{"id":"https://openalex.org/W2808081442","doi":"https://doi.org/10.1109/icsda.2017.8384456","title":"Development of a Vietnamese speech recognition system for Viettel call center","display_name":"Development of a Vietnamese speech recognition system for Viettel call center","publication_year":2017,"publication_date":"2017-11-01","ids":{"openalex":"https://openalex.org/W2808081442","doi":"https://doi.org/10.1109/icsda.2017.8384456","mag":"2808081442"},"language":"en","primary_location":{"id":"doi:10.1109/icsda.2017.8384456","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsda.2017.8384456","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 20th Conference of the Oriental Chapter of the International Coordinating Committee on Speech Databases and Speech I/O Systems and Assessment (O-COCOSDA)","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/A5001160212","display_name":"Qu\u1ed1c B\u1ea3o Nguy\u1ec5n","orcid":"https://orcid.org/0000-0001-8172-8578"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Quoc Bao Nguyen","raw_affiliation_strings":["Cyberspace Center, Viettel Group, Vietnam"],"affiliations":[{"raw_affiliation_string":"Cyberspace Center, Viettel Group, Vietnam","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051897589","display_name":"Van Hai","orcid":"https://orcid.org/0000-0002-9554-5171"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Van Hai Do","raw_affiliation_strings":["Cyberspace Center, Viettel Group, Vietnam"],"affiliations":[{"raw_affiliation_string":"Cyberspace Center, Viettel Group, Vietnam","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006545258","display_name":"Ba Quyen Dam","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ba Quyen Dam","raw_affiliation_strings":["Cyberspace Center, Viettel Group, Vietnam"],"affiliations":[{"raw_affiliation_string":"Cyberspace Center, Viettel Group, Vietnam","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5042658727","display_name":"Minh Hung Le","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Minh Hung Le","raw_affiliation_strings":["Cyberspace Center, Viettel Group, Vietnam"],"affiliations":[{"raw_affiliation_string":"Cyberspace Center, Viettel Group, Vietnam","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5001160212"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5851,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.77467078,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"29","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis","score":0.9998999834060669,"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":0.9998999834060669,"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/T10860","display_name":"Speech and Audio Processing","score":0.9976999759674072,"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/T10403","display_name":"Phonetics and Phonology Research","score":0.9958000183105469,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/vietnamese","display_name":"Vietnamese","score":0.8541756272315979},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8173623085021973},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.7898800373077393},{"id":"https://openalex.org/keywords/word-error-rate","display_name":"Word error rate","score":0.6506261825561523},{"id":"https://openalex.org/keywords/artificial-neural-network","display_name":"Artificial neural network","score":0.49834346771240234},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.46188706159591675},{"id":"https://openalex.org/keywords/speech-processing","display_name":"Speech processing","score":0.45840126276016235},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.45478758215904236},{"id":"https://openalex.org/keywords/speech-corpus","display_name":"Speech corpus","score":0.43545883893966675},{"id":"https://openalex.org/keywords/customer-service","display_name":"Customer service","score":0.4173387289047241},{"id":"https://openalex.org/keywords/audio-mining","display_name":"Audio mining","score":0.4127659201622009},{"id":"https://openalex.org/keywords/speech-synthesis","display_name":"Speech synthesis","score":0.4093386232852936},{"id":"https://openalex.org/keywords/voice-activity-detection","display_name":"Voice activity detection","score":0.4079247713088989},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.35828137397766113},{"id":"https://openalex.org/keywords/linguistics","display_name":"Linguistics","score":0.07712918519973755}],"concepts":[{"id":"https://openalex.org/C103621254","wikidata":"https://www.wikidata.org/wiki/Q9199","display_name":"Vietnamese","level":2,"score":0.8541756272315979},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8173623085021973},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7898800373077393},{"id":"https://openalex.org/C40969351","wikidata":"https://www.wikidata.org/wiki/Q3516228","display_name":"Word