{"id":"https://openalex.org/W2141400433","doi":"https://doi.org/10.1109/iscas.2005.1464635","title":"Non-iterative WLS Design of Allpass Variable Fractional-Delay Digital Filters","display_name":"Non-iterative WLS Design of Allpass Variable Fractional-Delay Digital Filters","publication_year":2005,"publication_date":"2005-07-27","ids":{"openalex":"https://openalex.org/W2141400433","doi":"https://doi.org/10.1109/iscas.2005.1464635","mag":"2141400433"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2005.1464635","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2005.1464635","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2005 IEEE International Symposium on Circuits and Systems","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/A5103181513","display_name":"Tian\u2013Bo Deng","orcid":null},"institutions":[{"id":"https://openalex.org/I129634264","display_name":"Toho University","ror":"https://ror.org/02hcx7n63","country_code":"JP","type":"education","lineage":["https://openalex.org/I129634264"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Tian-Bo Deng","raw_affiliation_strings":["Department of Information Science, Faculty of Science, Toho University, Funabashi, Chiba, Japan","Dept. of Inf. Sci. Fac. of Sci., Toho Univ., Chiba, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Information Science, Faculty of Science, Toho University, Funabashi, Chiba, Japan","institution_ids":["https://openalex.org/I129634264"]},{"raw_affiliation_string":"Dept. of Inf. Sci. Fac. of Sci., Toho Univ., Chiba, Japan","institution_ids":["https://openalex.org/I129634264"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5103181513"],"corresponding_institution_ids":["https://openalex.org/I129634264"],"apc_list":null,"apc_paid":null,"fwci":0.3179,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.60344961,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"3","issue":null,"first_page":"504","last_page":"507"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998999834060669,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998999834060669,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9951000213623047,"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":0.9937999844551086,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6754828691482544},{"id":"https://openalex.org/keywords/all-pass-filter","display_name":"All-pass filter","score":0.6191987991333008},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.5734890103340149},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5247626304626465},{"id":"https://openalex.org/keywords/variable","display_name":"Variable (mathematics)","score":0.5197353363037109},{"id":"https://openalex.org/keywords/convergence","display_name":"Convergence (economics)","score":0.5056285858154297},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.49808502197265625},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.489655077457428},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.48440390825271606},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.364515095949173},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3593250811100006},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3437458872795105},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.26678013801574707},{"id":"https://openalex.org/keywords/low-pass-filter","display_name":"Low-pass filter","score":0.250070720911026},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.11189636588096619},{"id":"https://openalex.org/keywords/high-pass-filter","display_name":"High-pass filter","score":0.09103602170944214}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6754828691482544},{"id":"https://openalex.org/C47427576","wikidata":"https://www.wikidata.org/wiki/Q1431902","display_name":"All-pass filter","level":5,"score":0.6191987991333008},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.5734890103340149},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5247626304626465},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.5197353363037109},{"id":"https://openalex.org/C2777303404","wikidata":"https://www.wikidata.org/wiki/Q759757","display_name":"Convergence (economics)","level":2,"score":0.5056285858154297},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.49808502197265625},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.489655077457428},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.48440390825271606},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.364515095949173},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3593250811100006},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3437458872795105},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.26678013801574707},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.250070720911026},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.11189636588096619},{"id":"https://openalex.org/C156137958","wikidata":"https://www.wikidata.org/wiki/Q262754","display_name":"High-pass filter","level":4,"score":0.09103602170944214},{"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/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2005.1464635","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2005.1464635","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2005 IEEE International Symposium on Circuits and Systems","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":23,"referenced_works":["https://openalex.org/W326883504","https://openalex.org/W1876018024","https://openalex.org/W2021123050","https://openalex.org/W2049777700","https://openalex.org/W2056565250","https://openalex.org/W2091504710","https://openalex.org/W2101203196","https://openalex.org/W2104243996","https://openalex.org/W2106510062","https://openalex.org/W2107234635","https://openalex.org/W2107757275","https://openalex.org/W2108962366","https://openalex.org/W2109169972","https://openalex.org/W2109782042","https://openalex.org/W2114811723","https://openalex.org/W2147996497","https://openalex.org/W2150736972","https://openalex.org/W2155595938","https://openalex.org/W2156278238","https://openalex.org/W2158660251","https://openalex.org/W2163920688","https://openalex.org/W2165214774","https://openalex.org/W2169539839"],"related_works":["https://openalex.org/W2801241616","https://openalex.org/W2100006740","https://openalex.org/W2281957336","https://openalex.org/W2131696973","https://openalex.org/W1796754142","https://openalex.org/W2090898224","https://openalex.org/W2140312056","https://openalex.org/W2270159026","https://openalex.org/W2555154936","https://openalex.org/W2114527886"],"abstract_inverted_index":{"The":[0],"paper":[1],"presents":[2],"a":[3,74,83,96],"non-iterative":[4,105],"method":[5,41],"for":[6,42],"the":[7,20,28,31,44,51,88,103],"weighted-least-squares":[8],"(WLS)":[9],"design":[10,55,112],"of":[11,22,30,98],"allpass":[12,24,52,90],"variable":[13,32],"fractional-delay":[14,33],"(VFD)":[15],"digital":[16],"filters.":[17],"After":[18],"expressing":[19],"coefficients":[21],"an":[23,38],"VFD":[25,53],"filter":[26,54],"as":[27],"polynomials":[29],"parameter,":[34],"p,":[35],"we":[36],"develop":[37],"analytical":[39],"WLS":[40,91,100,106],"finding":[43],"optimal":[45],"polynomial":[46],"coefficients,":[47],"and":[48,119],"show":[49],"that":[50,93],"problem":[56],"can":[57,77,108],"be":[58,78],"efficiently":[59],"solved":[60],"without":[61,120],"resort":[62],"to":[63],"any":[64,69,121],"iterative":[65],"procedure":[66],"or":[67],"using":[68],"nonlinear":[70],"optimization":[71],"technique,":[72],"while":[73],"closed-form":[75],"solution":[76],"obtained":[79],"analytically":[80],"through":[81],"solving":[82],"matrix":[84],"equation.":[85],"Compared":[86],"with":[87,114],"existing":[89],"method,":[92],"iteratively":[94],"solves":[95],"series":[97],"linearized":[99],"minimization":[101],"problems,":[102],"proposed":[104],"approach":[107],"yield":[109],"much":[110],"better":[111],"results":[113],"significantly":[115],"reduced":[116],"computational":[117],"complexity":[118],"convergence":[122],"issue.":[123]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
