{"id":"https://openalex.org/W2034637496","doi":"https://doi.org/10.1016/0005-1098(91)90084-f","title":"Kalman smoothing via auxiliary outputs","display_name":"Kalman smoothing via auxiliary outputs","publication_year":1991,"publication_date":"1991-03-01","ids":{"openalex":"https://openalex.org/W2034637496","doi":"https://doi.org/10.1016/0005-1098(91)90084-f","mag":"2034637496"},"language":"en","primary_location":{"id":"doi:10.1016/0005-1098(91)90084-f","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0005-1098(91)90084-f","pdf_url":null,"source":{"id":"https://openalex.org/S51360982","display_name":"Automatica","issn_l":"0005-1098","issn":["0005-1098","1873-2836"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Automatica","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/A5034842916","display_name":"John Kormylo","orcid":null},"institutions":[{"id":"https://openalex.org/I923382979","display_name":"ExxonMobil (United States)","ror":"https://ror.org/01xcepn55","country_code":"US","type":"company","lineage":["https://openalex.org/I923382979"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"John Kormylo","raw_affiliation_strings":["Exxon Production Research Co., PO Box 2189, Houston, TX 77252-2189, U.S.A"],"affiliations":[{"raw_affiliation_string":"Exxon Production Research Co., PO Box 2189, Houston, TX 77252-2189, U.S.A","institution_ids":["https://openalex.org/I923382979"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5034842916"],"corresponding_institution_ids":["https://openalex.org/I923382979"],"apc_list":{"value":3500,"currency":"USD","value_usd":3500},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.20327575,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"27","issue":"2","first_page":"371","last_page":"373"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13487","display_name":"Statistical and numerical algorithms","score":0.9825000166893005,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13487","display_name":"Statistical and numerical algorithms","score":0.9825000166893005,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11236","display_name":"Control Systems and Identification","score":0.9818999767303467,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/T10046","display_name":"Stability and Control of Uncertain Systems","score":0.9799000024795532,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems 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/smoothing","display_name":"Smoothing","score":0.9047272205352783},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.7526944875717163},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6054129600524902},{"id":"https://openalex.org/keywords/covariance","display_name":"Covariance","score":0.5306265354156494},{"id":"https://openalex.org/keywords/state-vector","display_name":"State vector","score":0.5165578126907349},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5114904642105103},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.4544518291950226},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.45135557651519775},{"id":"https://openalex.org/keywords/state","display_name":"State (computer science)","score":0.4297305941581726},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.39225316047668457},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.38779696822166443},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.352460116147995},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.32032716274261475},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1301361322402954},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.10182014107704163},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09459346532821655}],"concepts":[{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.9047272205352783},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.7526944875717163},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6054129600524902},{"id":"https://openalex.org/C178650346","wikidata":"https://www.wikidata.org/wiki/Q201984","display_name":"Covariance","level":2,"score":0.5306265354156494},{"id":"https://openalex.org/C2777798563","wikidata":"https://www.wikidata.org/wiki/Q7603916","display_name":"State vector","level":2,"score":0.5165578126907349},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5114904642105103},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.4544518291950226},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.45135557651519775},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4297305941581726},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.39225316047668457},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.38779696822166443},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.352460116147995},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.32032716274261475},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1301361322402954},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.10182014107704163},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09459346532821655},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0005-1098(91)90084-f","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0005-1098(91)90084-f","pdf_url":null,"source":{"id":"https://openalex.org/S51360982","display_name":"Automatica","issn_l":"0005-1098","issn":["0005-1098","1873-2836"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Automatica","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":9,"referenced_works":["https://openalex.org/W2054734272","https://openalex.org/W2067908011","https://openalex.org/W2068563575","https://openalex.org/W2107503352","https://openalex.org/W2126369440","https://openalex.org/W2162792343","https://openalex.org/W2724175789","https://openalex.org/W6683161954","https://openalex.org/W6683835054"],"related_works":["https://openalex.org/W4225393332","https://openalex.org/W2360090175","https://openalex.org/W3022667867","https://openalex.org/W3206065900","https://openalex.org/W2037570646","https://openalex.org/W1489099099","https://openalex.org/W2886934452","https://openalex.org/W2291864440","https://openalex.org/W2024369332","https://openalex.org/W1974955043"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
