{"id":"https://openalex.org/W1555072039","doi":"https://doi.org/10.23919/ecc.1999.7099416","title":"Adaptive X-tracking for linear systems with higher relative degree \u2014 The continuous adaptation case","display_name":"Adaptive X-tracking for linear systems with higher relative degree \u2014 The continuous adaptation case","publication_year":1999,"publication_date":"1999-08-01","ids":{"openalex":"https://openalex.org/W1555072039","doi":"https://doi.org/10.23919/ecc.1999.7099416","mag":"1555072039"},"language":"en","primary_location":{"id":"doi:10.23919/ecc.1999.7099416","is_oa":false,"landing_page_url":"https://doi.org/10.23919/ecc.1999.7099416","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/A5076279419","display_name":"Eric Bullinger","orcid":"https://orcid.org/0000-0002-8889-8286"},"institutions":[{"id":"https://openalex.org/I2799323385","display_name":"Board of the Swiss Federal Institutes of Technology","ror":"https://ror.org/01rvn4p91","country_code":"CH","type":"government","lineage":["https://openalex.org/I2799323385"]},{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Eric Bullinger","raw_affiliation_strings":["Eidgenossische Technische Hochschule Zurich, Zurich, ZH, CH","Institut f\u00fcr Automatik, ETH Z\u00fcrich, 8092 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Eidgenossische Technische Hochschule Zurich, Zurich, ZH, CH","institution_ids":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"raw_affiliation_string":"Institut f\u00fcr Automatik, ETH Z\u00fcrich, 8092 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5001090900","display_name":"Frank Allg\u00f6wer","orcid":"https://orcid.org/0000-0002-3702-3658"},"institutions":[{"id":"https://openalex.org/I2799323385","display_name":"Board of the Swiss Federal Institutes of Technology","ror":"https://ror.org/01rvn4p91","country_code":"CH","type":"government","lineage":["https://openalex.org/I2799323385"]},{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Frank Allgower","raw_affiliation_strings":["Eidgenossische Technische Hochschule Zurich, Zurich, ZH, CH","Institut f\u00fcr Automatik, ETH Z\u00fcrich, 8092 Z\u00fcrich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Eidgenossische Technische Hochschule Zurich, Zurich, ZH, CH","institution_ids":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]},{"raw_affiliation_string":"Institut f\u00fcr Automatik, ETH Z\u00fcrich, 8092 Z\u00fcrich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7929,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.71226944,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"873","last_page":"878"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10040","display_name":"Adaptive Control of Nonlinear Systems","score":0.9998000264167786,"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/T10040","display_name":"Adaptive Control of Nonlinear Systems","score":0.9998000264167786,"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":0.9991999864578247,"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/T11749","display_name":"Iterative Learning Control Systems","score":0.9991000294685364,"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/control-theory","display_name":"Control theory (sociology)","score":0.7750574350357056},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.7277400493621826},{"id":"https://openalex.org/keywords/adaptive-control","display_name":"Adaptive control","score":0.7017521858215332},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5995304584503174},{"id":"https://openalex.org/keywords/adaptation","display_name":"Adaptation (eye)","score":0.5606513023376465},{"id":"https://openalex.org/keywords/degree","display_name":"Degree (music)","score":0.5211256146430969},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.4638659358024597},{"id":"https://openalex.org/keywords/robust-control","display_name":"Robust control","score":0.4370215833187103},{"id":"https://openalex.org/keywords/adaptive-system","display_name":"Adaptive system","score":0.4368918538093567},{"id":"https://openalex.org/keywords/reference-model","display_name":"Reference model","score":0.4285689890384674},{"id":"https://openalex.org/keywords/linear-system","display_name":"Linear system","score":0.42705973982810974},{"id":"https://openalex.org/keywords/ball","display_name":"Ball (mathematics)","score":0.4192148447036743},{"id":"https://openalex.org/keywords/controller","display_name":"Controller (irrigation)","score":0.4102827310562134},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.353033185005188},{"id":"https://openalex.org/keywords/control-system","display_name":"Control system","score":0.3023267090320587},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.19238844513893127},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.16198813915252686},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13097643852233887},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.0681205689907074},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.06441238522529602}],"concepts":[{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.7750574350357056},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.7277400493621826},{"id":"https://openalex.org/C107464732","wikidata":"https://www.wikidata.org/wiki/Q235781","display_name":"Adaptive