error rate","level":2,"score":0.6506261825561523},{"id":"https://openalex.org/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"score":0.49834346771240234},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.46188706159591675},{"id":"https://openalex.org/C61328038","wikidata":"https://www.wikidata.org/wiki/Q3358061","display_name":"Speech processing","level":2,"score":0.45840126276016235},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.45478758215904236},{"id":"https://openalex.org/C91863865","wikidata":"https://www.wikidata.org/wiki/Q4349497","display_name":"Speech corpus","level":3,"score":0.43545883893966675},{"id":"https://openalex.org/C2984334869","wikidata":"https://www.wikidata.org/wiki/Q1060653","display_name":"Customer service","level":3,"score":0.4173387289047241},{"id":"https://openalex.org/C157968479","wikidata":"https://www.wikidata.org/wiki/Q3079876","display_name":"Audio mining","level":4,"score":0.4127659201622009},{"id":"https://openalex.org/C14999030","wikidata":"https://www.wikidata.org/wiki/Q16346","display_name":"Speech synthesis","level":2,"score":0.4093386232852936},{"id":"https://openalex.org/C204201278","wikidata":"https://www.wikidata.org/wiki/Q1332614","display_name":"Voice activity detection","level":3,"score":0.4079247713088989},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.35828137397766113},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.07712918519973755},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icsda.2017.8384456","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icsda.2017.8384456","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 20th Conference of the Oriental Chapter of the International Coordinating Committee on Speech Databases and Speech I/O Systems and Assessment (O-COCOSDA)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1524333225","https://openalex.org/W1631260214","https://openalex.org/W1967684049","https://openalex.org/W2021167964","https://openalex.org/W2090755665","https://openalex.org/W2099621636","https://openalex.org/W2102383465","https://openalex.org/W2115035712","https://openalex.org/W2122272452","https://openalex.org/W2128212935","https://openalex.org/W2148154194","https://openalex.org/W2160815625","https://openalex.org/W2184906052","https://openalex.org/W2292917256","https://openalex.org/W2346079336","https://openalex.org/W2402146185","https://openalex.org/W2403983345","https://openalex.org/W2404291917","https://openalex.org/W2406536007","https://openalex.org/W2407080277","https://openalex.org/W2407118376","https://openalex.org/W2603169490","https://openalex.org/W6631362777","https://openalex.org/W6636811518","https://openalex.org/W6675409298","https://openalex.org/W6686897701","https://openalex.org/W6712930963","https://openalex.org/W6713762819","https://openalex.org/W6713931088"],"related_works":["https://openalex.org/W231741463","https://openalex.org/W4200068392","https://openalex.org/W2772686614","https://openalex.org/W2152945827","https://openalex.org/W596245619","https://openalex.org/W114226241","https://openalex.org/W2015513221","https://openalex.org/W2036933852","https://openalex.org/W2014684632","https://openalex.org/W2009814707"],"abstract_inverted_index":{"In":[0],"this":[1,61],"paper,":[2],"we":[3],"first":[4,73],"present":[5],"our":[6,20,68],"effort":[7],"to":[8,43,75],"collect":[9],"a":[10,53],"85.8":[11],"hour":[12],"corpus":[13,78],"for":[14,60,83],"Vietnamese":[15,77],"telephone":[16],"conversational":[17],"speech":[18,46,80],"from":[19],"Viettel":[21],"call":[22],"center.":[23],"After":[24],"that,":[25],"various":[26],"techniques":[27],"such":[28],"as":[29],"time":[30],"delay":[31],"deep":[32],"neural":[33],"network":[34],"(TDNN)":[35],"with":[36],"sequence":[37],"training,":[38],"data":[39],"augmentation":[40],"are":[41],"applied":[42],"build":[44,76],"the":[45,65,72,84],"recognition":[47,81],"system.":[48],"Our":[49],"final":[50],"system":[51,82],"achieves":[52],"low":[54],"word":[55],"error":[56],"rate":[57],"at":[58],"17.44%":[59],"challenging":[62],"corpus.":[63],"To":[64],"best":[66],"of":[67],"knowledge,":[69],"it":[70],"is":[71],"attempt":[74],"and":[79],"customer":[85],"service":[86],"domain.":[87]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
