{"id":"https://openalex.org/W4312815788","doi":"https://doi.org/10.1109/tcst.2022.3214725","title":"Prefilter Design for Improved Spectral Flatness of Physical Pseudorandom Perturbations","display_name":"Prefilter Design for Improved Spectral Flatness of Physical Pseudorandom Perturbations","publication_year":2022,"publication_date":"2022-11-03","ids":{"openalex":"https://openalex.org/W4312815788","doi":"https://doi.org/10.1109/tcst.2022.3214725"},"language":"en","primary_location":{"id":"doi:10.1109/tcst.2022.3214725","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcst.2022.3214725","pdf_url":null,"source":{"id":"https://openalex.org/S133363738","display_name":"IEEE Transactions on Control Systems Technology","issn_l":"1063-6536","issn":["1063-6536","1558-0865","2374-0159"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Control Systems Technology","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/A5076074091","display_name":"Yingxin Qiu","orcid":"https://orcid.org/0000-0002-9282-0166"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yingxin Qiu","raw_affiliation_strings":["George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, USA"],"raw_orcid":"https://orcid.org/0000-0002-9282-0166","affiliations":[{"raw_affiliation_string":"George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072237133","display_name":"Mengnan Wu","orcid":"https://orcid.org/0000-0002-0341-4909"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]},{"id":"https://openalex.org/I2802612298","display_name":"The Wallace H. Coulter Department of Biomedical Engineering","ror":"https://ror.org/02j15s898","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444","https://openalex.org/I150468666","https://openalex.org/I2802612298"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mengnan Wu","raw_affiliation_strings":["The Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology, Emory University School of Medicine, Atlanta, GA, USA"],"raw_orcid":"https://orcid.org/0000-0002-0341-4909","affiliations":[{"raw_affiliation_string":"The Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology, Emory University School of Medicine, Atlanta, GA, USA","institution_ids":["https://openalex.org/I2802612298","https://openalex.org/I130701444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022013226","display_name":"Lena H. Ting","orcid":"https://orcid.org/0000-0001-6854-9444"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]},{"id":"https://openalex.org/I150468666","display_name":"Emory University","ror":"https://ror.org/03czfpz43","country_code":"US","type":"education","lineage":["https://openalex.org/I150468666"]},{"id":"https://openalex.org/I2802612298","display_name":"The Wallace H. Coulter Department of Biomedical Engineering","ror":"https://ror.org/02j15s898","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444","https://openalex.org/I150468666","https://openalex.org/I2802612298"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Lena H. Ting","raw_affiliation_strings":["The Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology, Emory University School of Medicine, Atlanta, GA, USA","Department of Rehabilitation Medicine, Division of Physical Therapy, Emory University, Atlanta, GA, USA"],"raw_orcid":"https://orcid.org/0000-0001-6854-9444","affiliations":[{"raw_affiliation_string":"The Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology, Emory University School of Medicine, Atlanta, GA, USA","institution_ids":["https://openalex.org/I2802612298","https://openalex.org/I130701444"]},{"raw_affiliation_string":"Department of Rehabilitation Medicine, Division of Physical Therapy, Emory University, Atlanta, GA, USA","institution_ids":["https://openalex.org/I150468666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018570365","display_name":"Jun Ueda","orcid":"https://orcid.org/0000-0001-7807-6863"},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jun Ueda","raw_affiliation_strings":["George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, USA"],"raw_orcid":"https://orcid.org/0000-0001-7807-6863","affiliations":[{"raw_affiliation_string":"George W. Woodruff School of Mechanical Engineering, Georgia Institute of