{"id":"https://openalex.org/W3007865751","doi":"https://doi.org/10.1109/lgrs.2020.2974528","title":"Mitigation of Radio Frequency Interference in HFSWR Using Fractional Fourier Transform Based Filtering Algorithms","display_name":"Mitigation of Radio Frequency Interference in HFSWR Using Fractional Fourier Transform Based Filtering Algorithms","publication_year":2020,"publication_date":"2020-02-27","ids":{"openalex":"https://openalex.org/W3007865751","doi":"https://doi.org/10.1109/lgrs.2020.2974528","mag":"3007865751"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2020.2974528","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2020.2974528","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing 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/A5077038103","display_name":"Qinxiong Wang","orcid":"https://orcid.org/0000-0003-2486-1879"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Qinxiong Wang","raw_affiliation_strings":["School of Electronic Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005735061","display_name":"Zhangyou Chen","orcid":"https://orcid.org/0000-0002-3347-147X"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhangyou Chen","raw_affiliation_strings":["School of Electronic Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008027617","display_name":"Qing Zhou","orcid":"https://orcid.org/0000-0002-5311-8972"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qing Zhou","raw_affiliation_strings":["School of Electronic Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040461340","display_name":"Xiongbin Wu","orcid":"https://orcid.org/0000-0003-1615-0065"},"institutions":[{"id":"https://openalex.org/I37461747","display_name":"Wuhan University","ror":"https://ror.org/033vjfk17","country_code":"CN","type":"education","lineage":["https://openalex.org/I37461747"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiongbin Wu","raw_affiliation_strings":["School of Electronic Information, Wuhan University, Wuhan, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Information, Wuhan University, Wuhan, China","institution_ids":["https://openalex.org/I37461747"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5077038103"],"corresponding_institution_ids":["https://openalex.org/I37461747"],"apc_list":null,"apc_paid":null,"fwci":0.5831,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.59028494,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"18","issue":"2","first_page":"261","last_page":"265"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11210","display_name":"Mathematical Analysis and Transform Methods","score":0.9991999864578247,"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"}},"topics":[{"id":"https://openalex.org/T11210","display_name":"Mathematical Analysis and Transform Methods","score":0.9991999864578247,"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"}},{"id":"https://openalex.org/T11698","display_name":"Underwater Acoustics Research","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9977999925613403,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/fractional-fourier-transform","display_name":"Fractional Fourier transform","score":0.7792642116546631},{"id":"https://openalex.org/keywords/chirp","display_name":"Chirp","score":0.7766090631484985},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7061613202095032},{"id":"https://openalex.org/keywords/interference","display_name":"Interference (communication)","score":0.6770623326301575},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6332404017448425},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4883567988872528},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.47951391339302063},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.47305503487586975},{"id":"https://openalex.org/keywords/matched-filter","display_name":"Matched filter","score":0.4498169720172882},{"id":"https://openalex.org/keywords/signal-to-noise-ratio","display_name":"Signal-to-noise ratio (imaging)","score":0.4392457902431488},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.43394070863723755},{"id":"https://openalex.org/keywords/frequency-modulation","display_name":"Frequency modulation","score":0.42257189750671387},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.3535672724246979},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.30804023146629333},{"id":"https://openalex.org/keywords/radio-frequency","display_name":"Radio frequency","score":0.2825697660446167},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2045106589794159},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.16913190484046936},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.14782536029815674},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.13116151094436646},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.1159747838973999},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.11367452144622803},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.0801452100276947}],"concepts":[{"id":"https://openalex.org/C76563020","wikidata":"https://www.wikidata.org/wiki/Q4817582","display_name":"Fractional Fourier