{"id":"https://openalex.org/W1539336427","doi":"https://doi.org/10.1109/icassp.2005.1416061","title":"Simplified Design of Low-Delay Oversampled NPR GDFT Filterbanks","display_name":"Simplified Design of Low-Delay Oversampled NPR GDFT Filterbanks","publication_year":2006,"publication_date":"2006-10-11","ids":{"openalex":"https://openalex.org/W1539336427","doi":"https://doi.org/10.1109/icassp.2005.1416061","mag":"1539336427"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2005.1416061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2005.1416061","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. (ICASSP '05). IEEE International Conference on Acoustics, Speech, and Signal Processing, 2005.","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/A5023994037","display_name":"Bogdan Dumitrescu","orcid":"https://orcid.org/0000-0003-4555-1714"},"institutions":[{"id":"https://openalex.org/I150589677","display_name":"Tampere University of Applied Sciences","ror":"https://ror.org/00bwtjf83","country_code":"FI","type":"education","lineage":["https://openalex.org/I150589677"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Bogdan Dumitrescu","raw_affiliation_strings":["Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","[Inst. of Signal Process., Tampere Univ. of Technol., Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]},{"raw_affiliation_string":"[Inst. of Signal Process., Tampere Univ. of Technol., Finland]","institution_ids":["https://openalex.org/I150589677"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048845611","display_name":"Robert Bregovi\u0107","orcid":"https://orcid.org/0000-0002-3878-7588"},"institutions":[{"id":"https://openalex.org/I150589677","display_name":"Tampere University of Applied Sciences","ror":"https://ror.org/00bwtjf83","country_code":"FI","type":"education","lineage":["https://openalex.org/I150589677"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Robert Bregovic","raw_affiliation_strings":["Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","[Inst. of Signal Process., Tampere Univ. of Technol., Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]},{"raw_affiliation_string":"[Inst. of Signal Process., Tampere Univ. of Technol., Finland]","institution_ids":["https://openalex.org/I150589677"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006752877","display_name":"T. Saram\u00e4ki","orcid":null},"institutions":[{"id":"https://openalex.org/I150589677","display_name":"Tampere University of Applied Sciences","ror":"https://ror.org/00bwtjf83","country_code":"FI","type":"education","lineage":["https://openalex.org/I150589677"]},{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Tapio Saramaki","raw_affiliation_strings":["Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","[Inst. of Signal Process., Tampere Univ. of Technol., Finland]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]},{"raw_affiliation_string":"[Inst. of Signal Process., Tampere Univ. of Technol., Finland]","institution_ids":["https://openalex.org/I150589677"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"525","last_page":"528"},"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9988999962806702,"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"}},{"id":"https://openalex.org/T11245","display_name":"Advanced Numerical Analysis Techniques","score":0.9915000200271606,"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/stopband","display_name":"Stopband","score":0.715516984462738},{"id":"https://openalex.org/keywords/initialization","display_name":"Initialization","score":0.6011505126953125},{"id":"https://openalex.org/keywords/transfer-function","display_name":"Transfer function","score":0.5712625980377197},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.5571621060371399},{"id":"https://openalex.org/keywords/biorthogonal-system","display_name":"Biorthogonal system","score":0.5445873737335205},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5406635999679565},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5312896370887756},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4842183589935303},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.47874659299850464},{"id":"https://openalex.org/keywords/control-theory","display_name":"Control theory (sociology)","score":0.3811734616756439},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3546934723854065},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.29208967089653015},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.276425302028656},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.24423590302467346},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2135009765625},{"id":"https://openalex.org/keywords/band-pass-filter","display_name":"Band-pass filter","score":0.21136802434921265},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.15337508916854858},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.08977019786834717},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.0754876434803009}],"concepts":[{"id":"https://openalex.org/C46271340","wikidata":"https://www.wikidata.org/wiki/Q1971063","display_name":"Stopband","level":3,"score":0.715516984462738},{"id":"https://openalex.org/C114466953","wikidata":"https://www.wikidata.org/wiki/Q6034165","display_name":"Initialization","level":2,"score":0.6011505126953125},{"id":"https://openalex.org/C81299745","wikidata":"https://www.wikidata.org/wiki/Q334269","display_name":"Transfer function","level":2,"score":0.5712625980377197},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.5571621060371399},{"id":"https://openalex.org/C158453530","wikidata":"https://www.wikidata.org/wiki/Q864692","display_name":"Biorthogonal system","level":4,"score":0.5445873737335205},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5406635999679565},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5312896370887756},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4842183589935303},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.47874659299850464},{"id":"https://openalex.org/C47446073","wikidata":"https://www.wikidata.org/wiki/Q5165890","display_name":"Control theory (sociology)","level":3,"score":0.3811734616756439},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3546934723854065},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.29208967089653015},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.276425302028656},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.24423590302467346},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2135009765625},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.21136802434921265},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.15337508916854858},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.08977019786834717},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0754876434803009},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"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/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","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/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.0},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2005.1416061","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2005.1416061","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings. (ICASSP '05). IEEE International Conference on Acoustics, Speech, and Signal Processing, 2005.","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":16,"referenced_works":["https://openalex.org/W1967073510","https://openalex.org/W1979013472","https://openalex.org/W1996169753","https://openalex.org/W2082037093","https://openalex.org/W2095754348","https://openalex.org/W2096029268","https://openalex.org/W2112094107","https://openalex.org/W2112624870","https://openalex.org/W2121168640","https://openalex.org/W2129469131","https://openalex.org/W2139832326","https://openalex.org/W2139977380","https://openalex.org/W2142608669","https://openalex.org/W2148457491","https://openalex.org/W2154584817","https://openalex.org/W2155542547"],"related_works":["https://openalex.org/W2002704363","https://openalex.org/W2120933366","https://openalex.org/W1996314933","https://openalex.org/W1513182538","https://openalex.org/W1972308086","https://openalex.org/W2116458377","https://openalex.org/W2139656562","https://openalex.org/W2101764158","https://openalex.org/W2097815576","https://openalex.org/W1501522783"],"abstract_inverted_index":{"We":[0,83],"propose":[1],"an":[2,70],"efficient":[3],"algorithm":[4,62,86],"for":[5],"designing":[6],"the":[7,24,30,33,37,45,49,67,78],"prototype":[8,68],"filters":[9],"of":[10,32,36,48,64,69,77],"oversampled,":[11],"near":[12],"perfect":[13],"reconstruction":[14],"(NPR),":[15],"GDFT":[16],"modulated,":[17],"biorthogonal":[18],"filterbanks":[19],"with":[20,66,87],"arbitrary":[21],"delay.":[22],"Given":[23],"analysis":[25,81],"prototype,":[26,39],"we":[27],"show":[28],"that":[29],"minimization":[31],"stopband":[34],"energy":[35],"synthesis":[38,79],"subject":[40],"to":[41],"NPR":[42],"constraints":[43],"on":[44],"frequency":[46],"response":[47],"distortion":[50],"transfer":[51],"function,":[52],"can":[53],"be":[54],"expressed":[55],"as":[56],"a":[57],"convex":[58],"optimization":[59,76],"problem.":[60],"Our":[61],"consists":[63],"initialization":[65],"orthogonal":[71],"filterbank":[72],"and":[73,80,90],"then":[74],"successive":[75],"prototypes.":[82],"compare":[84],"our":[85],"previous":[88],"methods":[89],"give":[91],"several":[92],"design":[93],"examples.":[94]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