Technology, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.231,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.51838214,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"31","issue":"3","first_page":"1051","last_page":"1062"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9986000061035156,"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"}},"topics":[{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9986000061035156,"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"}},{"id":"https://openalex.org/T12740","display_name":"Gait Recognition and Analysis","score":0.9940000176429749,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.9847999811172485,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/flatness","display_name":"Flatness (cosmology)","score":0.7396153211593628},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.7329629063606262},{"id":"https://openalex.org/keywords/pseudorandom-number-generator","display_name":"Pseudorandom number generator","score":0.6324783563613892},{"id":"https://openalex.org/keywords/realization","display_name":"Realization (probability)","score":0.5872625112533569},{"id":"https://openalex.org/keywords/perturbation","display_name":"Perturbation (astronomy)","score":0.5308619141578674},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5028972029685974},{"id":"https://openalex.org/keywords/system-identification","display_name":"System identification","score":0.4723946750164032},{"id":"https://openalex.org/keywords/physical-system","display_name":"Physical system","score":0.46185362339019775},{"id":"https://openalex.org/keywords/control-engineering","display_name":"Control engineering","score":0.38017764687538147},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3409978449344635},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.33370381593704224},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21038883924484253},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.17295482754707336},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.13433951139450073},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11754196882247925},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.07945770025253296}],"concepts":[{"id":"https://openalex.org/C2778530986","wikidata":"https://www.wikidata.org/wiki/Q5457948","display_name":"Flatness (cosmology)","level":3,"score":0.7396153211593628},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.7329629063606262},{"id":"https://openalex.org/C140642157","wikidata":"https://www.wikidata.org/wiki/Q1623338","display_name":"Pseudorandom number generator","level":2,"score":0.6324783563613892},{"id":"https://openalex.org/C2781089630","wikidata":"https://www.wikidata.org/wiki/Q21856745","display_name":"Realization (probability)","level":2,"score":0.5872625112533569},{"id":"https://openalex.org/C177918212","wikidata":"https://www.wikidata.org/wiki/Q803623","display_name":"Perturbation (astronomy)","level":2,"score":0.5308619141578674},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5028972029685974},{"id":"https://openalex.org/C119247159","wikidata":"https://www.wikidata.org/wiki/Q1366192","display_name":"System identification","level":3,"score":0.4723946750164032},{"id":"https://openalex.org/C116672817","wikidata":"https://www.wikidata.org/wiki/Q1454986","display_name":"Physical system","level":2,"score":0.46185362339019775},{"id":"https://openalex.org/C133731056","wikidata":"https://www.wikidata.org/wiki/Q4917288","display_name":"Control engineering","level":1,"score":0.38017764687538147},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3409978449344635},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.33370381593704224},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21038883924484253},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.17295482754707336},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.13433951139450073},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11754196882247925},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.07945770025253296},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C26405456","wikidata":"https://www.wikidata.org/wiki/Q338","display_name":"Cosmology","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcst.2022.3214725","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcst.2022.3214725","pdf_url":null,"source":{"id":"https://openalex.org/S133363738","display_name":"IEEE Transactions on Control Systems Technology","issn_l":"1063-6536","issn":["1063-6536","1558-0865","2374-0159"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Control Systems Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5473559701","display_name":null,"funder_award_id":"1762211","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G6744107649","display_name":null,"funder_award_id":"CMMI-M3X 