transform","level":4,"score":0.7792642116546631},{"id":"https://openalex.org/C132794960","wikidata":"https://www.wikidata.org/wiki/Q27304","display_name":"Chirp","level":3,"score":0.7766090631484985},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7061613202095032},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.6770623326301575},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6332404017448425},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4883567988872528},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.47951391339302063},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.47305503487586975},{"id":"https://openalex.org/C50151734","wikidata":"https://www.wikidata.org/wiki/Q1759577","display_name":"Matched filter","level":3,"score":0.4498169720172882},{"id":"https://openalex.org/C13944312","wikidata":"https://www.wikidata.org/wiki/Q7512748","display_name":"Signal-to-noise ratio (imaging)","level":2,"score":0.4392457902431488},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.43394070863723755},{"id":"https://openalex.org/C11930861","wikidata":"https://www.wikidata.org/wiki/Q181417","display_name":"Frequency modulation","level":3,"score":0.42257189750671387},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3535672724246979},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.30804023146629333},{"id":"https://openalex.org/C74064498","wikidata":"https://www.wikidata.org/wiki/Q3396184","display_name":"Radio frequency","level":2,"score":0.2825697660446167},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2045106589794159},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.16913190484046936},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.14782536029815674},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.13116151094436646},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.1159747838973999},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11367452144622803},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.0801452100276947},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","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},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2020.2974528","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2020.2974528","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"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 Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/13","score":0.4699999988079071,"display_name":"Climate action"}],"awards":[{"id":"https://openalex.org/G6716368812","display_name":null,"funder_award_id":"61771352","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7159593004","display_name":null,"funder_award_id":"61401316","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W592202337","https://openalex.org/W1496276123","https://openalex.org/W1576127104","https://openalex.org/W1998741985","https://openalex.org/W2004818859","https://openalex.org/W2066822052","https://openalex.org/W2070681743","https://openalex.org/W2078938486","https://openalex.org/W2107736073","https://openalex.org/W2108710836","https://openalex.org/W2116715168","https://openalex.org/W2121890631","https://openalex.org/W2125659977","https://openalex.org/W2143612588","https://openalex.org/W2244227857","https://openalex.org/W2287573130","https://openalex.org/W2538344238","https://openalex.org/W2626679903","https://openalex.org/W2773691025","https://openalex.org/W2790750339","https://openalex.org/W2803038280","https://openalex.org/W4242688646","https://openalex.org/W6629730523","https://openalex.org/W6680993456"],"related_works":["https://openalex.org/W2350041667","https://openalex.org/W2040742534","https://openalex.org/W2383759048","https://openalex.org/W2393064078","https://openalex.org/W2007192127","https://openalex.org/W2037302949","https://openalex.org/W2392449321","https://openalex.org/W2359558539","https://openalex.org/W1578592644","https://openalex.org/W3007865751"],"abstract_inverted_index":{"The":[0,17,91,111],"detection":[1],"performance":[2],"of":[3,61,69],"high-frequency":[4],"surface":[5],"wave":[6],"radar":[7],"(HFSWR)":[8],"is":[9,34,64,78,132],"highly":[10],"susceptible":[11],"to":[12,38,45,129],"radio":[13],"frequency":[14],"interference":[15,49],"(RFI).":[16],"fact":[18],"that":[19,95,115],"external":[20,102],"RFIs":[21,103],"will":[22],"turn":[23],"into":[24],"a":[25,35],"chirp":[26,41],"signal":[27,128],"and":[28,71,83,126],"the":[29,40,96,106,116,127],"fractional":[30],"Fourier":[31],"transform":[32],"(FRFT)":[33],"potent":[36],"tool":[37],"analyze":[39],"signal,":[42],"motivates":[43],"us":[44],"use":[46],"FRFT":[47,70,82],"in":[48],"mitigation.":[50],"In":[51],"this":[52],"letter,":[53],"two":[54],"new":[55],"RFI":[56,122,140],"suppression":[57],"schemes":[58,98,118],"are":[59],"proposed,":[60],"which":[62],"one":[63],"based":[65,79],"on":[66,80,137],"hybrid":[67],"used":[68],"autoregressive":[72],"(AR)":[73],"linear":[74],"prediction":[75],"algorithm,":[76],"another":[77],"joint":[81],"recursive":[84],"least":[85],"squares":[86],"(RLS)":[87],"adaptive":[88],"filtering":[89],"algorithm.":[90],"simulation":[92],"result":[93,113],"indicates":[94],"proposed":[97,117],"can":[99,119],"effectively":[100,120],"mitigate":[101],"even":[104],"when":[105],"interferences":[107],"cover":[108],"Bragg":[109],"peaks.":[110],"experimental":[112],"shows":[114],"suppress":[121],"without":[123],"losing":[124],"echoes,":[125],"noise-plus-interference":[130],"ratio":[131],"improved":[133],"by":[134],"6":[135],"dB":[136],"average":[138],"after":[139],"suppression.":[141]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
