.org/W2124608575","https://openalex.org/W2169978421","https://openalex.org/W2171960770","https://openalex.org/W4233413206"],"related_works":["https://openalex.org/W3099663570","https://openalex.org/W2951467006","https://openalex.org/W2951027593","https://openalex.org/W2152220451","https://openalex.org/W4297912766","https://openalex.org/W1963603265","https://openalex.org/W4386072271","https://openalex.org/W4377009811","https://openalex.org/W2949779177","https://openalex.org/W2120247964"],"abstract_inverted_index":{"Motivated":[0],"by":[1],"recommendation":[2],"systems,":[3],"we":[4,61,105],"consider":[5],"the":[6,29,50,75,90,102,121],"problem":[7],"of":[8,53,92,115],"estimating":[9],"block":[10,31],"constant":[11,32,67,135],"binary":[12],"matrices":[13],"(of":[14],"size":[15],"m":[16],"\u00d7":[17],"n)":[18],"from":[19,28],"sparse":[20],"and":[21,37,41,46,58],"noisy":[22],"observations.":[23],"The":[24],"observations":[25],"are":[26,78,124],"obtained":[27],"underlying":[30],"matrix":[33],"after":[34],"unknown":[35],"row":[36],"column":[38],"permutations,":[39],"erasures,":[40],"errors.":[42],"We":[43],"derive":[44],"upper":[45],"lower":[47],"bounds":[48],"on":[49],"achievable":[51],"probability":[52,91,114],"error.":[54],"For":[55],"fixed":[56],"erasure":[57],"error":[59,93,116],"probability,":[60],"show":[62,106],"that":[63,73,107],"there":[64],"exists":[65],"a":[66,108,133],"C":[68,81,127,136],"<sub":[69,82,128,137],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[70,83,129,138],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[71,84],"such":[72],"if":[74],"cluster":[76,122],"sizes":[77,123],"less":[79],"than":[80,126],"ln(mn),":[85],"then":[86],"for":[87,132],"any":[88],"algorithm":[89,112],"approaches":[94],"one":[95],"as":[96],"m,":[97],"n":[98],"\u00bf":[99],"\u00bf.":[100],"On":[101],"other":[103],"hand,":[104],"simple":[109],"polynomial":[110],"time":[111],"gives":[113],"diminishing":[117],"to":[118],"zero":[119],"provided":[120],"greater":[125],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sub>":[130,139],"ln(mn)":[131],"suitable":[134],".":[140]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}