1761679","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W12522429","https://openalex.org/W178056938","https://openalex.org/W200742429","https://openalex.org/W205882140","https://openalex.org/W1525635688","https://openalex.org/W1589394642","https://openalex.org/W1966264494","https://openalex.org/W1987403854","https://openalex.org/W1995569434","https://openalex.org/W1999740918","https://openalex.org/W2003873788","https://openalex.org/W2009890895","https://openalex.org/W2011927868","https://openalex.org/W2017990452","https://openalex.org/W2023109623","https://openalex.org/W2028573862","https://openalex.org/W2032755704","https://openalex.org/W2034703168","https://openalex.org/W2049542560","https://openalex.org/W2052278109","https://openalex.org/W2058097301","https://openalex.org/W2078846358","https://openalex.org/W2079890156","https://openalex.org/W2103081528","https://openalex.org/W2117851648","https://openalex.org/W2122233481","https://openalex.org/W2128395221","https://openalex.org/W2145860775","https://openalex.org/W2150431855","https://openalex.org/W2162249689","https://openalex.org/W2254685193","https://openalex.org/W2375099263","https://openalex.org/W2478884216","https://openalex.org/W2595118681","https://openalex.org/W2644057872","https://openalex.org/W2886841966","https://openalex.org/W2906873164","https://openalex.org/W2915710234","https://openalex.org/W2999931964","https://openalex.org/W3128816176","https://openalex.org/W3135863318","https://openalex.org/W4252099851","https://openalex.org/W6691757605"],"related_works":["https://openalex.org/W2988803943","https://openalex.org/W2789295429","https://openalex.org/W2743501974","https://openalex.org/W2540573954","https://openalex.org/W3195404686","https://openalex.org/W2782313579","https://openalex.org/W2066314436","https://openalex.org/W116508993","https://openalex.org/W2047536836","https://openalex.org/W1989061480"],"abstract_inverted_index":{"System":[0],"identification":[1,21,41,64],"techniques":[2],"have":[3,83],"been":[4,43,85],"applied":[5,31],"to":[6,32,142],"model":[7],"human":[8,17],"sensorimotor":[9],"systems":[10],"for":[11,39,136],"research":[12],"and":[13,65,97,165],"diagnostic":[14],"purposes.":[15],"Accurate":[16],"modeling":[18],"via":[19],"system":[20,40,63],"requires":[22],"informative":[23,29],"experimental":[24],"data,":[25],"which":[26,172],"further":[27],"require":[28],"perturbations":[30,38,54,187],"the":[33,47,50,69,89,95,100,107,124,137,149,155,162,184,194,201,204],"human.":[34],"Previously,":[35],"designing":[36],"ideal":[37],"has":[42],"extensively":[44],"studied.":[45],"On":[46],"other":[48],"hand,":[49],"physical":[51,80,108,205],"realization":[52,81,109],"of":[53,99,110,115,123,183,203],"often":[55],"produces":[56],"distorted":[57],"perturbations,":[58],"resulting":[59],"in":[60,88,121],"less":[61],"accurate":[62],"incorrect":[66],"conclusions":[67],"about":[68],"target":[70],"dynamic":[71],"system.":[72],"However,":[73],"such":[74],"issues":[75],"associated":[76],"with":[77],"an":[78,179],"uncompensated":[79],"process":[82],"not":[84],"fully":[86],"resolved":[87],"literature.":[90],"A":[91,159],"notable":[92],"application":[93],"is":[94,132,152,168,188],"design":[96,175,197],"use":[98],"pseudorandom":[101],"sequence":[102],"(PRS).":[103],"This":[104],"article":[105],"considers":[106],"PRS":[111],"perturbations.":[112,206],"The":[113],"impact":[114],"zero-order-hold":[116],"(ZOH)":[117],"on":[118,171],"perturbation":[119],"quality":[120],"terms":[122],"previously":[125],"proposed":[126,195],"band-limited":[127,166],"spectral":[128,138],"flatness":[129,139],"measure":[130],"(SFM)":[131],"identified.":[133],"To":[134],"compensate":[135],"degradation":[140],"due":[141],"ZOH,":[143],"a":[144,173],"reference":[145],"prefilter":[146,163,174,196],"designed":[147],"by":[148],"Parks\u2013McClellan":[150],"algorithm":[151],"incorporated":[153],"into":[154],"motion":[156],"control":[157],"design.":[158],"relationship":[160],"between":[161],"performance":[164],"SFM":[167,180,202],"established,":[169],"based":[170],"procedure":[176],"that":[177,193],"guarantees":[178],"lower":[181],"bound":[182],"physically":[185],"realized":[186],"proposed.":[189],"Experimental":[190],"results":[191],"demonstrated":[192],"method":[198],"effectively":[199],"improves":[200]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
