{"id":"https://openalex.org/W7170147048","doi":"https://doi.org/10.1145/3811242.3819092","title":"Frugal Voice: Offline Community\u2013Governed Speech Models for the Soliga Tribe in Karnataka","display_name":"Frugal Voice: Offline Community\u2013Governed Speech Models for the Soliga Tribe in Karnataka","publication_year":2026,"publication_date":"2026-07-23","ids":{"openalex":"https://openalex.org/W7170147048","doi":"https://doi.org/10.1145/3811242.3819092"},"language":null,"primary_location":{"id":"doi:10.1145/3811242.3819092","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3811242.3819092","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2026 ACM SIGCAS/SIGCHI Conference on Computing and Sustainable Societies","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1145/3811242.3819092","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5003877496","display_name":"Sarbani Banerjee Belur","orcid":null},"institutions":[{"id":"https://openalex.org/I4210152718","display_name":"Indian Institute of Technology Dharwad","ror":"https://ror.org/0509djg30","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152718"]},{"id":"https://openalex.org/I4387153068","display_name":"Indian Institute of Information Technology Dharwad","ror":"https://ror.org/0237jt454","country_code":null,"type":"education","lineage":["https://openalex.org/I4387153068"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sarbani Banerjee Belur","raw_affiliation_strings":["IIIT Dharwad, Dharwad, India"],"raw_orcid":"https://orcid.org/0000-0002-2437-6489","affiliations":[{"raw_affiliation_string":"IIIT Dharwad, Dharwad, India","institution_ids":["https://openalex.org/I4210152718","https://openalex.org/I4387153068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5143485356","display_name":"Nandha Sathiaseelan","orcid":"https://orcid.org/0009-0000-0549-5936"},"institutions":[{"id":"https://openalex.org/I4210122507","display_name":"The Sixth Form College Colchester","ror":"https://ror.org/039da5s33","country_code":"GB","type":"education","lineage":["https://openalex.org/I4210122507"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Nandha Sathiaseelan","raw_affiliation_strings":["Hills Road Sixth Form College, Cambridge, United Kingdom"],"raw_orcid":"https://orcid.org/0009-0000-0549-5936","affiliations":[{"raw_affiliation_string":"Hills Road Sixth Form College, Cambridge, United Kingdom","institution_ids":["https://openalex.org/I4210122507"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5093311695","display_name":"Prashant Bannulmath","orcid":"https://orcid.org/0009-0001-0942-7823"},"institutions":[{"id":"https://openalex.org/I4210152718","display_name":"Indian Institute of Technology Dharwad","ror":"https://ror.org/0509djg30","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152718"]},{"id":"https://openalex.org/I4387153068","display_name":"Indian Institute of Information Technology Dharwad","ror":"https://ror.org/0237jt454","country_code":null,"type":"education","lineage":["https://openalex.org/I4387153068"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Prashant Bannulmath","raw_affiliation_strings":["IIIT Dharwad, Dharwad, India"],"raw_orcid":"https://orcid.org/0009-0001-0942-7823","affiliations":[{"raw_affiliation_string":"IIIT Dharwad, Dharwad, India","institution_ids":["https://openalex.org/I4210152718","https://openalex.org/I4387153068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028877298","display_name":"Sunil Saumya","orcid":"https://orcid.org/0000-0002-9555-9434"},"institutions":[{"id":"https://openalex.org/I4210152718","display_name":"Indian Institute of Technology Dharwad","ror":"https://ror.org/0509djg30","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152718"]},{"id":"https://openalex.org/I4387153068","display_name":"Indian Institute of Information Technology Dharwad","ror":"https://ror.org/0237jt454","country_code":null,"type":"education","lineage":["https://openalex.org/I4387153068"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sunil Saumya","raw_affiliation_strings":["IIIT Dharwad, Dharwad, India"],"raw_orcid":"https://orcid.org/0000-0002-9555-9434","affiliations":[{"raw_affiliation_string":"IIIT Dharwad, Dharwad, India","institution_ids":["https://openalex.org/I4210152718","https://openalex.org/I4387153068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014830683","display_name":"Shruti Maralappanavar","orcid":null},"institutions":[{"id":"https://openalex.org/I4210152718","display_name":"Indian Institute of Technology Dharwad","ror":"https://ror.org/0509djg30","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152718"]},{"id":"https://openalex.org/I4387153068","display_name":"Indian Institute of Information