control","level":3,"score":0.7017521858215332},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5995304584503174},{"id":"https://openalex.org/C139807058","wikidata":"https://www.wikidata.org/wiki/Q352374","display_name":"Adaptation (eye)","level":2,"score":0.5606513023376465},{"id":"https://openalex.org/C2775997480","wikidata":"https://www.wikidata.org/wiki/Q586277","display_name":"Degree (music)","level":2,"score":0.5211256146430969},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.4638659358024597},{"id":"https://openalex.org/C31531917","wikidata":"https://www.wikidata.org/wiki/Q915157","display_name":"Robust control","level":3,"score":0.4370215833187103},{"id":"https://openalex.org/C52970973","wikidata":"https://www.wikidata.org/wiki/Q2497134","display_name":"Adaptive system","level":2,"score":0.4368918538093567},{"id":"https://openalex.org/C150189527","wikidata":"https://www.wikidata.org/wiki/Q356674","display_name":"Reference model","level":2,"score":0.4285689890384674},{"id":"https://openalex.org/C6802819","wikidata":"https://www.wikidata.org/wiki/Q1072174","display_name":"Linear system","level":2,"score":0.42705973982810974},{"id":"https://openalex.org/C122041747","wikidata":"https://www.wikidata.org/wiki/Q838611","display_name":"Ball (mathematics)","level":2,"score":0.4192148447036743},{"id":"https://openalex.org/C203479927","wikidata":"https://www.wikidata.org/wiki/Q5165939","display_name":"Controller (irrigation)","level":2,"score":0.4102827310562134},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.353033185005188},{"id":"https://openalex.org/C17500928","wikidata":"https://www.wikidata.org/wiki/Q959968","display_name":"Control system","level":2,"score":0.3023267090320587},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.19238844513893127},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.16198813915252686},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13097643852233887},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0681205689907074},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.06441238522529602},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","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/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"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/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/ecc.1999.7099416","is_oa":false,"landing_page_url":"https://doi.org/10.23919/ecc.1999.7099416","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":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16","score":0.7900000214576721}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W32594235","https://openalex.org/W106834104","https://openalex.org/W1981479913","https://openalex.org/W2026769037","https://openalex.org/W2045283708","https://openalex.org/W2047204019","https://openalex.org/W2047994867","https://openalex.org/W2106975624","https://openalex.org/W2136431953","https://openalex.org/W2165503808","https://openalex.org/W2241742431"],"related_works":["https://openalex.org/W2901382198","https://openalex.org/W2109400456","https://openalex.org/W4289256535","https://openalex.org/W2108470770","https://openalex.org/W1512021029","https://openalex.org/W1972862722","https://openalex.org/W2281732014","https://openalex.org/W2133185051","https://openalex.org/W27887875","https://openalex.org/W1997329764"],"abstract_inverted_index":{"This":[0],"paper":[1,29,100],"presents":[2],"a":[3,84,101,123,128,158],"simple":[4,65],"adaptive":[5],"controller":[6,62,151],"which":[7],"universally":[8],"achieves":[9],"so-called":[10],"X-tracking":[11],"for":[12,50],"linear":[13],"systems":[14,37],"where":[15],"only":[16,69],"little":[17],"structural":[18],"information":[19],"about":[20],"the":[21,34,46,61,81,87,96,110,131,136,148,150,155],"system":[22],"to":[23,33,73,109,134,154],"be":[24,74,93,141],"controlled":[25],"is":[26,48,63,78,105,152],"needed.":[27],"The":[28,58,76],"extends":[30],"previous":[31],"results":[32],"case":[35],"of":[36,45,60,83,157],"with":[38],"higher":[39],"relative":[40],"degree.":[41],"Stability":[42],"and":[43,66,68,160],"convergence":[44],"adaptation":[47,103],"proven":[49],"tracking":[51],"arbitrary":[52],"but":[53],"sufficiently":[54],"smooth":[55],"reference":[56],"trajectories.":[57],"design":[59],"very":[64],"intuitive":[67],"few":[70],"parameters":[71],"have":[72],"tuned.":[75],"robustness":[77],"increased":[79],"by":[80,95],"introduction":[82],"dead-zone":[85],"in":[86,114,121,144],"adaptation,":[88],"whose":[89],"width":[90],"\u03bb":[91],"can":[92],"chosen":[94],"user.":[97],"In":[98],"this":[99],"continuous":[102,124],"law":[104,112],"used":[106],"as":[107],"opposed":[108],"discrete":[111],"suggested":[113],"earlier":[115],"papers.":[116],"There":[117],"are":[118],"several":[119],"advantages":[120],"using":[122],"adaptation:":[125],"Besides":[126],"displaying":[127],"simpler":[129],"structure":[130],"necessary":[132],"gain":[133],"achieve":[135],"control":[137],"goal":[138],"will":[139],"also":[140],"significantly":[142],"lower":[143],"general.":[145],"To":[146],"demonstrate":[147],"performance":[149],"applied":[153],"model":[156],"ball":[159],"plate":[161],"experiment.":[162]},"counts_by_year":[{"year":2017,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
