{"id":"https://openalex.org/W2936625058","doi":"https://doi.org/10.1186/s13636-019-0148-x","title":"Loudness stability of binaural sound with spherical harmonic representation of sparse head-related transfer functions","display_name":"Loudness stability of binaural sound with spherical harmonic representation of sparse head-related transfer functions","publication_year":2019,"publication_date":"2019-03-15","ids":{"openalex":"https://openalex.org/W2936625058","doi":"https://doi.org/10.1186/s13636-019-0148-x","mag":"2936625058"},"language":"en","primary_location":{"id":"doi:10.1186/s13636-019-0148-x","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13636-019-0148-x","pdf_url":"https://asmp-eurasipjournals.springeropen.com/track/pdf/10.1186/s13636-019-0148-x","source":{"id":"https://openalex.org/S19605986","display_name":"EURASIP Journal on Audio Speech and Music Processing","issn_l":"1687-4714","issn":["1687-4714","1687-4722"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Audio, Speech, and Music Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asmp-eurasipjournals.springeropen.com/track/pdf/10.1186/s13636-019-0148-x","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5051921786","display_name":"Zamir Ben-Hur","orcid":"https://orcid.org/0000-0002-7476-771X"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":true,"raw_author_name":"Zamir Ben-Hur","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be\u2019er Sheva, 84105, Israel","Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be'er Sheva, 84105, Israel"],"raw_orcid":"https://orcid.org/0000-0002-7476-771X","affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be\u2019er Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be'er Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060129632","display_name":"David Lou Alon","orcid":null},"institutions":[{"id":"https://openalex.org/I4210114444","display_name":"Meta (United States)","ror":"https://ror.org/01zbnvs85","country_code":"US","type":"company","lineage":["https://openalex.org/I4210114444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Lou Alon","raw_affiliation_strings":["Oculus and Facebook, 1 Hacker Way, Menlo Park, 94025, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oculus and Facebook, 1 Hacker Way, Menlo Park, 94025, CA, USA","institution_ids":["https://openalex.org/I4210114444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019518606","display_name":"Boaz Rafaely","orcid":"https://orcid.org/0000-0002-6819-9250"},"institutions":[{"id":"https://openalex.org/I124227911","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982","country_code":"IL","type":"education","lineage":["https://openalex.org/I124227911"]}],"countries":["IL"],"is_corresponding":false,"raw_author_name":"Boaz Rafaely","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be\u2019er Sheva, 84105, Israel","Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be'er Sheva, 84105, Israel"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be\u2019er Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Ben-Gurion University of the Negev, Be'er Sheva, 84105, Israel","institution_ids":["https://openalex.org/I124227911"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021251100","display_name":"Ravish Mehra","orcid":null},"institutions":[{"id":"https://openalex.org/I4210114444","display_name":"Meta (United States)","ror":"https://ror.org/01zbnvs85","country_code":"US","type":"company","lineage":["https://openalex.org/I4210114444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ravish Mehra","raw_affiliation_strings":["Oculus and Facebook, 1 Hacker Way, Menlo Park, 94025, CA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Oculus and Facebook, 1 Hacker Way, Menlo Park, 94025, CA, USA","institution_ids":["https://openalex.org/I4210114444"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5051921786"],"corresponding_institution_ids":["https://openalex.org/I124227911"],"apc_list":{"value":1115,"currency":"GBP","value_usd":1367},"apc_paid":{"value":1115,"currency":"GBP","value_usd":1367},"fwci":2.8663,"has_fulltext":true,"cited_by_count":33,"citation_normalized_percentile":{"value":0.90763645,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"2019","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9993000030517578,"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":0.9983000159263611,"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/binaural-recording","display_name":"Binaural recording","score":0.9206399917602539},{"id":"https://openalex.org/keywords/loudness","display_name":"Loudness","score":0.795954704284668},{"id":"https://openalex.org/keywords/aliasing","display_name":"Aliasing","score":0.692066490650177},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6555991768836975},{"id":"https://openalex.org/keywords/spherical-harmonics","display_name":"Spherical harmonics","score":0.6033198833465576},{"id":"https://openalex.org/keywords/transfer-function","display_name":"Transfer function","score":0.5715354084968567},{"id":"https://openalex.org/keywords/stability","display_name":"Stability (learning theory)","score":0.47740235924720764},{"id":"https://openalex.org/keywords/virtual-reality","display_name":"Virtual