{"id":"https://openalex.org/W2903522566","doi":"https://doi.org/10.23919/eusipco.2018.8553093","title":"An Extended Kalman Filter for RTF Estimation in Dual-Microphone Smartphones","display_name":"An Extended Kalman Filter for RTF Estimation in Dual-Microphone Smartphones","publication_year":2018,"publication_date":"2018-09-01","ids":{"openalex":"https://openalex.org/W2903522566","doi":"https://doi.org/10.23919/eusipco.2018.8553093","mag":"2903522566"},"language":"en","primary_location":{"id":"doi:10.23919/eusipco.2018.8553093","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco.2018.8553093","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 26th European Signal Processing Conference (EUSIPCO)","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/A5064609638","display_name":"Juan M. Mart\u00edn-Do\u00f1as","orcid":"https://orcid.org/0000-0003-4874-0166"},"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":true,"raw_author_name":"Juan M. Martin-Donas","raw_affiliation_strings":["Dept. of Signal Theory, Telematics and Communications, University of Granada, Spain"],"affiliations":[{"raw_affiliation_string":"Dept. of Signal Theory, Telematics and Communications, University of Granada, Spain","institution_ids":["https://openalex.org/I173304897"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048592470","display_name":"Iv\u00e1n L\u00f3pez\u2010Espejo","orcid":"https://orcid.org/0000-0001-8634-7897"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ivan Lopez-Espejo","raw_affiliation_strings":["VeriDas | das-Nano, Spain"],"affiliations":[{"raw_affiliation_string":"VeriDas | das-Nano, Spain","institution_ids":[]}]},{"author_position":"middle","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":"Angel M. Gomez","raw_affiliation_strings":["Dept. of Signal Theory, Telematics and Communications, University of Granada, Spain"],"affiliations":[{"raw_affiliation_string":"Dept. of Signal Theory, Telematics and Communications, University of Granada, Spain","institution_ids":["https://openalex.org/I173304897"]}]},{"author_position":"last","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":"Antonio M. Peinado","raw_affiliation_strings":["Dept. of Signal Theory, Telematics and Communications, University of Granada, Spain"],"affiliations":[{"raw_affiliation_string":"Dept. of Signal Theory, Telematics and Communications, University of Granada, Spain","institution_ids":["https://openalex.org/I173304897"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5064609638"],"corresponding_institution_ids":["https://openalex.org/I173304897"],"apc_list":null,"apc_paid":null,"fwci":0.3303,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.5851621,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"2474","last_page":"2478"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":1.0,"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":1.0,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9991000294685364,"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/T10283","display_name":"Hearing Loss and Rehabilitation","score":0.9934999942779541,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6928015351295471},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.6591712236404419},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.6587061285972595},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.6095001101493835},{"id":"https://openalex.org/keywords/minimum-mean-square-error","display_name":"Minimum mean square error","score":0.5660827159881592},{"id":"https://openalex.org/keywords/beamforming","display_name":"Beamforming","score":0.5142418742179871},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.5079529881477356},{"id":"https://openalex.org/keywords/speech-enhancement","display_name":"Speech enhancement","score":0.4819197952747345},{"id":"https://openalex.org/keywords/intelligibility","display_name":"Intelligibility (philosophy)","score":0.427789568901062},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.2940627336502075},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.25995147228240967},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2150096297264099},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.20606651902198792},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.16678816080093384},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10581561923027039},{"id":"https://openalex.org/keywords/sound-pressure","display_name":"Sound