{"id":"https://openalex.org/W4406114441","doi":"https://doi.org/10.1109/access.2025.3526325","title":"Multiple Aliasing of Windowed Real-Valued Signal as a Cause of Accuracy Limitation of DFT Methods","display_name":"Multiple Aliasing of Windowed Real-Valued Signal as a Cause of Accuracy Limitation of DFT Methods","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4406114441","doi":"https://doi.org/10.1109/access.2025.3526325"},"language":"en","primary_location":{"id":"doi:10.1109/access.2025.3526325","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3526325","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1109/access.2025.3526325","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5000863322","display_name":"Karel H\u00e1jek","orcid":"https://orcid.org/0000-0002-6362-7439"},"institutions":[{"id":"https://openalex.org/I96415178","display_name":"University of Defence","ror":"https://ror.org/04arkmn57","country_code":"CZ","type":"education","lineage":["https://openalex.org/I96415178"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"Karel Hajek","raw_affiliation_strings":["Electrical Engineering Department, University of Defence, Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, University of Defence, Brno, Czech Republic","institution_ids":["https://openalex.org/I96415178"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082089039","display_name":"Zden\u011bk Kohl","orcid":"https://orcid.org/0000-0003-2131-1927"},"institutions":[{"id":"https://openalex.org/I96415178","display_name":"University of Defence","ror":"https://ror.org/04arkmn57","country_code":"CZ","type":"education","lineage":["https://openalex.org/I96415178"]}],"countries":["CZ"],"is_corresponding":false,"raw_author_name":"Zden\u011bk Kohl","raw_affiliation_strings":["Electrical Engineering Department, University of Defence, Brno, Czech Republic"],"affiliations":[{"raw_affiliation_string":"Electrical Engineering Department, University of Defence, Brno, Czech Republic","institution_ids":["https://openalex.org/I96415178"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5000863322"],"corresponding_institution_ids":["https://openalex.org/I96415178"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":2.9712,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.89574039,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"13","issue":null,"first_page":"6515","last_page":"6526"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9853000044822693,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9853000044822693,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T12564","display_name":"Sensor Technology and Measurement Systems","score":0.9650999903678894,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11222","display_name":"Magnetic Properties and Applications","score":0.9319000244140625,"subfield":{"id":"https://openalex.org/subfields/2504","display_name":"Electronic, Optical and Magnetic Materials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/aliasing","display_name":"Aliasing","score":0.7393069863319397},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7087768316268921},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4903585910797119},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.46710267663002014},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.45643675327301025},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.38623881340026855},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.284551739692688},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.14799293875694275}],"concepts":[{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.7393069863319397},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7087768316268921},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4903585910797119},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.46710267663002014},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.45643675327301025},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.38623881340026855},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.284551739692688},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.14799293875694275},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C136536468","wikidata":"https://www.wikidata.org/wiki/Q1225894","display_name":"Undersampling","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2025.3526325","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3526325","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:2742276bf5d046758b5d70daf2e7191e","is_oa":true,"landing_page_url":"https://doaj.org/article/2742276bf5d046758b5d70daf2e7191e","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 13, Pp 6515-6526 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2025.3526325","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2025.3526325","pdf_url":null,"source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1794977089","https://openalex.org/W1971581486","https://openalex.org/W1978316722","https://openalex.org/W1979792591","https://openalex.org/W2079865126","https://openalex.org/W2100567194","https://openalex.org/W2109622017","https://openalex.org/W2113524702","https://openalex.org/W2179315331","https://openalex.org/W2302749967","https://openalex.org/W2345649005","https://openalex.org/W2516301810","https://openalex.org/W2596979043","https://openalex.org/W2791635024","https://openalex.org/W2792424903","https://openalex.org/W2798122021","https://openalex.org/W2900905581","https://openalex.org/W2905219800","https://openalex.org/W2943652919","https://openalex.org/W2960000335","https://openalex.org/W2964968728","https://openalex.org/W2967761137","https://openalex.org/W2990328565","https://openalex.org/W2993871502","https://openalex.org/W3028795795","https://openalex.org/W3132755149","https://openalex.org/W3161862725","https://openalex.org/W4220879298","https://openalex.org/W6758564351"],"related_works":["https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W2100212762","https://openalex.org/W2053286651","https://openalex.org/W2181743346","https://openalex.org/W2100577465","https://openalex.org/W2187401768","https://openalex.org/W2181413294","https://openalex.org/W2989452537","https://openalex.org/W2136922099"],"abstract_inverted_index":{"DFT":[0,144],"spectral":[1,28,45,65,121],"signal":[2,13,37,168,201,204,229],"analysis":[3],"is":[4,210],"a":[5,110,194,214,233],"widely":[6],"used":[7,143,211],"method":[8,218],"for":[9,197,224],"various":[10],"types":[11],"of":[12,23,52,79,87,92,125,141,153,157,177,228,240],"processing":[14],"due":[15],"to":[16,62,97,169,202,212,243],"its":[17,170],"several":[18],"advantages.":[19],"In":[20],"the":[21,36,49,53,80,85,90,98,119,136,151,154,166,174,178,186,191,238,244],"case":[22],"incoherently":[24],"sampled":[25],"real-valued":[26,167,199],"signals,":[27],"leakage":[29,46],"and":[30],"aliasing":[31,160,180],"occur,":[32],"causing":[33,115],"errors":[34,117],"in":[35,95,118,205],"spectrum":[38,54],"estimate.":[39],"Standard":[40],"techniques":[41],"consider":[42],"that":[43,70,150],"negative":[44,100],"components":[47,104],"influence":[48],"positive":[50],"part":[51,156,176],"by":[55],"aliasing.":[56],"Consequently,":[57],"these":[58,64],"methods":[59],"are":[60],"trying":[61],"suppress":[63],"components.":[66,102,122],"The":[67,146],"paper":[68,147,192],"shows":[69],"this":[71],"way":[72],"may":[73],"not":[74,130],"be":[75,162,182],"satisfactory,":[76],"because":[77],"windowing":[78],"signal,":[81],"necessarily":[82],"associated":[83],"with":[84,109,219],"use":[86],"DFT,":[88],"causes":[89],"appearance":[91],"repetitive":[93],"bands":[94],"addition":[96],"considered":[99,132],"mirror":[101],"These":[103],"cause":[105],"additional":[106],"aliasing,":[107,127],"albeit":[108],"decreasing":[111],"but":[112],"non-negligible":[113],"influence,":[114],"further":[116,148],"calculated":[120],"This":[123,208],"effect":[124,152,239],"multiple":[126,159,179],"which":[128],"has":[129],"been":[131],"so":[133],"far,":[134],"explains":[135,149],"limited":[137],"maximum":[138],"achievable":[139],"accuracy":[140],"commonly":[142],"methods.":[145],"random":[155],"such":[158],"can":[161,181],"fully":[163],"compensated":[164],"converting":[165,198],"analytic":[171,188,203],"counterpart.":[172],"Then":[173],"permanent":[175],"simply":[183],"eliminated":[184],"from":[185],"obtained":[187],"signal.":[189],"Furthermore,":[190],"introduces":[193],"simple":[195],"procedure":[196,209],"sinusoidal":[200],"time":[206],"domain.":[207],"develop":[213],"new":[215],"frequency":[216],"estimation":[217,221],"minimal":[220],"error":[222],"even":[223],"very":[225],"small":[226],"numbers":[227],"samples.":[230],"By":[231],"using":[232],"rectangular":[234],"window,":[235],"it":[236],"minimizes":[237],"noise":[241],"practically":[242],"Cramer-Rao":[245],"bound.":[246]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}