Technology Dharwad","ror":"https://ror.org/0237jt454","country_code":null,"type":"education","lineage":["https://openalex.org/I4387153068"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Shruti Maralappanavar","raw_affiliation_strings":["IIIT Dharwad, Dharwad, India"],"raw_orcid":"https://orcid.org/0000-0003-1293-3070","affiliations":[{"raw_affiliation_string":"IIIT Dharwad, Dharwad, India","institution_ids":["https://openalex.org/I4210152718","https://openalex.org/I4387153068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108978346","display_name":"K T Deepak","orcid":null},"institutions":[{"id":"https://openalex.org/I4210152718","display_name":"Indian Institute of Technology Dharwad","ror":"https://ror.org/0509djg30","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152718"]},{"id":"https://openalex.org/I4387153068","display_name":"Indian Institute of Information Technology Dharwad","ror":"https://ror.org/0237jt454","country_code":null,"type":"education","lineage":["https://openalex.org/I4387153068"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Deepak K T","raw_affiliation_strings":["IIIT Dharwad, Dharwad, India"],"raw_orcid":"https://orcid.org/0000-0003-2162-2776","affiliations":[{"raw_affiliation_string":"IIIT Dharwad, Dharwad, India","institution_ids":["https://openalex.org/I4210152718","https://openalex.org/I4387153068"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052129812","display_name":"S. R. Mahadeva Prasanna","orcid":"https://orcid.org/0000-0002-8135-7938"},"institutions":[{"id":"https://openalex.org/I4210152718","display_name":"Indian Institute of Technology Dharwad","ror":"https://ror.org/0509djg30","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210152718"]},{"id":"https://openalex.org/I4387153068","display_name":"Indian Institute of Information Technology Dharwad","ror":"https://ror.org/0237jt454","country_code":null,"type":"education","lineage":["https://openalex.org/I4387153068"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S R Mahadeva Prasanna","raw_affiliation_strings":["IIIT Dharwad, Dharwad, India"],"raw_orcid":"https://orcid.org/0000-0002-8135-7938","affiliations":[{"raw_affiliation_string":"IIIT Dharwad, Dharwad, India","institution_ids":["https://openalex.org/I4210152718","https://openalex.org/I4387153068"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040566312","display_name":"Arjuna Sathiaseelan","orcid":"https://orcid.org/0000-0003-4796-9006"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Arjuna Sathiaseelan","raw_affiliation_strings":["Cambridge Judge Business School, Cambridge, United Kingdom"],"raw_orcid":"https://orcid.org/0000-0003-4796-9006","affiliations":[{"raw_affiliation_string":"Cambridge Judge Business School, Cambridge, United Kingdom","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"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":"447","last_page":"456"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":null,"topics":[],"keywords":[{"id":"https://openalex.org/keywords/tribe","display_name":"Tribe","score":0.708299994468689},{"id":"https://openalex.org/keywords/language-model","display_name":"Language model","score":0.5666999816894531},{"id":"https://openalex.org/keywords/word-error-rate","display_name":"Word error rate","score":0.524399995803833},{"id":"https://openalex.org/keywords/word","display_name":"Word (group theory)","score":0.4246000051498413},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.39579999446868896},{"id":"https://openalex.org/keywords/bridge","display_name":"Bridge (graph theory)","score":0.3531000018119812},{"id":"https://openalex.org/keywords/pipeline","display_name":"Pipeline (software)","score":0.34060001373291016}],"concepts":[{"id":"https://openalex.org/C2779121571","wikidata":"https://www.wikidata.org/wiki/Q133311","display_name":"Tribe","level":2,"score":0.708299994468689},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6887000203132629},{"id":"https://openalex.org/C137293760","wikidata":"https://www.wikidata.org/wiki/Q3621696","display_name":"Language model","level":2,"score":0.5666999816894531},{"id":"https://openalex.org/C40969351","wikidata":"https://www.wikidata.org/wiki/Q3516228","display_name":"Word error rate","level":2,"score":0.524399995803833},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.48399999737739563},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4278999865055084},{"id":"https://openalex.org/C90805587","wikidata":"https://www.wikidata.org/wiki/Q10944557","display_name":"Word (group theory)","level":2,"score":0.4246000051498413},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.39579999446868896},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3716000020503998},{"id":"https://openalex.org/C100776233","wikidata":"https://www.wikidata.org/wiki/Q2532492","display_name":"Bridge (graph theory)","level":2,"score":0.3531000018119812},{"id":"https://openalex.org/C43521106","wikidata":"https://www.wikidata.org/wiki/Q2165493","display_name":"Pipeline (software)","level":2,"score":0.34060001373291016},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.3156000077724457},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.3109000027179718},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.2881999909877777},{"id":"https://openalex.org/C162307627","wikidata":"https://www.wikidata.org/wiki/Q204833","display_name":"Enhanced Data Rates for GSM Evolution","level":2,"score":0.27649998664855957},{"id":"https://openalex.org/C67186912","wikidata":"https://www.wikidata.org/wiki/Q367664","display_name":"Data modeling","level":2,"score":0.2678000032901764},{"id":"https://openalex.org/C133462117","wikidata":"https://www.wikidata.org/wiki/Q4929239","display_name":"Data collection","level":2,"score":0.26080000400543213},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.25369998812675476},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.25119999051094055}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3811242.3819092","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3811242.3819092","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2026 ACM SIGCAS/SIGCHI Conference on Computing and Sustainable Societies","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3811242.3819092","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3811242.3819092","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2026 ACM SIGCAS/SIGCHI Conference on Computing and Sustainable Societies","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W2896422817","https://openalex.org/W2995022099","https://openalex.org/W7131780760"],"related_works":[],"abstract_inverted_index":{"Low-resource":[0],"and":[1,21,32,39,51,64,99,111,119,135,143,146,182,189,213],"tribal":[2,69],"languages":[3,20],"in":[4,71,85],"India":[5],"are":[6,27,58,75],"at":[7],"acute":[8],"risk":[9],"of":[10,46,56,67,90,140,166,180,187],"digital":[11,102],"extinction":[12],"because":[13],"contemporary":[14],"language":[15,93],"technologies":[16],"overwhelmingly":[17],"target":[18],"high-resource":[19],"centralized,":[22],"cloud-hosted":[23],"large":[24,44],"models":[25,117],"that":[26,151,190],"expensive":[28],"to":[29],"train,":[30],"deploy,":[31],"adapt.":[33],"Centralized":[34],"automatic":[35],"speech":[36],"recognition":[37],"(ASR)":[38],"text-to-speech":[40],"(TTS)":[41],"pipelines":[42],"require":[43],"amounts":[45],"labelled":[47],"data,":[48],"stable":[49],"connectivity,":[50],"significant":[52],"compute":[53],"resources,":[54],"all":[55],"which":[57,101],"misaligned":[59],"with":[60,118,162],"the":[61,79,86,121,197],"infrastructural":[62],"realities":[63],"socio-economic":[65],"conditions":[66],"many":[68],"communities":[70],"India.":[72],"These":[73],"constraints":[74],"particularly":[76],"visible":[77],"for":[78,100,113,120],"Soliga":[80,122,167],"community,":[81],"a":[82,108,169,175,191],"Dravidian-language-speaking":[83],"tribe":[84,123],"Biligiri":[87],"Rangaswamy":[88],"Hills":[89],"Karnataka,":[91],"whose":[92],"has":[94],"no":[95],"widely":[96],"used":[97],"script":[98],"resources":[103],"remain":[104],"scarce.":[105],"We":[106],"present":[107],"socio-technical":[109],"framework":[110,130],"prototype":[112],"building":[114],"low-cost":[115,154],"voice":[116],"using":[124],"offline,":[125],"edge-based":[126],"federated":[127,192],"learning.":[128],"The":[129],"combines":[131],"community-governed":[132],"data":[133,211],"collection":[134],"consent":[136],"processes,":[137],"on-device":[138],"training":[139],"compact":[141],"ASR":[142],"keyword-spotting":[144],"models,":[145],"an":[147],"intermittent-connectivity":[148],"aggregation":[149],"protocol":[150],"runs":[152],"on":[153,196],"edge":[155],"hardware.":[156],"Our":[157],"experiments":[158],"show":[159],"that,":[160],"even":[161],"only":[163],"5":[164],"hours":[165],"speech,":[168],"centralized":[170],"Wav2Vec":[171],"2.0":[172],"baseline":[173],"achieves":[174],"word":[176],"error":[177,184],"rate":[178,185],"(WER)":[179],"37.95%":[181],"character":[183],"(CER)":[186],"11.11%,":[188],"frugal":[193],"architecture":[194],"trained":[195],"same":[198],"small":[199],"corpus":[200],"can":[201],"approach":[202],"this":[203],"performance":[204],"(WER":[205],"44.20%,":[206],"CER":[207],"15.80%)":[208],"while":[209],"keeping":[210],"local":[212],"under":[214],"community":[215],"control.":[216]},"counts_by_year":[],"updated_date":"2026-07-24T06:07:23.975819","created_date":"2026-07-24T00:00:00"}
