{"id":"https://openalex.org/W4409347848","doi":"https://doi.org/10.1609/aaai.v39i23.34624","title":"Representing Sounds as Neural Amplitude Fields: A Benchmark of Coordinate-MLPs and a Fourier Kolmogorov-Arnold Framework","display_name":"Representing Sounds as Neural Amplitude Fields: A Benchmark of Coordinate-MLPs and a Fourier Kolmogorov-Arnold Framework","publication_year":2025,"publication_date":"2025-04-11","ids":{"openalex":"https://openalex.org/W4409347848","doi":"https://doi.org/10.1609/aaai.v39i23.34624"},"language":"en","primary_location":{"id":"doi:10.1609/aaai.v39i23.34624","is_oa":true,"landing_page_url":"https://doi.org/10.1609/aaai.v39i23.34624","pdf_url":"https://ojs.aaai.org/index.php/AAAI/article/download/34624/36779","source":{"id":"https://openalex.org/S4210191458","display_name":"Proceedings of the AAAI Conference on Artificial Intelligence","issn_l":"2159-5399","issn":["2159-5399","2374-3468"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320058","host_organization_name":"Association for the Advancement of Artificial Intelligence","host_organization_lineage":["https://openalex.org/P4310320058"],"host_organization_lineage_names":["Association for the Advancement of Artificial Intelligence"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the AAAI Conference on Artificial Intelligence","raw_type":"journal-article"},"type":"conference-paper","indexed_in":["arxiv","crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://ojs.aaai.org/index.php/AAAI/article/download/34624/36779","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5035530960","display_name":"Linfei Li","orcid":null},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Linfei Li","raw_affiliation_strings":["School of Computer Science and Technology, Tongji University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Tongji University","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100351952","display_name":"Lin Zhang","orcid":"https://orcid.org/0000-0003-3825-4973"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lin Zhang","raw_affiliation_strings":["School of Computer Science and Technology, Tongji University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Tongji University","institution_ids":["https://openalex.org/I116953780"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044894228","display_name":"Zhong Wang","orcid":"https://orcid.org/0000-0002-9968-1234"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhong Wang","raw_affiliation_strings":["Department of Automation, Shanghai Jiao Tong University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Automation, Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100642642","display_name":"Fengyi Zhang","orcid":"https://orcid.org/0000-0002-6261-2171"},"institutions":[{"id":"https://openalex.org/I165143802","display_name":"The University of Queensland","ror":"https://ror.org/00rqy9422","country_code":"AU","type":"education","lineage":["https://openalex.org/I165143802"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Fengyi Zhang","raw_affiliation_strings":["School of Electrical Engineering and Computer Science, The University of Queensland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and Computer Science, The University of Queensland","institution_ids":["https://openalex.org/I165143802"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100665553","display_name":"Zelin Li","orcid":"https://orcid.org/0000-0002-9029-2996"},"institutions":[{"id":"https://openalex.org/I111979921","display_name":"Northwestern University","ror":"https://ror.org/000e0be47","country_code":"US","type":"education","lineage":["https://openalex.org/I111979921"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zelin Li","raw_affiliation_strings":["McCormick School of Engineering, Northwestern University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"McCormick School of Engineering, Northwestern University","institution_ids":["https://openalex.org/I111979921"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021739501","display_name":"Ying Shen","orcid":"https://orcid.org/0000-0002-2966-7955"},"institutions":[{"id":"https://openalex.org/I116953780","display_name":"Tongji University","ror":"https://ror.org/03rc6as71","country_code":"CN","type":"education","lineage":["https://openalex.org/I116953780"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Shen","raw_affiliation_strings":["School of Computer Science and Technology, Tongji University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Tongji University","institution_ids":["https://openalex.org/I116953780"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.04234902,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"39","issue":"23","first_page":"24458","last_page":"24466"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10320","display_name":"Neural Networks and Applications","score":0.9706000089645386,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10320","display_name":"Neural Networks and Applications","score":0.9706000089645386,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/benchmark","display_name":"Benchmark (surveying)","score":0.7233626842498779},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.5752480626106262},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.5727080702781677},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4735141098499298},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.4217027723789215},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.32795095443725586},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2655232548713684},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24540558457374573},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.14584770798683167},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.08071619272232056},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.07492977380752563},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.06924593448638916}],"concepts":[{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.7233626842498779},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.5752480626106262},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5727080702781677},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4735141098499298},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.4217027723789215},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.32795095443725586},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2655232548713684},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24540558457374573},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.14584770798683167},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.08071619272232056},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.07492977380752563},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.06924593448638916}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1609/aaai.v39i23.34624","is_oa":true,"landing_page_url":"https://doi.org/10.1609/aaai.v39i23.34624","pdf_url":"https://ojs.aaai.org/index.php/AAAI/article/download/34624/36779","source":{"id":"https://openalex.org/S4210191458","display_name":"Proceedings