{"id":"https://openalex.org/W2014779724","doi":"https://doi.org/10.1109/lsp.2013.2261059","title":"Blind System Identification Using Sparse Learning for TDOA Estimation of Room Reflections","display_name":"Blind System Identification Using Sparse Learning for TDOA Estimation of Room Reflections","publication_year":2013,"publication_date":"2013-05-02","ids":{"openalex":"https://openalex.org/W2014779724","doi":"https://doi.org/10.1109/lsp.2013.2261059","mag":"2014779724"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2013.2261059","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2013.2261059","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-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/A5035943967","display_name":"Konrad Kowalczyk","orcid":"https://orcid.org/0000-0002-7834-6920"},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]},{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I4210123192","display_name":"International Audio Laboratories Erlangen","ror":"https://ror.org/02mkz3e80","country_code":"DE","type":"facility","lineage":["https://openalex.org/I181369854","https://openalex.org/I4210123192","https://openalex.org/I4210124274","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"K. Kowalczyk","raw_affiliation_strings":["International Audio Laboratories Erlangen and Audio Department, Fraunhofer IIS, University of Erlangen-Nuremberg, Erlangen, Germany","Audio Dept., Univ. of Erlangen-Nuremberg, Erlangen, Germany"],"affiliations":[{"raw_affiliation_string":"International Audio Laboratories Erlangen and Audio Department, Fraunhofer IIS, University of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I4210123192","https://openalex.org/I4210124274","https://openalex.org/I181369854"]},{"raw_affiliation_string":"Audio Dept., Univ. of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031626756","display_name":"Emanu\u00ebl A. P. Habets","orcid":"https://orcid.org/0000-0002-2613-8046"},"institutions":[{"id":"https://openalex.org/I4210124274","display_name":"Fraunhofer Institute for Integrated Circuits","ror":"https://ror.org/024ape423","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I4210123192","display_name":"International Audio Laboratories Erlangen","ror":"https://ror.org/02mkz3e80","country_code":"DE","type":"facility","lineage":["https://openalex.org/I181369854","https://openalex.org/I4210123192","https://openalex.org/I4210124274","https://openalex.org/I4923324"]},{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"E. A. P. Habets","raw_affiliation_strings":["International Audio Laboratories Erlangen and Audio Department, Fraunhofer IIS, University of Erlangen-Nuremberg, Erlangen, Germany","Audio Dept., Univ. of Erlangen-Nuremberg, Erlangen, Germany"],"affiliations":[{"raw_affiliation_string":"International Audio Laboratories Erlangen and Audio Department, Fraunhofer IIS, University of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I4210123192","https://openalex.org/I4210124274","https://openalex.org/I181369854"]},{"raw_affiliation_string":"Audio Dept., Univ. of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068787682","display_name":"Walter Kellermann","orcid":"https://orcid.org/0000-0002-6501-3174"},"institutions":[{"id":"https://openalex.org/I181369854","display_name":"Friedrich-Alexander-Universit\u00e4t Erlangen-N\u00fcrnberg","ror":"https://ror.org/00f7hpc57","country_code":"DE","type":"education","lineage":["https://openalex.org/I181369854"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"W. Kellermann","raw_affiliation_strings":["Multimedia Communication and Signal Processing (LMS), University of Erlangen-Nuremberg, Erlangen, Germany","Multimedia Commun. & Signal Process. (LMS), Univ. of Erlangen-Nuremberg, Erlangen, Germany"],"affiliations":[{"raw_affiliation_string":"Multimedia Communication and Signal Processing (LMS), University of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]},{"raw_affiliation_string":"Multimedia Commun. & Signal Process. (LMS), Univ. of Erlangen-Nuremberg, Erlangen, Germany","institution_ids":["https://openalex.org/I181369854"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016227729","display_name":"Patrick A. Naylor","orcid":"https://orcid.org/0000-0001-8546-8013"},"institutions":[{"id":"https://openalex.org/I47508984","display_name":"Imperial College London","ror":"https://ror.org/041kmwe10","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"P. A. Naylor","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Imperial College London, London, UK","Dept. of Electr. & Electron. Eng., Imperial Coll., London, London, UK"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Imperial College London, London, UK","institution_ids":["https://openalex.org/I47508984"]},{"raw_affiliation_string":"Dept. of Electr. & Electron. Eng., Imperial Coll., London, London, UK","institution_ids":["https://openalex.org/I47508984"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5035943967"],"corresponding_institution_ids":["https://openalex.org/I181369854","https://openalex.org/I4210123192","https://openalex.org/I4210124274"],"apc_list":null,"apc_paid":null,"fwci":2.2344,"has_fulltext":false,"cited_by_count":38,"citation_normalized_percentile":{"value":0.87934872,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"20","issue":"7","first_page":"653","last_page":"656"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998000264167786,"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":0.9998000264167786,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9991999864578247,"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":0.9966999888420105,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/multilateration","display_name":"Multilateration","score":0.6086680889129639},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6039899587631226},{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.5672459006309509},{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.4963234066963196},{"id":"https://openalex.org/keywords/constraint","display_name":"Constraint (computer-aided design)","score":0.4957209825515747},{"id":"https://openalex.org/keywords/impulse","display_name":"Impulse (physics)","score":0.4630366265773773},{"id":"https://openalex.org/keywords/microphone","display_name":"Microphone","score":0.45766618847846985},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.45689037442207336},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.42503905296325684},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.422147274017334},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.38681209087371826},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2482847273349762},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.136590838432312}],"concepts":[{"id":"https://openalex.org/C104037064","wikidata":"https://www.wikidata.org/wiki/Q1640884","display_name":"Multilateration","level":3,"score":0.6086680889129639},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6039899587631226},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.5672459006309509},{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.4963234066963196},{"id":"https://openalex.org/C2776036281","wikidata":"https://www.wikidata.org/wiki/Q48769818","display_name":"Constraint (computer-aided design)","level":2,"score":0.4957209825515747},{"id":"https://openalex.org/C70836080","wikidata":"https://www.wikidata.org/wiki/Q837940","display_name":"Impulse (physics)","level":2,"score":0.4630366265773773},{"id":"https://openalex.org/C2778263558","wikidata":"https://www.wikidata.org/wiki/Q46384","display_name":"Microphone","level":3,"score":0.45766618847846985},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.45689037442207336},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.42503905296325684},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.422147274017334},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.38681209087371826},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2482847273349762},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.136590838432312},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C68115822","wikidata":"https://www.wikidata.org/wiki/Q1068172","display_name":"Sound pressure","level":2,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","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/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/lsp.2013.2261059","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2013.2261059","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-article"},{"id":"pmh:oai:fraunhofer.de:N-276420","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-276420.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer IIS","raw_type":"Journal Article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/234301","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/234301","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"journal article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W1970366691","https://openalex.org/W2031105940","https://openalex.org/W2072604753","https://openalex.org/W2110097273","https://openalex.org/W2113489929","https://openalex.org/W2116635162","https://openalex.org/W2119159934","https://openalex.org/W2124941201","https://openalex.org/W2140983050","https://openalex.org/W2141047270","https://openalex.org/W2142058898","https://openalex.org/W6676864290","https://openalex.org/W6677097577"],"related_works":["https://openalex.org/W1975886381","https://openalex.org/W2188292175","https://openalex.org/W3045558226","https://openalex.org/W2370545806","https://openalex.org/W2403831807","https://openalex.org/W2479176461","https://openalex.org/W2277287708","https://openalex.org/W2019492707","https://openalex.org/W2086110556","https://openalex.org/W2771343701"],"abstract_inverted_index":{"Localization":[0],"of":[1,13,18,46,96,101],"early":[2],"room":[3],"reflections":[4,49,97],"can":[5],"be":[6],"achieved":[7],"by":[8,65],"estimating":[9,94],"the":[10,38,44,99],"time-differences-of-arrival":[11],"(TDOAs)":[12],"reflected":[14],"waves":[15],"between":[16],"elements":[17],"a":[19,79],"microphone":[20],"array.":[21],"For":[22],"an":[23,67],"unknown":[24],"source,":[25],"we":[26],"propose":[27],"to":[28,36,87],"apply":[29],"sparse":[30,48],"blind":[31],"system":[32],"identification":[33],"(BSI)":[34],"methods":[35],"identify":[37],"acoustic":[39],"impulse":[40],"responses,":[41],"from":[42],"which":[43,75],"TDOAs":[45,95],"temporally":[47],"are":[50,63,85],"estimated.":[51],"The":[52],"proposed":[53],"time-":[54],"and":[55],"frequency-domain":[56],"adaptive":[57],"algorithms":[58,84],"based":[59],"on":[60],"crossrelation":[61],"formulation":[62],"regularized":[64],"incorporating":[66],"l":[68],"<sub":[69],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[70],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">1</sub>":[71],"-norm":[72],"sparseness":[73],"constraint,":[74],"is":[76],"realized":[77],"using":[78],"split":[80],"Bregman":[81],"method.":[82],"These":[83],"shown":[86],"outperform":[88],"standard":[89],"crossrelation-based":[90],"BSI":[91],"techniques":[92],"when":[93],"in":[98],"presence":[100],"background":[102],"noise.":[103]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
