{"id":"https://openalex.org/W4375850660","doi":"https://doi.org/10.1109/icassp49357.2023.10097242","title":"On the Reduction of Large-Scale Room Acoustic Models","display_name":"On the Reduction of Large-Scale Room Acoustic Models","publication_year":2023,"publication_date":"2023-05-05","ids":{"openalex":"https://openalex.org/W4375850660","doi":"https://doi.org/10.1109/icassp49357.2023.10097242"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49357.2023.10097242","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/icassp49357.2023.10097242","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2023 - 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","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/A5011832290","display_name":"Pavlos Stoikos","orcid":"https://orcid.org/0000-0001-9099-8238"},"institutions":[{"id":"https://openalex.org/I145722265","display_name":"University of Thessaly","ror":"https://ror.org/04v4g9h31","country_code":"GR","type":"education","lineage":["https://openalex.org/I145722265"]}],"countries":["GR"],"is_corresponding":true,"raw_author_name":"Pavlos Stoikos","raw_affiliation_strings":["University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece"],"affiliations":[{"raw_affiliation_string":"University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","institution_ids":["https://openalex.org/I145722265"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece","institution_ids":["https://openalex.org/I145722265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088212178","display_name":"Olympia Axelou","orcid":"https://orcid.org/0000-0001-8093-5882"},"institutions":[{"id":"https://openalex.org/I145722265","display_name":"University of Thessaly","ror":"https://ror.org/04v4g9h31","country_code":"GR","type":"education","lineage":["https://openalex.org/I145722265"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Olympia Axelou","raw_affiliation_strings":["University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece"],"affiliations":[{"raw_affiliation_string":"University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","institution_ids":["https://openalex.org/I145722265"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece","institution_ids":["https://openalex.org/I145722265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066445455","display_name":"George Floros","orcid":"https://orcid.org/0000-0002-2867-9604"},"institutions":[{"id":"https://openalex.org/I145722265","display_name":"University of Thessaly","ror":"https://ror.org/04v4g9h31","country_code":"GR","type":"education","lineage":["https://openalex.org/I145722265"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"George Floros","raw_affiliation_strings":["University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece"],"affiliations":[{"raw_affiliation_string":"University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","institution_ids":["https://openalex.org/I145722265"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece","institution_ids":["https://openalex.org/I145722265"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008228117","display_name":"Nestor Evmorfopoulos","orcid":"https://orcid.org/0000-0002-6968-0222"},"institutions":[{"id":"https://openalex.org/I145722265","display_name":"University of Thessaly","ror":"https://ror.org/04v4g9h31","country_code":"GR","type":"education","lineage":["https://openalex.org/I145722265"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Nestor Evmorfopoulos","raw_affiliation_strings":["University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece"],"affiliations":[{"raw_affiliation_string":"University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","institution_ids":["https://openalex.org/I145722265"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece","institution_ids":["https://openalex.org/I145722265"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018018630","display_name":"George Stamoulis","orcid":"https://orcid.org/0009-0006-3562-2274"},"institutions":[{"id":"https://openalex.org/I145722265","display_name":"University of Thessaly","ror":"https://ror.org/04v4g9h31","country_code":"GR","type":"education","lineage":["https://openalex.org/I145722265"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"George Stamoulis","raw_affiliation_strings":["University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece"],"affiliations":[{"raw_affiliation_string":"University of Thessaly,Department of Electrical and Computer Engineering,Volos,Greece","institution_ids":["https://openalex.org/I145722265"]},{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Thessaly, Volos, Greece","institution_ids":["https://openalex.org/I145722265"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5011832290"],"corresponding_institution_ids":["https://openalex.org/I145722265"],"apc_list":null,"apc_paid":null,"fwci":0.1656,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.41462918,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"83","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11206","display_name":"Model Reduction and Neural Networks","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9894000291824341,"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":0.9850999712944031,"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/krylov-subspace","display_name":"Krylov subspace","score":0.7821131944656372},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.7346017360687256},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6757009029388428},{"id":"https://openalex.org/keywords/speedup","display_name":"Speedup","score":0.6637628078460693},{"id":"https://openalex.org/keywords/model-order-reduction","display_name":"Model order reduction","score":0.6024280190467834},{"id":"https://openalex.org/keywords/speed-of-sound","display_name":"Speed of sound","score":0.5664966106414795},{"id":"https://openalex.org/keywords/matching","display_name":"Matching (statistics)","score":0.5424585342407227},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5387680530548096},{"id":"https://openalex.org/keywords/diffusion","display_name":"Diffusion","score":0.48795002698898315},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.4508046507835388},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.44845858216285706},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.4308862090110779},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3620362877845764},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.2540299594402313},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.23845630884170532},{"id":"https://openalex.org/keywords/iterative-method","display_name":"Iterative method","score":0.2278461456298828},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.15431177616119385},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.13902825117111206},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.11285629868507385}],"concepts":[{"id":"https://openalex.org/C147060835","wikidata":"https://www.wikidata.org/wiki/Q1757151","display_name":"Krylov subspace","level":3,"score":0.7821131944656372},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.7346017360687256},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6757009029388428},{"id":"https://openalex.org/C68339613","wikidata":"https://www.wikidata.org/wiki/Q1549489","display_name":"Speedup","level":2,"score":0.6637628078460693},{"id":"https://openalex.org/C2779277453","wikidata":"https://www.wikidata.org/wiki/Q12202921","display_name":"Model order reduction","level":3,"score":0.6024280190467834},{"id":"https://openalex.org/C200351514","wikidata":"https://www.wikidata.org/wiki/Q124003","display_name":"Speed of sound","level":2,"score":0.5664966106414795},{"id":"https://openalex.org/C165064840","wikidata":"https://www.wikidata.org/wiki/Q1321061","display_name":"Matching (statistics)","level":2,"score":0.5424585342407227},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5387680530548096},{"id":"https://openalex.org/C69357855","wikidata":"https://www.wikidata.org/wiki/Q163214","display_name":"Diffusion","level":2,"score":0.48795002698898315},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.4508046507835388},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.44845858216285706},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.4308862090110779},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3620362877845764},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.2540299594402313},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.23845630884170532},{"id":"https://openalex.org/C159694833","wikidata":"https://www.wikidata.org/wiki/Q2321565","display_name":"Iterative method","level":2,"score":0.2278461456298828},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.15431177616119385},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.13902825117111206},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11285629868507385},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C97355855","wikidata":"https://www.wikidata.org/wiki/Q11473","display_name":"Thermodynamics","level":1,"score":0.0},{"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/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp49357.2023.10097242","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/icassp49357.2023.10097242","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ICASSP 2023 - 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1489767088","https://openalex.org/W1605417594","https://openalex.org/W1996297482","https://openalex.org/W2027375384","https://openalex.org/W2027808387","https://openalex.org/W2045342695","https://openalex.org/W2086590360","https://openalex.org/W2101610188","https://openalex.org/W2103960654","https://openalex.org/W2107883577","https://openalex.org/W2113466172","https://openalex.org/W2122608783","https://openalex.org/W2320232449","https://openalex.org/W2526966398","https://openalex.org/W3127628041","https://openalex.org/W6727987865"],"related_works":["https://openalex.org/W1668795783","https://openalex.org/W2323113259","https://openalex.org/W2765250005","https://openalex.org/W2088424998","https://openalex.org/W2168392479","https://openalex.org/W2011763796","https://openalex.org/W1972333976","https://openalex.org/W3160015","https://openalex.org/W3030874150","https://openalex.org/W2091031081"],"abstract_inverted_index":{"Efficient":[0],"sound":[1,37,84],"density":[2,38],"simulation":[3],"for":[4,16],"room":[5,51,60],"acoustic":[6,61],"models":[7,108],"is":[8,39],"a":[9,92,121],"challenging":[10],"problem,":[11],"due":[12],"to":[13,42,64,111,124],"the":[14,17,34,49,59,82],"need":[15],"solution":[18],"of":[19,22,36,48],"large-scale":[20],"systems":[21],"equations":[23],"that":[24,103],"require":[25],"unreasonably":[26],"long":[27],"computational":[28],"times.":[29],"However,":[30],"in":[31,81,109],"many":[32,116],"cases,":[33],"measurement":[35],"not":[40],"required":[41],"be":[43,78],"computed":[44],"at":[45,54],"every":[46],"point":[47],"entire":[50],"but":[52],"only":[53],"certain":[55],"spots.":[56],"This":[57],"makes":[58],"problem":[62],"amenable":[63],"Model":[65],"Order":[66],"Reduction":[67],"(MOR)":[68],"techniques.":[69],"Moment-Matching":[70],"(MM)":[71],"techniques":[72],"are":[73],"well":[74],"established":[75],"and":[76],"can":[77,104],"directly":[79],"applied":[80],"resulting":[83],"diffusion":[85],"equation.":[86],"In":[87],"this":[88],"paper,":[89],"we":[90],"propose":[91],"computationally":[93],"efficient":[94],"MM":[95],"algorithm":[96],"based":[97],"on":[98],"extended":[99],"Krylov":[100],"subspace":[101],"method,":[102],"generate":[105],"very":[106],"compact":[107],"order":[110],"efficiently":[112],"simulate":[113],"them":[114],"across":[115],"time-steps.":[117],"Experimental":[118],"results":[119],"demonstrate":[120],"speedup":[122],"up":[123],"1016\u00d7":[125],"with":[126],"relative":[127],"error":[128],"less":[129],"than":[130],"0.5%.":[131]},"counts_by_year":[{"year":2023,"cited_by_count":1}],"updated_date":"2025-12-24T23:09:58.560324","created_date":"2025-10-10T00:00:00"}
