{"id":"https://openalex.org/W2565571084","doi":"https://doi.org/10.1109/isit.2005.1523445","title":"Improved upper bounds for codes with unequal error protection","display_name":"Improved upper bounds for codes with unequal error protection","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W2565571084","doi":"https://doi.org/10.1109/isit.2005.1523445","mag":"2565571084"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2005.1523445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2005.1523445","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. International Symposium on Information Theory, 2005. ISIT 2005.","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/A5047391835","display_name":"Shraga I. Bross","orcid":"https://orcid.org/0000-0002-8206-9209"},"institutions":[{"id":"https://openalex.org/I174306211","display_name":"Technion \u2013 Israel Institute of Technology","ror":"https://ror.org/03qryx823","country_code":"IL","type":"education","lineage":["https://openalex.org/I174306211"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"S.I. Bross","raw_affiliation_strings":["Department of Electrical Engineering Technion, Israel Institute of Technology-Technion, Haifa, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering Technion, Israel Institute of Technology-Technion, Haifa, Israel","institution_ids":["https://openalex.org/I174306211"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044662173","display_name":"Simon Litsyn","orcid":null},"institutions":[{"id":"https://openalex.org/I16391192","display_name":"Tel Aviv University","ror":"https://ror.org/04mhzgx49","country_code":"IL","type":"education","lineage":["https://openalex.org/I16391192"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"S. Litsyn","raw_affiliation_strings":["Department of Electrical Engineering-Systems, Tel-Aviv University, Ramat-Aviv, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering-Systems, Tel-Aviv University, Ramat-Aviv, Israel","institution_ids":["https://openalex.org/I16391192"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9189,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.83100599,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"16","issue":null,"first_page":"790","last_page":"794"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11130","display_name":"Coding theory and cryptography","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9969000220298767,"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/T11797","display_name":"graph theory and CDMA systems","score":0.9969000220298767,"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/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.621826171875},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5632601976394653},{"id":"https://openalex.org/keywords/minimum-distance","display_name":"Minimum distance","score":0.5265793204307556},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.48717209696769714},{"id":"https://openalex.org/keywords/error-floor","display_name":"Error floor","score":0.47678497433662415},{"id":"https://openalex.org/keywords/probability-of-error","display_name":"Probability of error","score":0.46671196818351746},{"id":"https://openalex.org/keywords/block-code","display_name":"Block code","score":0.41918444633483887},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.37032657861709595},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3595222532749176},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.3440621793270111},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.2370249629020691},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.07796347141265869},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.06271970272064209}],"concepts":[{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.621826171875},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5632601976394653},{"id":"https://openalex.org/C3018063660","wikidata":"https://www.wikidata.org/wiki/Q6865448","display_name":"Minimum distance","level":2,"score":0.5265793204307556},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.48717209696769714},{"id":"https://openalex.org/C46462455","wikidata":"https://www.wikidata.org/wiki/Q5395712","display_name":"Error floor","level":4,"score":0.47678497433662415},{"id":"https://openalex.org/C92224547","wikidata":"https://www.wikidata.org/wiki/Q1673216","display_name":"Probability of error","level":2,"score":0.46671196818351746},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.41918444633483887},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.37032657861709595},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3595222532749176},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3440621793270111},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.2370249629020691},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.07796347141265869},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.06271970272064209},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isit.2005.1523445","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2005.1523445","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. International Symposium on Information Theory, 2005. ISIT 2005.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W109405981","https://openalex.org/W1036374577","https://openalex.org/W1965435948","https://openalex.org/W1981075218","https://openalex.org/W2033631959","https://openalex.org/W2069942572","https://openalex.org/W2094654291","https://openalex.org/W2108067556","https://openalex.org/W2109084006","https://openalex.org/W2121644503","https://openalex.org/W2124775402","https://openalex.org/W2129571678","https://openalex.org/W2144730981","https://openalex.org/W2156452863","https://openalex.org/W2162706887","https://openalex.org/W2296441616","https://openalex.org/W4251623387","https://openalex.org/W6604469142","https://openalex.org/W6626814611"],"related_works":["https://openalex.org/W2011403573","https://openalex.org/W1499116563","https://openalex.org/W1964624186","https://openalex.org/W3214311941","https://openalex.org/W1511416300","https://openalex.org/W3196742378","https://openalex.org/W4226485587","https://openalex.org/W2113989463","https://openalex.org/W2103071251","https://openalex.org/W2128726013"],"abstract_inverted_index":{"Asymptotic":[0],"nonexistence":[1],"bounds":[2,35],"for":[3,28,41],"unequal":[4],"error":[5],"protecting":[6],"codes":[7,46],"with":[8],"two":[9,48],"protection":[10,49],"levels":[11,50],"are":[12],"considered.":[13],"We":[14],"show":[15],"that":[16],"the":[17,24,37],"improved":[18],"estimates,":[19],"reported":[20],"by":[21],"Litsyn":[22],"on":[23],"possible":[25],"distance":[26],"distributions":[27],"codes,":[29],"may":[30],"sometimes":[31],"yield":[32],"sharper":[33],"upper":[34],"than":[36],"previously":[38],"known":[39],"ones,":[40],"both":[42],"nonlinear":[43],"and":[44],"linear":[45],"having":[47]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}