{"id":"https://openalex.org/W2155521019","doi":"https://doi.org/10.1109/cdc.2010.5717248","title":"On subspace identification of cascade structured systems","display_name":"On subspace identification of cascade structured systems","publication_year":2010,"publication_date":"2010-12-01","ids":{"openalex":"https://openalex.org/W2155521019","doi":"https://doi.org/10.1109/cdc.2010.5717248","mag":"2155521019"},"language":"en","primary_location":{"id":"doi:10.1109/cdc.2010.5717248","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cdc.2010.5717248","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"49th IEEE Conference on Decision and Control (CDC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-55388","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063575152","display_name":"Per H\u00e4gg","orcid":"https://orcid.org/0000-0002-5948-9993"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Per Hagg","raw_affiliation_strings":["Automatic Control Lab and ACCESS, KTH, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control Lab and ACCESS, KTH, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045354671","display_name":"Bo Wahlberg","orcid":"https://orcid.org/0000-0002-1927-1690"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Bo Wahlberg","raw_affiliation_strings":["Automatic Control Lab and ACCESS, KTH, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control Lab and ACCESS, KTH, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056120878","display_name":"Henrik Sandberg","orcid":"https://orcid.org/0000-0003-1835-2963"},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Henrik Sandberg","raw_affiliation_strings":["Automatic Control Lab and ACCESS, KTH, Stockholm, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control Lab and ACCESS, KTH, Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5063575152"],"corresponding_institution_ids":["https://openalex.org/I86987016"],"apc_list":null,"apc_paid":null,"fwci":2.8904,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.92004281,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"1","issue":null,"first_page":"2843","last_page":"2848"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11236","display_name":"Control Systems and Identification","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/T11236","display_name":"Control Systems and Identification","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/T10876","display_name":"Fault Detection and Control Systems","score":0.9973000288009644,"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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/observability","display_name":"Observability","score":0.9502547979354858},{"id":"https://openalex.org/keywords/cascade","display_name":"Cascade","score":0.880357027053833},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.7865777015686035},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6716798543930054},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.5854423642158508},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5768855810165405},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.527253270149231},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.518254280090332},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4875282943248749},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3679770827293396},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.334811806678772},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2598225176334381},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.14409098029136658},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.10720705986022949},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.08033120632171631}],"concepts":[{"id":"https://openalex.org/C36299963","wikidata":"https://www.wikidata.org/wiki/Q1369844","display_name":"Observability","level":2,"score":0.9502547979354858},{"id":"https://openalex.org/C34146451","wikidata":"https://www.wikidata.org/wiki/Q5048094","display_name":"Cascade","level":2,"score":0.880357027053833},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.7865777015686035},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6716798543930054},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.5854423642158508},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5768855810165405},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.527253270149231},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.518254280090332},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4875282943248749},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3679770827293396},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.334811806678772},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2598225176334381},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.14409098029136658},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.10720705986022949},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.08033120632171631},{"id":"https://openalex.org/C42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","level":1,"score":0.0},{"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/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","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/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/cdc.2010.5717248","is_oa":false,"landing_page_url":"https://doi.org/10.1109/cdc.2010.5717248","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"49th IEEE Conference on Decision and Control (CDC)","raw_type":"proceedings-article"},{"id":"pmh:oai:DiVA.org:kth-55388","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-55388","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"}],"best_oa_location":{"id":"pmh:oai:DiVA.org:kth-55388","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-55388","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference paper"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W178056938","https://openalex.org/W588139629","https://openalex.org/W1506636209","https://openalex.org/W1582951828","https://openalex.org/W1964164732","https://openalex.org/W1965324089","https://openalex.org/W1977343551","https://openalex.org/W2062121066","https://openalex.org/W2086760764","https://openalex.org/W2105239319","https://openalex.org/W2123062122","https://openalex.org/W2139341823","https://openalex.org/W2143903059","https://openalex.org/W2155920475","https://openalex.org/W2610857016","https://openalex.org/W2615836285","https://openalex.org/W6644348646","https://openalex.org/W6665851003"],"related_works":["https://openalex.org/W2046459260","https://openalex.org/W2967463586","https://openalex.org/W2765830098","https://openalex.org/W1971989957","https://openalex.org/W2517338020","https://openalex.org/W3157641275","https://openalex.org/W4312300846","https://openalex.org/W2615757685","https://openalex.org/W2098782634","https://openalex.org/W3024740485"],"abstract_inverted_index":{"In":[0,133],"identification":[1,55],"it":[2,124],"is":[3,18,60,118,136,165],"important":[4],"to":[5,28,94,155],"take":[6],"a":[7,30,33,77,86,95,138,156,188],"priori":[8],"structural":[9],"information":[10],"into":[11],"account":[12],"in":[13],"many":[14],"applications,":[15],"something":[16],"that":[17,61,89,98,110],"difficult":[19],"when":[20,52,127],"using":[21,53],"subspace":[22,54],"methods.":[23,172],"Here":[24],"will":[25],"study":[26],"how":[27],"incorporate":[29],"special":[31],"structure,":[32],"cascade":[34,57,121,181],"structure":[35,112],"with":[36,47,70,167],"two":[37,145],"subsystems.":[38],"Two":[39],"new":[40],"methods":[41,146,154],"are":[42,68,183],"derived":[43],"for":[44,120,180],"estimating":[45],"system":[46,59,92],"this":[48,135],"structure.":[49],"The":[50,81,104,141,163],"problem":[51,175],"on":[56],"structured":[58],"the":[62,65,73,91,99,108,111,114,144,153,159,170,174],"states":[63,71],"from":[64,72],"first":[66,82],"subsystem":[67,75],"mixed":[69],"second":[74,105],"via":[76],"unknown":[78],"similarity":[79,87],"transform.":[80],"indirect":[83],"method":[84,106],"finds":[85],"transform":[88],"takes":[90],"back":[93],"form":[96],"such":[97],"subsystems":[100,129],"can":[101],"be":[102],"recovered.":[103],"uses":[107],"fact":[109],"of":[113,143,169,176],"extended":[115],"observability":[116],"matrix":[117],"known":[119],"systems.":[122],"However,":[123],"only":[125],"works":[126],"both":[128],"have":[130],"order":[131],"one.":[132],"practice":[134],"still":[137],"common":[139],"case.":[140],"results":[142],"seem":[147],"promising,":[148],"as":[149],"illustrated":[150,186],"by":[151,187],"applying":[152],"real":[157],"process,":[158],"double":[160],"tank":[161],"process.":[162],"performance":[164],"comparable":[166],"state":[168],"art":[171],"Finally":[173],"optimal":[177],"input":[178],"design":[179],"systems":[182],"introduced,":[184],"and":[185],"simple":[189],"example.":[190]},"counts_by_year":[{"year":2018,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
