{"id":"https://openalex.org/W4221050841","doi":"https://doi.org/10.3390/e24030431","title":"An Enhanced Affine Projection Algorithm Based on the Adjustment of Input-Vector Number","display_name":"An Enhanced Affine Projection Algorithm Based on the Adjustment of Input-Vector Number","publication_year":2022,"publication_date":"2022-03-20","ids":{"openalex":"https://openalex.org/W4221050841","doi":"https://doi.org/10.3390/e24030431","pmid":"https://pubmed.ncbi.nlm.nih.gov/35327941"},"language":"en","primary_location":{"id":"doi:10.3390/e24030431","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e24030431","pdf_url":"https://www.mdpi.com/1099-4300/24/3/431/pdf?version=1647850628","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1099-4300/24/3/431/pdf?version=1647850628","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5053433552","display_name":"JaeWook Shin","orcid":"https://orcid.org/0000-0002-3765-6009"},"institutions":[{"id":"https://openalex.org/I113409471","display_name":"Kumoh National Institute of Technology","ror":"https://ror.org/05dkjfz60","country_code":"KR","type":"education","lineage":["https://openalex.org/I113409471"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jaewook Shin","raw_affiliation_strings":["Department of Electronic Engineering, Kumoh National Institute of Technology, Gumi 39177, Korea"],"raw_orcid":"https://orcid.org/0000-0002-3765-6009","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Kumoh National Institute of Technology, Gumi 39177, Korea","institution_ids":["https://openalex.org/I113409471"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102027209","display_name":"Jeesu Kim","orcid":"https://orcid.org/0000-0002-2542-0234"},"institutions":[{"id":"https://openalex.org/I4921948","display_name":"Pusan National University","ror":"https://ror.org/01an57a31","country_code":"KR","type":"education","lineage":["https://openalex.org/I4921948"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Jeesu Kim","raw_affiliation_strings":["Department of Cogno-Mechatronics Engineering, Pusan National University, Busan 46241, Korea","Department of Optics and Mechatronics Engineering, Pusan National University, Busan 46241, Korea"],"raw_orcid":"https://orcid.org/0000-0002-2542-0234","affiliations":[{"raw_affiliation_string":"Department of Cogno-Mechatronics Engineering, Pusan National University, Busan 46241, Korea","institution_ids":["https://openalex.org/I4921948"]},{"raw_affiliation_string":"Department of Optics and Mechatronics Engineering, Pusan National University, Busan 46241, Korea","institution_ids":["https://openalex.org/I4921948"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030767009","display_name":"Tae-Kyoung Kim","orcid":"https://orcid.org/0000-0002-9629-7413"},"institutions":[{"id":"https://openalex.org/I12832649","display_name":"Gachon University","ror":"https://ror.org/03ryywt80","country_code":"KR","type":"education","lineage":["https://openalex.org/I12832649"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Tae-Kyoung Kim","raw_affiliation_strings":["Department of Electronic Engineering, Gachon University, Seongnam 13120, Korea"],"raw_orcid":"https://orcid.org/0000-0002-9629-7413","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Gachon University, Seongnam 13120, Korea","institution_ids":["https://openalex.org/I12832649"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5019044787","display_name":"Jinwoo Yoo","orcid":"https://orcid.org/0000-0003-1025-3784"},"institutions":[{"id":"https://openalex.org/I110273157","display_name":"Kookmin University","ror":"https://ror.org/0049erg63","country_code":"KR","type":"education","lineage":["https://openalex.org/I110273157"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Jinwoo Yoo","raw_affiliation_strings":["Department of Automobile and IT Convergence, Kookmin University, Seoul 02707, Korea"],"raw_orcid":"https://orcid.org/0000-0003-1025-3784","affiliations":[{"raw_affiliation_string":"Department of Automobile and IT Convergence, Kookmin University, Seoul 02707, Korea","institution_ids":["https://openalex.org/I110273157"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5019044787"],"corresponding_institution_ids":["https://openalex.org/I110273157"],"apc_list":{"value":2000,"currency":"CHF","value_usd":2165},"apc_paid":{"value":2000,"currency":"CHF","value_usd":2165},"fwci":0.6638,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.60108029,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"24","issue":"3","first_page":"431","last_page":"431"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":1.0,"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":1.0,"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/T10860","display_name":"Speech and Audio Processing","score":0.9986000061035156,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9983000159263611,"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/convergence","display_name":"Convergence (economics)","score":0.6705981492996216},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6300384998321533},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.5746216177940369},{"id":"https://openalex.org/keywords/rate-of-convergence","display_name":"Rate of convergence","score":0.5588003396987915},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5446367859840393},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.5405309796333313},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.5242533683776855},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.5220943689346313},{"id":"https://openalex.org/keywords/state-vector","display_name":"State vector","score":0.48467472195625305},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.47074681520462036},{"id":"https://openalex.org/keywords/affine-transformation","display_name":"Affine