reality","score":0.460791677236557},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4569145143032074},{"id":"https://openalex.org/keywords/truncation-error","display_name":"Truncation error","score":0.4470868408679962},{"id":"https://openalex.org/keywords/truncation","display_name":"Truncation (statistics)","score":0.44207000732421875},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.43429049849510193},{"id":"https://openalex.org/keywords/head-related-transfer-function","display_name":"Head-related transfer function","score":0.43155914545059204},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.4172712564468384},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3910486698150635},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3077191412448883},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2819090187549591},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.26371365785598755},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11305144429206848}],"concepts":[{"id":"https://openalex.org/C201247586","wikidata":"https://www.wikidata.org/wiki/Q5612967","display_name":"Binaural recording","level":2,"score":0.9206399917602539},{"id":"https://openalex.org/C79018884","wikidata":"https://www.wikidata.org/wiki/Q622324","display_name":"Loudness","level":2,"score":0.795954704284668},{"id":"https://openalex.org/C4069607","wikidata":"https://www.wikidata.org/wiki/Q868732","display_name":"Aliasing","level":3,"score":0.692066490650177},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6555991768836975},{"id":"https://openalex.org/C3768446","wikidata":"https://www.wikidata.org/wiki/Q877100","display_name":"Spherical harmonics","level":2,"score":0.6033198833465576},{"id":"https://openalex.org/C81299745","wikidata":"https://www.wikidata.org/wiki/Q334269","display_name":"Transfer function","level":2,"score":0.5715354084968567},{"id":"https://openalex.org/C112972136","wikidata":"https://www.wikidata.org/wiki/Q7595718","display_name":"Stability (learning theory)","level":2,"score":0.47740235924720764},{"id":"https://openalex.org/C194969405","wikidata":"https://www.wikidata.org/wiki/Q170519","display_name":"Virtual reality","level":2,"score":0.460791677236557},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4569145143032074},{"id":"https://openalex.org/C104942944","wikidata":"https://www.wikidata.org/wiki/Q3434686","display_name":"Truncation error","level":2,"score":0.4470868408679962},{"id":"https://openalex.org/C106195933","wikidata":"https://www.wikidata.org/wiki/Q7847935","display_name":"Truncation (statistics)","level":2,"score":0.44207000732421875},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.43429049849510193},{"id":"https://openalex.org/C151382886","wikidata":"https://www.wikidata.org/wiki/Q1432854","display_name":"Head-related transfer function","level":3,"score":0.43155914545059204},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.4172712564468384},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3910486698150635},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3077191412448883},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2819090187549591},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.26371365785598755},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11305144429206848},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","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/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","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/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C136536468","wikidata":"https://www.wikidata.org/wiki/Q1225894","display_name":"Undersampling","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1186/s13636-019-0148-x","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13636-019-0148-x","pdf_url":"https://asmp-eurasipjournals.springeropen.com/track/pdf/10.1186/s13636-019-0148-x","source":{"id":"https://openalex.org/S19605986","display_name":"EURASIP Journal on Audio Speech and Music Processing","issn_l":"1687-4714","issn":["1687-4714","1687-4722"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Audio, Speech, and Music Processing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:b2b32c52740f4870aef2cd3406b6680f","is_oa":true,"landing_page_url":"https://doaj.org/article/b2b32c52740f4870aef2cd3406b6680f","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"EURASIP Journal on Audio, Speech, and Music Processing, Vol 2019, Iss 1, Pp 1-14 (2019)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1186/s13636-019-0148-x","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s13636-019-0148-x","pdf_url":"https://asmp-eurasipjournals.springeropen.com/track/pdf/10.1186/s13636-019-0148-x","source":{"id":"https://openalex.org/S19605986","display_name":"EURASIP Journal on Audio Speech and Music Processing","issn_l":"1687-4714","issn":["1687-4714","1687-4722"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Audio, Speech, and Music Processing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320308737","display_name":"Facebook","ror":"https://ror.org/01zbnvs85"},{"id":"https://openalex.org/F4320323051","display_name":"Ben-Gurion