{"id":"https://openalex.org/W4283746936","doi":"https://doi.org/10.3390/s22134941","title":"Interpolation Methods with Phase Control for Backprojection of Complex-Valued SAR Data","display_name":"Interpolation Methods with Phase Control for Backprojection of Complex-Valued SAR Data","publication_year":2022,"publication_date":"2022-06-30","ids":{"openalex":"https://openalex.org/W4283746936","doi":"https://doi.org/10.3390/s22134941","pmid":"https://pubmed.ncbi.nlm.nih.gov/35808437"},"language":"en","primary_location":{"id":"doi:10.3390/s22134941","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22134941","pdf_url":"https://www.mdpi.com/1424-8220/22/13/4941/pdf?version=1656647991","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/13/4941/pdf?version=1656647991","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5005681067","display_name":"Yevhen Ivanenko","orcid":"https://orcid.org/0000-0002-3928-6064"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Yevhen Ivanenko","raw_affiliation_strings":["Department of Mathematics and Natural Sciences, Blekinge Institute of Technology, 371 79 Karlskrona, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-3928-6064","affiliations":[{"raw_affiliation_string":"Department of Mathematics and Natural Sciences, Blekinge Institute of Technology, 371 79 Karlskrona, Sweden","institution_ids":["https://openalex.org/I52719799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055902176","display_name":"Viet T. Vu","orcid":"https://orcid.org/0000-0003-3945-8951"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Viet T. Vu","raw_affiliation_strings":["Department of Mathematics and Natural Sciences, Blekinge Institute of Technology, 371 79 Karlskrona, Sweden"],"raw_orcid":"https://orcid.org/0000-0003-3945-8951","affiliations":[{"raw_affiliation_string":"Department of Mathematics and Natural Sciences, Blekinge Institute of Technology, 371 79 Karlskrona, Sweden","institution_ids":["https://openalex.org/I52719799"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075599247","display_name":"Aman Batra","orcid":"https://orcid.org/0000-0002-4526-8081"},"institutions":[{"id":"https://openalex.org/I62318514","display_name":"University of Duisburg-Essen","ror":"https://ror.org/04mz5ra38","country_code":"DE","type":"education","lineage":["https://openalex.org/I62318514"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Aman Batra","raw_affiliation_strings":["Institute of Digital Signal Processing, University of Duisburg-Essen, 47057 Duisburg, Germany"],"raw_orcid":"https://orcid.org/0000-0002-4526-8081","affiliations":[{"raw_affiliation_string":"Institute of Digital Signal Processing, University of Duisburg-Essen, 47057 Duisburg, Germany","institution_ids":["https://openalex.org/I62318514"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071644998","display_name":"Thomas Kaiser","orcid":"https://orcid.org/0000-0001-9679-5968"},"institutions":[{"id":"https://openalex.org/I62318514","display_name":"University of Duisburg-Essen","ror":"https://ror.org/04mz5ra38","country_code":"DE","type":"education","lineage":["https://openalex.org/I62318514"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Thomas Kaiser","raw_affiliation_strings":["Institute of Digital Signal Processing, University of Duisburg-Essen, 47057 Duisburg, Germany"],"raw_orcid":"https://orcid.org/0000-0001-9679-5968","affiliations":[{"raw_affiliation_string":"Institute of Digital Signal Processing, University of Duisburg-Essen, 47057 Duisburg, Germany","institution_ids":["https://openalex.org/I62318514"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040572053","display_name":"Mats I. Pettersson","orcid":"https://orcid.org/0000-0002-6643-312X"},"institutions":[{"id":"https://openalex.org/I52719799","display_name":"Blekinge Institute of Technology","ror":"https://ror.org/0093a8w51","country_code":"SE","type":"education","lineage":["https://openalex.org/I52719799"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Mats I. Pettersson","raw_affiliation_strings":["Department of Mathematics and Natural Sciences, Blekinge Institute of Technology, 371 79 Karlskrona, Sweden"],"raw_orcid":"https://orcid.org/0000-0002-6643-312X","affiliations":[{"raw_affiliation_string":"Department of Mathematics and Natural Sciences, Blekinge Institute of Technology, 371 79 Karlskrona, Sweden","institution_ids":["https://openalex.org/I52719799"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5005681067"],"corresponding_institution_ids":["https://openalex.org/I52719799"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2146,"currency":"EUR","value_usd":2314},"fwci":4.4567,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.94399951,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"22","issue":"13","first_page":"4941","last_page":"4941"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11739","display_name":"Microwave Imaging and Scattering Analysis","score":0.9973000288009644,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9962999820709229,"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/interpolation","display_name":"Interpolation (computer graphics)","score":0.6821150779724121},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6502560377120972},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6333991885185242},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5772523880004883},{"id":"https://openalex.org/keywords/image-plane","display_name":"Image plane","score":0.4328952729701996},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4241294264793396},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4188227355480194},{"id":"https://openalex.org/keywords/sinc-function","display_name":"Sinc function","score":0.4168817400932312},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.23568546772003174}],"concepts":[{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.6821150779724121},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6502560377120972},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6333991885185242},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5772523880004883},{"id":"https://openalex.org/C120515352","wikidata":"https://www.wikidata.org/wiki/Q2564580","display_name":"Image