{"id":"https://openalex.org/W2164541537","doi":"https://doi.org/10.1109/icassp.2011.5947305","title":"IAA spectral estimation: Fast implementation using the Gohberg-Semencul factorization","display_name":"IAA spectral estimation: Fast implementation using the Gohberg-Semencul factorization","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2164541537","doi":"https://doi.org/10.1109/icassp.2011.5947305","mag":"2164541537"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2011.5947305","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947305","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5112608177","display_name":"Ming Xue","orcid":null},"institutions":[{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ming Xue","raw_affiliation_strings":["University of Florida, Dept. of Electrical and Computer Engineering, Gainesville, 32611-6130, USA","Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Florida, Dept. of Electrical and Computer Engineering, Gainesville, 32611-6130, USA","institution_ids":["https://openalex.org/I33213144"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, USA","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000935553","display_name":"Luzhou Xu","orcid":"https://orcid.org/0000-0003-1934-149X"},"institutions":[{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Luzhou Xu","raw_affiliation_strings":["University of Florida, Dept. of Electrical and Computer Engineering, Gainesville, 32611-6130, USA","Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Florida, Dept. of Electrical and Computer Engineering, Gainesville, 32611-6130, USA","institution_ids":["https://openalex.org/I33213144"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, USA","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100402458","display_name":"Jian Li","orcid":"https://orcid.org/0000-0002-0030-1423"},"institutions":[{"id":"https://openalex.org/I33213144","display_name":"University of Florida","ror":"https://ror.org/02y3ad647","country_code":"US","type":"education","lineage":["https://openalex.org/I33213144"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jian Li","raw_affiliation_strings":["University of Florida, Dept. of Electrical and Computer Engineering, Gainesville, 32611-6130, USA","Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Florida, Dept. of Electrical and Computer Engineering, Gainesville, 32611-6130, USA","institution_ids":["https://openalex.org/I33213144"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, USA","institution_ids":["https://openalex.org/I33213144"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007877889","display_name":"Petre Stoica","orcid":"https://orcid.org/0000-0002-7957-3711"},"institutions":[{"id":"https://openalex.org/I123387679","display_name":"Uppsala University","ror":"https://ror.org/048a87296","country_code":"SE","type":"education","lineage":["https://openalex.org/I123387679"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Petre Stoica","raw_affiliation_strings":["Uppsala University, Dept. of Information Technology, Sweden","Department of Information Technology, University of Uppsala, Uppsala, Sweden"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Uppsala University, Dept. of Information Technology, Sweden","institution_ids":["https://openalex.org/I123387679"]},{"raw_affiliation_string":"Department of Information Technology, University of Uppsala, Uppsala, Sweden","institution_ids":["https://openalex.org/I123387679"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.3338,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":{"value":0.94334079,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"4304","last_page":"4307"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9997000098228455,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9997000098228455,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9991000294685364,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/toeplitz-matrix","display_name":"Toeplitz matrix","score":0.8635565042495728},{"id":"https://openalex.org/keywords/matrix-decomposition","display_name":"Matrix decomposition","score":0.7765153646469116},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6511583924293518},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.644782304763794},{"id":"https://openalex.org/keywords/snapshot","display_name":"Snapshot (computer storage)","score":0.5958058834075928},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5672159194946289},{"id":"https://openalex.org/keywords/qr-decomposition","display_name":"QR