University of the Negev","ror":"https://ror.org/05tkyf982"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2936625058.pdf","grobid_xml":"https://content.openalex.org/works/W2936625058.grobid-xml"},"referenced_works_count":61,"referenced_works":["https://openalex.org/W4833242","https://openalex.org/W1494662055","https://openalex.org/W1498642721","https://openalex.org/W1499903614","https://openalex.org/W1510060937","https://openalex.org/W1519334917","https://openalex.org/W1571357728","https://openalex.org/W1581848821","https://openalex.org/W1583969828","https://openalex.org/W1641915153","https://openalex.org/W1805381866","https://openalex.org/W1932509224","https://openalex.org/W1963527011","https://openalex.org/W1980215237","https://openalex.org/W1985132689","https://openalex.org/W1998944977","https://openalex.org/W2002475465","https://openalex.org/W2006053431","https://openalex.org/W2006144938","https://openalex.org/W2007147612","https://openalex.org/W2009896906","https://openalex.org/W2022569824","https://openalex.org/W2028075876","https://openalex.org/W2028115554","https://openalex.org/W2032418235","https://openalex.org/W2038008722","https://openalex.org/W2039845456","https://openalex.org/W2043303163","https://openalex.org/W2048909388","https://openalex.org/W2064233625","https://openalex.org/W2072813844","https://openalex.org/W2086461524","https://openalex.org/W2087255259","https://openalex.org/W2091779588","https://openalex.org/W2105808261","https://openalex.org/W2114402068","https://openalex.org/W2140889287","https://openalex.org/W2147996290","https://openalex.org/W2160525176","https://openalex.org/W2163344649","https://openalex.org/W2171834532","https://openalex.org/W2172035820","https://openalex.org/W2287444219","https://openalex.org/W2316102541","https://openalex.org/W2319794630","https://openalex.org/W2494085323","https://openalex.org/W2535255545","https://openalex.org/W2552309665","https://openalex.org/W2563659825","https://openalex.org/W2582521406","https://openalex.org/W2621337988","https://openalex.org/W2766182494","https://openalex.org/W2778579628","https://openalex.org/W2789390528","https://openalex.org/W2801996433","https://openalex.org/W2889882192","https://openalex.org/W2913480313","https://openalex.org/W2995136929","https://openalex.org/W3024018030","https://openalex.org/W4285719527","https://openalex.org/W6746876161"],"related_works":["https://openalex.org/W2015882865","https://openalex.org/W2046664308","https://openalex.org/W4283732567","https://openalex.org/W2155628655","https://openalex.org/W1970010277","https://openalex.org/W2521111370","https://openalex.org/W1850459030","https://openalex.org/W2626678749","https://openalex.org/W2900998305","https://openalex.org/W2901676208"],"abstract_inverted_index":{"In":[0,36,123],"response":[1],"to":[2,38,80,119,190],"renewed":[3],"interest":[4],"in":[5],"virtual":[6,25,159],"and":[7,23,58,143],"augmented":[8],"reality,":[9],"the":[10,63,82,94,106,112,126,133,153,158,182,186],"need":[11],"for":[12],"high-quality":[13],"spatial":[14,47,90,100,121],"audio":[15],"systems":[16],"has":[17],"emerged.":[18],"The":[19,146],"reproduction":[20],"of":[21,46,65,89,96,128,149,157,178],"immersive":[22],"realistic":[24],"sound":[26,160],"requires":[27,56],"high":[28],"resolution":[29],"individualized":[30,41],"head-related":[31],"transfer":[32],"function":[33],"(HRTF)":[34],"sets.":[35],"order":[37],"acquire":[39],"an":[40,170],"HRTF,":[42],"a":[43,53,85,109,175],"large":[44],"number":[45,88,95],"measurements":[48],"are":[49],"needed.":[50],"However,":[51],"such":[52],"measurement":[54,130],"process":[55],"expensive":[57],"specialized":[59],"equipment,":[60],"which":[61],"motivates":[62],"use":[64],"sparsely":[66],"measured":[67],"HRTFs.":[68],"Previous":[69],"studies":[70],"have":[71],"demonstrated":[72],"that":[73],"spherical":[74],"harmonics":[75],"(SH)":[76],"can":[77],"be":[78,116],"used":[79],"reconstruct":[81],"HRTFs":[83],"from":[84],"relatively":[86],"small":[87],"samples,":[91],"but":[92],"reducing":[93],"samples":[97],"may":[98],"produce":[99],"aliasing":[101,142,188],"error.":[102],"Furthermore,":[103],"by":[104,139,169],"measuring":[105],"HRTF":[107],"on":[108,132,152,181],"sparse":[110,129],"grid":[111],"SH":[113],"representation":[114],"will":[115],"order-limited,":[117],"leading":[118],"constrained":[120],"resolution.":[122],"this":[124,193],"paper,":[125],"effect":[127,148,177],"grids":[131],"reproduced":[134],"binaural":[135],"signal":[136],"is":[137,162],"studied":[138,163],"analyzing":[140],"both":[141],"truncation":[144,179],"errors.":[145],"expected":[147],"these":[150],"errors":[151],"perceived":[154],"loudness":[155,183],"stability":[156],"source":[161],"theoretically,":[164],"as":[165,167],"well":[166],"perceptually":[168],"experimental":[171],"investigation.":[172],"Results":[173],"indicate":[174],"substantial":[176],"error":[180],"stability,":[184],"while":[185],"added":[187],"seems":[189],"significantly":[191],"reduce":[192],"effect.":[194]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":10},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":5}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}