plane","level":3,"score":0.4328952729701996},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4241294264793396},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4188227355480194},{"id":"https://openalex.org/C152303783","wikidata":"https://www.wikidata.org/wiki/Q855949","display_name":"Sinc function","level":2,"score":0.4168817400932312},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.23568546772003174}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.3390/s22134941","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22134941","pdf_url":"https://www.mdpi.com/1424-8220/22/13/4941/pdf?version=1656647991","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:35808437","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/35808437","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:DiVA.org:bth-23504","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:bth-23504","pdf_url":null,"source":{"id":"https://openalex.org/S4306401559","display_name":"KTH Publication Database DiVA (KTH Royal Institute of Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":null,"raw_type":"text"},{"id":"pmh:oai:doaj.org/article:a4c7b9716ac24470b339a587ae2102b5","is_oa":true,"landing_page_url":"https://doaj.org/article/a4c7b9716ac24470b339a587ae2102b5","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 22, Iss 13, p 4941 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/13/4941/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22134941","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 22; Issue 13; Pages: 4941","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9269844","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9269844","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22134941","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22134941","pdf_url":"https://www.mdpi.com/1424-8220/22/13/4941/pdf?version=1656647991","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5400000214576721,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G2194547872","display_name":null,"funder_award_id":"287022738 TRR 196","funder_id":"https://openalex.org/F4320320879","funder_display_name":"Deutsche Forschungsgemeinschaft"}],"funders":[{"id":"https://openalex.org/F4320320879","display_name":"Deutsche Forschungsgemeinschaft","ror":"https://ror.org/018mejw64"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4283746936.pdf","grobid_xml":"https://content.openalex.org/works/W4283746936.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1507533688","https://openalex.org/W1536977536","https://openalex.org/W1591303486","https://openalex.org/W1974415153","https://openalex.org/W1976114346","https://openalex.org/W1979844840","https://openalex.org/W1988138990","https://openalex.org/W2044680657","https://openalex.org/W2068419482","https://openalex.org/W2103206039","https://openalex.org/W2107599406","https://openalex.org/W2129818610","https://openalex.org/W2138863700","https://openalex.org/W2159764512","https://openalex.org/W2171178595","https://openalex.org/W2794141939","https://openalex.org/W2971796384","https://openalex.org/W3037047544","https://openalex.org/W3043695894","https://openalex.org/W3088798095","https://openalex.org/W3118148001","https://openalex.org/W3147557070","https://openalex.org/W3186675391","https://openalex.org/W3204506136"],"related_works":["https://openalex.org/W1979693299","https://openalex.org/W2184738069","https://openalex.org/W2385915439","https://openalex.org/W582738879","https://openalex.org/W3212775635","https://openalex.org/W2376137830","https://openalex.org/W2069885731","https://openalex.org/W2155946509","https://openalex.org/W2058974841","https://openalex.org/W2019326409"],"abstract_inverted_index":{"Time-domain":[0],"backprojection":[1],"algorithms":[2,26,116,165,197],"are":[3,15,198],"widely":[4,189],"used":[5,190],"in":[6,86],"state-of-the-art":[7],"synthetic":[8],"aperture":[9],"radar":[10],"(SAR)":[11],"imaging":[12,78],"systems":[13],"that":[14,141],"designed":[16],"for":[17,144,217],"applications":[18],"where":[19,122],"motion":[20],"error":[21],"compensation":[22],"is":[23,39,103,131,142,166,207],"required.":[24,104],"These":[25],"include":[27],"an":[28,33],"interpolation":[29,115,192],"procedure,":[30],"under":[31],"which":[32,91,206],"unknown":[34],"SAR":[35,44,59,77,97,120,128,218],"range-compressed":[36],"data":[37,45,129,176],"parameter":[38],"estimated":[40,61],"based":[41,62],"on":[42,63,172],"complex-valued":[43,58,119],"samples":[46],"and":[47,80,113,157,174,180],"backprojected":[48],"into":[49],"a":[50,87,100,136,145],"defined":[51,88,154],"image":[52,89,155,219],"plane.":[53],"However,":[54],"the":[55,72,76,81,93,123,126,134,149,153,163,169,188,194,201,211],"phase":[56,124],"of":[57,84,95,109,125,152,162,213],"parameters":[60],"existing":[64,110,183],"interpolators":[65],"does":[66],"not":[67],"contain":[68],"correct":[69],"information":[70],"about":[71],"range":[73,139],"distance":[74],"between":[75],"system":[79],"given":[82,150],"point":[83,151],"space":[85],"plane,":[90],"affects":[92],"quality":[94],"reconstructed":[96],"scenes.":[98],"Thus,":[99],"phase-control":[101],"procedure":[102],"This":[105],"paper":[106],"introduces":[107],"extensions":[108],"linear,":[111],"cubic,":[112],"sinc":[114],"to":[117,147,187,210],"interpolate":[118],"data,":[121],"interpolated":[127],"value":[130],"controlled":[132],"through":[133],"assigned":[135],"priori":[137],"known":[138],"time":[140],"needed":[143],"signal":[146],"reach":[148],"plane":[156],"return":[158],"back.":[159],"The":[160],"efficiency":[161],"extended":[164,196],"tested":[167],"at":[168,177,221],"Nyquist":[170],"rate":[171],"simulated":[173],"real":[175],"THz":[178,222],"frequencies":[179],"compared":[181],"with":[182],"algorithms.":[184],"In":[185],"comparison":[186],"nearest-neighbor":[191],"algorithm,":[193],"proposed":[195],"beneficial":[199],"from":[200],"lower":[202],"computational":[203],"complexity":[204],"perspective,":[205],"directly":[208],"related":[209],"offering":[212],"smaller":[214],"memory":[215],"requirements":[216],"reconstruction":[220],"frequencies.":[223]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2}],"updated_date":"2026-05-06T08:25:59.206177","created_date":"2025-10-10T00:00:00"}