{"id":"https://openalex.org/W2046109381","doi":"https://doi.org/10.1016/s0005-1098(96)00256-7","title":"Existence of minimum upcrossing controllers","display_name":"Existence of minimum upcrossing controllers","publication_year":1997,"publication_date":"1997-05-01","ids":{"openalex":"https://openalex.org/W2046109381","doi":"https://doi.org/10.1016/s0005-1098(96)00256-7","mag":"2046109381"},"language":"en","primary_location":{"id":"doi:10.1016/s0005-1098(96)00256-7","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0005-1098(96)00256-7","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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","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":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1016/s0005-1098(96)00256-7","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113604613","display_name":"Anders Hansson","orcid":null},"institutions":[{"id":"https://openalex.org/I97018004","display_name":"Stanford University","ror":"https://ror.org/00f54p054","country_code":"US","type":"education","lineage":["https://openalex.org/I97018004"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"A. Hansson","raw_affiliation_strings":["Information Systems Laboratory, Durand 101A, Stanford University, Stanford, CA 94305-4055, U.S.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Systems Laboratory, Durand 101A, Stanford University, Stanford, CA 94305-4055, U.S.A","institution_ids":["https://openalex.org/I97018004"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055947027","display_name":"Per Hagander","orcid":null},"institutions":[{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"P. Hagander","raw_affiliation_strings":["Department of Automatic Control, Lund Institute of Technology, P.O. Box 118, S-221 00 Lund, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Automatic Control, Lund Institute of Technology, P.O. Box 118, S-221 00 Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5113604613"],"corresponding_institution_ids":["https://openalex.org/I97018004"],"apc_list":{"value":3500,"currency":"USD","value_usd":3500},"apc_paid":{"value":3500,"currency":"USD","value_usd":3500},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.1731773,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"33","issue":"5","first_page":"871","last_page":"879"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11236","display_name":"Control Systems and Identification","score":0.9045000076293945,"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"}},"topics":[{"id":"https://openalex.org/T11236","display_name":"Control Systems and Identification","score":0.9045000076293945,"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/linear-quadratic-gaussian-control","display_name":"Linear-quadratic-Gaussian control","score":0.7262130975723267},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.7226977348327637},{"id":"https://openalex.org/keywords/optimal-control","display_name":"Optimal control","score":0.6953913569450378},{"id":"https://openalex.org/keywords/controller","display_name":"Controller (irrigation)","score":0.6647447943687439},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.661296010017395},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.5795912146568298},{"id":"https://openalex.org/keywords/constructive","display_name":"Constructive","score":0.5551757216453552},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.4780022203922272},{"id":"https://openalex.org/keywords/transfer-function","display_name":"Transfer function","score":0.47725626826286316},{"id":"https://openalex.org/keywords/smoothness","display_name":"Smoothness","score":0.4761331379413605},{"id":"https://openalex.org/keywords/stochastic-control","display_name":"Stochastic control","score":0.4640786647796631},{"id":"https://openalex.org/keywords/optimal-projection-equations","display_name":"Optimal projection equations","score":0.45354145765304565},{"id":"https://openalex.org/keywords/separation-principle","display_name":"Separation principle","score":0.4329807460308075},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4134073257446289},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.2876007556915283},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.22536519169807434},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.13542994856834412},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1324578821659088},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09542953968048096},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.06882357597351074}],"concepts":[{"id":"https://openalex.org/C204495892","wikidata":"https://www.wikidata.org/wiki/Q1798304","display_name":"Linear-quadratic-Gaussian control","level":3,"score":0.7262130975723267},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.7226977348327637},{"id":"https://openalex.org/C91575142","wikidata":"https://www.wikidata.org/wiki/Q1971426","display_name":"Optimal control","level":2,"score":0.6953913569450378},{"id":"https://openalex.org/C203479927","wikidata":"https://www.wikidata.org/wiki/Q5165939","display_name":"Controller (irrigation)","level":2,"score":0.6647447943687439},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.661296010017395},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.5795912146568298},{"id":"https://openalex.org/C2778701210","wikidata":"https://www.wikidata.org/wiki/Q28130034","display_name":"Constructive","level":3,"score":0.5551757216453552},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.4780022203922272},{"id":"https://openalex.org/C81299745","wikidata":"https://www.wikidata.org/wiki/Q334269","display_name":"Transfer function","level":2,"score":0.47725626826286316},{"id":"https://openalex.org/C102634674","wikidata":"https://www.wikidata.org/wiki/Q868473","display_name":"Smoothness","level":2,"score":0.4761331379413605},{"id":"https://openalex.org/C170131372","wikidata":"https://www.wikidata.org/wiki/Q7617811","display_name":"Stochastic control","level":3,"score":0.4640786647796631},{"id":"https://openalex.org/C35919555","wikidata":"https://www.wikidata.org/wiki/Q7098948","display_name":"Optimal projection equations","level":4,"score":0.45354145765304565},{"id":"https://openalex.org/C62431964","wikidata":"https://www.wikidata.org/wiki/Q2271572","display_name":"Separation principle","level":4,"score":0.4329807460308075},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4134073257446289},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.2876007556915283},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.22536519169807434},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.13542994856834412},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1324578821659088},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09542953968048096},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.06882357597351074},{"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/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C3031470","wikidata":"https://www.wikidata.org/wiki/Q818544","display_name":"State observer","level":3,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/s0005-1098(96)00256-7","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0005-1098(96)00256-7","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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Automatica","raw_type":"journal-article"},{"id":"pmh:oai:lup.lub.lu.se:8c2c1ecf-0a72-4080-8a23-68feb46c84ef","is_oa":false,"landing_page_url":"https://lup.lub.lu.se/record/8311494","pdf_url":null,"source":{"id":"https://openalex.org/S4306400536","display_name":"Lund University Publications (Lund University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I187531555","host_organization_name":"Lund University","host_organization_lineage":["https://openalex.org/I187531555"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 0005-1098","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1016/s0005-1098(96)00256-7","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0005-1098(96)00256-7","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":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Automatica","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1536997931","https://openalex.org/W1608230802","https://openalex.org/W2011317904","https://openalex.org/W2071264748","https://openalex.org/W2088088765","https://openalex.org/W2094767875","https://openalex.org/W2099412443","https://openalex.org/W2152067247","https://openalex.org/W2180923730","https://openalex.org/W2375416818","https://openalex.org/W2403660896","https://openalex.org/W2506743380","https://openalex.org/W2795404169","https://openalex.org/W2798909945","https://openalex.org/W6668317230","https://openalex.org/W6674907940","https://openalex.org/W6709643357","https://openalex.org/W6713611316","https://openalex.org/W6724997603"],"related_works":["https://openalex.org/W2060867552","https://openalex.org/W2116227114","https://openalex.org/W1981187867","https://openalex.org/W2952344041","https://openalex.org/W4292503676","https://openalex.org/W2735852352","https://openalex.org/W2990101601","https://openalex.org/W1978599104","https://openalex.org/W1570532403","https://openalex.org/W2046109381"],"abstract_inverted_index":{"An":[0],"optimal":[1,35,43,51],"stochastic":[2],"control":[3,30],"problem":[4,24,31],"that":[5,9,63],"minimizes":[6],"the":[7,34,50,68,79],"probability":[8],"a":[10,13,21,26,56,71],"signal":[11],"upcrosses":[12],"level":[14],"is":[15,53,61,65],"solved":[16],"by":[17],"rewriting":[18],"it":[19,60,64],"as":[20,40],"one-parametric":[22],"optimization":[23],"over":[25],"set":[27],"of":[28,49,70,78],"LQG":[29],"solutions.":[32],"Finding":[33],"controller":[36,52,72],"can":[37],"be":[38],"interpreted":[39],"finding":[41],"an":[42],"costing":[44],"transfer":[45],"function.":[46],"The":[47],"existence":[48,69],"investigated":[54],"in":[55],"constructive":[57],"way,":[58],"and":[59],"shown":[62],"equivalent":[66],"to":[67],"with":[73],"sufficiently":[74],"small":[75],"closed-loop":[76],"variance":[77],"controlled":[80],"signal.":[81]},"counts_by_year":[],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}
