{"id":"https://openalex.org/W2141070096","doi":"https://doi.org/10.1016/0005-1098(91)90035-z","title":"A four-block problem for H\u221e design: Properties and applications","display_name":"A four-block problem for H\u221e design: Properties and applications","publication_year":1991,"publication_date":"1991-09-01","ids":{"openalex":"https://openalex.org/W2141070096","doi":"https://doi.org/10.1016/0005-1098(91)90035-z","mag":"2141070096"},"language":"en","primary_location":{"id":"doi:10.1016/0005-1098(91)90035-z","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0005-1098(91)90035-z","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/A5062000439","display_name":"M. Englehart","orcid":null},"institutions":[{"id":"https://openalex.org/I82514191","display_name":"Honeywell (United States)","ror":"https://ror.org/02t71h845","country_code":"US","type":"company","lineage":["https://openalex.org/I82514191"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Matthew J. Englehart","raw_affiliation_strings":["Systems and Research Center, Honeywell Inc., 3660 Technology Drive, Minneapolis, Minnesota 55418, U.S.A","Honeywell Inc., Minneapolis, MN#TAB#"],"affiliations":[{"raw_affiliation_string":"Systems and Research Center, Honeywell Inc., 3660 Technology Drive, Minneapolis, Minnesota 55418, U.S.A","institution_ids":[]},{"raw_affiliation_string":"Honeywell Inc., Minneapolis, MN#TAB#","institution_ids":["https://openalex.org/I82514191"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101480228","display_name":"Malcolm Smith","orcid":"https://orcid.org/0000-0002-0818-1227"},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Malcolm C. Smith","raw_affiliation_strings":["University of Cambridge, Department of Engineering, Trumpington Street, Cambridge CB2 1PZ, U.K","University of Cambridge, Cambridge, UK"],"affiliations":[{"raw_affiliation_string":"University of Cambridge, Department of Engineering, Trumpington Street, Cambridge CB2 1PZ, U.K","institution_ids":[]},{"raw_affiliation_string":"University of Cambridge, Cambridge, UK","institution_ids":["https://openalex.org/I241749"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101480228"],"corresponding_institution_ids":["https://openalex.org/I241749"],"apc_list":{"value":3500,"currency":"USD","value_usd":3500},"apc_paid":null,"fwci":6.9192,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.97039803,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"27","issue":"5","first_page":"811","last_page":"818"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10046","display_name":"Stability and Control of Uncertain Systems","score":0.9994000196456909,"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/T10046","display_name":"Stability and Control of Uncertain Systems","score":0.9994000196456909,"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/T11110","display_name":"Stability and Controllability of Differential Equations","score":0.9994000196456909,"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/T11416","display_name":"Numerical methods for differential equations","score":0.9965000152587891,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.7174777984619141},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.7064467668533325},{"id":"https://openalex.org/keywords/coprime-integers","display_name":"Coprime integers","score":0.6779497861862183},{"id":"https://openalex.org/keywords/metric","display_name":"Metric (unit)","score":0.6327687501907349},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.5685089230537415},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5684373378753662},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.5139896273612976},{"id":"https://openalex.org/keywords/optimal-control","display_name":"Optimal control","score":0.491608202457428},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.48960500955581665},{"id":"https://openalex.org/keywords/optimization-problem","display_name":"Optimization problem","score":0.4474496841430664},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4424532353878021},{"id":"https://openalex.org/keywords/optimal-design","display_name":"Optimal design","score":0.41511833667755127},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.31664901971817017},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2885671555995941},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2376459240913391},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.1995648741722107}],"concepts":[{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.7174777984619141},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.7064467668533325},{"id":"https://openalex.org/C23230895","wikidata":"https://www.wikidata.org/wiki/Q104752","display_name":"Coprime integers","level":2,"score":0.6779497861862183},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.6327687501907349},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.5685089230537415},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5684373378753662},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.5139896273612976},{"id":"https://openalex.org/C91575142","wikidata":"https://www.wikidata.org/wiki/Q1971426","display_name":"Optimal control","level":2,"score":0.491608202457428},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.48960500955581665},{"id":"https://openalex.org/C137836250","wikidata":"https://www.wikidata.org/wiki/Q984063","display_name":"Optimization problem","level":2,"score":0.4474496841430664},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4424532353878021},{"id":"https://openalex.org/C186394612","wikidata":"https://www.wikidata.org/wiki/Q7098942","display_name":"Optimal design","level":2,"score":0.41511833667755127},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.31664901971817017},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2885671555995941},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2376459240913391},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.1995648741722107},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"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/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0005-1098(91)90035-z","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0005-1098(91)90035-z","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":32,"referenced_works":["https://openalex.org/W60449278","https://openalex.org/W108976050","https://openalex.org/W1490746760","https://openalex.org/W1595932937","https://openalex.org/W1968315580","https://openalex.org/W1978344182","https://openalex.org/W1999107853","https://openalex.org/W2021606031","https://openalex.org/W2030033366","https://openalex.org/W2042106612","https://openalex.org/W2075666652","https://openalex.org/W2080862163","https://openalex.org/W2081178351","https://openalex.org/W2086804413","https://openalex.org/W2094628770","https://openalex.org/W2100827217","https://openalex.org/W2106901410","https://openalex.org/W2106929622","https://openalex.org/W2111706413","https://openalex.org/W2114044578","https://openalex.org/W2116264516","https://openalex.org/W2119189757","https://openalex.org/W2140092905","https://openalex.org/W2168979300","https://openalex.org/W2173261491","https://openalex.org/W2179595285","https://openalex.org/W3141993954","https://openalex.org/W3216747129","https://openalex.org/W6602473618","https://openalex.org/W6604359353","https://openalex.org/W6633641945","https://openalex.org/W6635476304"],"related_works":["https://openalex.org/W2150702847","https://openalex.org/W2792528285","https://openalex.org/W4285175356","https://openalex.org/W3169646833","https://openalex.org/W4287165029","https://openalex.org/W2138825531","https://openalex.org/W2042246162","https://openalex.org/W4317770425","https://openalex.org/W2361732403","https://openalex.org/W2047206873"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
