{"id":"https://openalex.org/W2096098908","doi":"https://doi.org/10.1007/s00034-012-9538-3","title":"Improving the Efficiency of Natural Computing Algorithms in DOA Estimation Using a Noise Filtering Approach","display_name":"Improving the Efficiency of Natural Computing Algorithms in DOA Estimation Using a Noise Filtering Approach","publication_year":2012,"publication_date":"2012-12-19","ids":{"openalex":"https://openalex.org/W2096098908","doi":"https://doi.org/10.1007/s00034-012-9538-3","mag":"2096098908"},"language":"en","primary_location":{"id":"doi:10.1007/s00034-012-9538-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00034-012-9538-3","pdf_url":null,"source":{"id":"https://openalex.org/S20109229","display_name":"Circuits Systems and Signal Processing","issn_l":"0278-081X","issn":["0278-081X","1531-5878"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circuits, Systems, and Signal Processing","raw_type":"journal-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/A5006252841","display_name":"Levy Boccato","orcid":"https://orcid.org/0000-0001-9319-9829"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"L. Boccato","raw_affiliation_strings":["School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","University of Campinas\u2013\u2013UNICAMP"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I181391015"]},{"raw_affiliation_string":"University of Campinas\u2013\u2013UNICAMP","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5002539037","display_name":"Rafael Krummenauer","orcid":"https://orcid.org/0000-0002-2901-6001"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"R. Krummenauer","raw_affiliation_strings":["School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","University of Campinas\u2013\u2013UNICAMP"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I181391015"]},{"raw_affiliation_string":"University of Campinas\u2013\u2013UNICAMP","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075373200","display_name":"Romis Attux","orcid":"https://orcid.org/0000-0002-2961-4044"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"R. Attux","raw_affiliation_strings":["School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","University of Campinas\u2013\u2013UNICAMP"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I181391015"]},{"raw_affiliation_string":"University of Campinas\u2013\u2013UNICAMP","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046167726","display_name":"A. Lopes","orcid":"https://orcid.org/0000-0002-9194-9419"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"A. Lopes","raw_affiliation_strings":["School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","University of Campinas\u2013\u2013UNICAMP"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Computer Engineering (FEEC), University of Campinas (UNICAMP), 13083-852, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I181391015"]},{"raw_affiliation_string":"University of Campinas\u2013\u2013UNICAMP","institution_ids":["https://openalex.org/I181391015"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5006252841"],"corresponding_institution_ids":["https://openalex.org/I181391015"],"apc_list":null,"apc_paid":null,"fwci":0.7024,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.7270655,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"32","issue":"4","first_page":"1991","last_page":"2001"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9990000128746033,"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"}},"topics":[{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9990000128746033,"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":0.9990000128746033,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9962000250816345,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/estimator","display_name":"Estimator","score":0.7639658451080322},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6693726181983948},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5539228916168213},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.546822726726532},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5004372596740723},{"id":"https://openalex.org/keywords/probability-density-function","display_name":"Probability density function","score":0.47318506240844727},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4721122980117798},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.4655535817146301},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4386694133281708},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4191751480102539},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3335791230201721},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.17330855131149292},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15571242570877075}],"concepts":[{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.7639658451080322},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6693726181983948},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5539228916168213},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.546822726726532},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5004372596740723},{"id":"https://openalex.org/C197055811","wikidata":"https://www.wikidata.org/wiki/Q207522","display_name":"Probability density function","level":2,"score":0.47318506240844727},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4721122980117798},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.4655535817146301},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4386694133281708},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4191751480102539},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3335791230201721},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.17330855131149292},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15571242570877075},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"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/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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":1,"locations":[{"id":"doi:10.1007/s00034-012-9538-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00034-012-9538-3","pdf_url":null,"source":{"id":"https://openalex.org/S20109229","display_name":"Circuits Systems and Signal Processing","issn_l":"0278-081X","issn":["0278-081X","1531-5878"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320186","host_organization_name":"Birkh\u00e4user","host_organization_lineage":["https://openalex.org/P4310320186","https://openalex.org/P4310319900"],"host_organization_lineage_names":["Birkh\u00e4user","Springer Science+Business Media"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Circuits, Systems, and Signal Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.550000011920929,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W653761051","https://openalex.org/W1540706608","https://openalex.org/W1551863363","https://openalex.org/W1915688400","https://openalex.org/W1948357167","https://openalex.org/W1968238642","https://openalex.org/W1972657627","https://openalex.org/W1983135165","https://openalex.org/W1984544203","https://openalex.org/W2000804746","https://openalex.org/W2094077662","https://openalex.org/W2116414176","https://openalex.org/W2146549162","https://openalex.org/W2159829747","https://openalex.org/W2164934768","https://openalex.org/W2414365832","https://openalex.org/W2952350176","https://openalex.org/W4200333562","https://openalex.org/W6632216321"],"related_works":["https://openalex.org/W3156260480","https://openalex.org/W2231820892","https://openalex.org/W629652118","https://openalex.org/W2183597019","https://openalex.org/W2357967280","https://openalex.org/W1985358661","https://openalex.org/W1608555937","https://openalex.org/W2385431910","https://openalex.org/W2369334000","https://openalex.org/W1579982567"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2013,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}