transformation","score":0.4571492671966553},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.41262516379356384},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.37525495886802673},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15008661150932312}],"concepts":[{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.6705981492996216},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6300384998321533},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.5746216177940369},{"id":"https://openalex.org/C57869625","wikidata":"https://www.wikidata.org/wiki/Q1783502","display_name":"Rate of convergence","level":3,"score":0.5588003396987915},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5446367859840393},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5405309796333313},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.5242533683776855},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.5220943689346313},{"id":"https://openalex.org/C2777798563","wikidata":"https://www.wikidata.org/wiki/Q7603916","display_name":"State vector","level":2,"score":0.48467472195625305},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.47074681520462036},{"id":"https://openalex.org/C92757383","wikidata":"https://www.wikidata.org/wiki/Q382497","display_name":"Affine transformation","level":2,"score":0.4571492671966553},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.41262516379356384},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.37525495886802673},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15008661150932312},{"id":"https://openalex.org/C74650414","wikidata":"https://www.wikidata.org/wiki/Q11397","display_name":"Classical mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.0},{"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/e24030431","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e24030431","pdf_url":"https://www.mdpi.com/1099-4300/24/3/431/pdf?version=1647850628","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},{"id":"pmid:35327941","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35327941","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:ad4c0fd69df24d18ac7dcc373e99c1e4","is_oa":true,"landing_page_url":"https://doaj.org/article/ad4c0fd69df24d18ac7dcc373e99c1e4","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy, Vol 24, Iss 3, p 431 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1099-4300/24/3/431/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/e24030431","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy; Volume 24; Issue 3; Pages: 431","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:8947493","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/8947493","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Entropy (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/e24030431","is_oa":true,"landing_page_url":"https://doi.org/10.3390/e24030431","pdf_url":"https://www.mdpi.com/1099-4300/24/3/431/pdf?version=1647850628","source":{"id":"https://openalex.org/S195231649","display_name":"Entropy","issn_l":"1099-4300","issn":["1099-4300"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Entropy","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4221050841.pdf"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W1544576535","https://openalex.org/W1758799351","https://openalex.org/W2021843092","https://openalex.org/W2053292491","https://openalex.org/W2058262254","https://openalex.org/W2074833145","https://openalex.org/W2096915734","https://openalex.org/W2099820907","https://openalex.org/W2141793797","https://openalex.org/W2149673267","https://openalex.org/W2536854608","https://openalex.org/W2582161075","https://openalex.org/W2887885046","https://openalex.org/W2947421726","https://openalex.org/W2972855949","https://openalex.org/W3001878811","https://openalex.org/W3010338607","https://openalex.org/W3013748563","https://openalex.org/W3080479510","https://openalex.org/W3189860489","https://openalex.org/W3195165460"],"related_works":["https://openalex.org/W2102148524","https://openalex.org/W2038416447","https://openalex.org/W2364151838","https://openalex.org/W2314720829","https://openalex.org/W2066926363","https://openalex.org/W2354159744","https://openalex.org/W4385074335","https://openalex.org/W2351539857","https://openalex.org/W2381972071","https://openalex.org/W4301382669"],"abstract_inverted_index":{"An":[0],"enhanced":[1],"affine":[2],"projection":[3],"algorithm":[4],"(APA)":[5],"is":[6,59,131],"proposed":[7,52,89,120,135],"to":[8,34,40,126,144],"improve":[9],"the":[10,23,26,36,42,47,54,67,70,75,79,82,88,99,112,115,119,134,145],"filter":[11,116],"performance":[12,117],"in":[13,149],"aspects":[14],"of":[15,25,57,69,118],"convergence":[16,37],"rate":[17,38],"and":[18,39],"steady-state":[19,43,140],"estimation":[20,44,141],"error,":[21],"since":[22],"adjustment":[24],"input-vector":[27,55,83,100],"number":[28,56,84,101],"can":[29,102,122],"be":[30,86,103,123],"an":[31],"effective":[32],"way":[33],"increase":[35],"decrease":[41],"error":[45,142],"at":[46,62,105],"same":[48],"time.":[49],"In":[50],"this":[51],"algorithm,":[53],"APA":[58,77,90,121,136],"adjusted":[60],"reasonably":[61],"every":[63,106],"iteration":[64,107],"by":[65],"comparing":[66],"averages":[68],"accumulated":[71],"squared":[72],"errors.":[73],"Although":[74],"conventional":[76],"has":[78,137],"constraint":[80],"that":[81,92,133],"should":[85],"integer,":[87],"relaxes":[91],"integer-constraint":[93],"through":[94],"a":[95,138],"pseudo-fractional":[96,113],"method.":[97],"Since":[98],"updated":[104],"more":[108],"precisely":[109],"based":[110],"on":[111],"method,":[114],"improved.":[124],"According":[125],"our":[127],"simulation":[128],"results,":[129],"it":[130],"demonstrated":[132],"smaller":[139],"compared":[143],"existing":[146],"APA-type":[147],"filters":[148],"various":[150],"scenarios.":[151]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2025-10-10T00:00:00"}
