{"id":"https://openalex.org/W2076347985","doi":"https://doi.org/10.1109/tassp.1987.1165192","title":"A note on \"Positive time-frequency distributions\"","display_name":"A note on \"Positive time-frequency distributions\"","publication_year":1987,"publication_date":"1987-05-01","ids":{"openalex":"https://openalex.org/W2076347985","doi":"https://doi.org/10.1109/tassp.1987.1165192","mag":"2076347985"},"language":"en","primary_location":{"id":"doi:10.1109/tassp.1987.1165192","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tassp.1987.1165192","pdf_url":null,"source":{"id":"https://openalex.org/S98930721","display_name":"IEEE Transactions on Acoustics Speech and Signal Processing","issn_l":"0096-3518","issn":["0096-3518"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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 Transactions on Acoustics, Speech, and Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://research.tue.nl/nl/publications/a-note-on-positive-timefrequency-distributions-by-l-cohen(06a0cd6a-74a0-4054-9b50-98e7d8823145).html","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5110900927","display_name":"A. J. E. M. Janssen","orcid":null},"institutions":[{"id":"https://openalex.org/I1329325741","display_name":"Philips (Finland)","ror":"https://ror.org/01g4jev56","country_code":"FI","type":"company","lineage":["https://openalex.org/I1329325741","https://openalex.org/I4210122849"]},{"id":"https://openalex.org/I4210122849","display_name":"Philips (Netherlands)","ror":"https://ror.org/02p2bgp27","country_code":"NL","type":"company","lineage":["https://openalex.org/I4210122849"]}],"countries":["FI","NL"],"is_corresponding":true,"raw_author_name":"A. Janssen","raw_affiliation_strings":["Philips Research Laboratories, Eindhoven, Netherlands","Philips' Research Laboratories, Eindhoven-Netherlands"],"affiliations":[{"raw_affiliation_string":"Philips Research Laboratories, Eindhoven, Netherlands","institution_ids":["https://openalex.org/I4210122849"]},{"raw_affiliation_string":"Philips' Research Laboratories, Eindhoven-Netherlands","institution_ids":["https://openalex.org/I1329325741"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5110900927"],"corresponding_institution_ids":["https://openalex.org/I1329325741","https://openalex.org/I4210122849"],"apc_list":null,"apc_paid":null,"fwci":1.2637,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.82295167,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"35","issue":"5","first_page":"701","last_page":"703"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9969000220298767,"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"}},"topics":[{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9969000220298767,"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/T10220","display_name":"Machine Fault Diagnosis Techniques","score":0.9919999837875366,"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/T11210","display_name":"Mathematical Analysis and Transform Methods","score":0.9821000099182129,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.6029662489891052},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.5567168593406677},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5561003684997559},{"id":"https://openalex.org/keywords/frequency-distribution","display_name":"Frequency distribution","score":0.5390175580978394},{"id":"https://openalex.org/keywords/time\u2013frequency-analysis","display_name":"Time\u2013frequency analysis","score":0.5266630053520203},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.4115879535675049},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.40906795859336853},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.3500012159347534},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3371436595916748},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.3237754702568054},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.28660446405410767},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.13261720538139343}],"concepts":[{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.6029662489891052},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.5567168593406677},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5561003684997559},{"id":"https://openalex.org/C51921466","wikidata":"https://www.wikidata.org/wiki/Q1627586","display_name":"Frequency distribution","level":2,"score":0.5390175580978394},{"id":"https://openalex.org/C142433447","wikidata":"https://www.wikidata.org/wiki/Q7806653","display_name":"Time\u2013frequency analysis","level":3,"score":0.5266630053520203},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.4115879535675049},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.40906795859336853},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.3500012159347534},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3371436595916748},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.3237754702568054},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.28660446405410767},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.13261720538139343},{"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}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tassp.1987.1165192","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tassp.1987.1165192","pdf_url":null,"source":{"id":"https://openalex.org/S98930721","display_name":"IEEE Transactions on Acoustics Speech and Signal Processing","issn_l":"0096-3518","issn":["0096-3518"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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 Transactions on Acoustics, Speech, and Signal Processing","raw_type":"journal-article"},{"id":"pmh:tue:oai:pure.tue.nl:publications/06a0cd6a-74a0-4054-9b50-98e7d8823145","is_oa":true,"landing_page_url":"https://research.tue.nl/nl/publications/a-note-on-positive-timefrequency-distributions-by-l-cohen(06a0cd6a-74a0-4054-9b50-98e7d8823145).html","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"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":"IEEE Transactions on Acoustics, Speech, and Signal Processing, 35(5), 701 - 703","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"pmh:tue:oai:pure.tue.nl:publications/06a0cd6a-74a0-4054-9b50-98e7d8823145","is_oa":true,"landing_page_url":"https://research.tue.nl/nl/publications/a-note-on-positive-timefrequency-distributions-by-l-cohen(06a0cd6a-74a0-4054-9b50-98e7d8823145).html","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"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":"IEEE Transactions on Acoustics, Speech, and Signal Processing, 35(5), 701 - 703","raw_type":"info:eu-repo/semantics/article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1574285569","https://openalex.org/W1971527405","https://openalex.org/W2045667154","https://openalex.org/W2069105229","https://openalex.org/W2114674502"],"related_works":["https://openalex.org/W2113173936","https://openalex.org/W2351655225","https://openalex.org/W2000989547","https://openalex.org/W2017701997","https://openalex.org/W2101861455","https://openalex.org/W1978881573","https://openalex.org/W2188521832","https://openalex.org/W3182691036","https://openalex.org/W2064437759","https://openalex.org/W4280544094"],"abstract_inverted_index":{"We":[0],"discuss":[1],"the":[2,22,38],"performance":[3],"of":[4,21,37],"certain":[5],"recently":[6],"proposed":[7],"positive":[8],"time-frequency":[9],"distribution":[10,42],"functions":[11],"with":[12,31],"correct":[13],"marginals.":[14],"It":[15],"turns":[16],"out":[17],"that":[18],"for":[19],"signals":[20],"FM":[23],"type,":[24],"satisfactory":[25],"results":[26],"can":[27],"only":[28],"be":[29],"obtained":[30],"a":[32],"strongly":[33],"signal":[34],"dependent":[35],"choice":[36],"parameters":[39],"in":[40],"these":[41],"functions.":[43]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
