{"id":"https://openalex.org/W1498197494","doi":"https://doi.org/10.23919/ecc.1999.7099345","title":"Extended conditions for unknown input observer","display_name":"Extended conditions for unknown input observer","publication_year":1999,"publication_date":"1999-08-01","ids":{"openalex":"https://openalex.org/W1498197494","doi":"https://doi.org/10.23919/ecc.1999.7099345","mag":"1498197494"},"language":"en","primary_location":{"id":"doi:10.23919/ecc.1999.7099345","is_oa":false,"landing_page_url":"https://doi.org/10.23919/ecc.1999.7099345","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"1999 European Control Conference (ECC)","raw_type":"proceedings-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/A5071265848","display_name":"Eric Lucet","orcid":"https://orcid.org/0000-0002-9702-3473"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E. Lucet","raw_affiliation_strings":["Ecole Nationale Superieure de l'Energie l'Eau et l'Environnement, Grenoble, Auvergne-Rh\u00c3\u00b4ne-Alpes, FR","Laboratoire d'Automatique de Grenoble, ENSIEG, BP 46, 38402 Saint Martin d'H\u00e9res, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Nationale Superieure de l'Energie l'Eau et l'Environnement, Grenoble, Auvergne-Rh\u00c3\u00b4ne-Alpes, FR","institution_ids":[]},{"raw_affiliation_string":"Laboratoire d'Automatique de Grenoble, ENSIEG, BP 46, 38402 Saint Martin d'H\u00e9res, France","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034105178","display_name":"G. Bornard","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"G. Bornard","raw_affiliation_strings":["Ecole Nationale Superieure de l'Energie l'Eau et l'Environnement, Grenoble, Auvergne-Rh\u00c3\u00b4ne-Alpes, FR","Laboratoire d'Automatique de Grenoble, ENSIEG, BP 46, 38402 Saint Martin d'H\u00e9res, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Nationale Superieure de l'Energie l'Eau et l'Environnement, Grenoble, Auvergne-Rh\u00c3\u00b4ne-Alpes, FR","institution_ids":[]},{"raw_affiliation_string":"Laboratoire d'Automatique de Grenoble, ENSIEG, BP 46, 38402 Saint Martin d'H\u00e9res, France","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003072408","display_name":"Luc Dugard","orcid":"https://orcid.org/0000-0002-1596-5994"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"L. Dugard","raw_affiliation_strings":["Ecole Nationale Superieure de l'Energie l'Eau et l'Environnement, Grenoble, Auvergne-Rh\u00c3\u00b4ne-Alpes, FR","Laboratoire d'Automatique de Grenoble, ENSIEG, BP 46, 38402 Saint Martin d'H\u00e9res, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ecole Nationale Superieure de l'Energie l'Eau et l'Environnement, Grenoble, Auvergne-Rh\u00c3\u00b4ne-Alpes, FR","institution_ids":[]},{"raw_affiliation_string":"Laboratoire d'Automatique de Grenoble, ENSIEG, BP 46, 38402 Saint Martin d'H\u00e9res, France","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.06725772,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"452","last_page":"457"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10876","display_name":"Fault Detection and Control Systems","score":0.9998999834060669,"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/T10876","display_name":"Fault Detection and Control Systems","score":0.9998999834060669,"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/T10791","display_name":"Advanced Control Systems Optimization","score":0.9984999895095825,"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/T11236","display_name":"Control Systems and Identification","score":0.9876000285148621,"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/observer","display_name":"Observer (physics)","score":0.7817806005477905},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.7463520765304565},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5594160556793213},{"id":"https://openalex.org/keywords/work","display_name":"Work (physics)","score":0.5070512294769287},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1878913938999176},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.16581156849861145},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1591247320175171},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.149821937084198}],"concepts":[{"id":"https://openalex.org/C2780704645","wikidata":"https://www.wikidata.org/wiki/Q9251458","display_name":"Observer (physics)","level":2,"score":0.7817806005477905},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.7463520765304565},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5594160556793213},{"id":"https://openalex.org/C18762648","wikidata":"https://www.wikidata.org/wiki/Q42213","display_name":"Work (physics)","level":2,"score":0.5070512294769287},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1878913938999176},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.16581156849861145},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1591247320175171},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.149821937084198},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/ecc.1999.7099345","is_oa":false,"landing_page_url":"https://doi.org/10.23919/ecc.1999.7099345","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"1999 European Control Conference (ECC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Climate action","id":"https://metadata.un.org/sdg/13","score":0.7400000095367432}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1556149896","https://openalex.org/W1970227820","https://openalex.org/W1985886765","https://openalex.org/W2008139352","https://openalex.org/W2016026577","https://openalex.org/W2044535354","https://openalex.org/W2088085314","https://openalex.org/W2104290587"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052","https://openalex.org/W4402327032","https://openalex.org/W2382290278"],"abstract_inverted_index":{"Unknown":[0],"input":[1,31],"observers":[2,32],"take":[3],"the":[4],"knowledge":[5],"of":[6],"perturbations":[7,39],"influence":[8],"into":[9],"account.":[10],"If":[11],"detectability":[12],"and":[13],"minimum":[14],"phase":[15],"conditions":[16],"are":[17],"assumed,":[18],"states":[19],"estimation":[20],"can":[21,33],"be":[22,34],"decoupled":[23],"from":[24],"perturbations.":[25],"This":[26],"work":[27],"shows":[28],"that":[29],"unknown":[30],"built":[35],"for":[36],"systems":[37],"which":[38],"have":[40],"an":[41],"identical":[42],"immediate":[43],"effect,":[44],"or":[45],"with":[46],"delay":[47],"greater":[48],"than":[49],"one.":[50]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}