of the AAAI Conference on Artificial Intelligence","issn_l":"2159-5399","issn":["2159-5399","2374-3468"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320058","host_organization_name":"Association for the Advancement of Artificial Intelligence","host_organization_lineage":["https://openalex.org/P4310320058"],"host_organization_lineage_names":["Association for the Advancement of Artificial Intelligence"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the AAAI Conference on Artificial Intelligence","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2601.06406","is_oa":true,"landing_page_url":"http://arxiv.org/abs/2601.06406","pdf_url":"https://arxiv.org/pdf/2601.06406","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:ojs.aaai.org:article/34624","is_oa":false,"landing_page_url":"https://ojs.aaai.org/index.php/AAAI/article/view/34624","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"2159-5399","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1609/aaai.v39i23.34624","is_oa":true,"landing_page_url":"https://doi.org/10.1609/aaai.v39i23.34624","pdf_url":"https://ojs.aaai.org/index.php/AAAI/article/download/34624/36779","source":{"id":"https://openalex.org/S4210191458","display_name":"Proceedings of the AAAI Conference on Artificial Intelligence","issn_l":"2159-5399","issn":["2159-5399","2374-3468"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320058","host_organization_name":"Association for the Advancement of Artificial Intelligence","host_organization_lineage":["https://openalex.org/P4310320058"],"host_organization_lineage_names":["Association for the Advancement of Artificial Intelligence"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the AAAI Conference on Artificial Intelligence","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G325248657","display_name":null,"funder_award_id":"21SG23","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G542868747","display_name":null,"funder_award_id":"21SG23","funder_id":"https://openalex.org/F4320321881","funder_display_name":"Shanghai Municipal Education Commission"},{"id":"https://openalex.org/G583652794","display_name":null,"funder_award_id":"62272343","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321659","display_name":"Shanghai Education Development Foundation","ror":"https://ror.org/02kq92y46"},{"id":"https://openalex.org/F4320321881","display_name":"Shanghai Municipal Education Commission","ror":"https://ror.org/05tewj457"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4409347848.pdf","grobid_xml":"https://content.openalex.org/works/W4409347848.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2075666760","https://openalex.org/W1984031140","https://openalex.org/W2034082304","https://openalex.org/W81470468","https://openalex.org/W2264890783","https://openalex.org/W2020378481","https://openalex.org/W1964268922","https://openalex.org/W1968864649","https://openalex.org/W2066908446","https://openalex.org/W2768366820"],"abstract_inverted_index":{"Although":[0],"Coordinate-MLP-based":[1],"implicit":[2,29,191],"neural":[3,30],"representations":[4,193],"have":[5],"excelled":[6],"in":[7,57,162],"representing":[8],"radiance":[9],"fields,":[10],"3D":[11],"shapes,":[12],"and":[13,41,70,92,106,138,150,159,170,187,206],"images,":[14],"their":[15,74],"application":[16],"to":[17,109,128],"audio":[18,58,111,167,177,192,203],"signals":[19,178],"remains":[20],"underexplored.":[21],"To":[22,76],"fill":[23],"this":[24],"gap,":[25],"we":[26,34,50,80],"investigate":[27],"existing":[28],"representations,":[31],"from":[32],"which":[33,103],"extract":[35],"3":[36],"types":[37],"of":[38,132,141,190],"positional":[39,118,157],"encoding":[40,158],"16":[42],"commonly":[43],"used":[44],"activation":[45,160],"functions.":[46],"Through":[47],"combinatorial":[48],"design,":[49],"establish":[51],"the":[52,88,93,114,130,185],"first":[53],"benchmark":[54,62],"for":[55,116,199],"Coordinate-MLPs":[56,65,163],"signal":[59],"representations.":[60],"Our":[61],"reveals":[63],"that":[64],"require":[66],"complex":[67,176],"hyperparameter":[68,181],"tuning":[69],"frequency-dependent":[71],"initialization,":[72],"limiting":[73],"robustness.":[75],"address":[77],"these":[78],"issues,":[79],"propose":[81],"Fourier-ASR,":[82],"a":[83,121],"novel":[84],"framework":[85],"based":[86],"on":[87,147],"Fourier":[89,99],"series":[90],"theorem":[91],"Kolmogorov-Arnold":[94,100],"representation":[95,168],"theorem.":[96],"Fourier-ASR":[97,172],"introduces":[98],"Networks":[101],"(Fourier-KAN),":[102],"leverage":[104],"periodicity":[105],"strong":[107],"nonlinearity":[108],"represent":[110,175],"signals,":[112],"eliminating":[113],"need":[115],"additional":[117],"encoding.":[119],"Furthermore,":[120],"Frequency-adaptive":[122],"Learning":[123],"Strategy":[124],"(FaLS)":[125],"is":[126],"proposed":[127],"enhance":[129],"convergence":[131],"Fourier-KAN":[133],"by":[134],"capturing":[135],"high-frequency":[136],"components":[137],"preventing":[139],"overfitting":[140],"low-frequency":[142],"signals.":[143],"Extensive":[144],"experiments":[145],"conducted":[146],"natural":[148],"speech":[149],"music":[151],"datasets":[152],"reveal":[153],"that:":[154],"(1)":[155],"well-designed":[156],"functions":[161],"can":[164,173],"effectively":[165],"improve":[166],"quality;":[169],"(2)":[171],"robustly":[174],"without":[179],"extensive":[180],"tuning.":[182],"Looking":[183],"ahead,":[184],"continuity":[186],"infinite":[188],"resolution":[189],"make":[194],"our":[195],"research":[196],"highly":[197],"promising":[198],"tasks":[200],"such":[201],"as":[202],"compression,":[204],"synthesis,":[205],"generation.":[207]},"counts_by_year":[],"updated_date":"2026-08-05T07:39:15.569665","created_date":"2025-10-10T00:00:00"}