{"id":"https://openalex.org/W2121759852","doi":"https://doi.org/10.1109/tit.1968.1054112","title":"Optimal algorithmic encoding schemes for information sources","display_name":"Optimal algorithmic encoding schemes for information sources","publication_year":1968,"publication_date":"1968-03-01","ids":{"openalex":"https://openalex.org/W2121759852","doi":"https://doi.org/10.1109/tit.1968.1054112","mag":"2121759852"},"language":"en","primary_location":{"id":"doi:10.1109/tit.1968.1054112","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.1968.1054112","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/A5088795011","display_name":"J.W. Snively","orcid":null},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"J. Snively","raw_affiliation_strings":["Computation Center, Sun Oil Company, Philadelphia, PA, USA","Goddard Space Flight Center, NASA, Greenbelt, MD, USA"],"affiliations":[{"raw_affiliation_string":"Computation Center, Sun Oil Company, Philadelphia, PA, USA","institution_ids":[]},{"raw_affiliation_string":"Goddard Space Flight Center, NASA, Greenbelt, MD, USA","institution_ids":["https://openalex.org/I1306266525"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5088795011"],"corresponding_institution_ids":["https://openalex.org/I1306266525"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.36263736,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"14","issue":"2","first_page":"340","last_page":"348"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9444000124931335,"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/T12879","display_name":"Distributed Sensor Networks and Detection Algorithms","score":0.9444000124931335,"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/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.9323999881744385,"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/T12288","display_name":"Optimization and Search Problems","score":0.9294000267982483,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5353608131408691},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.4936583936214447},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.48154690861701965},{"id":"https://openalex.org/keywords/monotonic-function","display_name":"Monotonic function","score":0.47012078762054443},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.4554164409637451},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.38843339681625366},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.38654181361198425},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.38510116934776306},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3309742212295532},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32017290592193604},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2720203995704651},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.20296692848205566}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5353608131408691},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.4936583936214447},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.48154690861701965},{"id":"https://openalex.org/C72169020","wikidata":"https://www.wikidata.org/wiki/Q194404","display_name":"Monotonic function","level":2,"score":0.47012078762054443},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.4554164409637451},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.38843339681625366},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.38654181361198425},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.38510116934776306},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3309742212295532},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32017290592193604},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2720203995704651},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.20296692848205566},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tit.1968.1054112","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tit.1968.1054112","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W659225149","https://openalex.org/W6621970481"],"related_works":["https://openalex.org/W4380682190","https://openalex.org/W4315701745","https://openalex.org/W1990290471","https://openalex.org/W2945307361","https://openalex.org/W1977981177","https://openalex.org/W2005710836","https://openalex.org/W2102386043","https://openalex.org/W2003813852","https://openalex.org/W2116636209","https://openalex.org/W2803711932"],"abstract_inverted_index":{"Sequences":[0],"of":[1,7,62,69,78],"integers":[2],"which":[3,93],"represent":[4],"the":[5,18,52,67,76],"output":[6],"a":[8,28,98],"time":[9],"sampled":[10],"and":[11,47,75],"quantized":[12],"information":[13],"source":[14],"are":[15,20,38,58,88],"considered.":[16],"If":[17],"sequences":[19],"known":[21,39],"to":[22,40],"have":[23,48],"first":[24,49],"differences":[25,50],"less":[26],"than":[27],"given":[29],"positive":[30],"integer":[31],"<tex":[32,63,71,81],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[33,64,72,82],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">s</tex>":[34,65],"or":[35,45],"if":[36],"they":[37],"be":[41,95],"monotonic":[42],"(either":[43],"increasing":[44],"decreasing)":[46],"satisfying":[51],"above":[53],"property,":[54],"optimal":[55],"encoding":[56,86],"schemes":[57,87],"presented,":[59],"in":[60,97],"terms":[61],",":[66,74],"number":[68,77],"samples":[70],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">m</tex>":[73],"quantization":[79],"levels":[80],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">q</tex>":[83],".":[84],"The":[85],"presented":[89],"as":[90],"simple":[91],"algorithms":[92],"may":[94],"implemented":[96],"special":[99],"purpose":[100],"computer":[101],"on":[102],"board":[103],"scientific":[104],"spacecraft.":[105]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}