{"id":"https://openalex.org/W2109856021","doi":"https://doi.org/10.1109/icassp.2004.1326162","title":"Mitigation of channel errors in EFR-based speech recognition","display_name":"Mitigation of channel errors in EFR-based speech recognition","publication_year":2004,"publication_date":"2004-09-28","ids":{"openalex":"https://openalex.org/W2109856021","doi":"https://doi.org/10.1109/icassp.2004.1326162","mag":"2109856021"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2004.1326162","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2004.1326162","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"},"type":"conference-paper","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/A5024291487","display_name":"\u00c1ngel M. G\u00f3mez","orcid":"https://orcid.org/0000-0002-9995-3068"},"institutions":[{"id":"https://openalex.org/I173304897","display_name":"Universidad de Granada","ror":"https://ror.org/04njjy449","country_code":"ES","type":"education","lineage":["https://openalex.org/I173304897"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"A.M. Gomez","raw_affiliation_strings":["Dept. of Electronics and Computer Technology, Universidad de Granada, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electronics and Computer Technology, Universidad de Granada, Spain","institution_ids":["https://openalex.org/I173304897"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078514616","display_name":"Antonio M. Peinado","orcid":"https://orcid.org/0000-0001-8214-6676"},"institutions":[{"id":"https://openalex.org/I173304897","display_name":"Universidad de Granada","ror":"https://ror.org/04njjy449","country_code":"ES","type":"education","lineage":["https://openalex.org/I173304897"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"A.M. Peinado","raw_affiliation_strings":["Dept. of Electronics and Computer Technology, Universidad de Granada, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electronics and Computer Technology, Universidad de Granada, Spain","institution_ids":["https://openalex.org/I173304897"]}]},{"author_position":"middle","author":{"id":null,"display_name":"V. Sanchez","orcid":null},"institutions":[{"id":"https://openalex.org/I173304897","display_name":"Universidad de Granada","ror":"https://ror.org/04njjy449","country_code":"ES","type":"education","lineage":["https://openalex.org/I173304897"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"V. Sanchez","raw_affiliation_strings":["Dept. of Electronics and Computer Technology, Universidad de Granada, Spain","Universidad de Granada, Granada, Andaluc\u00eda, ES"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electronics and Computer Technology, Universidad de Granada, Spain","institution_ids":["https://openalex.org/I173304897"]},{"raw_affiliation_string":"Universidad de Granada, Granada, Andaluc\u00eda, ES","institution_ids":["https://openalex.org/I173304897"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108507101","display_name":"J.L. Perez-Curdoba","orcid":null},"institutions":[{"id":"https://openalex.org/I173304897","display_name":"Universidad de Granada","ror":"https://ror.org/04njjy449","country_code":"ES","type":"education","lineage":["https://openalex.org/I173304897"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"J.L. Perez-Curdoba","raw_affiliation_strings":["Dept. de Electron. y Tecnologia de Computadores, Granada Univ., Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. de Electron. y Tecnologia de Computadores, Granada Univ., Spain","institution_ids":["https://openalex.org/I173304897"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103257592","display_name":"Antonio J. Rubio","orcid":"https://orcid.org/0000-0003-3814-0335"},"institutions":[{"id":"https://openalex.org/I173304897","display_name":"Universidad de Granada","ror":"https://ror.org/04njjy449","country_code":"ES","type":"education","lineage":["https://openalex.org/I173304897"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"A.J. Rubio","raw_affiliation_strings":["Dept. of Electronics and Computer Technology, Universidad de Granada, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Electronics and Computer Technology, Universidad de Granada, Spain","institution_ids":["https://openalex.org/I173304897"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I173304897"],"apc_list":null,"apc_paid":null,"fwci":0.2583,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.44945848,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":null,"first_page":"I","last_page":"1021"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9994000196456909,"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"}},"topics":[{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9994000196456909,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T10201","display_name":"Speech Recognition and Synthesis","score":0.9977999925613403,"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/computer-science","display_name":"Computer science","score":0.8185177445411682},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.7615072727203369},{"id":"https://openalex.org/keywords/speech-coding","display_name":"Speech coding","score":0.7463018894195557},{"id":"https://openalex.org/keywords/codec2","display_name":"Codec2","score":0.7064145803451538},{"id":"https://openalex.org/keywords/full-rate","display_name":"Full Rate","score":0.6691803336143494},{"id":"https://openalex.org/keywords/codec","display_name":"Codec","score":0.659150242805481},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.584071934223175},{"id":"https://openalex.org/keywords/psqm","display_name":"PSQM","score":0.5439406037330627},{"id":"https://openalex.org/keywords/voice-activity-detection","display_name":"Voice activity detection","score":0.5399768948554993},{"id":"https://openalex.org/keywords/linear-predictive-coding","display_name":"Linear