decomposition","score":0.5603008270263672},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5411772727966309},{"id":"https://openalex.org/keywords/factorization","display_name":"Factorization","score":0.507602334022522},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4233379065990448},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.35404694080352783},{"id":"https://openalex.org/keywords/eigenvalues-and-eigenvectors","display_name":"Eigenvalues and eigenvectors","score":0.11363783478736877}],"concepts":[{"id":"https://openalex.org/C147710293","wikidata":"https://www.wikidata.org/wiki/Q849428","display_name":"Toeplitz matrix","level":2,"score":0.8635565042495728},{"id":"https://openalex.org/C42355184","wikidata":"https://www.wikidata.org/wiki/Q1361088","display_name":"Matrix decomposition","level":3,"score":0.7765153646469116},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6511583924293518},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.644782304763794},{"id":"https://openalex.org/C55282118","wikidata":"https://www.wikidata.org/wiki/Q252683","display_name":"Snapshot (computer storage)","level":2,"score":0.5958058834075928},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5672159194946289},{"id":"https://openalex.org/C188060507","wikidata":"https://www.wikidata.org/wiki/Q653242","display_name":"QR decomposition","level":3,"score":0.5603008270263672},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5411772727966309},{"id":"https://openalex.org/C187834632","wikidata":"https://www.wikidata.org/wiki/Q188804","display_name":"Factorization","level":2,"score":0.507602334022522},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4233379065990448},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.35404694080352783},{"id":"https://openalex.org/C158693339","wikidata":"https://www.wikidata.org/wiki/Q190524","display_name":"Eigenvalues and eigenvectors","level":2,"score":0.11363783478736877},{"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/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2011.5947305","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947305","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W210359992","https://openalex.org/W1556514535","https://openalex.org/W1593564950","https://openalex.org/W1986676404","https://openalex.org/W2009040648","https://openalex.org/W2022798690","https://openalex.org/W2037907125","https://openalex.org/W2066218102","https://openalex.org/W2076495042","https://openalex.org/W2106515821","https://openalex.org/W2112855412","https://openalex.org/W2119961604","https://openalex.org/W2166732227","https://openalex.org/W6633217248"],"related_works":["https://openalex.org/W2353873167","https://openalex.org/W2170667396","https://openalex.org/W2078349096","https://openalex.org/W2002598339","https://openalex.org/W2150953077","https://openalex.org/W1599936522","https://openalex.org/W2006707200","https://openalex.org/W3200716635","https://openalex.org/W4388311419","https://openalex.org/W3215209251"],"abstract_inverted_index":{"We":[0,78],"consider":[1],"a":[2,23,35,81,88],"fast":[3,83],"implementation":[4,84],"of":[5,17,85,92,102,117],"the":[6,43,53,57,93,99,103,111],"weighted":[7],"least-squares":[8],"based":[9],"iterative":[10],"adaptive":[11,29],"approach":[12],"(IAA)":[13],"for":[14,120],"spectral":[15],"estimation":[16],"uniformly":[18],"sampled":[19],"sequences.":[20,77],"IAA":[21,46,67,86,94],"is":[22],"robust,":[24],"user":[25],"parameter-free":[26],"and":[27,55],"nonparametric":[28],"algorithm":[30],"that":[31],"can":[32,47,68],"work":[33],"with":[34,42,74,122],"single":[36],"data":[37,76],"sequence":[38],"or":[39],"snapshot.":[40],"Compared":[41],"conventional":[44],"periodogram,":[45],"be":[48,70],"used":[49,71],"to":[50,62,109],"significantly":[51],"increase":[52],"resolution":[54],"suppress":[56],"sidelobe":[58],"levels.":[59],"However,":[60],"due":[61],"its":[63],"high":[64],"computational":[65,112],"complexity,":[66],"only":[69],"in":[72],"applications":[73],"short":[75],"present":[79],"herein":[80],"novel":[82],"using":[87],"Gohberg-Semencul":[89],"(G-S)-type":[90],"factorization":[91],"covariance":[95],"matrix.":[96],"By":[97],"exploiting":[98],"Toeplitz":[100],"structure":[101],"said":[104],"matrix,":[105],"we":[106],"are":[107],"able":[108],"reduce":[110],"cost":[113],"by":[114],"two":[115],"orders":[116],"magnitudes":[118],"even":[119],"sequences":[121],"moderate":[123],"lengths.":[124]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":5}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}