{"id":"https://openalex.org/W2118579598","doi":"https://doi.org/10.1109/icecs.2002.1046424","title":"High-resolution data-adaptive time-frequency analysis","display_name":"High-resolution data-adaptive time-frequency analysis","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W2118579598","doi":"https://doi.org/10.1109/icecs.2002.1046424","mag":"2118579598"},"language":"en","primary_location":{"id":"doi:10.1109/icecs.2002.1046424","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icecs.2002.1046424","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"9th International Conference on Electronics, Circuits and Systems","raw_type":"proceedings-article"},"type":"conference-paper","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/A5053964818","display_name":"Vladimir Katkovnik","orcid":"https://orcid.org/0000-0003-3478-0669"},"institutions":[{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"V. Katkovnik","raw_affiliation_strings":["Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074877434","display_name":"Ljubi\u0161a Stankovi\u0107","orcid":"https://orcid.org/0000-0002-9736-9036"},"institutions":[{"id":"https://openalex.org/I5936373","display_name":"University of Montenegro","ror":"https://ror.org/02drrjp49","country_code":"ME","type":"education","lineage":["https://openalex.org/I5936373"]}],"countries":["ME"],"is_corresponding":false,"raw_author_name":"L. Stankovic","raw_affiliation_strings":["Elektrotehnicki fakultet University of Montenegro, Podgorica, Montenegro"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektrotehnicki fakultet University of Montenegro, Podgorica, Montenegro","institution_ids":["https://openalex.org/I5936373"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"3","issue":null,"first_page":"1023","last_page":"1026"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10534","display_name":"Structural Health Monitoring Techniques","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural Engineering"},"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2207","display_name":"Control and Systems Engineering"},"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9977999925613403,"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/capon","display_name":"Capon","score":0.9898667931556702},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.77463698387146},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.6163684129714966},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5704851150512695},{"id":"https://openalex.org/keywords/spectral-density-estimation","display_name":"Spectral density estimation","score":0.5654353499412537},{"id":"https://openalex.org/keywords/constant","display_name":"Constant (computer programming)","score":0.5445610880851746},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5209080576896667},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.5063291788101196},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.5019063949584961},{"id":"https://openalex.org/keywords/harmonic-analysis","display_name":"Harmonic analysis","score":0.48637655377388},{"id":"https://openalex.org/keywords/instantaneous-phase","display_name":"Instantaneous phase","score":0.4791514277458191},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4381941854953766},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4301697909832001},{"id":"https://openalex.org/keywords/short-time-fourier-transform","display_name":"Short-time Fourier transform","score":0.42395520210266113},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.32435011863708496},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.26383495330810547},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.2111114263534546},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.2062947154045105}],"concepts":[{"id":"https://openalex.org/C2778955098","wikidata":"https://www.wikidata.org/wiki/Q594676","display_name":"Capon","level":3,"score":0.9898667931556702},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.77463698387146},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.6163684129714966},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5704851150512695},{"id":"https://openalex.org/C30049272","wikidata":"https://www.wikidata.org/wiki/Q6555326","display_name":"Spectral density estimation","level":3,"score":0.5654353499412537},{"id":"https://openalex.org/C2777027219","wikidata":"https://www.wikidata.org/wiki/Q1284190","display_name":"Constant (computer programming)","level":2,"score":0.5445610880851746},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5209080576896667},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.5063291788101196},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.5019063949584961},{"id":"https://openalex.org/C131770355","wikidata":"https://www.wikidata.org/wiki/Q876215","display_name":"Harmonic analysis","level":2,"score":0.48637655377388},{"id":"https://openalex.org/C137798554","wikidata":"https://www.wikidata.org/wiki/Q6038852","display_name":"Instantaneous phase","level":3,"score":0.4791514277458191},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4381941854953766},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4301697909832001},{"id":"https://openalex.org/C166386157","wikidata":"https://www.wikidata.org/wiki/Q1477735","display_name":"Short-time Fourier transform","level":4,"score":0.42395520210266113},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.32435011863708496},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.26383495330810547},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.2111114263534546},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.2062947154045105},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"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/C54197355","wikidata":"https://www.wikidata.org/wiki/Q5782992","display_name":"Beamforming","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icecs.2002.1046424","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icecs.2002.1046424","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"9th International Conference on Electronics, Circuits and Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.41999998688697815}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2010871203","https://openalex.org/W2011599908","https://openalex.org/W2066218102","https://openalex.org/W2078945539","https://openalex.org/W2129546785","https://openalex.org/W2132085292","https://openalex.org/W2159127920","https://openalex.org/W2188563164","https://openalex.org/W3151807103"],"related_works":["https://openalex.org/W4309227841","https://openalex.org/W2381496740","https://openalex.org/W2754962589","https://openalex.org/W2355074129","https://openalex.org/W2118579598","https://openalex.org/W3104464003","https://openalex.org/W2135862578","https://openalex.org/W2105558903","https://openalex.org/W2348077877","https://openalex.org/W925686532"],"abstract_inverted_index":{"Capon's":[0,30,61],"filters":[1],"were":[2],"originally":[3],"proposed":[4],"in":[5,39],"array":[6],"signal":[7,25],"processing.":[8],"It":[9],"had":[10],"been":[11],"shown":[12],"that":[13,23],"they":[14],"can":[15],"be":[16],"an":[17],"efficient":[18],"spectral":[19],"analysis":[20],"tool.":[21],"Assuming":[22],"the":[24,29,33,51,54,64,69,81],"frequency":[26,56],"is":[27,37,57,84],"constant":[28],"version":[31],"of":[32,63,77],"short-time":[34],"Fourier":[35],"transform":[36],"derived":[38],"time-frequency":[40],"analysis.":[41],"In":[42],"this":[43,48],"paper":[44],"we":[45],"have":[46],"generalized":[47],"approach":[49],"to":[50],"cases":[52],"when":[53],"instantaneous":[55],"not":[58],"constant.":[59],"The":[60],"forms":[62],"Wigner":[65],"distribution":[66],"(WD)":[67],"and":[68],"local":[70],"polynomial":[71],"periodogram":[72],"are":[73],"introduced.":[74],"Performance":[75],"improvement":[76],"these":[78],"representations":[79],"over":[80],"standard":[82],"ones":[83],"illustrated":[85],"by":[86],"examples.":[87]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}