{"id":"https://openalex.org/W7165662785","doi":"https://doi.org/10.48550/arxiv.2606.21854","title":"ESPnet3: Infrastructure for Scalable Speech and Audio Research in the Foundation Model Era","display_name":"ESPnet3: Infrastructure for Scalable Speech and Audio Research in the Foundation Model Era","publication_year":2026,"publication_date":"2026-06-20","ids":{"openalex":"https://openalex.org/W7165662785","doi":"https://doi.org/10.48550/arxiv.2606.21854"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2606.21854","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.21854","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2606.21854","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5030925462","display_name":"Masao Someki","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Someki, Masao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139133940","display_name":"Alexander Polok","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Polok, Alexander","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139162616","display_name":"Carlos Carvalho","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Carvalho, Carlos","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069664539","display_name":"Chyi-Jiunn Lin","orcid":"https://orcid.org/0000-0002-2447-9330"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Lin, Chyi-Jiunn","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5136434025","display_name":"D Yang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yang, Da-Hee","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139212591","display_name":"Jiatong Shi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shi, Jiatong","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068192693","display_name":"Jinchuan Tian","orcid":"https://orcid.org/0000-0002-2129-471X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tian, Jinchuan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004736242","display_name":"Nelson Enrique Yalta Soplin","orcid":"https://orcid.org/0000-0001-7907-0076"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Soplin, Nelson Enrique Yalta","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139169662","display_name":"Samuele Cornell","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cornell, Samuele","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047892839","display_name":"Siddhant Arora","orcid":"https://orcid.org/0000-0003-0375-496X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Arora, Siddhant","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5135149182","display_name":"Francisco Teixeira","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Teixeira, Francisco","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139154443","display_name":"Wei Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wang, Wei","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139182584","display_name":"William Chen","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chen, William","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5134176071","display_name":"Alberto Abad","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Abad, Alberto","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139165036","display_name":"Chenda Li","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Li, Chenda","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059482281","display_name":"S Watanabe","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Watanabe, Shinji","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5139214428","display_name":"Wangyou Zhang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhang, Wangyou","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.17900000512599945,"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.17900000512599945,"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"}},{"id":"https://openalex.org/T12535","display_name":"Machine Learning and Data Classification","score":0.07970000058412552,"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"}},{"id":"https://openalex.org/T10181","display_name":"Natural Language Processing Techniques","score":0.0737999975681305,"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/scalability","display_name":"Scalability","score":0.7213000059127808},{"id":"https://openalex.org/keywords/abstraction","display_name":"Abstraction","score":0.6251000165939331},{"id":"https://openalex.org/keywords/modular-design","display_name":"Modular design","score":0.621399998664856},{"id":"https://openalex.org/keywords/architecture","display_name":"Architecture","score":0.39910000562667847},{"id":"https://openalex.org/keywords/systems-architecture","display_name":"Systems architecture","score":0.3140000104904175}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7795000076293945},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.7213000059127808},{"id":"https://openalex.org/C124304363","wikidata":"https://www.wikidata.org/wiki/Q673661","display_name":"Abstraction","level":2,"score":0.6251000165939331},{"id":"https://openalex.org/C101468663","wikidata":"https://www.wikidata.org/wiki/Q1620158","display_name":"Modular design","level":2,"score":0.621399998664856},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.4115000069141388},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.39910000562667847},{"id":"https://openalex.org/C98025372","wikidata":"https://www.wikidata.org/wiki/Q477538","display_name":"Systems architecture","level":3,"score":0.3140000104904175},{"id":"https://openalex.org/C2780966255","wikidata":"https://www.wikidata.org/wiki/Q5474306","display_name":"Foundation (evidence)","level":2,"score":0.3093000054359436},{"id":"https://openalex.org/C168167062","wikidata":"https://www.wikidata.org/wiki/Q1117970","display_name":"Component (thermodynamics)","level":2,"score":0.2971000075340271},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.295199990272522},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.26010000705718994},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.25690001249313354}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2606.21854","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.21854","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2606.21854","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.21854","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[{"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9","score":0.6503180861473083}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Recent":[0],"speech":[1,28],"research":[2,31],"involves":[3],"increasingly":[4],"large":[5],"datasets,":[6],"complex":[7],"models,":[8],"and":[9,29,43,56,86,100,120],"diverse":[10],"experimental":[11],"workflows.":[12,46],"However,":[13],"existing":[14],"frameworks":[15],"require":[16],"substantial":[17],"engineering":[18],"effort":[19],"to":[20,84],"support":[21],"such":[22],"experiments.":[23],"We":[24],"present":[25],"ESPnet3,":[26],"a":[27,35,49],"audio":[30],"framework":[32],"built":[33],"on":[34],"modular":[36],"system":[37],"architecture":[38],"with":[39,105,117],"configuration-driven":[40],"dataset":[41,54,57],"composition":[42],"unified":[44],"Python-based":[45],"ESPnet3":[47,75,112],"introduces":[48],"DataOrganizer":[50],"abstraction":[51],"for":[52,59],"flexible":[53],"integration":[55],"sharding":[58],"memory-efficient":[60],"large-scale":[61],"training,":[62],"while":[63],"allowing":[64],"recipe-specific":[65],"logic":[66],"through":[67],"lightweight":[68],"stage":[69],"overrides.":[70],"In":[71],"OWSM":[72],"pre-training":[73],"experiments,":[74],"reduces":[76],"per-epoch":[77],"training":[78,121],"time":[79],"by":[80],"\\emph{21.1":[81],"minutes}":[82],"compared":[83],"ESPnet2":[85],"achieves":[87],"\\emph{>80\\%":[88],"GPU":[89],"utilization}":[90],"in":[91],"multi-node":[92],"training.":[93],"Fine-tuning":[94],"experiments":[95],"show":[96],"that":[97],"new":[98],"models":[99],"datasets":[101],"can":[102],"be":[103,114],"integrated":[104],"around":[106],"\\emph{46":[107],"lines":[108],"of":[109],"additional":[110],"code}.":[111],"will":[113],"publicly":[115],"released":[116],"model":[118],"checkpoints":[119],"logs.":[122]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2026-06-24T00:00:00"}