{"id":"https://openalex.org/W2172116171","doi":"https://doi.org/10.1109/tasl.2009.2015692","title":"Equalization of Multichannel Acoustic Systems in Oversampled Subbands","display_name":"Equalization of Multichannel Acoustic Systems in Oversampled Subbands","publication_year":2009,"publication_date":"2009-06-25","ids":{"openalex":"https://openalex.org/W2172116171","doi":"https://doi.org/10.1109/tasl.2009.2015692","mag":"2172116171"},"language":"en","primary_location":{"id":"doi:10.1109/tasl.2009.2015692","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tasl.2009.2015692","pdf_url":null,"source":{"id":"https://openalex.org/S199497470","display_name":"IEEE Transactions on Audio Speech and Language Processing","issn_l":"1558-7916","issn":["1558-7916","1558-7924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Audio, Speech, and Language Processing","raw_type":"journal-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/A5050288940","display_name":"Nikolay D. Gaubitch","orcid":null},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Nikolay D. Gaubitch","raw_affiliation_strings":["Communications and Signal Processing Group, Imperial College London, London, UK"],"affiliations":[{"raw_affiliation_string":"Communications and Signal Processing Group, Imperial College London, London, UK","institution_ids":["https://openalex.org/I47508984"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016227729","display_name":"Patrick A. Naylor","orcid":"https://orcid.org/0000-0001-8546-8013"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Patrick A. Naylor","raw_affiliation_strings":["Communications and Signal Processing Group, Imperial College London, London, UK"],"affiliations":[{"raw_affiliation_string":"Communications and Signal Processing Group, Imperial College London, London, UK","institution_ids":["https://openalex.org/I47508984"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5050288940"],"corresponding_institution_ids":["https://openalex.org/I47508984"],"apc_list":null,"apc_paid":null,"fwci":2.4976,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":{"value":0.89793753,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"17","issue":"6","first_page":"1061","last_page":"1070"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","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/T10860","display_name":"Speech and Audio Processing","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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9998999834060669,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9991999864578247,"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/finite-impulse-response","display_name":"Finite impulse response","score":0.7588304877281189},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.7577832937240601},{"id":"https://openalex.org/keywords/impulse-response","display_name":"Impulse response","score":0.6447523832321167},{"id":"https://openalex.org/keywords/infinite-impulse-response","display_name":"Infinite impulse response","score":0.6358329653739929},{"id":"https://openalex.org/keywords/impulse","display_name":"Impulse (physics)","score":0.5936775803565979},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5425565242767334},{"id":"https://openalex.org/keywords/impulse-invariance","display_name":"Impulse invariance","score":0.5117959380149841},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.46233129501342773},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.4213978946208954},{"id":"https://openalex.org/keywords/blind-equalization","display_name":"Blind equalization","score":0.41875380277633667},{"id":"https://openalex.org/keywords/transfer-function","display_name":"Transfer function","score":0.414840966463089},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4025288224220276},{"id":"https://openalex.org/keywords/digital-filter","display_name":"Digital filter","score":0.3509432077407837},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3276958465576172},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3136882781982422},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.15552258491516113},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1520879566669464}],"concepts":[{"id":"https://openalex.org/C198386975","wikidata":"https://www.wikidata.org/wiki/Q117785","display_name":"Finite impulse response","level":2,"score":0.7588304877281189},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.7577832937240601},{"id":"https://openalex.org/C72279823","wikidata":"https://www.wikidata.org/wiki/Q1139726","display_name":"Impulse response","level":2,"score":0.6447523832321167},{"id":"https://openalex.org/C183816354","wikidata":"https://www.wikidata.org/wiki/Q665617","display_name":"Infinite impulse response","level":4,"score":0.6358329653739929},{"id":"https://openalex.org/C70836080","wikidata":"https://www.wikidata.org/wiki/Q837940","display_name":"Impulse (physics)","level":2,"score":0.5936775803565979},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5425565242767334},{"id":"https://openalex.org/C79221468","wikidata":"https://www.wikidata.org/wiki/Q1362700","display_name":"Impulse invariance","level":5,"score":0.5117959380149841},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.46233129501342773},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.4213978946208954},{"id":"https://openalex.org/C41425797","wikidata":"https://www.wikidata.org/wiki/Q4926640","display_name":"Blind