{"id":"https://openalex.org/W3094665499","doi":"https://doi.org/10.21437/interspeech.2020-2316","title":"Acoustic Signal Enhancement Using Relative Harmonic Coefficients: Spherical Harmonics Domain Approach","display_name":"Acoustic Signal Enhancement Using Relative Harmonic Coefficients: Spherical Harmonics Domain Approach","publication_year":2020,"publication_date":"2020-10-25","ids":{"openalex":"https://openalex.org/W3094665499","doi":"https://doi.org/10.21437/interspeech.2020-2316","mag":"3094665499"},"language":"en","primary_location":{"id":"doi:10.21437/interspeech.2020-2316","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2020-2316","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2020","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/A5012959870","display_name":"Yonggang Hu","orcid":"https://orcid.org/0000-0003-0414-8697"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yonggang Hu","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058898992","display_name":"Prasanga N. Samarasinghe","orcid":"https://orcid.org/0000-0002-5589-4203"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Prasanga N. Samarasinghe","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5003018152","display_name":"Thushara D. Abhayapala","orcid":"https://orcid.org/0000-0001-6937-7218"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Thushara D. Abhayapala","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.1204,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.76791277,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"5076","last_page":"5080"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9878000020980835,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9769999980926514,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/harmonics","display_name":"Harmonics","score":0.7348144054412842},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.634268581867218},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.604723334312439},{"id":"https://openalex.org/keywords/spherical-harmonics","display_name":"Spherical harmonics","score":0.5432388186454773},{"id":"https://openalex.org/keywords/harmonic","display_name":"Harmonic","score":0.5059964060783386},{"id":"https://openalex.org/keywords/harmonic-analysis","display_name":"Harmonic analysis","score":0.4859067499637604},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.47257888317108154},{"id":"https://openalex.org/keywords/time-domain","display_name":"Time domain","score":0.4159679114818573},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.34049272537231445},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3190298080444336},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.288760244846344},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.2143256962299347},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.16947659850120544},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.14411601424217224},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.13504227995872498}],"concepts":[{"id":"https://openalex.org/C188414643","wikidata":"https://www.wikidata.org/wiki/Q3001183","display_name":"Harmonics","level":3,"score":0.7348144054412842},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.634268581867218},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.604723334312439},{"id":"https://openalex.org/C3768446","wikidata":"https://www.wikidata.org/wiki/Q877100","display_name":"Spherical harmonics","level":2,"score":0.5432388186454773},{"id":"https://openalex.org/C127934551","wikidata":"https://www.wikidata.org/wiki/Q1148098","display_name":"Harmonic","level":2,"score":0.5059964060783386},{"id":"https://openalex.org/C131770355","wikidata":"https://www.wikidata.org/wiki/Q876215","display_name":"Harmonic analysis","level":2,"score":0.4859067499637604},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.47257888317108154},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.4159679114818573},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.34049272537231445},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3190298080444336},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.288760244846344},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.2143256962299347},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.16947659850120544},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.14411601424217224},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13504227995872498},{"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.21437/interspeech.2020-2316","is_oa":false,"landing_page_url":"https://doi.org/10.21437/interspeech.2020-2316","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Interspeech 2020","raw_type":"proceedings-article"},{"id":"pmh:oai:openresearch-repository.anu.edu.au:1885/311728","is_oa":false,"landing_page_url":"http://hdl.handle.net/1885/311728","pdf_url":null,"source":{"id":"https://openalex.org/S4306402539","display_name":"ANU Open Research (Australian National University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I118347636","host_organization_name":"Australian National University","host_organization_lineage":["https://openalex.org/I118347636"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"21st Annual Conference of the International Speech Communication Association (INTERSPEECH 2020): Cognitive Intelligence for Speech Processing","raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.5600000023841858,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2026048727","https://openalex.org/W2525517395","https://openalex.org/W1970875790","https://openalex.org/W2162458593","https://openalex.org/W2125960862","https://openalex.org/W2031753233","https://openalex.org/W2543604558","https://openalex.org/W2143833827","https://openalex.org/W2536922071","https://openalex.org/W2144460627"],"abstract_inverted_index":{"Over":[0],"recent":[1],"years,":[2],"spatial":[3,79],"acoustic":[4,39],"signal":[5,40],"processing":[6],"using":[7],"higher":[8,59],"order":[9,60],"microphone":[10,61],"arrays":[11],"in":[12,43,94],"the":[13,32,52,89],"spherical":[14,54],"harmonics":[15],"domain":[16],"has":[17],"been":[18],"a":[19,26,70,85],"popular":[20],"research":[21],"topic.":[22],"This":[23,46],"paper":[24],"uses":[25],"recently":[27],"introduced":[28],"source":[29],"feature":[30],"called":[31],"relative":[33],"harmonic":[34,55],"coefficients":[35,56],"to":[36,50],"develop":[37],"an":[38],"enhancement":[41],"approach":[42,93],"noisy":[44,58,97],"environments.":[45,98],"proposed":[47],"method":[48],"enables":[49],"extract":[51],"clean":[53],"from":[57],"recordings.":[62],"Hence,":[63],"this":[64,92],"technique":[65],"can":[66],"be":[67],"used":[68],"as":[69],"pre-processing":[71],"tool":[72],"for":[73],"noise-free":[74],"measurements":[75],"required":[76],"by":[77],"many":[78],"audio":[80],"applications.":[81],"We":[82],"finally":[83],"present":[84],"simulation":[86],"study":[87],"analyzing":[88],"performance":[90],"of":[91],"far":[95],"field":[96]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}