{"id":"https://openalex.org/W2118211936","doi":"https://doi.org/10.1109/icassp.2011.5947182","title":"A time-frequency method for increasing the signal-to-noise ratio in system identification with exponential sweeps","display_name":"A time-frequency method for increasing the signal-to-noise ratio in system identification with exponential sweeps","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2118211936","doi":"https://doi.org/10.1109/icassp.2011.5947182","mag":"2118211936"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2011.5947182","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947182","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 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/A5033273187","display_name":"Piotr Majdak","orcid":"https://orcid.org/0000-0003-1511-6164"},"institutions":[{"id":"https://openalex.org/I138211613","display_name":"Austrian Academy of Sciences","ror":"https://ror.org/03anc3s24","country_code":"AT","type":"government","lineage":["https://openalex.org/I138211613"]},{"id":"https://openalex.org/I2800119247","display_name":"Acoustics Research Institute","ror":"https://ror.org/04jd9ff79","country_code":"AT","type":"facility","lineage":["https://openalex.org/I138211613","https://openalex.org/I2800119247"]}],"countries":["AT"],"is_corresponding":true,"raw_author_name":"Piotr Majdak","raw_affiliation_strings":["Acoustics Research Institute, Austrian Academy of Sciences, Austria"],"affiliations":[{"raw_affiliation_string":"Acoustics Research Institute, Austrian Academy of Sciences, Austria","institution_ids":["https://openalex.org/I138211613","https://openalex.org/I2800119247"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084861530","display_name":"P\u00e9ter Bal\u00e1zs","orcid":"https://orcid.org/0000-0003-4939-0831"},"institutions":[{"id":"https://openalex.org/I138211613","display_name":"Austrian Academy of Sciences","ror":"https://ror.org/03anc3s24","country_code":"AT","type":"government","lineage":["https://openalex.org/I138211613"]},{"id":"https://openalex.org/I2800119247","display_name":"Acoustics Research Institute","ror":"https://ror.org/04jd9ff79","country_code":"AT","type":"facility","lineage":["https://openalex.org/I138211613","https://openalex.org/I2800119247"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Peter Balazs","raw_affiliation_strings":["Acoustics Research Institute, Austrian Academy of Sciences, Austria"],"affiliations":[{"raw_affiliation_string":"Acoustics Research Institute, Austrian Academy of Sciences, Austria","institution_ids":["https://openalex.org/I138211613","https://openalex.org/I2800119247"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067968218","display_name":"W. Kreuzer","orcid":"https://orcid.org/0000-0003-3772-0514"},"institutions":[{"id":"https://openalex.org/I138211613","display_name":"Austrian Academy of Sciences","ror":"https://ror.org/03anc3s24","country_code":"AT","type":"government","lineage":["https://openalex.org/I138211613"]},{"id":"https://openalex.org/I2800119247","display_name":"Acoustics Research Institute","ror":"https://ror.org/04jd9ff79","country_code":"AT","type":"facility","lineage":["https://openalex.org/I138211613","https://openalex.org/I2800119247"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Wolfgang Kreuzer","raw_affiliation_strings":["Acoustics Research Institute, Austrian Academy of Sciences, Austria"],"affiliations":[{"raw_affiliation_string":"Acoustics Research Institute, Austrian Academy of Sciences, Austria","institution_ids":["https://openalex.org/I138211613","https://openalex.org/I2800119247"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056178266","display_name":"Monika D\u00f6rfler","orcid":"https://orcid.org/0000-0001-6139-630X"},"institutions":[{"id":"https://openalex.org/I129774422","display_name":"University of Vienna","ror":"https://ror.org/03prydq77","country_code":"AT","type":"education","lineage":["https://openalex.org/I129774422"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Monika D\u00f6rfler","raw_affiliation_strings":["Numerical Harmonic Analysis Group, Faculty of Mathematics, University of Vienna, Austria","Numerical Harmonic Analysis Group, Faculty of Mathematics, University of Vienna, Austria#TAB#"],"affiliations":[{"raw_affiliation_string":"Numerical Harmonic Analysis Group, Faculty of Mathematics, University of Vienna, Austria","institution_ids":["https://openalex.org/I129774422"]},{"raw_affiliation_string":"Numerical Harmonic Analysis Group, Faculty of Mathematics, University of Vienna, Austria#TAB#","institution_ids":["https://openalex.org/I129774422"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5033273187"],"corresponding_institution_ids":["https://openalex.org/I138211613","https://openalex.org/I2800119247"],"apc_list":null,"apc_paid":null,"fwci":2.4956,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":{"value":0.89986336,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"3812","last_page":"3815"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10860","display_name":"Speech and Audio Processing","score":0.9993000030517578,"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":0.9993000030517578,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9988999962806702,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.9969000220298767,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/impulse","display_name":"Impulse (physics)","score":0.5561241507530212},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5521105527877808},{"id":"https://openalex.org/keywords/noise-reduction","display_name":"Noise