{"id":"https://openalex.org/W2001404308","doi":"https://doi.org/10.1109/icassp.2008.4517633","title":"Geometric signal decompositions for spatial audio enhancement","display_name":"Geometric signal decompositions for spatial audio enhancement","publication_year":2008,"publication_date":"2008-03-01","ids":{"openalex":"https://openalex.org/W2001404308","doi":"https://doi.org/10.1109/icassp.2008.4517633","mag":"2001404308"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2008.4517633","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4517633","pdf_url":null,"source":{"id":"https://openalex.org/S4363607879","display_name":"IEEE International Conference on Acoustics Speech and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","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/A5028244782","display_name":"Michael M. Goodwin","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Michael M. Goodwin","raw_affiliation_strings":["Creative Advanced Technology Center, Scotts Valley, CA, USA","Creative Advanced Technology Center, Scotts Valley, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Creative Advanced Technology Center, Scotts Valley, CA, USA","institution_ids":[]},{"raw_affiliation_string":"Creative Advanced Technology Center, Scotts Valley, CA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5028244782"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5213,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.55723191,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"54","issue":null,"first_page":"409","last_page":"412"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9983000159263611,"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":0.9983000159263611,"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":0.9952999949455261,"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":0.9943000078201294,"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/orthogonality","display_name":"Orthogonality","score":0.7725402116775513},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6606392860412598},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.6490858793258667},{"id":"https://openalex.org/keywords/audio-signal","display_name":"Audio signal","score":0.626007616519928},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.554500162601471},{"id":"https://openalex.org/keywords/signal-subspace","display_name":"Signal subspace","score":0.5235623717308044},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.48806655406951904},{"id":"https://openalex.org/keywords/audio-signal-processing","display_name":"Audio signal processing","score":0.4853464663028717},{"id":"https://openalex.org/keywords/decomposition","display_name":"Decomposition","score":0.47996044158935547},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.42154112458229065},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3749846816062927},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.26071763038635254},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2293025553226471},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1683834195137024},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.16807058453559875},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.12199974060058594},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.1025640070438385},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.09105771780014038}],"concepts":[{"id":"https://openalex.org/C17137986","wikidata":"https://www.wikidata.org/wiki/Q215067","display_name":"Orthogonality","level":2,"score":0.7725402116775513},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6606392860412598},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.6490858793258667},{"id":"https://openalex.org/C64922751","wikidata":"https://www.wikidata.org/wiki/Q4650799","display_name":"Audio signal","level":3,"score":0.626007616519928},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.554500162601471},{"id":"https://openalex.org/C2777121530","wikidata":"https://www.wikidata.org/wiki/Q7512739","display_name":"Signal subspace","level":4,"score":0.5235623717308044},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.48806655406951904},{"id":"https://openalex.org/C127220857","wikidata":"https://www.wikidata.org/wiki/Q2719318","display_name":"Audio signal processing","level":4,"score":0.4853464663028717},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.47996044158935547},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.42154112458229065},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3749846816062927},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.26071763038635254},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2293025553226471},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1683834195137024},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.16807058453559875},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.12199974060058594},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.1025640070438385},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.09105771780014038},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"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/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2008.4517633","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4517633","pdf_url":null,"source":{"id":"https://openalex.org/S4363607879","display_name":"IEEE International Conference on Acoustics Speech and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.47999998927116394,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1482572974","https://openalex.org/W1501566231","https://openalex.org/W1505210257","https://openalex.org/W1510954845","https://openalex.org/W1576701907","https://openalex.org/W2001918695","https://openalex.org/W2021421911","https://openalex.org/W2127025863","https://openalex.org/W2235181203","https://openalex.org/W6628607440","https://openalex.org/W6630089114","https://openalex.org/W6630128341","https://openalex.org/W6630602075","https://openalex.org/W6678752530","https://openalex.org/W6689867054"],"related_works":["https://openalex.org/W2379264914","https://openalex.org/W2153912708","https://openalex.org/W2118094278","https://openalex.org/W2639400695","https://openalex.org/W3126343058","https://openalex.org/W2949173582","https://openalex.org/W2089410207","https://openalex.org/W4300048032","https://openalex.org/W2388968854","https://openalex.org/W1985318690"],"abstract_inverted_index":{"Decomposition":[0],"of":[1,31,43,80],"audio":[2,33],"signals":[3,34],"into":[4],"primary":[5,56],"and":[6,18,57],"ambient":[7,58],"components":[8,73],"is":[9],"useful":[10],"for":[11,28],"realizing":[12],"spatial":[13],"enhancements":[14],"such":[15],"as":[16],"upmix":[17],"stereo":[19],"widening.":[20],"In":[21],"this":[22],"paper,":[23],"we":[24],"present":[25],"several":[26],"methods":[27,46],"primary-ambient":[29],"decomposition":[30],"two-channel":[32],"based":[35],"on":[36,53,82],"signal-space":[37],"geometry.":[38],"We":[39],"discuss":[40],"the":[41,44,54,67,71,75],"performance":[42],"various":[45],"with":[47],"respect":[48],"to":[49,66,69,74],"target":[50],"orthogonality":[51],"conditions":[52],"estimated":[55],"components,":[59],"which":[60],"cannot":[61],"all":[62],"be":[63],"satisfied":[64],"due":[65],"need":[68],"constrain":[70],"model":[72],"signal":[76],"subspace":[77],"in":[78],"light":[79],"limitations":[81],"implementation":[83],"complexity.":[84]},"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":5},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
