{"id":"https://openalex.org/W2116458377","doi":"https://doi.org/10.1109/icassp.2006.1660636","title":"Theory and Design of Two-Channel Complex Linear-Phase Pseudo-Orthogonal Filterbanks","display_name":"Theory and Design of Two-Channel Complex Linear-Phase Pseudo-Orthogonal Filterbanks","publication_year":2006,"publication_date":"2006-08-03","ids":{"openalex":"https://openalex.org/W2116458377","doi":"https://doi.org/10.1109/icassp.2006.1660636","mag":"2116458377"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2006.1660636","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2006.1660636","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE International Conference on Acoustics Speed and Signal Processing Proceedings","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/A5070866771","display_name":"Seisuke Kyochi","orcid":"https://orcid.org/0000-0002-2383-0176"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Kyochi","raw_affiliation_strings":["Department of Electronics and Electrical Engineering, Keio University, Japan","Department of Electronics and Electrical Engineering, Keio University. Email: kyochi@tkhm.elec.keio.ac.jp"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Electrical Engineering, Keio University, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Department of Electronics and Electrical Engineering, Keio University. Email: kyochi@tkhm.elec.keio.ac.jp","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007311789","display_name":"Yuichi Tanaka","orcid":"https://orcid.org/0000-0003-4010-3154"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Tanaka","raw_affiliation_strings":["Department of Electronics and Electrical Engineering, Keio University, Japan","Dept. of Electron. & Electr. Eng, Keio Univ., Kanagawa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Electrical Engineering, Keio University, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Dept. of Electron. & Electr. Eng, Keio Univ., Kanagawa","institution_ids":["https://openalex.org/I203951103"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090181402","display_name":"Masaaki Ikehara","orcid":"https://orcid.org/0000-0003-3461-1507"},"institutions":[{"id":"https://openalex.org/I203951103","display_name":"Keio University","ror":"https://ror.org/02kn6nx58","country_code":"JP","type":"education","lineage":["https://openalex.org/I203951103"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"M. Ikehara","raw_affiliation_strings":["Department of Electronics and Electrical Engineering, Keio University, Japan","Dept. of Electron. & Electr. Eng, Keio Univ., Kanagawa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electronics and Electrical Engineering, Keio University, Japan","institution_ids":["https://openalex.org/I203951103"]},{"raw_affiliation_string":"Dept. of Electron. & Electr. Eng, Keio Univ., Kanagawa","institution_ids":["https://openalex.org/I203951103"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I203951103"],"apc_list":null,"apc_paid":null,"fwci":0.2709,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.48053892,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":null,"first_page":"III","last_page":"245"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9997000098228455,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9995999932289124,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9972000122070312,"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/biorthogonal-system","display_name":"Biorthogonal system","score":0.8824191093444824},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.8704504370689392},{"id":"https://openalex.org/keywords/orthogonality","display_name":"Orthogonality","score":0.7845069169998169},{"id":"https://openalex.org/keywords/linear-phase","display_name":"Linear phase","score":0.6802833676338196},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5663480758666992},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5068808197975159},{"id":"https://openalex.org/keywords/finite-impulse-response","display_name":"Finite impulse response","score":0.48844996094703674},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4527885317802429},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.45247331261634827},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3875185251235962},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1936115026473999},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.11162307858467102},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.06559941172599792},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.059033483266830444}],"concepts":[{"id":"https://openalex.org/C158453530","wikidata":"https://www.wikidata.org/wiki/Q864692","display_name":"Biorthogonal system","level":4,"score":0.8824191093444824},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.8704504370689392},{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7845069169998169},{"id":"https://openalex.org/C20610874","wikidata":"https://www.wikidata.org/wiki/Q512136","display_name":"Linear phase","level":3,"score":0.6802833676338196},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5663480758666992},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5068808197975159},{"id":"https://openalex.org/C198386975","wikidata":"https://www.wikidata.org/wiki/Q117785","display_name":"Finite impulse response","level":2,"score":0.48844996094703674},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4527885317802429},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.45247331261634827},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3875185251235962},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1936115026473999},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.11162307858467102},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.06559941172599792},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.059033483266830444},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2006.1660636","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2006.1660636","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE International Conference on Acoustics Speed and Signal Processing Proceedings","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":12,"referenced_works":["https://openalex.org/W1481646516","https://openalex.org/W1658679052","https://openalex.org/W2099922990","https://openalex.org/W2106304347","https://openalex.org/W2114666389","https://openalex.org/W2116484432","https://openalex.org/W2119445186","https://openalex.org/W2129276048","https://openalex.org/W2144606285","https://openalex.org/W2169450829","https://openalex.org/W2219581328","https://openalex.org/W6688820711"],"related_works":["https://openalex.org/W2361564286","https://openalex.org/W1515819835","https://openalex.org/W2134470750","https://openalex.org/W2120933366","https://openalex.org/W1996314933","https://openalex.org/W1513182538","https://openalex.org/W1972308086","https://openalex.org/W2085219086","https://openalex.org/W2141599702","https://openalex.org/W2116458377"],"abstract_inverted_index":{"In":[0,48],"recent":[1],"years,":[2],"two-channel":[3,35,102],"complex-valued":[4,36,57],"filterbanks":[5,58,67,72],"have":[6],"been":[7],"studied":[8],"and":[9,22,155],"found":[10],"theirs":[11],"several":[12],"important":[13,28],"applications":[14],"by":[15],"many":[16],"researchers,":[17],"such":[18,132],"as":[19],"complex":[20,70,103,126],"signal":[21],"image":[23],"processing.":[24],"One":[25],"of":[26,46,55,63,78,83,124,158],"those":[27],"results":[29],"is":[30,33,60,87],"that":[31],"there":[32],"no":[34],"linear-phase":[37,104,127,137],"paraunitary":[38],"filterbank":[39,105,129],"(CLPPUFB),":[40],"except":[41],"for":[42],"its":[43,108],"filter":[44,109,141],"lengths":[45,110,142],"2.":[47,146],"this":[49],"paper,":[50],"we":[51,85,119],"introduce":[52],"a":[53,61,101,121,125,150,152],"class":[54],"special":[56],"which":[59],"subclass":[62],"biorthogonal":[64],"filterbanks.":[65],"Those":[66],"are":[68,111,143],"called":[69],"pseudo-orthogonal":[71,128],"(CPOFB),":[73],"based":[74,115],"on":[75,116],"the":[76,90,136],"concept":[77],"pseudo-orthogonality":[79],"(PO).":[80],"This":[81,94,147],"kind":[82],"orthogonality,":[84],"propose,":[86],"different":[88],"from":[89],"conventional":[91],"one":[92],"essentially.":[93],"paper":[95,148],"also":[96],"shows":[97,149],"possibility":[98],"to":[99],"design":[100,122,153],"(CLPFB)":[106],"with":[107,140],"more":[112,144],"than":[113,145],"2,":[114],"PO.":[117],"Finally,":[118],"show":[120],"example":[123,157],"(CLPPOFB).":[130],"Moreover,":[131],"CPOFB":[133],"can":[134],"satisfy":[135],"condition":[138],"simultaneously":[139],"theory,":[151],"method":[154],"an":[156],"CLPPOFB":[159]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}