{"id":"https://openalex.org/W2064650986","doi":"https://doi.org/10.1109/acc.2012.6315485","title":"Convenient representations of structured systems for model order reduction","display_name":"Convenient representations of structured systems for model order reduction","publication_year":2012,"publication_date":"2012-06-01","ids":{"openalex":"https://openalex.org/W2064650986","doi":"https://doi.org/10.1109/acc.2012.6315485","mag":"2064650986"},"language":"en","primary_location":{"id":"doi:10.1109/acc.2012.6315485","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acc.2012.6315485","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 American Control Conference (ACC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://lup.lub.lu.se/record/2544111","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011097340","display_name":"Aivar Sootla","orcid":"https://orcid.org/0000-0003-4666-4454"},"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":true,"raw_author_name":"A. Sootla","raw_affiliation_strings":["Automatic Control, LTH, Lund University, Lund, Sweden","Automatic Control, LTH, Lund University, Ole R\u00f6mers v\u00e4g 1, SE 223 63, Lund, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control, LTH, Lund University, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]},{"raw_affiliation_string":"Automatic Control, LTH, Lund University, Ole R\u00f6mers v\u00e4g 1, SE 223 63, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091667471","display_name":"Anders Rantzer","orcid":"https://orcid.org/0000-0001-7118-2786"},"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":"A. Rantzer","raw_affiliation_strings":["Automatic Control, LTH, Lund University, Lund, Sweden","Automatic Control, LTH, Lund University, Ole R\u00f6mers v\u00e4g 1, SE 223 63, Lund, Sweden"],"affiliations":[{"raw_affiliation_string":"Automatic Control, LTH, Lund University, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]},{"raw_affiliation_string":"Automatic Control, LTH, Lund University, Ole R\u00f6mers v\u00e4g 1, SE 223 63, Lund, Sweden","institution_ids":["https://openalex.org/I187531555"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5011097340"],"corresponding_institution_ids":["https://openalex.org/I187531555"],"apc_list":null,"apc_paid":null,"fwci":0.2425,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.55937483,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"3427","last_page":"3432"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12810","display_name":"Real-time simulation and control systems","score":0.9973999857902527,"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":0.9962000250816345,"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/transfer-function","display_name":"Transfer function","score":0.7754616737365723},{"id":"https://openalex.org/keywords/abstraction","display_name":"Abstraction","score":0.6217678785324097},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.5739018321037292},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5439091324806213},{"id":"https://openalex.org/keywords/state-space","display_name":"State space","score":0.5325305461883545},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4994938373565674},{"id":"https://openalex.org/keywords/laplace-transform","display_name":"Laplace transform","score":0.46698564291000366},{"id":"https://openalex.org/keywords/transfer","display_name":"Transfer (computing)","score":0.44840502738952637},{"id":"https://openalex.org/keywords/space","display_name":"Space (punctuation)","score":0.4374207556247711},{"id":"https://openalex.org/keywords/state-space-representation","display_name":"State-space representation","score":0.437042236328125},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.42903196811676025},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.36711782217025757},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3508652448654175},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.34973767399787903},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.33545970916748047},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.27878111600875854},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.24312859773635864},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.12061667442321777},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.07454615831375122}],"concepts":[{"id":"https://openalex.org/C81299745","wikidata":"https://www.wikidata.org/wiki/Q334269","display_name":"Transfer function","level":2,"score":0.7754616737365723},{"id":"https://openalex.org/C124304363","wikidata":"https://www.wikidata.org/wiki/Q673661","display_name":"Abstraction","level":2,"score":0.6217678785324097},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.5739018321037292},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5439091324806213},{"id":"https://openalex.org/C72434380","wikidata":"https://www.wikidata.org/wiki/Q230930","display_name":"State