predictive coding","score":0.5134366750717163},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5073153376579285},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.5035921931266785},{"id":"https://openalex.org/keywords/speech-processing","display_name":"Speech processing","score":0.49834108352661133},{"id":"https://openalex.org/keywords/word-error-rate","display_name":"Word error rate","score":0.4858410060405731},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.4659809470176697},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.460791677236557},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.4375263452529907},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.4324432611465454},{"id":"https://openalex.org/keywords/adaptive-multi-rate-audio-codec","display_name":"Adaptive Multi-Rate audio codec","score":0.4196015000343323},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25924152135849},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14575323462486267}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8185177445411682},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.7615072727203369},{"id":"https://openalex.org/C13895895","wikidata":"https://www.wikidata.org/wiki/Q3270773","display_name":"Speech coding","level":2,"score":0.7463018894195557},{"id":"https://openalex.org/C75217168","wikidata":"https://www.wikidata.org/wiki/Q1105653","display_name":"Codec2","level":4,"score":0.7064145803451538},{"id":"https://openalex.org/C197477341","wikidata":"https://www.wikidata.org/wiki/Q2532845","display_name":"Full Rate","level":3,"score":0.6691803336143494},{"id":"https://openalex.org/C161765866","wikidata":"https://www.wikidata.org/wiki/Q184748","display_name":"Codec","level":2,"score":0.659150242805481},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.584071934223175},{"id":"https://openalex.org/C108699837","wikidata":"https://www.wikidata.org/wiki/Q7120750","display_name":"PSQM","level":4,"score":0.5439406037330627},{"id":"https://openalex.org/C204201278","wikidata":"https://www.wikidata.org/wiki/Q1332614","display_name":"Voice activity detection","level":3,"score":0.5399768948554993},{"id":"https://openalex.org/C59883199","wikidata":"https://www.wikidata.org/wiki/Q1826438","display_name":"Linear predictive coding","level":3,"score":0.5134366750717163},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5073153376579285},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.5035921931266785},{"id":"https://openalex.org/C61328038","wikidata":"https://www.wikidata.org/wiki/Q3358061","display_name":"Speech processing","level":2,"score":0.49834108352661133},{"id":"https://openalex.org/C40969351","wikidata":"https://www.wikidata.org/wiki/Q3516228","display_name":"Word error rate","level":2,"score":0.4858410060405731},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.4659809470176697},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.460791677236557},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.4375263452529907},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.4324432611465454},{"id":"https://openalex.org/C177067256","wikidata":"https://www.wikidata.org/wiki/Q4676210","display_name":"Adaptive Multi-Rate audio codec","level":4,"score":0.4196015000343323},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25924152135849},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14575323462486267},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","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/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2004.1326162","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2004.1326162","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2004 IEEE International Conference on Acoustics, Speech, and Signal Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.6899999976158142,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W133154455","https://openalex.org/W2151484683","https://openalex.org/W2157590573","https://openalex.org/W2170569600","https://openalex.org/W6605465729"],"related_works":["https://openalex.org/W2060409740","https://openalex.org/W1601770773","https://openalex.org/W2159307410","https://openalex.org/W3034644940","https://openalex.org/W2092228680","https://openalex.org/W2127932871","https://openalex.org/W2382399415","https://openalex.org/W1542588102","https://openalex.org/W2020464095","https://openalex.org/W2170800460"],"abstract_inverted_index":{"Network-based":[0],"speech":[1,7,49,56,60,78],"recognition":[2,57],"(NSR)":[3],"using":[4],"the":[5,10,16,48,74,77,93,105],"conventional":[6],"channel":[8,45,82],"with":[9,54],"enhanced":[11],"full":[12],"rate":[13],"(EFR)":[14],"or":[15],"adaptive":[17],"multi-rate":[18],"(AMR)":[19],"codec":[20],"is":[21,33,115],"a":[22,38,68],"very":[23],"attractive":[24],"approach":[25],"since":[26],"no":[27],"change":[28],"to":[29,42,91,117],"existing":[30],"mobile":[31],"phones":[32],"needed.":[34],"However,":[35],"NSR":[36,86,109],"reveals":[37],"degrading":[39],"performance":[40,106],"due":[41],"both":[43],"transmission":[44],"errors":[46,83],"and":[47,65,88],"encoding":[50],"process":[51],"in":[52,84],"comparison":[53],"distributed":[55],"(DSR),":[58],"where":[59],"features":[61,79],"are":[62],"efficiently":[63],"coded":[64],"transmitted":[66],"on":[67,73,112,120],"data":[69],"channel.":[70],"We":[71],"focus":[72],"degradation":[75],"of":[76,95,107],"caused":[80],"by":[81],"an":[85,108],"system":[87,110],"propose":[89],"methods":[90],"improve":[92],"quality":[94],"these":[96,99],"features.":[97],"Applying":[98],"methods,":[100],"it":[101],"turns":[102],"out":[103],"that":[104,118],"based":[111,119],"EFR":[113],"coding":[114],"comparable":[116],"DSR.":[121]},"counts_by_year":[],"updated_date":"2026-08-19T15:00:24.278416","created_date":"2025-10-10T00:00:00"}