{"id":"https://openalex.org/W4312240340","doi":"https://doi.org/10.1109/amps55790.2022.9978847","title":"Novel Two-Point Interpolation DFT Method for Frequency Estimation of Sine-Wave Within a Short Time Window","display_name":"Novel Two-Point Interpolation DFT Method for Frequency Estimation of Sine-Wave Within a Short Time Window","publication_year":2022,"publication_date":"2022-09-28","ids":{"openalex":"https://openalex.org/W4312240340","doi":"https://doi.org/10.1109/amps55790.2022.9978847"},"language":"en","primary_location":{"id":"doi:10.1109/amps55790.2022.9978847","is_oa":false,"landing_page_url":"https://doi.org/10.1109/amps55790.2022.9978847","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 12th International Workshop on Applied Measurements for Power Systems (AMPS)","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/A5057025440","display_name":"Jian Song","orcid":"https://orcid.org/0000-0002-6001-0767"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]},{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["CN","IT"],"is_corresponding":false,"raw_author_name":"Jian Song","raw_affiliation_strings":["Hunan University,College of Electrical and Information Engineering,Changsha,P.R. China","College of Electrical and Information Engineering, Hunan University, Changsha, P.R. China","Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hunan University,College of Electrical and Information Engineering,Changsha,P.R. China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, P.R. China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100664143","display_name":"Junhao Zhang","orcid":"https://orcid.org/0000-0003-3193-4079"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Junhao Zhang","raw_affiliation_strings":["Hunan University,College of Electrical and Information Engineering,Changsha,P.R. China","College of Electrical and Information Engineering, Hunan University, Changsha, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hunan University,College of Electrical and Information Engineering,Changsha,P.R. China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, P.R. China","institution_ids":["https://openalex.org/I16609230"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012455420","display_name":"Alessandro Mingotti","orcid":"https://orcid.org/0000-0002-1739-1277"},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Alessandro Mingotti","raw_affiliation_strings":["University of Bologna,Department of Electrical, Electronic and Information Engineering,Bologna,Italy","Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bologna,Department of Electrical, Electronic and Information Engineering,Bologna,Italy","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018213030","display_name":"Lorenzo Peretto","orcid":"https://orcid.org/0000-0003-3407-2056"},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Lorenzo Peretto","raw_affiliation_strings":["University of Bologna,Department of Electrical, Electronic and Information Engineering,Bologna,Italy","Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bologna,Department of Electrical, Electronic and Information Engineering,Bologna,Italy","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"Department of Electrical, Electronic and Information Engineering, University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100682305","display_name":"He Wen","orcid":"https://orcid.org/0000-0001-8024-1899"},"institutions":[{"id":"https://openalex.org/I16609230","display_name":"Hunan University","ror":"https://ror.org/05htk5m33","country_code":"CN","type":"education","lineage":["https://openalex.org/I16609230"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"He Wen","raw_affiliation_strings":["Hunan University,College of Electrical and Information Engineering,Changsha,P.R. China","College of Electrical and Information Engineering, Hunan University, Changsha, P.R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hunan University,College of Electrical and Information Engineering,Changsha,P.R. China","institution_ids":["https://openalex.org/I16609230"]},{"raw_affiliation_string":"College of Electrical and Information Engineering, Hunan University, Changsha, P.R. China","institution_ids":["https://openalex.org/I16609230"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1847,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.49607389,"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":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9994000196456909,"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":0.9994000196456909,"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/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9872000217437744,"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/T10573","display_name":"Power Quality and Harmonics","score":0.9836000204086304,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/spectral-leakage","display_name":"Spectral leakage","score":0.7959192395210266},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.6666968464851379},{"id":"https://openalex.org/keywords/window-function","display_name":"Window function","score":0.6401906609535217},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5750311017036438},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.513193666934967},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.4925149381160736},{"id":"https://openalex.org/keywords/spectral-density-estimation","display_name":"Spectral density estimation","score":0.47624921798706055},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4604767858982086},{"id":"https://openalex.org/keywords/window","display_name":"Window (computing)","score":0.4566466212272644},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.43757539987564087},{"id":"https://openalex.org/keywords/discrete-fourier-transform","display_name":"Discrete Fourier transform (general)","score":0.4367935359477997},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.4134882688522339},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3946499228477478},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.35300618410110474},{"id":"https://openalex.org/keywords/spectral-density","display_name":"Spectral density","score":0.2582048773765564},{"id":"https://openalex.org/keywords/short-time-fourier-transform","display_name":"Short-time