{"id":"https://openalex.org/W4375869291","doi":"https://doi.org/10.1109/icassp49357.2023.10095411","title":"Sparsity-Smoothness-Aware Power Spectral Density Estimation with Application to Phased Array Weather Radar","display_name":"Sparsity-Smoothness-Aware Power Spectral Density Estimation with Application to Phased Array Weather Radar","publication_year":2023,"publication_date":"2023-05-05","ids":{"openalex":"https://openalex.org/W4375869291","doi":"https://doi.org/10.1109/icassp49357.2023.10095411"},"language":"en","primary_location":{"id":"doi:10.1109/icassp49357.2023.10095411","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49357.2023.10095411","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":"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/A5022358441","display_name":"Hiroki Kuroda","orcid":"https://orcid.org/0000-0002-8093-3219"},"institutions":[{"id":"https://openalex.org/I85922643","display_name":"Nagaoka University of Technology","ror":"https://ror.org/00ys1hz88","country_code":"JP","type":"education","lineage":["https://openalex.org/I85922643"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroki Kuroda","raw_affiliation_strings":["Nagaoka University of Technology,Dept. of Information and Management Systems Engineering","Dept. of Information and Management Systems Engineering, Nagaoka University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nagaoka University of Technology,Dept. of Information and Management Systems Engineering","institution_ids":["https://openalex.org/I85922643"]},{"raw_affiliation_string":"Dept. of Information and Management Systems Engineering, Nagaoka University of Technology","institution_ids":["https://openalex.org/I85922643"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088737648","display_name":"Daichi Kitahara","orcid":"https://orcid.org/0000-0002-6365-4314"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Daichi Kitahara","raw_affiliation_strings":["Osaka University,Division of Electrical, Electronic and Infocommunications Engineering","Division of Electrical, Electronic and Infocommunications Engineering, Osaka University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Osaka University,Division of Electrical, Electronic and Infocommunications Engineering","institution_ids":["https://openalex.org/I98285908"]},{"raw_affiliation_string":"Division of Electrical, Electronic and Infocommunications Engineering, Osaka University","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043976086","display_name":"Eiichi Yoshikawa","orcid":"https://orcid.org/0000-0001-6761-6414"},"institutions":[{"id":"https://openalex.org/I2800865746","display_name":"Japan Aerospace Exploration Agency","ror":"https://ror.org/059yhyy33","country_code":"JP","type":"facility","lineage":["https://openalex.org/I2800865746"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Eiichi Yoshikawa","raw_affiliation_strings":["Japan Aerospace Exploration Agency,Aeronautical Technology Directorate","Aeronautical Technology Directorate, Japan Aerospace Exploration Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Japan Aerospace Exploration Agency,Aeronautical Technology Directorate","institution_ids":["https://openalex.org/I2800865746"]},{"raw_affiliation_string":"Aeronautical Technology Directorate, Japan Aerospace Exploration Agency","institution_ids":["https://openalex.org/I2800865746"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029443968","display_name":"Hiroshi Kikuchi","orcid":"https://orcid.org/0000-0001-6947-902X"},"institutions":[{"id":"https://openalex.org/I20529979","display_name":"University of Electro-Communications","ror":"https://ror.org/02x73b849","country_code":"JP","type":"education","lineage":["https://openalex.org/I20529979"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Kikuchi","raw_affiliation_strings":["The University of Electro-Communications,Center for Space Science and Radio Engineering","Center for Space Science and Radio Engineering, The University of Electro-Communications"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The University of Electro-Communications,Center for Space Science and Radio Engineering","institution_ids":["https://openalex.org/I20529979"]},{"raw_affiliation_string":"Center for Space Science and Radio Engineering, The University of Electro-Communications","institution_ids":["https://openalex.org/I20529979"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065030241","display_name":"Tomoo Ushio","orcid":"https://orcid.org/0000-0001-8705-7672"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoo Ushio","raw_affiliation_strings":["Osaka University,Division of Electrical, Electronic and Infocommunications Engineering","Division of Electrical, Electronic and Infocommunications Engineering, Osaka University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Osaka University,Division of Electrical, Electronic and Infocommunications Engineering","institution_ids":["https://openalex.org/I98285908"]},{"raw_affiliation_string":"Division of Electrical, Electronic and Infocommunications Engineering, Osaka University","institution_ids":["https://openalex.org/I98285908"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2083,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.80517807,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9994999766349792,"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/T10931","display_name":"Direction-of-Arrival Estimation