pressure","score":0.07886797189712524}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6928015351295471},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.6591712236404419},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.6587061285972595},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.6095001101493835},{"id":"https://openalex.org/C90652560","wikidata":"https://www.wikidata.org/wiki/Q11091747","display_name":"Minimum mean square error","level":3,"score":0.5660827159881592},{"id":"https://openalex.org/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.5142418742179871},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.5079529881477356},{"id":"https://openalex.org/C2776182073","wikidata":"https://www.wikidata.org/wiki/Q7575395","display_name":"Speech enhancement","level":3,"score":0.4819197952747345},{"id":"https://openalex.org/C60048801","wikidata":"https://www.wikidata.org/wiki/Q1433889","display_name":"Intelligibility (philosophy)","level":2,"score":0.427789568901062},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.2940627336502075},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.25995147228240967},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2150096297264099},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.20606651902198792},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.16678816080093384},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10581561923027039},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.07886797189712524},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.23919/eusipco.2018.8553093","is_oa":false,"landing_page_url":"https://doi.org/10.23919/eusipco.2018.8553093","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 26th European Signal Processing Conference (EUSIPCO)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Peace, Justice and strong institutions","score":0.75,"id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W120430044","https://openalex.org/W1503775994","https://openalex.org/W1981284917","https://openalex.org/W1997109056","https://openalex.org/W2028479624","https://openalex.org/W2061074721","https://openalex.org/W2090210493","https://openalex.org/W2115969105","https://openalex.org/W2120608389","https://openalex.org/W2136894416","https://openalex.org/W2139868241","https://openalex.org/W2141998673","https://openalex.org/W2148024641","https://openalex.org/W2155638623","https://openalex.org/W2405208042","https://openalex.org/W2527729766","https://openalex.org/W2568308529","https://openalex.org/W2607004460","https://openalex.org/W2781659627","https://openalex.org/W4252380473","https://openalex.org/W6604988966"],"related_works":["https://openalex.org/W876328409","https://openalex.org/W1986772939","https://openalex.org/W2361247493","https://openalex.org/W2157330024","https://openalex.org/W2037635165","https://openalex.org/W2738829087","https://openalex.org/W2542062716","https://openalex.org/W2952979007","https://openalex.org/W2396048001","https://openalex.org/W1998374630"],"abstract_inverted_index":{"The":[0,90],"performance":[1,153],"of":[2,10,25,42,61,115],"speech":[3,20,35,88,119,144],"beamformers":[4],"relies":[5],"on":[6,121],"a":[7,39,54,107,113,122],"good":[8],"estimation":[9,41,60],"the":[11,17,26,33,43,46,62,74,77,86,133,139],"relative":[12],"transfer":[13],"function":[14],"(RTF)":[15],"between":[16],"captured":[18],"clean":[19,34,87],"at":[21],"each":[22],"microphone.":[23],"Most":[24],"proposed":[27,91],"RTF":[28,44,63,78,136],"estimators":[29],"make":[30],"assumptions":[31,84],"about":[32,76,85],"statistics":[36,81],"or":[37],"need":[38],"joint":[40],"and":[45,79,146],"signal":[47],"statistics.":[48,89],"In":[49],"this":[50,111],"work":[51],"we":[52],"propose":[53],"minimum":[55,100],"mean":[56],"square":[57],"error":[58],"(MMSE)":[59],"in":[64,97,106],"an":[65],"extended":[66],"Kalman":[67],"filter":[68],"(eKF)":[69],"framework.":[70],"Our":[71],"method":[72],"exploits":[73],"knowledge":[75],"noise":[80],"with":[82,99],"no":[83],"approach":[92,131],"is":[93,154],"evaluated":[94,140],"when":[95],"employed":[96],"combination":[98],"variance":[101],"distortionless":[102],"response":[103],"(MVDR)":[104],"beamforming":[105],"dual-microphone":[108],"smartphone.":[109],"To":[110],"end,":[112],"database":[114],"simulated":[116],"dual-channel":[117],"noisy":[118],"recordings":[120],"smartphone":[123],"was":[124],"used.":[125],"Experimental":[126],"results":[127],"show":[128],"that":[129],"our":[130],"achieves":[132],"most":[134],"accurate":[135],"estimates":[137],"among":[138],"methods,":[141],"yielding":[142],"less":[143],"distortion":[145],"better":[147],"intelligibility":[148],"while":[149],"competitive":[150],"perceptual":[151],"quality":[152],"obtained.":[155]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}