Fourier transform","score":0.25572991371154785},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.20260074734687805},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.15734803676605225},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.1391763985157013},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.1252727508544922},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10384202003479004},{"id":"https://openalex.org/keywords/frame","display_name":"Frame (networking)","score":0.1013556718826294}],"concepts":[{"id":"https://openalex.org/C113407356","wikidata":"https://www.wikidata.org/wiki/Q1431214","display_name":"Spectral leakage","level":3,"score":0.7959192395210266},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6666968464851379},{"id":"https://openalex.org/C140101238","wikidata":"https://www.wikidata.org/wiki/Q1404885","display_name":"Window function","level":3,"score":0.6401906609535217},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5750311017036438},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.513193666934967},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.4925149381160736},{"id":"https://openalex.org/C30049272","wikidata":"https://www.wikidata.org/wiki/Q6555326","display_name":"Spectral density estimation","level":3,"score":0.47624921798706055},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4604767858982086},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.4566466212272644},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.43757539987564087},{"id":"https://openalex.org/C57733114","wikidata":"https://www.wikidata.org/wiki/Q1006032","display_name":"Discrete Fourier transform (general)","level":5,"score":0.4367935359477997},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.4134882688522339},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3946499228477478},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.35300618410110474},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.2582048773765564},{"id":"https://openalex.org/C166386157","wikidata":"https://www.wikidata.org/wiki/Q1477735","display_name":"Short-time Fourier transform","level":4,"score":0.25572991371154785},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.20260074734687805},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.15734803676605225},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.1391763985157013},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.1252727508544922},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10384202003479004},{"id":"https://openalex.org/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.1013556718826294},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","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/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/amps55790.2022.9978847","is_oa":false,"landing_page_url":"https://doi.org/10.1109/amps55790.2022.9978847","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2022 IEEE 12th International Workshop on Applied Measurements for Power Systems (AMPS)","raw_type":"proceedings-article"},{"id":"pmh:oai:cris.unibo.it:11585/912368","is_oa":false,"landing_page_url":"https://hdl.handle.net/11585/912368","pdf_url":null,"source":{"id":"https://openalex.org/S4306402579","display_name":"Archivio istituzionale della ricerca (Alma Mater Studiorum Universit\u00e0 di Bologna)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210117483","host_organization_name":"Istituto di Ematologia di Bologna","host_organization_lineage":["https://openalex.org/I4210117483"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322725","display_name":"China Scholarship Council","ror":"https://ror.org/04atp4p48"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1978316722","https://openalex.org/W1990779296","https://openalex.org/W2149035094","https://openalex.org/W2160127381","https://openalex.org/W2160525803","https://openalex.org/W2193986013","https://openalex.org/W2293931852","https://openalex.org/W2345649005","https://openalex.org/W2517608102","https://openalex.org/W2596442885","https://openalex.org/W2767702802","https://openalex.org/W2777422892","https://openalex.org/W2905574772","https://openalex.org/W2941336474","https://openalex.org/W2973130260","https://openalex.org/W3011808527","https://openalex.org/W3028795795","https://openalex.org/W3111550545","https://openalex.org/W3140413239","https://openalex.org/W3144101405","https://openalex.org/W3199201165","https://openalex.org/W4207068033","https://openalex.org/W4256635952"],"related_works":["https://openalex.org/W2393141619","https://openalex.org/W2547382603","https://openalex.org/W1757873387","https://openalex.org/W2139396389","https://openalex.org/W2126563585","https://openalex.org/W3134892327","https://openalex.org/W2065118720","https://openalex.org/W2170128126","https://openalex.org/W2115365712","https://openalex.org/W2911021997"],"abstract_inverted_index":{"The":[0,58],"superiority":[1],"of":[2,17,30,67,92],"interpolated":[3,117],"discrete":[4],"Fourier":[5],"transform":[6],"(IpDFT)":[7],"has":[8],"been":[9],"proven":[10],"in":[11,24],"frequency":[12,19,48],"estimation.":[13],"However,":[14],"the":[15,28,31,62,68,90,101,112],"effects":[16],"negative":[18,87],"and":[20,54,65,79,86,104],"strong":[21],"noise":[22,94],"result":[23],"poor":[25],"behavior":[26],"when":[27],"length":[29],"observation":[32],"window":[33,53,103],"is":[34,73],"short.":[35],"To":[36],"this":[37,39],"end,":[38],"paper":[40],"proposes":[41],"a":[42],"novel":[43],"twopoint":[44],"IpDFT":[45],"method":[46,60,114],"for":[47],"estimation":[49],"based":[50],"on":[51],"rectangular":[52,102],"zero":[55,105],"padding":[56,106],"technique.":[57,107],"proposed":[59,113],"exploits":[61],"conjugate":[63],"symmetry":[64],"parity":[66],"unbiased":[69],"signal":[70],"model.":[71],"This":[72],"done":[74],"to":[75],"eliminate":[76],"both":[77],"short":[78],"long-range":[80],"spectral":[81],"leakage":[82],"caused":[83],"by":[84,99],"positive":[85],"frequencies.":[88],"Besides,":[89],"impact":[91],"white":[93],"can":[95],"be":[96],"maximally":[97],"resisted":[98],"using":[100],"Simulation":[108],"results":[109],"demonstrate":[110],"that":[111],"outperforms":[115],"existing":[116],"DFT":[118],"methods.":[119]},"counts_by_year":[{"year":2024,"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"}