Techniques","score":0.9994999766349792,"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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9994000196456909,"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/T11233","display_name":"Advanced Adaptive Filtering Techniques","score":0.9988999962806702,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/phased-array","display_name":"Phased array","score":0.7588282227516174},{"id":"https://openalex.org/keywords/smoothing","display_name":"Smoothing","score":0.7435740828514099},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.6628503799438477},{"id":"https://openalex.org/keywords/smoothness","display_name":"Smoothness","score":0.6415473818778992},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5387613773345947},{"id":"https://openalex.org/keywords/spectral-density","display_name":"Spectral density","score":0.5175763368606567},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4789453148841858},{"id":"https://openalex.org/keywords/weather-radar","display_name":"Weather radar","score":0.4548793435096741},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.43700188398361206},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2936651408672333},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12944531440734863},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.07178813219070435}],"concepts":[{"id":"https://openalex.org/C55494473","wikidata":"https://www.wikidata.org/wiki/Q727898","display_name":"Phased array","level":3,"score":0.7588282227516174},{"id":"https://openalex.org/C3770464","wikidata":"https://www.wikidata.org/wiki/Q775963","display_name":"Smoothing","level":2,"score":0.7435740828514099},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6628503799438477},{"id":"https://openalex.org/C102634674","wikidata":"https://www.wikidata.org/wiki/Q868473","display_name":"Smoothness","level":2,"score":0.6415473818778992},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5387613773345947},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.5175763368606567},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4789453148841858},{"id":"https://openalex.org/C92237259","wikidata":"https://www.wikidata.org/wiki/Q863343","display_name":"Weather radar","level":3,"score":0.4548793435096741},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.43700188398361206},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2936651408672333},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12944531440734863},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.07178813219070435},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp49357.2023.10095411","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp49357.2023.10095411","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":31,"referenced_works":["https://openalex.org/W210359992","https://openalex.org/W223995386","https://openalex.org/W1986195997","https://openalex.org/W1990963875","https://openalex.org/W1994218933","https://openalex.org/W2000594266","https://openalex.org/W2033206995","https://openalex.org/W2037547320","https://openalex.org/W2037981501","https://openalex.org/W2042703116","https://openalex.org/W2045079045","https://openalex.org/W2046981910","https://openalex.org/W2052516567","https://openalex.org/W2084244979","https://openalex.org/W2088402448","https://openalex.org/W2092663520","https://openalex.org/W2111473540","https://openalex.org/W2115141757","https://openalex.org/W2117205791","https://openalex.org/W2120727252","https://openalex.org/W2210162573","https://openalex.org/W2400598469","https://openalex.org/W2528863944","https://openalex.org/W2793533348","https://openalex.org/W3000190659","https://openalex.org/W3093708658","https://openalex.org/W4224919570","https://openalex.org/W4226050178","https://openalex.org/W4226501511","https://openalex.org/W4292963524","https://openalex.org/W4375860094"],"related_works":["https://openalex.org/W2383807498","https://openalex.org/W1978572805","https://openalex.org/W2134817643","https://openalex.org/W2363386023","https://openalex.org/W2361437636","https://openalex.org/W2375029111","https://openalex.org/W2949355773","https://openalex.org/W2351474356","https://openalex.org/W2588292074","https://openalex.org/W2368900248"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4],"a":[5],"sparsity":[6,60],"and":[7,41,61],"smoothness":[8,63],"regularized":[9],"model":[10,30],"for":[11],"the":[12,39,42,49,53,59,62,73,87,94],"estimation":[13,97],"of":[14,20,26,38],"nonnegative":[15,50],"power":[16],"spectral":[17],"densities":[18],"(PSDs)":[19],"complex-valued":[21],"random":[22],"processes":[23],"from":[24],"mixtures":[25],"realizations.":[27],"The":[28,44],"proposed":[29,54,88],"is":[31,79],"designed":[32],"to":[33,93],"jointly":[34],"estimate":[35],"frequency":[36],"components":[37],"realizations":[40],"PSDs.":[43],"PSDs":[45],"are":[46],"estimated":[47],"by":[48],"variable":[51],"in":[52],"model,":[55],"which":[56,78],"enables":[57],"that":[58,86],"can":[64],"be":[65],"exploited":[66],"via":[67],"convex":[68],"optimization.":[69],"Numerical":[70],"experiments":[71],"on":[72],"phased":[74],"array":[75],"weather":[76,82],"radar,":[77],"an":[80],"advanced":[81],"radar":[83],"system,":[84],"show":[85],"approach":[89],"achieves":[90],"superior":[91],"performance":[92],"existing":[95],"sparse":[96],"models":[98],"combined":[99],"with":[100],"post-smoothing.":[101]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2023,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
