{"id":"https://openalex.org/W2162973531","doi":"https://doi.org/10.1109/icassp.2006.1661286","title":"Separation of Audio Signals Into Direct and Diffuse Soundfields for Surround Sound","display_name":"Separation of Audio Signals Into Direct and Diffuse Soundfields for Surround Sound","publication_year":2006,"publication_date":"2006-08-03","ids":{"openalex":"https://openalex.org/W2162973531","doi":"https://doi.org/10.1109/icassp.2006.1661286","mag":"2162973531"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2006.1661286","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2006.1661286","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":"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/A5000717575","display_name":"Benjamin S. Olswang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"B.S. Olswang","raw_affiliation_strings":["LOUD Technologies, Inc., Woodinville, WA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"LOUD Technologies, Inc., Woodinville, WA, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056805951","display_name":"Zoran Cvetkovi\u0107","orcid":"https://orcid.org/0000-0002-5128-5099"},"institutions":[{"id":"https://openalex.org/I183935753","display_name":"King's College London","ror":"https://ror.org/0220mzb33","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I183935753"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Z. Cvetkovic","raw_affiliation_strings":["King''s College, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"King''s College, London, UK","institution_ids":["https://openalex.org/I183935753"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3234,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.60951271,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"5","issue":null,"first_page":"V","last_page":"357"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":1.0,"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":1.0,"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/T11447","display_name":"Blind Source Separation Techniques","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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9993000030517578,"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/computer-science","display_name":"Computer science","score":0.7361088991165161},{"id":"https://openalex.org/keywords/spurious-relationship","display_name":"Spurious relationship","score":0.5361596941947937},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.5249407291412354},{"id":"https://openalex.org/keywords/impulse-response","display_name":"Impulse response","score":0.510770320892334},{"id":"https://openalex.org/keywords/audio-signal","display_name":"Audio signal","score":0.507061243057251},{"id":"https://openalex.org/keywords/equalization","display_name":"Equalization (audio)","score":0.49755528569221497},{"id":"https://openalex.org/keywords/surround-sound","display_name":"Surround sound","score":0.4761379063129425},{"id":"https://openalex.org/keywords/audio-signal-processing","display_name":"Audio signal processing","score":0.4730474352836609},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.4434584975242615},{"id":"https://openalex.org/keywords/room-acoustics","display_name":"Room acoustics","score":0.43826228380203247},{"id":"https://openalex.org/keywords/filter-bank","display_name":"Filter bank","score":0.42628753185272217},{"id":"https://openalex.org/keywords/architectural-acoustics","display_name":"Architectural acoustics","score":0.42627307772636414},{"id":"https://openalex.org/keywords/impulse","display_name":"Impulse (physics)","score":0.4110344648361206},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.39860349893569946},{"id":"https://openalex.org/keywords/reverberation","display_name":"Reverberation","score":0.39113861322402954},{"id":"https://openalex.org/keywords/sound","display_name":"Sound (geography)","score":0.22243332862854004},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.21828928589820862},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1636570692062378},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.15712961554527283},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.15637949109077454},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.1005178689956665},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09180548787117004}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7361088991165161},{"id":"https://openalex.org/C97256817","wikidata":"https://www.wikidata.org/wiki/Q1462316","display_name":"Spurious relationship","level":2,"score":0.5361596941947937},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5249407291412354},{"id":"https://openalex.org/C72279823","wikidata":"https://www.wikidata.org/wiki/Q1139726","display_name":"Impulse response","level":2,"score":0.510770320892334},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.507061243057251},{"id":"https://openalex.org/C75755367","wikidata":"https://www.wikidata.org/wiki/Q104531076","display_name":"Equalization (audio)","level":3,"score":0.49755528569221497},{"id":"https://openalex.org/C2780544925","wikidata":"https://www.wikidata.org/wiki/Q569874","display_name":"Surround sound","level":3,"score":0.4761379063129425},{"id":"https://openalex.org/C127220857","wikidata":"https://www.wikidata.org/wiki/Q2719318","display_name":"Audio