{"id":"https://openalex.org/W4392903766","doi":"https://doi.org/10.1109/icassp48485.2024.10446838","title":"Estimation of Impulse Responses for a Moving Source Using Optimal Transport Regularization","display_name":"Estimation of Impulse Responses for a Moving Source Using Optimal Transport Regularization","publication_year":2024,"publication_date":"2024-03-18","ids":{"openalex":"https://openalex.org/W4392903766","doi":"https://doi.org/10.1109/icassp48485.2024.10446838"},"language":"en","primary_location":{"id":"doi:10.1109/icassp48485.2024.10446838","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10446838","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research.aalto.fi/en/publications/f058a5dd-3f7c-4e8f-a9ad-0900d86662d3","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5102949851","display_name":"David Sundstr\u00f6m","orcid":"https://orcid.org/0000-0002-5954-4745"},"institutions":[{"id":"https://openalex.org/I1279596006","display_name":"Statistics Sweden","ror":"https://ror.org/05x7wz523","country_code":"SE","type":"government","lineage":["https://openalex.org/I1279596006"]},{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"David Sundstr\u00f6m","raw_affiliation_strings":["Lund University,Centre for Mathematical Sciences,Sweden","Centre for Mathematical Sciences, Lund University, Sweden"],"affiliations":[{"raw_affiliation_string":"Lund University,Centre for Mathematical Sciences,Sweden","institution_ids":["https://openalex.org/I1279596006","https://openalex.org/I187531555"]},{"raw_affiliation_string":"Centre for Mathematical Sciences, Lund University, Sweden","institution_ids":["https://openalex.org/I1279596006","https://openalex.org/I187531555"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013286528","display_name":"Filip Elvander","orcid":"https://orcid.org/0000-0003-1857-2173"},"institutions":[{"id":"https://openalex.org/I9927081","display_name":"Aalto University","ror":"https://ror.org/020hwjq30","country_code":"FI","type":"education","lineage":["https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Filip Elvander","raw_affiliation_strings":["Aalto University,Dept. Information and Communications Engineering,Finland","Dept. Information and Communications Engineering, Aalto University, Finland"],"affiliations":[{"raw_affiliation_string":"Aalto University,Dept. Information and Communications Engineering,Finland","institution_ids":["https://openalex.org/I9927081"]},{"raw_affiliation_string":"Dept. Information and Communications Engineering, Aalto University, Finland","institution_ids":["https://openalex.org/I9927081"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037213595","display_name":"Andreas Jakobsson","orcid":"https://orcid.org/0000-0002-2156-6973"},"institutions":[{"id":"https://openalex.org/I1279596006","display_name":"Statistics Sweden","ror":"https://ror.org/05x7wz523","country_code":"SE","type":"government","lineage":["https://openalex.org/I1279596006"]},{"id":"https://openalex.org/I187531555","display_name":"Lund University","ror":"https://ror.org/012a77v79","country_code":"SE","type":"education","lineage":["https://openalex.org/I187531555"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Andreas Jakobsson","raw_affiliation_strings":["Lund University,Centre for Mathematical Sciences,Sweden","Centre for Mathematical Sciences, Lund University, Sweden"],"affiliations":[{"raw_affiliation_string":"Lund University,Centre for Mathematical Sciences,Sweden","institution_ids":["https://openalex.org/I1279596006","https://openalex.org/I187531555"]},{"raw_affiliation_string":"Centre for Mathematical Sciences, Lund University, Sweden","institution_ids":["https://openalex.org/I1279596006","https://openalex.org/I187531555"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5102949851"],"corresponding_institution_ids":["https://openalex.org/I1279596006","https://openalex.org/I187531555"],"apc_list":null,"apc_paid":null,"fwci":0.7037,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.64186071,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"921","last_page":"925"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9998999834060669,"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":0.9998999834060669,"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":0.9998000264167786,"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/T10822","display_name":"Acoustic Wave Phenomena Research","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/computer-science","display_name":"Computer science","score":0.765923023223877},{"id":"https://openalex.org/keywords/impulse-response","display_name":"Impulse response","score":0.49522772431373596},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.45571163296699524},{"id":"https://openalex.org/keywords/impulse","display_name":"Impulse (physics)","score":0.45371732115745544},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44805997610092163},{"id":"https://openalex.org/keywords/finite-impulse-response","display_name":"Finite impulse response","score":0.43054667115211487},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.3467605412006378},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.23184528946876526},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.165584534406662}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.765923023223877},{"id":"https://openalex.org/C72279823","wikidata":"https://www.wikidata.org/wiki/Q1139726","display_name":"Impulse response","level":2,"score":0.49522772431373596},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.45571163296699524},{"id":"https://openalex.org/C70836080","wikidata":"https://www.wikidata.org/wiki/Q837940","display_name":"Impulse (physics)","level":2,"score":0.45371732115745544},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44805997610092163},{"id":"https://openalex.org/C198386975","wikidata":"https://www.wikidata.org/wiki/Q117785","display_name":"Finite impulse response","level":2,"score":0.43054667115211487},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.3467605412006378},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.23184528946876526},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.165584534406662},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp48485.2024.10446838","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp48485.2024.10446838","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:aaltodoc.aalto.fi:123456789/127308","is_oa":true,"landing_page_url":"https://research.aalto.fi/en/publications/f058a5dd-3f7c-4e8f-a9ad-0900d86662d3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401662","display_name":"Aaltodoc (Aalto University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9927081","host_organization_name":"Aalto University","host_organization_lineage":["https://openalex.org/I9927081"],"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":null,"raw_type":"acceptedVersion"},{"id":"pmh:oai:lup.lub.lu.se:f1235e35-8dac-4fb7-909e-5eb9ea90b701","is_oa":false,"landing_page_url":"https://lup.lub.lu.se/record/f1235e35-8dac-4fb7-909e-5eb9ea90b701","pdf_url":null,"source":{"id":"https://openalex.org/S4306400536","display_name":"Lund University Publications (Lund University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I187531555","host_organization_name":"Lund University","host_organization_lineage":["https://openalex.org/I187531555"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ISSN: 1520-6149","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:aaltodoc.aalto.fi:123456789/127308","is_oa":true,"landing_page_url":"https://research.aalto.fi/en/publications/f058a5dd-3f7c-4e8f-a9ad-0900d86662d3","pdf_url":null,"source":{"id":"https://openalex.org/S4306401662","display_name":"Aaltodoc (Aalto University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I9927081","host_organization_name":"Aalto University","host_organization_lineage":["https://openalex.org/I9927081"],"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":null,"raw_type":"acceptedVersion"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1523680888","https://openalex.org/W1971115669","https://openalex.org/W2003190130","https://openalex.org/W2044704240","https://openalex.org/W2045377862","https://openalex.org/W2129961876","https://openalex.org/W2130327601","https://openalex.org/W2144039164","https://openalex.org/W2204353980","https://openalex.org/W2735418187","https://openalex.org/W2790372648","https://openalex.org/W2802081997","https://openalex.org/W2891076818","https://openalex.org/W2902889984","https://openalex.org/W2911394281","https://openalex.org/W2912619267","https://openalex.org/W2999010383","https://openalex.org/W3096307747","https://openalex.org/W3198443731","https://openalex.org/W4205138339","https://openalex.org/W4205902539","https://openalex.org/W4206471589","https://openalex.org/W4233762729","https://openalex.org/W4320015822","https://openalex.org/W4372183703","https://openalex.org/W4372269452"],"related_works":["https://openalex.org/W2044386356","https://openalex.org/W2902195311","https://openalex.org/W4234799465","https://openalex.org/W2038737370","https://openalex.org/W156274020","https://openalex.org/W4388903858","https://openalex.org/W2272518678","https://openalex.org/W4312799022","https://openalex.org/W2140267235","https://openalex.org/W2001917356"],"abstract_inverted_index":{"The":[0,138],"estimation":[1,83],"of":[2,77,103],"impulse":[3,26],"responses":[4,27],"(IRs)":[5],"is":[6,48,140],"fundamental":[7],"to":[8,55,61,90,128],"various":[9],"audio":[10],"applications,":[11],"including":[12],"active":[13],"noise":[14],"control,":[15],"telecommunication,":[16],"and":[17,35],"sound":[18],"zone":[19],"control.":[20],"Despite":[21],"its":[22,154],"long":[23],"history,":[24],"estimating":[25,73,109],"remains":[28],"challenging":[29,159],"when":[30,71,108],"dealing":[31],"with":[32,36],"short":[33],"signals":[34,37],"having":[38],"poor":[39],"spectral":[40],"excitation.":[41],"However,":[42],"in":[43,125,157],"many":[44],"applications":[45],"the":[46,74,92,96,117,129,135,158],"source":[47,64,99],"moving":[49],"such":[50],"that":[51],"one":[52],"has":[53],"access":[54],"several":[56],"input-output":[57,113],"signal":[58],"pairs":[59],"corresponding":[60,127],"closely":[62,97],"spaced":[63,98],"positions.":[65],"Intuitively,":[66],"exploiting":[67],"this":[68,86],"spatial":[69,136],"proximity":[70],"jointly":[72],"full":[75],"set":[76],"IRs":[78,110],"should":[79],"allow":[80],"for":[81,122],"improved":[82],"performance.":[84],"In":[85,115],"work,":[87],"we":[88],"propose":[89],"leverage":[91],"information":[93],"shared":[94],"between":[95],"positions":[100],"by":[101,134],"means":[102],"an":[104],"optimal":[105],"transport":[106,119],"regularizer":[107],"from":[111],"noisy":[112],"relations.":[114],"particular,":[116],"proposed":[118],"formulation":[120],"allows":[121],"modeling":[123],"shifts":[124],"time-delays,":[126],"IR":[130],"filter":[131],"taps,":[132],"caused":[133],"displacement.":[137],"method":[139],"validated":[141],"through":[142],"numerical":[143],"experiments":[144],"using":[145],"a":[146],"real":[147],"voice":[148],"recording":[149],"as":[150],"input":[151],"signal,":[152],"demonstrating":[153],"superior":[155],"performance":[156],"scenario.":[160]},"counts_by_year":[{"year":2025,"cited_by_count":2}],"updated_date":"2026-03-27T14:29:43.386196","created_date":"2025-10-10T00:00:00"}