{"id":"https://openalex.org/W2119663341","doi":"https://doi.org/10.1109/icassp.2008.4518454","title":"Estimation of the frequency of a complex exponential","display_name":"Estimation of the frequency of a complex exponential","publication_year":2008,"publication_date":"2008-03-01","ids":{"openalex":"https://openalex.org/W2119663341","doi":"https://doi.org/10.1109/icassp.2008.4518454","mag":"2119663341"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2008.4518454","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518454","pdf_url":null,"source":{"id":"https://openalex.org/S4210167542","display_name":"Proceedings of the ... IEEE International Conference on Acoustics, Speech, and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","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/A5069096824","display_name":"Shahab Faiz Minhas","orcid":"https://orcid.org/0009-0001-8435-8258"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Shahab Minhas","raw_affiliation_strings":["The School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW, Australia","Sch. of Electr. Eng. & Telecommun., Univ. of New South Wales, Sydney, NSW"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"Sch. of Electr. Eng. & Telecommun., Univ. of New South Wales, Sydney, NSW","institution_ids":["https://openalex.org/I31746571"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5003057050","display_name":"Elias Aboutanios","orcid":"https://orcid.org/0000-0003-1596-4999"},"institutions":[{"id":"https://openalex.org/I31746571","display_name":"UNSW Sydney","ror":"https://ror.org/03r8z3t63","country_code":"AU","type":"education","lineage":["https://openalex.org/I31746571"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Elias Aboutanios","raw_affiliation_strings":["The School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW, Australia","Sch. of Electr. Eng. & Telecommun., Univ. of New South Wales, Sydney, NSW"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW, Australia","institution_ids":["https://openalex.org/I31746571"]},{"raw_affiliation_string":"Sch. of Electr. Eng. & Telecommun., Univ. of New South Wales, Sydney, NSW","institution_ids":["https://openalex.org/I31746571"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7609,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.71014207,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"3693","last_page":"3696"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9995999932289124,"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":0.9995999932289124,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9763000011444092,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9732000231742859,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.7379709482192993},{"id":"https://openalex.org/keywords/exponential-function","display_name":"Exponential function","score":0.6736161708831787},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.6699013113975525},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6185680031776428},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5315243005752563},{"id":"https://openalex.org/keywords/variance","display_name":"Variance (accounting)","score":0.4770645201206207},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.459847092628479},{"id":"https://openalex.org/keywords/spectral-density-estimation","display_name":"Spectral density estimation","score":0.4431529939174652},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.44194865226745605},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.4124721586704254},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.4097966253757477},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4057961702346802},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.18019092082977295},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.10651746392250061},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09945380687713623}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.7379709482192993},{"id":"https://openalex.org/C151376022","wikidata":"https://www.wikidata.org/wiki/Q168698","display_name":"Exponential function","level":2,"score":0.6736161708831787},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6699013113975525},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6185680031776428},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5315243005752563},{"id":"https://openalex.org/C196083921","wikidata":"https://www.wikidata.org/wiki/Q7915758","display_name":"Variance (accounting)","level":2,"score":0.4770645201206207},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.459847092628479},{"id":"https://openalex.org/C30049272","wikidata":"https://www.wikidata.org/wiki/Q6555326","display_name":"Spectral density estimation","level":3,"score":0.4431529939174652},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.44194865226745605},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.4124721586704254},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.4097966253757477},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4057961702346802},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.18019092082977295},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.10651746392250061},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09945380687713623},{"id":"https://openalex.org/C121955636","wikidata":"https://www.wikidata.org/wiki/Q4116214","display_name":"Accounting","level":1,"score":0.0},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.0},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2008.4518454","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518454","pdf_url":null,"source":{"id":"https://openalex.org/S4210167542","display_name":"Proceedings of the ... IEEE International Conference on Acoustics, Speech, and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1967672332","https://openalex.org/W1996348247","https://openalex.org/W2001188690","https://openalex.org/W2080655656","https://openalex.org/W2100567194","https://openalex.org/W2132085292","https://openalex.org/W2169190201","https://openalex.org/W2169791062","https://openalex.org/W2170211487"],"related_works":["https://openalex.org/W2551845725","https://openalex.org/W3093584180","https://openalex.org/W2045588195","https://openalex.org/W2068811348","https://openalex.org/W2389316689","https://openalex.org/W2122776646","https://openalex.org/W2718700678","https://openalex.org/W1484848005","https://openalex.org/W2358889583","https://openalex.org/W1991094733"],"abstract_inverted_index":{"The":[0,49,88],"estimation":[1,35],"of":[2,5,19,23,45,80],"the":[3,17,41,72,78,97,102,115,119,123],"frequency":[4,34],"a":[6,20,30,65],"complex":[7,32],"exponential":[8,33],"is":[9,38,68,91],"relevant":[10],"to":[11,60],"many":[12],"fields":[13],"and":[14,47,56,107],"has":[15,57],"been":[16,58],"subject":[18],"significant":[21],"amount":[22],"research.":[24],"In":[25],"this":[26],"paper,":[27],"we":[28],"present":[29],"novel":[31],"algorithm":[36,51,90,117],"that":[37,67,112,114],"based":[39],"on":[40],"iterative":[42],"interpolation":[43],"strategy":[44],"Aboutanios":[46],"Mulgrew.":[48],"A&M":[50,124],"uses":[52],"two":[53,63,81],"Fourier":[54],"coefficients":[55,84,100],"shown":[59],"reach,":[61],"in":[62],"iterations,":[64],"variance":[66],"0.063":[69],"dB":[70],"above":[71],"Cramer-Rao":[73],"Bound.":[74],"It,":[75],"however,":[76],"requires":[77],"calculation":[79],"additional":[82],"DFT":[83,99],"at":[85,101],"each":[86],"iteration.":[87,104],"new":[89,116],"computationally":[92],"simpler":[93],"as":[94,122],"it":[95],"exploits":[96],"standard":[98],"first":[103],"Theoretical":[105],"analysis":[106],"simulation":[108],"results":[109],"are":[110],"presented":[111],"demonstrate":[113],"maintains":[118],"same":[120],"performance":[121],"estimator.":[125]},"counts_by_year":[{"year":2021,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":5}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
