{"id":"https://openalex.org/W1965387081","doi":"https://doi.org/10.1109/tit.1979.1056005","title":"A note on uniquely decipherable codes (Corresp.)","display_name":"A note on uniquely decipherable codes (Corresp.)","publication_year":1979,"publication_date":"1979-01-01","ids":{"openalex":"https://openalex.org/W1965387081","doi":"https://doi.org/10.1109/tit.1979.1056005","mag":"1965387081"},"language":"en","primary_location":{"id":"doi:10.1109/tit.1979.1056005","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.1979.1056005","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/A5055300487","display_name":"Renato M. Capocelli","orcid":null},"institutions":[{"id":"https://openalex.org/I131729948","display_name":"University of Salerno","ror":"https://ror.org/0192m2k53","country_code":"IT","type":"education","lineage":["https://openalex.org/I131729948"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"R. Capocelli","raw_affiliation_strings":["Instituto di Scienze dell'Informazione, Universiti di Salerno, Salerno, Italy","Laboratorio di Cibernetica del Consiglio Nazionale delle Ricerche, Napoli, Italy"],"affiliations":[{"raw_affiliation_string":"Instituto di Scienze dell'Informazione, Universiti di Salerno, Salerno, Italy","institution_ids":["https://openalex.org/I131729948"]},{"raw_affiliation_string":"Laboratorio di Cibernetica del Consiglio Nazionale delle Ricerche, Napoli, Italy","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5055300487"],"corresponding_institution_ids":["https://openalex.org/I131729948"],"apc_list":null,"apc_paid":null,"fwci":3.9573,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.92701474,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"25","issue":"1","first_page":"90","last_page":"94"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9998000264167786,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9998000264167786,"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/T11567","display_name":"semigroups and automata theory","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12162","display_name":"Cellular Automata and Applications","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.6891315579414368},{"id":"https://openalex.org/keywords/simple","display_name":"Simple (philosophy)","score":0.5762196779251099},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5312005877494812},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4653666019439697},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4401536285877228},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3887927532196045},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33793163299560547},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.11186274886131287},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.06510937213897705}],"concepts":[{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.6891315579414368},{"id":"https://openalex.org/C2780586882","wikidata":"https://www.wikidata.org/wiki/Q7520643","display_name":"Simple (philosophy)","level":2,"score":0.5762196779251099},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5312005877494812},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4653666019439697},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4401536285877228},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3887927532196045},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33793163299560547},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.11186274886131287},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.06510937213897705},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tit.1979.1056005","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.1979.1056005","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":16,"referenced_works":["https://openalex.org/W1613083530","https://openalex.org/W1975355416","https://openalex.org/W1987031213","https://openalex.org/W1989008275","https://openalex.org/W1990703541","https://openalex.org/W1996406426","https://openalex.org/W2045819632","https://openalex.org/W2074160465","https://openalex.org/W2081008685","https://openalex.org/W2090302956","https://openalex.org/W2150380458","https://openalex.org/W2160645305","https://openalex.org/W2163134468","https://openalex.org/W2243973827","https://openalex.org/W2995533735","https://openalex.org/W6771714006"],"related_works":["https://openalex.org/W1585007175","https://openalex.org/W2382521049","https://openalex.org/W2144385241","https://openalex.org/W4253593777","https://openalex.org/W2951497643","https://openalex.org/W3101625811","https://openalex.org/W2165950148","https://openalex.org/W4300101996","https://openalex.org/W2338854850","https://openalex.org/W2184239527"],"abstract_inverted_index":{"A":[0],"simple":[1],"and":[2,32],"complete":[3],"analysis":[4],"is":[5,12,19],"given":[6],"for":[7,36,45],"establishing":[8],"whether":[9],"a":[10,37],"code":[11,39],"uniquely":[13],"decipherable,":[14],"has":[15],"finite":[16,38],"delay,":[17],"or":[18],"synchronizable.":[20],"The":[21],"conditions":[22],"are":[23,33],"based":[24],"on":[25],"certain":[26],"combinatorial":[27],"properties":[28,48],"of":[29],"the":[30,47],"codewords":[31],"such":[34],"that":[35],"there":[40],"exists":[41],"an":[42],"effective":[43],"procedure":[44],"testing":[46],"in":[49],"question.":[50]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}