{"id":"https://openalex.org/W2960000335","doi":"https://doi.org/10.1109/access.2019.2927287","title":"Accurate Frequency Estimation of a Real Sinusoid by Three New Interpolators","display_name":"Accurate Frequency Estimation of a Real Sinusoid by Three New Interpolators","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2960000335","doi":"https://doi.org/10.1109/access.2019.2927287","mag":"2960000335"},"language":"en","primary_location":{"id":"doi:10.1109/access.2019.2927287","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2927287","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08756144.pdf","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://ieeexplore.ieee.org/ielx7/6287639/8600701/08756144.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006945959","display_name":"Guo Bai","orcid":"https://orcid.org/0000-0001-8577-538X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guo Bai","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101462686","display_name":"Yufan Cheng","orcid":"https://orcid.org/0000-0003-4271-299X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yufan Cheng","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030002011","display_name":"Wanbin Tang","orcid":"https://orcid.org/0000-0002-2346-9907"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wanbin Tang","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020825307","display_name":"Shaoqian Li","orcid":"https://orcid.org/0000-0001-7030-3195"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shaoqian Li","raw_affiliation_strings":["National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China"],"affiliations":[{"raw_affiliation_string":"National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055505012","display_name":"Xuanyu Lu","orcid":"https://orcid.org/0000-0003-4634-4741"},"institutions":[{"id":"https://openalex.org/I4210155932","display_name":"Changhong (China)","ror":"https://ror.org/04tttpd30","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210155932"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xuanyu Lu","raw_affiliation_strings":["Sichuan Jiuzhou Electric Group Company Ltd., Mianyang, China"],"affiliations":[{"raw_affiliation_string":"Sichuan Jiuzhou Electric Group Company Ltd., Mianyang, China","institution_ids":["https://openalex.org/I4210155932"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5006945959"],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":1.4477,"has_fulltext":true,"cited_by_count":19,"citation_normalized_percentile":{"value":0.82456569,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"7","issue":null,"first_page":"91696","last_page":"91702"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9936000108718872,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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":0.9912999868392944,"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/frequency-domain","display_name":"Frequency domain","score":0.715742290019989},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6459225416183472},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5765606164932251},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4780481457710266},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.46986302733421326},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.4667983651161194},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4476727545261383},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.4375388026237488},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.356076180934906},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1838039755821228},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.098288893699646},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09711775183677673},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.06829008460044861}],"concepts":[{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.715742290019989},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6459225416183472},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5765606164932251},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4780481457710266},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.46986302733421326},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.4667983651161194},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4476727545261383},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.4375388026237488},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.356076180934906},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1838039755821228},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.098288893699646},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09711775183677673},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.06829008460044861},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"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/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/C126042441","wikidata":"https://www.wikidata.org/wiki/Q1324888","display_name":"Frame (networking)","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2019.2927287","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2927287","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08756144.pdf","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:ec0766adb5f24632bde1dbdc6eea4daf","is_oa":true,"landing_page_url":"https://doaj.org/article/ec0766adb5f24632bde1dbdc6eea4daf","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-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 7, Pp 91696-91702 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2019.2927287","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2019.2927287","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/8600701/08756144.pdf","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":[{"id":"https://openalex.org/G2103050537","display_name":null,"funder_award_id":"IFN2018203","funder_id":"https://openalex.org/F4320326932","funder_display_name":"National Key Laboratory of Science and Technology on Communications"},{"id":"https://openalex.org/G6121147698","display_name":null,"funder_award_id":"254","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320326932","display_name":"National Key Laboratory of Science and Technology on Communications","ror":null},{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2960000335.pdf","grobid_xml":"https://content.openalex.org/works/W2960000335.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W1755697406","https://openalex.org/W1979792591","https://openalex.org/W1983896178","https://openalex.org/W1993055148","https://openalex.org/W2015758509","https://openalex.org/W2027270887","https://openalex.org/W2031680283","https://openalex.org/W2086972362","https://openalex.org/W2090218362","https://openalex.org/W2100567194","https://openalex.org/W2108616477","https://openalex.org/W2115128368","https://openalex.org/W2128133720","https://openalex.org/W2151839355","https://openalex.org/W2168784226","https://openalex.org/W2170332089","https://openalex.org/W2244012321","https://openalex.org/W2302749967","https://openalex.org/W2345649005","https://openalex.org/W2596979043","https://openalex.org/W2768248855","https://openalex.org/W2792424903","https://openalex.org/W2796101950","https://openalex.org/W2810243073","https://openalex.org/W2837637021","https://openalex.org/W2903071766","https://openalex.org/W2905531958","https://openalex.org/W2905574772","https://openalex.org/W2912263000","https://openalex.org/W2943652919"],"related_works":["https://openalex.org/W2102148524","https://openalex.org/W2314720829","https://openalex.org/W4385074335","https://openalex.org/W2626189183","https://openalex.org/W2626268514","https://openalex.org/W324331621","https://openalex.org/W2621951291","https://openalex.org/W4226285110","https://openalex.org/W2765248831","https://openalex.org/W4378676233"],"abstract_inverted_index":{"Interpolators":[0],"are":[1,48,82],"widely":[2],"employed":[3],"in":[4,50,157],"the":[5,17,23,42,67,70,75,97,101,112,115,124,131,138,144,149,158,167,172],"frequency":[6,25,31,79,94,102,117,125],"estimation":[7,32,43,103,126,154,183],"of":[8,58,104,114,130,160],"sinusoidal":[9,15],"signals.":[10],"However,":[11],"for":[12,100],"a":[13,30,105,161,180],"real-valued":[14],"signal,":[16],"existing":[18,145,168],"interpolators":[19,47,56,61,72],"do":[20],"not":[21],"consider":[22,73],"negative":[24,78],"component,":[26],"which":[27],"leads":[28],"to":[29,85,110,137],"error":[33,88,129],"floor.":[34],"To":[35],"solve":[36],"this":[37,51,87],"problem":[38],"and":[39,62,77,81,90,179],"further":[40],"improve":[41,111],"accuracy,":[44],"three":[45,54],"new":[46,55],"proposed":[49,68,132,150,173],"paper.":[52],"These":[53],"consist":[57],"two":[59],"initial":[60,71,93,116],"one":[63],"fine":[64,98],"interpolator.":[65],"In":[66],"algorithm,":[69],"both":[74],"positive":[76],"components":[80],"utilized":[83],"first":[84],"eliminate":[86],"floor":[89],"obtain":[91],"an":[92],"estimate.":[95,118],"Then,":[96],"interpolator":[99],"complex":[106],"sinusoid":[107],"is":[108,134],"exploited":[109],"accuracy":[113],"The":[119],"theoretical":[120],"analysis":[121,147,170],"demonstrates":[122],"that":[123],"mean":[127],"square":[128],"algorithm":[133,151,174],"almost":[135],"equal":[136],"Cramer\u2013Rao":[139],"lower":[140,176],"bound.":[141],"Compared":[142,165],"with":[143,166],"time-domain":[146],"algorithms,":[148,171],"has":[152,175],"better":[153],"performance,":[155],"especially":[156],"case":[159],"low":[162],"signal-to-noise":[163],"ratio.":[164],"frequency-domain":[169],"computational":[177],"complexity":[178],"wider":[181],"valid":[182],"range.":[184]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}
