{"id":"https://openalex.org/W2096447590","doi":"https://doi.org/10.1109/icassp.1983.1172207","title":"Complex quadrature mirror filters","display_name":"Complex quadrature mirror filters","publication_year":2005,"publication_date":"2005-03-24","ids":{"openalex":"https://openalex.org/W2096447590","doi":"https://doi.org/10.1109/icassp.1983.1172207","mag":"2096447590"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.1983.1172207","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1983.1172207","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '83. IEEE International Conference on Acoustics, Speech, and Signal Processing","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/A5109244935","display_name":"H. Nussbaumer","orcid":null},"institutions":[{"id":"https://openalex.org/I5124864","display_name":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne","ror":"https://ror.org/02s376052","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I5124864"]}],"countries":["CH"],"is_corresponding":true,"raw_author_name":"H. Nussbaumer","raw_affiliation_strings":["D\u00e9partement d'Electricit\u00e9, \u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne, Lausanne, Switzerland","\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne; Lausanne Switzerland"],"affiliations":[{"raw_affiliation_string":"D\u00e9partement d'Electricit\u00e9, \u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne, Lausanne, Switzerland","institution_ids":["https://openalex.org/I5124864"]},{"raw_affiliation_string":"\u00c9cole Polytechnique F\u00e9d\u00e9rale de Lausanne; Lausanne Switzerland","institution_ids":["https://openalex.org/I5124864"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5109244935"],"corresponding_institution_ids":["https://openalex.org/I5124864"],"apc_list":null,"apc_paid":null,"fwci":1.9077,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.8616396,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"8","issue":null,"first_page":"221","last_page":"223"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9995999932289124,"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"}},"topics":[{"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9979000091552734,"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":0.9968000054359436,"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/quadrature-mirror-filter","display_name":"Quadrature mirror filter","score":0.8738929033279419},{"id":"https://openalex.org/keywords/quadrature","display_name":"Quadrature (astronomy)","score":0.7098650336265564},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.48558372259140015},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.45980823040008545},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42743825912475586},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4272753596305847},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3640119731426239},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.336515873670578},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3353434205055237},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.25581249594688416},{"id":"https://openalex.org/keywords/prototype-filter","display_name":"Prototype filter","score":0.21472889184951782},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1970304250717163},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.19664925336837769},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1586548388004303},{"id":"https://openalex.org/keywords/low-pass-filter","display_name":"Low-pass filter","score":0.13551807403564453},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.12463024258613586}],"concepts":[{"id":"https://openalex.org/C64621657","wikidata":"https://www.wikidata.org/wiki/Q2699730","display_name":"Quadrature mirror filter","level":5,"score":0.8738929033279419},{"id":"https://openalex.org/C62869609","wikidata":"https://www.wikidata.org/wiki/Q28137","display_name":"Quadrature (astronomy)","level":2,"score":0.7098650336265564},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48558372259140015},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.45980823040008545},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42743825912475586},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4272753596305847},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3640119731426239},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.336515873670578},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3353434205055237},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.25581249594688416},{"id":"https://openalex.org/C175742284","wikidata":"https://www.wikidata.org/wiki/Q1415537","display_name":"Prototype filter","level":4,"score":0.21472889184951782},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1970304250717163},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.19664925336837769},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1586548388004303},{"id":"https://openalex.org/C44682112","wikidata":"https://www.wikidata.org/wiki/Q918242","display_name":"Low-pass filter","level":3,"score":0.13551807403564453},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.12463024258613586},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.1983.1172207","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.1983.1172207","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP '83. IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320315791","display_name":"Centre qu\u00e9b\u00e9cois sur les mat\u00e9riaux fonctionnels","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1690240707","https://openalex.org/W1929902256","https://openalex.org/W2153639720","https://openalex.org/W2162153812","https://openalex.org/W3201812650","https://openalex.org/W6640440693","https://openalex.org/W7070632770"],"related_works":["https://openalex.org/W2052913792","https://openalex.org/W1965253386","https://openalex.org/W2118856068","https://openalex.org/W1979650972","https://openalex.org/W2020898814","https://openalex.org/W2011780830","https://openalex.org/W2052184320","https://openalex.org/W2104918940","https://openalex.org/W2185327980","https://openalex.org/W2031385538"],"abstract_inverted_index":{"This":[0],"paper":[1],"introduces":[2],"a":[3,9,55],"technique":[4],"for":[5],"the":[6,18,41,50],"decomposition":[7],"of":[8],"signal":[10,44],"into":[11,27],"N":[12,52],"adjacent":[13],"sub-bands":[14],"uniformly":[15],"spaced":[16],"in":[17,24,30],"frequency":[19],"domain.":[20],"Each":[21],"subband":[22],"is":[23,37,58],"turn":[25],"converted":[26],"two":[28],"channels":[29],"quadrature":[31],"subsampled":[32],"by":[33],"1/2":[34],"N.":[35],"It":[36],"then":[38],"shown":[39],"how":[40],"original":[42],"input":[43],"may":[45],"be":[46],"perfectly":[47],"reconstructed":[48],"from":[49],"2":[51],"channels,":[53],"and":[54],"practical":[56],"implementation":[57],"suggested.":[59],"Potential":[60],"applications":[61],"to":[62],"speech":[63],"compression":[64],"are":[65],"discussed.":[66]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}