{"id":"https://openalex.org/W2113846837","doi":"https://doi.org/10.1109/tit.1983.1056760","title":"Optimal causal coding - decoding problems","display_name":"Optimal causal coding - decoding problems","publication_year":1983,"publication_date":"1983-11-01","ids":{"openalex":"https://openalex.org/W2113846837","doi":"https://doi.org/10.1109/tit.1983.1056760","mag":"2113846837"},"language":"en","primary_location":{"id":"doi:10.1109/tit.1983.1056760","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.1983.1056760","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/A5041937901","display_name":"Jean Walrand","orcid":"https://orcid.org/0000-0002-1460-6826"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"J. Walrand","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA","[Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA","institution_ids":["https://openalex.org/I95457486"]},{"raw_affiliation_string":"[Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA]","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040150415","display_name":"Pravin Varaiya","orcid":"https://orcid.org/0000-0002-1900-9932"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"P. Varaiya","raw_affiliation_strings":["Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA","[Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA","institution_ids":["https://openalex.org/I95457486"]},{"raw_affiliation_string":"[Department of Electrical Engineering and Computer Science and the Electronic Research Laboratory, University of California, Berkeley, CA, USA]","institution_ids":["https://openalex.org/I95457486"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5041937901"],"corresponding_institution_ids":["https://openalex.org/I95457486"],"apc_list":null,"apc_paid":null,"fwci":2.864,"has_fulltext":false,"cited_by_count":159,"citation_normalized_percentile":{"value":0.90245088,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"29","issue":"6","first_page":"814","last_page":"820"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","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"}},"topics":[{"id":"https://openalex.org/T10964","display_name":"Wireless Communication Security Techniques","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/T12162","display_name":"Cellular Automata and Applications","score":0.9948999881744385,"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/T12029","display_name":"DNA and Biological Computing","score":0.992900013923645,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.8368210792541504},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.6455108523368835},{"id":"https://openalex.org/keywords/encoder","display_name":"Encoder","score":0.6423625946044922},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5844221711158752},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5547171235084534},{"id":"https://openalex.org/keywords/markov-process","display_name":"Markov process","score":0.548586368560791},{"id":"https://openalex.org/keywords/channel-code","display_name":"Channel code","score":0.5311996340751648},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.5182085633277893},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4948851466178894},{"id":"https://openalex.org/keywords/information-theory","display_name":"Information theory","score":0.4791780710220337},{"id":"https://openalex.org/keywords/markov-chain","display_name":"Markov chain","score":0.47406071424484253},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4421899914741516},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.41752079129219055},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3539873957633972},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.16649004817008972},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13345244526863098},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08558672666549683}],"concepts":[{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.8368210792541504},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.6455108523368835},{"id":"https://openalex.org/C118505674","wikidata":"https://www.wikidata.org/wiki/Q42586063","display_name":"Encoder","level":2,"score":0.6423625946044922},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5844221711158752},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5547171235084534},{"id":"https://openalex.org/C159886148","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov process","level":2,"score":0.548586368560791},{"id":"https://openalex.org/C166366890","wikidata":"https://www.wikidata.org/wiki/Q602136","display_name":"Channel code","level":3,"score":0.5311996340751648},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.5182085633277893},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4948851466178894},{"id":"https://openalex.org/C52622258","wikidata":"https://www.wikidata.org/wiki/Q131222","display_name":"Information theory","level":2,"score":0.4791780710220337},{"id":"https://openalex.org/C98763669","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov chain","level":2,"score":0.47406071424484253},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4421899914741516},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.41752079129219055},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3539873957633972},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.16649004817008972},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13345244526863098},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08558672666549683},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tit.1983.1056760","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.1983.1056760","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":10,"referenced_works":["https://openalex.org/W363054946","https://openalex.org/W1485904603","https://openalex.org/W1606064972","https://openalex.org/W1972093370","https://openalex.org/W1984330144","https://openalex.org/W1989008275","https://openalex.org/W1993192904","https://openalex.org/W1995875735","https://openalex.org/W2080096734","https://openalex.org/W4233303783"],"related_works":["https://openalex.org/W4390516098","https://openalex.org/W1950940422","https://openalex.org/W4283822356","https://openalex.org/W2129146436","https://openalex.org/W2032507829","https://openalex.org/W2147282173","https://openalex.org/W2081285999","https://openalex.org/W2165390028","https://openalex.org/W2088214533","https://openalex.org/W1515260243"],"abstract_inverted_index":{"The":[0,21,36],"symbols":[1],"produced":[2],"by":[3],"a":[4,17,59],"finite":[5],"Markov":[6],"source":[7],"are":[8,48],"causally":[9],"encoded":[10],"so":[11],"as":[12],"to":[13,25,33,41,52],"be":[14,34,42],"transmitted":[15],"through":[16],"noisy":[18],"memoryless":[19],"channel.":[20],"encoder":[22],"is":[23,39,56],"assumed":[24],"have":[26],"channel":[27],"feedback":[28,37],"information":[29,38],"and":[30,50],"the":[31],"decoder":[32],"causal.":[35],"shown":[40],"useful":[43],"in":[44],"general.":[45],"Separation":[46],"results":[47],"derived":[49],"used":[51],"prove":[53],"that":[54],"encoding":[55],"useless":[57],"for":[58],"class":[60],"of":[61],"symmetric":[62],"channels.":[63]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":9},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":15},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":12},{"year":2013,"cited_by_count":15},{"year":2012,"cited_by_count":12}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}