reduction","score":0.5399181842803955},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.5197013020515442},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.511034369468689},{"id":"https://openalex.org/keywords/noise-measurement","display_name":"Noise measurement","score":0.4893607497215271},{"id":"https://openalex.org/keywords/exponential-function","display_name":"Exponential function","score":0.4667425751686096},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.4509619176387787},{"id":"https://openalex.org/keywords/colors-of-noise","display_name":"Colors of noise","score":0.4233185648918152},{"id":"https://openalex.org/keywords/impulse-noise","display_name":"Impulse noise","score":0.41986003518104553},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.41787800192832947},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3757586181163788},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.31061288714408875},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2341890037059784},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.15491434931755066},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.14633414149284363},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.09601554274559021}],"concepts":[{"id":"https://openalex.org/C70836080","wikidata":"https://www.wikidata.org/wiki/Q837940","display_name":"Impulse (physics)","level":2,"score":0.5561241507530212},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5521105527877808},{"id":"https://openalex.org/C163294075","wikidata":"https://www.wikidata.org/wiki/Q581861","display_name":"Noise reduction","level":2,"score":0.5399181842803955},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.5197013020515442},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.511034369468689},{"id":"https://openalex.org/C29265498","wikidata":"https://www.wikidata.org/wiki/Q7047719","display_name":"Noise measurement","level":3,"score":0.4893607497215271},{"id":"https://openalex.org/C151376022","wikidata":"https://www.wikidata.org/wiki/Q168698","display_name":"Exponential function","level":2,"score":0.4667425751686096},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.4509619176387787},{"id":"https://openalex.org/C114996537","wikidata":"https://www.wikidata.org/wiki/Q4854529","display_name":"Colors of noise","level":3,"score":0.4233185648918152},{"id":"https://openalex.org/C127372701","wikidata":"https://www.wikidata.org/wiki/Q16979398","display_name":"Impulse noise","level":3,"score":0.41986003518104553},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.41787800192832947},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3757586181163788},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.31061288714408875},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2341890037059784},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.15491434931755066},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.14633414149284363},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.09601554274559021},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"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/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2011.5947182","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5947182","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6499999761581421,"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W1490262966","https://openalex.org/W1510355813","https://openalex.org/W1588031330","https://openalex.org/W1995144245","https://openalex.org/W2006053431","https://openalex.org/W2090917504","https://openalex.org/W2095339500","https://openalex.org/W2112133784","https://openalex.org/W2115388399","https://openalex.org/W2121973264","https://openalex.org/W2128653836","https://openalex.org/W2132454693","https://openalex.org/W2134524318","https://openalex.org/W2160544814","https://openalex.org/W2414887269","https://openalex.org/W2734362780","https://openalex.org/W2911911643","https://openalex.org/W3147539069","https://openalex.org/W6651858270","https://openalex.org/W6740343965"],"related_works":["https://openalex.org/W2756361190","https://openalex.org/W2593128366","https://openalex.org/W2900749592","https://openalex.org/W1978190414","https://openalex.org/W2156824184","https://openalex.org/W3143566216","https://openalex.org/W2571655022","https://openalex.org/W1986743941","https://openalex.org/W2170781407","https://openalex.org/W2118824338"],"abstract_inverted_index":{"Exponential":[0],"sweeps":[1],"are":[2,13],"widely":[3],"used":[4],"to":[5,26,43],"measure":[6],"impulse":[7],"responses":[8],"of":[9,54],"electro-acoustic":[10],"systems.":[11],"Measurements":[12],"often":[14],"contaminated":[15,72],"by":[16,32,73],"environmental":[17],"noise":[18,56],"and":[19],"nonlinear":[20],"distortions.":[21],"We":[22],"propose":[23],"a":[24],"method":[25],"increase":[27],"the":[28,34,38,51,55,64],"signal-to-noise":[29],"ratio":[30],"(SNR)":[31],"denoising":[33,46],"recorded":[35],"signal":[36],"in":[37,63],"time-frequency":[39],"plane.":[40],"In":[41],"contrast":[42],"state-of-the":[44],"art":[45],"methods,":[47],"no":[48],"assumption":[49],"about":[50],"spectral":[52],"characteristics":[53],"is":[57],"required.":[58],"Numerical":[59],"simulations":[60],"demonstrate":[61],"improvements":[62],"SNR":[65],"under":[66],"low-SNR":[67],"conditions":[68],"even":[69],"for":[70],"measurements":[71],"colored":[74],"noise.":[75]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-08T06:01:36.053099","created_date":"2025-10-10T00:00:00"}