signal processing","level":4,"score":0.4730474352836609},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.4434584975242615},{"id":"https://openalex.org/C178432105","wikidata":"https://www.wikidata.org/wiki/Q2182127","display_name":"Room acoustics","level":3,"score":0.43826228380203247},{"id":"https://openalex.org/C100515483","wikidata":"https://www.wikidata.org/wiki/Q3268235","display_name":"Filter bank","level":3,"score":0.42628753185272217},{"id":"https://openalex.org/C2776009117","wikidata":"https://www.wikidata.org/wiki/Q2305951","display_name":"Architectural acoustics","level":3,"score":0.42627307772636414},{"id":"https://openalex.org/C70836080","wikidata":"https://www.wikidata.org/wiki/Q837940","display_name":"Impulse (physics)","level":2,"score":0.4110344648361206},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.39860349893569946},{"id":"https://openalex.org/C95851461","wikidata":"https://www.wikidata.org/wiki/Q468809","display_name":"Reverberation","level":2,"score":0.39113861322402954},{"id":"https://openalex.org/C203718221","wikidata":"https://www.wikidata.org/wiki/Q491713","display_name":"Sound (geography)","level":2,"score":0.22243332862854004},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.21828928589820862},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1636570692062378},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.15712961554527283},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.15637949109077454},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.1005178689956665},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09180548787117004},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2006.1661286","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2006.1661286","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"},{"id":"pmh:oai:kclpure.kcl.ac.uk:publications/19ace771-358a-4f65-90d2-e6757e158c5b","is_oa":false,"landing_page_url":"https://kclpure.kcl.ac.uk/portal/en/publications/19ace771-358a-4f65-90d2-e6757e158c5b","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Olswang , B S & Cvetkovic , Z 2006 , Separation of audio signals into direct and diffuse soundfields for surround sound . in 2006 IEEE International Conference on Acoustics, Speech and Signal Processing,ICASSP 2006 Proceedings . N/A edn , vol. 5 , International Conference on Acoustics Speech and Signal Processing (ICASSP) , Piscataway, NJ , pp. V-357 - V-360 , 31st IEEE International Conference on Acoustics, Speech and Signal Processing , France , 14/05/2006 . https://doi.org/10.1109/ICASSP.2006.1661286","raw_type":"contributionToPeriodical"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1490519036","https://openalex.org/W2117678320","https://openalex.org/W2118799423","https://openalex.org/W2170940377","https://openalex.org/W6629455252"],"related_works":["https://openalex.org/W2044995972","https://openalex.org/W1982530174","https://openalex.org/W2984512621","https://openalex.org/W2398601081","https://openalex.org/W2375928621","https://openalex.org/W2349412114","https://openalex.org/W2114437968","https://openalex.org/W2372660897","https://openalex.org/W2083120034","https://openalex.org/W2002267032"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,77],"new":[4],"method":[5,16,126,148],"for":[6,131,139],"reproduction":[7,162,170],"of":[8,54,57,80,108,113,117],"music":[9,161],"in":[10,171],"multichannel":[11,132],"audio":[12],"systems.":[13],"The":[14,36,52,146],"proposed":[15],"separates":[17,164],"signals":[18],"from":[19],"individual":[20],"channels":[21],"into":[22],"their":[23],"direct":[24,37,102,165],"and":[25,85,103,166],"diffuse":[26,47,58,104,167],"components":[27,38,48,59],"which":[28,68,91,109,163,172],"are":[29,39,49,175],"then":[30],"sent":[31,40,176],"to":[32,42,83,100,121,151,169,177],"different":[33],"speaker":[34,180],"elements.":[35,181],"directly":[41],"the":[43,46,74,93,111,114,118,122,135,178],"listener,":[44],"while":[45,134],"additionally":[50],"scattered.":[51],"purpose":[53],"this":[55],"scattering":[56],"is":[60,127],"twofold:":[61],"first,":[62],"it":[63,87],"eliminates":[64],"spurious":[65],"localization":[66],"cues":[67],"may":[69],"be":[70,152],"created":[71],"by":[72],"reproducing":[73],"sound":[75],"using":[76],"small":[78],"number":[79],"speakers":[81],"(three":[82],"five),":[84],"second,":[86],"provides":[88],"additional":[89],"diffusion":[90],"improves":[92],"envelopment":[94],"experience.":[95],"We":[96],"investigate":[97],"two":[98],"methods":[99],"separate":[101],"soundfield":[105],"components,":[106],"both":[107,173],"assume":[110],"knowledge":[112],"impulse":[115],"response":[116],"performance":[119],"auditorium":[120],"corresponding":[123],"microphones.":[124],"One":[125],"based":[128],"on":[129],"techniques":[130,138],"equalization,":[133],"other":[136],"uses":[137],"signal":[140],"reconstruction":[141],"after":[142],"oversampled":[143],"filter-bank":[144],"processing.":[145],"latter":[147],"turns":[149],"out":[150],"computationally":[153],"more":[154],"manageable.":[155],"In":[156],"listening":[157],"tests,":[158],"subjects":[159],"preferred":[160],"soundfields":[168,174],"same":[179]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}