equalization","level":4,"score":0.41875380277633667},{"id":"https://openalex.org/C81299745","wikidata":"https://www.wikidata.org/wiki/Q334269","display_name":"Transfer function","level":2,"score":0.414840966463089},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4025288224220276},{"id":"https://openalex.org/C36390408","wikidata":"https://www.wikidata.org/wiki/Q1163067","display_name":"Digital filter","level":3,"score":0.3509432077407837},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3276958465576172},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3136882781982422},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.15552258491516113},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1520879566669464},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"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/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tasl.2009.2015692","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tasl.2009.2015692","pdf_url":null,"source":{"id":"https://openalex.org/S199497470","display_name":"IEEE Transactions on Audio Speech and Language Processing","issn_l":"1558-7916","issn":["1558-7916","1558-7924"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Audio, Speech, and Language Processing","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.156.4166","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.156.4166","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ee.ic.ac.uk/hp/staff/pnaylor/PDFs/Gaubitch2009.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W78613202","https://openalex.org/W116061913","https://openalex.org/W190060899","https://openalex.org/W1481646516","https://openalex.org/W1510541118","https://openalex.org/W1530412343","https://openalex.org/W1599720129","https://openalex.org/W1617046274","https://openalex.org/W1812003359","https://openalex.org/W2006338061","https://openalex.org/W2045043668","https://openalex.org/W2079586332","https://openalex.org/W2083212479","https://openalex.org/W2085472514","https://openalex.org/W2096147041","https://openalex.org/W2096277768","https://openalex.org/W2100580409","https://openalex.org/W2109419971","https://openalex.org/W2114579633","https://openalex.org/W2115344082","https://openalex.org/W2117678320","https://openalex.org/W2128334000","https://openalex.org/W2135577558","https://openalex.org/W2137996830","https://openalex.org/W2139832326","https://openalex.org/W2141917600","https://openalex.org/W2142563647","https://openalex.org/W2151141216","https://openalex.org/W2153418894","https://openalex.org/W2156746018","https://openalex.org/W2171049046","https://openalex.org/W2280295163","https://openalex.org/W2426633114","https://openalex.org/W2765691705","https://openalex.org/W2911394281","https://openalex.org/W2912232066","https://openalex.org/W2970850616","https://openalex.org/W4213369361","https://openalex.org/W4231807801","https://openalex.org/W6603261202","https://openalex.org/W6631809054","https://openalex.org/W6676542974","https://openalex.org/W6694967546","https://openalex.org/W6718118229","https://openalex.org/W6758139422"],"related_works":["https://openalex.org/W2031512523","https://openalex.org/W1505918581","https://openalex.org/W3007580271","https://openalex.org/W2031892245","https://openalex.org/W3208746183","https://openalex.org/W2898725502","https://openalex.org/W2067214776","https://openalex.org/W4312785053","https://openalex.org/W2058863651","https://openalex.org/W2810377961"],"abstract_inverted_index":{"Equalization":[0],"of":[1,28,30,40,56],"room":[2],"transfer":[3],"functions":[4],"(RTFs)":[5],"is":[6,100,111],"an":[7],"important":[8],"topic":[9],"with":[10,73,126],"several":[11],"applications":[12],"in":[13],"acoustic":[14,97],"signal":[15],"processing.":[16],"RTFs":[17,43],"are":[18,44],"often":[19],"modeled":[20],"as":[21],"finite-impulse":[22],"response":[23,99,123],"filters,":[24],"characterized":[25],"by":[26],"orders":[27],"thousands":[29],"taps":[31],"and":[32,53,91],"non-minimum":[33],"phase.":[34],"In":[35,66],"practice,":[36],"only":[37,113],"approximate":[38],"estimates":[39],"the":[41,85,95,127],"actual":[42],"available":[45],"due":[46],"to":[47,107,121],"measurement":[48],"noise,":[49],"limited":[50],"estimation":[51],"accuracy,":[52],"temporal":[54],"variation":[55],"source-receiver":[57],"position.":[58],"These":[59],"issues":[60],"make":[61],"equalization":[62,72,86],"a":[63,81],"difficult":[64],"problem.":[65],"this":[67],"paper,":[68],"we":[69],"discuss":[70],"multichannel":[71,82],"focus":[74],"on":[75],"inexact":[76],"RTF":[77],"estimates.":[78],"We":[79],"present":[80],"method":[83],"for":[84],"filter":[87],"design":[88],"utilizing":[89],"decimated":[90],"oversampled":[92],"subbands,":[93],"where":[94],"full-band":[96,128],"impulse":[98,122],"decomposed":[101],"into":[102],"equivalent":[103],"subband":[104],"filters":[105],"prior":[106],"equalization.":[108],"This":[109],"technique":[110],"not":[112],"more":[114,119],"computationally":[115],"efficient":[116],"but":[117],"also":[118],"robust":[120],"inaccuracies":[124],"compared":[125],"counterpart.":[129]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
