{"id":"https://openalex.org/W2983467370","doi":"https://doi.org/10.1109/igarss.2019.8898637","title":"Efficient Nonconvex Regularization for Azimuth Resolution Enhancement of Real Beam Scanning Radar","display_name":"Efficient Nonconvex Regularization for Azimuth Resolution Enhancement of Real Beam Scanning Radar","publication_year":2019,"publication_date":"2019-07-01","ids":{"openalex":"https://openalex.org/W2983467370","doi":"https://doi.org/10.1109/igarss.2019.8898637","mag":"2983467370"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2019.8898637","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2019.8898637","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium","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/A5005114302","display_name":"Lin Chen","orcid":"https://orcid.org/0000-0003-3909-4916"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Lin Chen","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074129836","display_name":"Xue Jiang","orcid":"https://orcid.org/0000-0001-7099-6817"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xue Jiang","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056609940","display_name":"Penghui Huang","orcid":"https://orcid.org/0000-0002-9153-2111"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Penghui Huang","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100449291","display_name":"Ye Zhang","orcid":"https://orcid.org/0000-0001-8721-4535"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ye Zhang","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061319150","display_name":"Xingzhao Liu","orcid":"https://orcid.org/0000-0002-4533-3904"},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingzhao Liu","raw_affiliation_strings":["Department of Electronic Engineering, Shanghai Jiao Tong University, China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Shanghai Jiao Tong University, China","institution_ids":["https://openalex.org/I183067930"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005114302"],"corresponding_institution_ids":["https://openalex.org/I183067930"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.12393142,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":97},"biblio":{"volume":"1","issue":null,"first_page":"692","last_page":"695"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9995999932289124,"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/azimuth","display_name":"Azimuth","score":0.8966056108474731},{"id":"https://openalex.org/keywords/regularization","display_name":"Regularization (linguistics)","score":0.8332712054252625},{"id":"https://openalex.org/keywords/superresolution","display_name":"Superresolution","score":0.5829976797103882},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5816618800163269},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.5578052997589111},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.5094500184059143},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.509131133556366},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.5043586492538452},{"id":"https://openalex.org/keywords/resolution","display_name":"Resolution (logic)","score":0.4526715576648712},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.42606061697006226},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4020256996154785},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.30510762333869934},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2733597159385681},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17159533500671387},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09205308556556702}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.8966056108474731},{"id":"https://openalex.org/C2776135515","wikidata":"https://www.wikidata.org/wiki/Q17143721","display_name":"Regularization (linguistics)","level":2,"score":0.8332712054252625},{"id":"https://openalex.org/C141239990","wikidata":"https://www.wikidata.org/wiki/Q957423","display_name":"Superresolution","level":3,"score":0.5829976797103882},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5816618800163269},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.5578052997589111},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.5094500184059143},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.509131133556366},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.5043586492538452},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.4526715576648712},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42606061697006226},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4020256996154785},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.30510762333869934},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2733597159385681},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17159533500671387},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09205308556556702}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2019.8898637","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2019.8898637","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium","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":9,"referenced_works":["https://openalex.org/W1966661320","https://openalex.org/W2013378881","https://openalex.org/W2068859154","https://openalex.org/W2164278908","https://openalex.org/W2342251251","https://openalex.org/W2547178181","https://openalex.org/W2913535645","https://openalex.org/W4292363360","https://openalex.org/W6758920291"],"related_works":["https://openalex.org/W3006474185","https://openalex.org/W2483195039","https://openalex.org/W2611761074","https://openalex.org/W2784452928","https://openalex.org/W1496347422","https://openalex.org/W4387829222","https://openalex.org/W3004000015","https://openalex.org/W4288598071","https://openalex.org/W2559771220","https://openalex.org/W4387828885"],"abstract_inverted_index":{"Azimuth":[0],"superresolution":[1,17],"for":[2],"real":[3],"beam":[4],"scanning":[5],"radar":[6],"aims":[7],"to":[8,29,39,49,64],"recover":[9],"the":[10,30,51,66,72,76,95,100],"high-resolution":[11],"image":[12],"from":[13],"low-resolution":[14],"echo.":[15],"Among":[16],"techniques,":[18],"regularization-based":[19],"methods":[20,27],"are":[21,37],"widely":[22],"used,":[23],"but":[24],"most":[25],"existing":[26],"lead":[28],"blurring":[31],"of":[32,99],"scattering":[33],"targets":[34],"and":[35,97],"thus":[36],"difficult":[38],"distinguish":[40],"between":[41],"close":[42],"targets.":[43],"In":[44],"this":[45],"paper,":[46],"we":[47],"propose":[48],"employ":[50],"nonconvex":[52],"\u2113":[53],"<sub":[54],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[55],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">p</sub>":[56],"-regularization":[57],"with":[58],"0":[59],"<;":[60,62],"p":[61],"1":[63],"achieve":[65],"sparsity-driven":[67],"superresolution,":[68],"which":[69],"further":[70],"enhances":[71],"azimuth":[73],"resolution.":[74],"Furthermore,":[75],"resultant":[77],"optimization":[78],"problem":[79],"is":[80],"efficiently":[81],"solved":[82],"using":[83],"an":[84],"unified":[85],"framework":[86],"via":[87],"incorporating":[88],"different":[89],"proximity":[90],"operators.":[91],"Simulation":[92],"results":[93],"validate":[94],"accuracy":[96],"efficiency":[98],"proposed":[101],"algorithm.":[102]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
