{"id":"https://openalex.org/W1964360921","doi":"https://doi.org/10.1109/97.481164","title":"A time-frequency distribution concentrated along the instantaneous frequency","display_name":"A time-frequency distribution concentrated along the instantaneous frequency","publication_year":1996,"publication_date":"1996-03-01","ids":{"openalex":"https://openalex.org/W1964360921","doi":"https://doi.org/10.1109/97.481164","mag":"1964360921"},"language":"en","primary_location":{"id":"doi:10.1109/97.481164","is_oa":false,"landing_page_url":"https://doi.org/10.1109/97.481164","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/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":true,"raw_author_name":"L. Stankovic","raw_affiliation_strings":["Elektrotehnicki fakultet, University of Montenegro, Yugoslavia","Elektrotehnicki Fakultet, Montenegro Univ., Yugoslavia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Elektrotehnicki fakultet, University of Montenegro, Yugoslavia","institution_ids":["https://openalex.org/I5936373"]},{"raw_affiliation_string":"Elektrotehnicki Fakultet, Montenegro Univ., Yugoslavia","institution_ids":["https://openalex.org/I5936373"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5074877434"],"corresponding_institution_ids":["https://openalex.org/I5936373"],"apc_list":null,"apc_paid":null,"fwci":1.6691,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.80995196,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"3","issue":"3","first_page":"89","last_page":"91"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9975000023841858,"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"}},"topics":[{"id":"https://openalex.org/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9975000023841858,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9934999942779541,"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":0.9890000224113464,"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/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.6880104541778564},{"id":"https://openalex.org/keywords/wigner-distribution-function","display_name":"Wigner distribution function","score":0.6307206749916077},{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.6014399528503418},{"id":"https://openalex.org/keywords/instantaneous-phase","display_name":"Instantaneous phase","score":0.5372782349586487},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.4836350679397583},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.47166335582733154},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4406631886959076},{"id":"https://openalex.org/keywords/marginal-distribution","display_name":"Marginal distribution","score":0.437737375497818},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.4126332402229309},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.37564384937286377},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.33086061477661133},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.3269036114215851},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.284965842962265},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.27553561329841614},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1436735987663269},{"id":"https://openalex.org/keywords/random-variable","display_name":"Random variable","score":0.12681400775909424},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.07820135354995728}],"concepts":[{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.6880104541778564},{"id":"https://openalex.org/C151077058","wikidata":"https://www.wikidata.org/wiki/Q233415","display_name":"Wigner distribution function","level":3,"score":0.6307206749916077},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.6014399528503418},{"id":"https://openalex.org/C137798554","wikidata":"https://www.wikidata.org/wiki/Q6038852","display_name":"Instantaneous phase","level":3,"score":0.5372782349586487},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.4836350679397583},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.47166335582733154},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4406631886959076},{"id":"https://openalex.org/C165216359","wikidata":"https://www.wikidata.org/wiki/Q670653","display_name":"Marginal distribution","level":3,"score":0.437737375497818},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.4126332402229309},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.37564384937286377},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.33086061477661133},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3269036114215851},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.284965842962265},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.27553561329841614},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1436735987663269},{"id":"https://openalex.org/C122123141","wikidata":"https://www.wikidata.org/wiki/Q176623","display_name":"Random variable","level":2,"score":0.12681400775909424},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.07820135354995728},{"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/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/97.481164","is_oa":false,"landing_page_url":"https://doi.org/10.1109/97.481164","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"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.8899999856948853,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W142899727","https://openalex.org/W201387808","https://openalex.org/W1640203915","https://openalex.org/W1925346143","https://openalex.org/W1941020607","https://openalex.org/W1999085367","https://openalex.org/W2033185520","https://openalex.org/W2048508162","https://openalex.org/W2050327327","https://openalex.org/W2101172883","https://openalex.org/W2101861455","https://openalex.org/W2120811973","https://openalex.org/W2129546785","https://openalex.org/W2132085292","https://openalex.org/W2144632522","https://openalex.org/W2156439126","https://openalex.org/W2156980115","https://openalex.org/W2165878107"],"related_works":["https://openalex.org/W2134843605","https://openalex.org/W3091698330","https://openalex.org/W2129546785","https://openalex.org/W1619742598","https://openalex.org/W1915158011","https://openalex.org/W116012085","https://openalex.org/W1975700579","https://openalex.org/W2121898104","https://openalex.org/W2101861455","https://openalex.org/W1541837676"],"abstract_inverted_index":{"A":[0],"time-frequency":[1],"distribution":[2,18],"that":[3],"produces":[4],"high":[5],"concentration":[6],"at":[7],"the":[8,26,41,45],"instantaneous":[9],"frequency":[10,42],"for":[11],"an":[12],"arbitrary":[13],"signal":[14],"is":[15,53],"proposed.":[16],"This":[17],"may":[19],"be":[20],"treated":[21],"as":[22,38,40],"a":[23],"variant":[24],"of":[25,47],"L-Wigner":[27],"distribution,":[28],"but":[29],"it":[30],"also":[31],"satisfies":[32],"unbiased":[33],"energy":[34],"condition,":[35],"time":[36],"marginal,":[37],"well":[39],"marginal":[43],"in":[44],"case":[46],"asymptotic":[48],"signals.":[49],"The":[50],"theory":[51],"presented":[52],"illustrated":[54],"by":[55],"examples.":[56]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
