{"id":"https://openalex.org/W2901561029","doi":"https://doi.org/10.21437/iberspeech.2018-11","title":"The observation likelihood of silence: analysis and prospects for VAD applications","display_name":"The observation likelihood of silence: analysis and prospects for VAD applications","publication_year":2018,"publication_date":"2018-11-19","ids":{"openalex":"https://openalex.org/W2901561029","doi":"https://doi.org/10.21437/iberspeech.2018-11","mag":"2901561029"},"language":"en","primary_location":{"id":"doi:10.21437/iberspeech.2018-11","is_oa":false,"landing_page_url":"https://doi.org/10.21437/iberspeech.2018-11","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IberSPEECH 2018","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/10810/32816","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5046924136","display_name":"Igor Odriozola","orcid":null},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Igor Odriozola","raw_affiliation_strings":["AHOLAB, University of the Basque Country UPV/EHU"],"affiliations":[{"raw_affiliation_string":"AHOLAB, University of the Basque Country UPV/EHU","institution_ids":["https://openalex.org/I169108374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049169182","display_name":"Inma Hern\u00e1ez","orcid":"https://orcid.org/0000-0003-4447-7575"},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Inma Hernaez","raw_affiliation_strings":["AHOLAB, University of the Basque Country UPV/EHU"],"affiliations":[{"raw_affiliation_string":"AHOLAB, University of the Basque Country UPV/EHU","institution_ids":["https://openalex.org/I169108374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085186316","display_name":"Eva Navas","orcid":"https://orcid.org/0000-0003-3804-4984"},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Eva Navas","raw_affiliation_strings":["AHOLAB, University of the Basque Country UPV/EHU"],"affiliations":[{"raw_affiliation_string":"AHOLAB, University of the Basque Country UPV/EHU","institution_ids":["https://openalex.org/I169108374"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101951108","display_name":"Lu\u00eds Serrano","orcid":null},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Luis Serrano","raw_affiliation_strings":["AHOLAB, University of the Basque Country UPV/EHU"],"affiliations":[{"raw_affiliation_string":"AHOLAB, University of the Basque Country UPV/EHU","institution_ids":["https://openalex.org/I169108374"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015682416","display_name":"Jon S\u00e1nchez","orcid":"https://orcid.org/0000-0002-7236-4474"},"institutions":[{"id":"https://openalex.org/I169108374","display_name":"University of the Basque Country","ror":"https://ror.org/000xsnr85","country_code":"ES","type":"education","lineage":["https://openalex.org/I169108374"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jon Sanchez","raw_affiliation_strings":["AHOLAB, University of the Basque Country UPV/EHU"],"affiliations":[{"raw_affiliation_string":"AHOLAB, University of the Basque Country UPV/EHU","institution_ids":["https://openalex.org/I169108374"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101951108"],"corresponding_institution_ids":["https://openalex.org/I169108374"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12374259,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"50","last_page":"54"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10603","display_name":"Smart Grid Energy Management","score":0.9775000214576721,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10603","display_name":"Smart Grid Energy Management","score":0.9775000214576721,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9424999952316284,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14011","display_name":"Elevator Systems and Control","score":0.9269999861717224,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/silence","display_name":"Silence","score":0.582088828086853},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5616093277931213},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09694492816925049},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.05266734957695007}],"concepts":[{"id":"https://openalex.org/C2781115785","wikidata":"https://www.wikidata.org/wiki/Q502261","display_name":"Silence","level":2,"score":0.582088828086853},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5616093277931213},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09694492816925049},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.05266734957695007}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.21437/iberspeech.2018-11","is_oa":false,"landing_page_url":"https://doi.org/10.21437/iberspeech.2018-11","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IberSPEECH 2018","raw_type":"proceedings-article"},{"id":"pmh:oai:addi.ehu.es:10810/32816","is_oa":true,"landing_page_url":"http://hdl.handle.net/10810/32816","pdf_url":null,"source":{"id":"https://openalex.org/S4306400469","display_name":"Communities in ADDI (Universidad del Pais Vasco)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210131160","host_organization_name":"Material Physics Center","host_organization_lineage":["https://openalex.org/I4210131160"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":{"id":"pmh:oai:addi.ehu.es:10810/32816","is_oa":true,"landing_page_url":"http://hdl.handle.net/10810/32816","pdf_url":null,"source":{"id":"https://openalex.org/S4306400469","display_name":"Communities in ADDI (Universidad del Pais Vasco)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210131160","host_organization_name":"Material Physics Center","host_organization_lineage":["https://openalex.org/I4210131160"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"},"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.6700000166893005,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321705","display_name":"Eusko Jaurlaritza","ror":"https://ror.org/00pz2fp31"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W49554237","https://openalex.org/W52794720","https://openalex.org/W71605644","https://openalex.org/W256858043","https://openalex.org/W1501410735","https://openalex.org/W1518188273","https://openalex.org/W1635512741","https://openalex.org/W2032596349","https://openalex.org/W2048497537","https://openalex.org/W2056608640","https://openalex.org/W2059203007","https://openalex.org/W2081671587","https://openalex.org/W2157363431","https://openalex.org/W2251842882","https://openalex.org/W2398020690","https://openalex.org/W2402261002","https://openalex.org/W2490695385","https://openalex.org/W2806023227"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2748952813","https://openalex.org/W2140535326","https://openalex.org/W1607271848","https://openalex.org/W4251121070","https://openalex.org/W2734809835","https://openalex.org/W2184961913","https://openalex.org/W1965764303","https://openalex.org/W2750153830","https://openalex.org/W2214987084"],"abstract_inverted_index":{"This":[0],"paper":[1],"shows":[2,39],"a":[3,64],"research":[4,112],"on":[5],"the":[6,9,14,60,102,116],"behaviour":[7,41],"of":[8,17,63,106],"observa-tion":[10],"likelihoods":[11],"generated":[12],"by":[13,86],"central":[15],"state":[16],"asilenceHMM(Hidden":[18],"Markov":[19],"Model)":[20],"trained":[21],"for":[22,70,104],"Automatic":[23],"Speech":[24],"Recog-nition":[25],"(ASR)":[26],"using":[27],"cepstral":[28],"mean":[29],"and":[30,46,75],"variance":[31],"normalization(CMVN).":[32],"We":[33,54],"have":[34,79],"seen":[35],"that":[36],"observation":[37],"likelihood":[38,96],"astable":[40],"under":[42],"different":[43,72],"recording":[44,73],"conditions,":[45],"thischaracteristic":[47],"can":[48],"be":[49,99],"used":[50],"to":[51,114],"discriminate":[52],"betweenspeechandsilenceframes.":[53],"present":[55],"several":[56],"experiments":[57],"which":[58],"provethat":[59],"mere":[61],"use":[62],"decision":[65],"threshold":[66],"produces":[67],"robust":[68],"re-sults":[69],"very":[71],"channels":[74],"noise":[76],"conditions.The":[77],"results":[78],"also":[80],"been":[81],"compared":[82],"with":[83,110],"those":[84],"obtained":[85],"twostandard":[87],"VAD":[88,108],"systems,":[89,109],"showing":[90],"promising":[91],"prospects.":[92],"All":[93],"in":[94],"all,observation":[95],"scores":[97],"could":[98],"useful":[100],"as":[101],"basis":[103],"thedevelopment":[105],"future":[107],"further":[111],"andanalysis":[113],"refine":[115],"results.":[117]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