space","level":2,"score":0.5325305461883545},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4994938373565674},{"id":"https://openalex.org/C97937538","wikidata":"https://www.wikidata.org/wiki/Q199691","display_name":"Laplace transform","level":2,"score":0.46698564291000366},{"id":"https://openalex.org/C2776175482","wikidata":"https://www.wikidata.org/wiki/Q1195816","display_name":"Transfer (computing)","level":2,"score":0.44840502738952637},{"id":"https://openalex.org/C2778572836","wikidata":"https://www.wikidata.org/wiki/Q380933","display_name":"Space (punctuation)","level":2,"score":0.4374207556247711},{"id":"https://openalex.org/C52918065","wikidata":"https://www.wikidata.org/wiki/Q230945","display_name":"State-space representation","level":2,"score":0.437042236328125},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.42903196811676025},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.36711782217025757},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3508652448654175},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.34973767399787903},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.33545970916748047},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.27878111600875854},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.24312859773635864},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.12061667442321777},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.07454615831375122},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","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/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/acc.2012.6315485","is_oa":false,"landing_page_url":"https://doi.org/10.1109/acc.2012.6315485","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 American Control Conference (ACC)","raw_type":"proceedings-article"},{"id":"pmh:oai:lup.lub.lu.se:635aefa9-4bf9-45a4-8967-bda5f75e6479","is_oa":true,"landing_page_url":"https://lup.lub.lu.se/record/2544111","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:lup.lub.lu.se:635aefa9-4bf9-45a4-8967-bda5f75e6479","is_oa":true,"landing_page_url":"https://lup.lub.lu.se/record/2544111","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":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.46000000834465027}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W95449539","https://openalex.org/W1545968661","https://openalex.org/W1551480811","https://openalex.org/W1590943005","https://openalex.org/W1868559974","https://openalex.org/W1972593265","https://openalex.org/W1974923265","https://openalex.org/W1984714339","https://openalex.org/W2002357820","https://openalex.org/W2009762405","https://openalex.org/W2047564874","https://openalex.org/W2052005273","https://openalex.org/W2064733273","https://openalex.org/W2065313971","https://openalex.org/W2067070250","https://openalex.org/W2081178351","https://openalex.org/W2089104712","https://openalex.org/W2106244831","https://openalex.org/W2136856522","https://openalex.org/W2139914082","https://openalex.org/W2148305720","https://openalex.org/W2161344224","https://openalex.org/W2284696297","https://openalex.org/W4231269850","https://openalex.org/W4245363402","https://openalex.org/W6643290454","https://openalex.org/W6643969892","https://openalex.org/W6679914081"],"related_works":["https://openalex.org/W4316037172","https://openalex.org/W2073084662","https://openalex.org/W4230510248","https://openalex.org/W273478400","https://openalex.org/W2579634771","https://openalex.org/W2153408823","https://openalex.org/W2022276156","https://openalex.org/W3013517953","https://openalex.org/W1560664277","https://openalex.org/W2756401664"],"abstract_inverted_index":{"In":[0],"control":[1],"theory":[2],"there":[3],"exist":[4],"two":[5],"convenient":[6],"representations":[7,72,84],"of":[8,62,66,103,105,115],"a":[9,116],"model,":[10],"which":[11,91],"are":[12,85],"transfer":[13,22,48],"functions":[14,23],"and":[15,32,80],"state-space":[16,30,40],"matrices.":[17],"However,":[18],"structure":[19,37,76],"in":[20,28,38,46,77],"the":[21,29,34,39,47,93,96],"is":[24,42,55],"not":[25,43],"clearly":[26,44,74],"seen":[27,45],"form,":[31],"on":[33],"other":[35],"hand":[36],"form":[41],"functions.":[49],"The":[50,64,98],"main":[51],"reason":[52],"for":[53],"this":[54,67],"that":[56,73],"Laplace":[57],"transformation":[58],"destroys":[59],"most":[60],"types":[61],"structures.":[63],"goal":[65],"paper":[68],"was":[69],"introducing":[70,88],"such":[71],"reflect":[75],"both":[78],"frequency":[79],"time":[81],"domain.":[82],"Such":[83],"obtained":[86],"by":[87],"auxiliary":[89,99],"signals":[90,100],"define":[92],"interactions":[94],"within":[95],"structure.":[97],"lower":[101],"level":[102],"abstraction":[104],"input-output":[106],"mappings,":[107],"thus":[108],"providing":[109],"an":[110],"insight":[111],"into":[112],"physical":[113],"properties":[114],"system.":[117]},"counts_by_year":[{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}