{"id":"https://openalex.org/W2972534903","doi":"https://doi.org/10.1109/tgrs.2019.2936246","title":"Focusing Hypersonic Vehicle-Borne SAR Data Using Radius/Angle Algorithm","display_name":"Focusing Hypersonic Vehicle-Borne SAR Data Using Radius/Angle Algorithm","publication_year":2019,"publication_date":"2019-09-11","ids":{"openalex":"https://openalex.org/W2972534903","doi":"https://doi.org/10.1109/tgrs.2019.2936246","mag":"2972534903"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2019.2936246","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2019.2936246","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","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/A5063101538","display_name":"Shiyang Tang","orcid":"https://orcid.org/0000-0002-9213-0085"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shiyang Tang","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an, China"],"raw_orcid":"https://orcid.org/0000-0002-9213-0085","affiliations":[{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103160139","display_name":"Ping Guo","orcid":"https://orcid.org/0000-0002-6355-5666"},"institutions":[{"id":"https://openalex.org/I110440473","display_name":"Xi'an University of Science and Technology","ror":"https://ror.org/046fkpt18","country_code":"CN","type":"education","lineage":["https://openalex.org/I110440473"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ping Guo","raw_affiliation_strings":["College of Communication and Information Engineering, Xi\u2019an University of Science and Technology, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Communication and Information Engineering, Xi\u2019an University of Science and Technology, Xi\u2019an, China","institution_ids":["https://openalex.org/I110440473"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079278406","display_name":"Linrang Zhang","orcid":"https://orcid.org/0000-0003-1368-001X"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Linrang Zhang","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082563150","display_name":"Hing Cheung So","orcid":"https://orcid.org/0000-0001-8396-7898"},"institutions":[{"id":"https://openalex.org/I168719708","display_name":"City University of Hong Kong","ror":"https://ror.org/03q8dnn23","country_code":"HK","type":"education","lineage":["https://openalex.org/I168719708"]}],"countries":["HK"],"is_corresponding":false,"raw_author_name":"Hing Cheung So","raw_affiliation_strings":["Department of Electronic Engineering, City University of Hong Kong, Hong Kong"],"raw_orcid":"https://orcid.org/0000-0001-8396-7898","affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, City University of Hong Kong, Hong Kong","institution_ids":["https://openalex.org/I168719708"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":26.9827,"has_fulltext":false,"cited_by_count":31,"citation_normalized_percentile":{"value":0.99115776,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"58","issue":"1","first_page":"281","last_page":"293"},"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9969000220298767,"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/T10638","display_name":"Optical measurement and interference techniques","score":0.9855999946594238,"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/cartesian-coordinate-system","display_name":"Cartesian coordinate system","score":0.6659685373306274},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5724930763244629},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.569026529788971},{"id":"https://openalex.org/keywords/hypersonic-speed","display_name":"Hypersonic speed","score":0.554413914680481},{"id":"https://openalex.org/keywords/polar-coordinate-system","display_name":"Polar coordinate system","score":0.5345005393028259},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.521312415599823},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.4995262622833252},{"id":"https://openalex.org/keywords/focus","display_name":"Focus (optics)","score":0.4798154830932617},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.37310102581977844},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.26761770248413086},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.2438875138759613},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2263723611831665},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.21240845322608948},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.20746111869812012},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.17379575967788696},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1266273856163025},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09887748956680298}],"concepts":[{"id":"https://openalex.org/C16038011","wikidata":"https://www.wikidata.org/wiki/Q62912","display_name":"Cartesian coordinate system","level":2,"score":0.6659685373306274},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5724930763244629},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.569026529788971},{"id":"https://openalex.org/C122824865","wikidata":"https://www.wikidata.org/wiki/Q830787","display_name":"Hypersonic speed","level":2,"score":0.554413914680481},{"id":"https://openalex.org/C40069579","wikidata":"https://www.wikidata.org/wiki/Q62494","display_name":"Polar coordinate system","level":2,"score":0.5345005393028259},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.521312415599823},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.4995262622833252},{"id":"https://openalex.org/C192209626","wikidata":"https://www.wikidata.org/wiki/Q190909","display_name":"Focus (optics)","level":2,"score":0.4798154830932617},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.37310102581977844},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.26761770248413086},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.2438875138759613},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2263723611831665},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.21240845322608948},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.20746111869812012},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17379575967788696},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1266273856163025},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09887748956680298},{"id":"https://openalex.org/C104114177","wikidata":"https://www.wikidata.org/wiki/Q79782","display_name":"Motion (physics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2019.2936246","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2019.2936246","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1177955006","display_name":null,"funder_award_id":"2018JM6054","funder_id":"https://openalex.org/F4320324173","funder_display_name":"Natural Science Foundation of Shaanxi Province"},{"id":"https://openalex.org/G3576477438","display_name":"\u5355\u901a\u9053\u673a\u52a8\u98de\u884c\u5408\u6210\u5b54\u5f84\u96f7\u8fbe(SAR)\u4e09\u7ef4\u6210\u50cf\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61971329","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4580515059","display_name":"\u66f2\u7ebf\u8f68\u8ff9\u8fd0\u52a8\u5e73\u53f0\u5408\u6210\u5b54\u5f84\u96f7\u8fbe(SAR)\u6210\u50cf\u65b9\u6cd5\u7814\u7a76","funder_award_id":"61671361","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5087314973","display_name":null,"funder_award_id":"2016M600768","funder_id":"https://openalex.org/F4320321543","funder_display_name":"China Postdoctoral Science Foundation"},{"id":"https://openalex.org/G5479641763","display_name":null,"funder_award_id":"61701393","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8361049582","display_name":null,"funder_award_id":"61601343","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"},{"id":"https://openalex.org/F4320321543","display_name":"China Postdoctoral Science Foundation","ror":"https://ror.org/0426zh255"},{"id":"https://openalex.org/F4320324173","display_name":"Natural Science Foundation of Shaanxi Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":46,"referenced_works":["https://openalex.org/W86549454","https://openalex.org/W357677209","https://openalex.org/W1510539975","https://openalex.org/W1523376772","https://openalex.org/W1527747735","https://openalex.org/W1585398001","https://openalex.org/W1627791235","https://openalex.org/W1743148446","https://openalex.org/W1968818062","https://openalex.org/W1980178613","https://openalex.org/W1992851806","https://openalex.org/W1999182472","https://openalex.org/W2009952045","https://openalex.org/W2015288309","https://openalex.org/W2032885709","https://openalex.org/W2044991151","https://openalex.org/W2069848729","https://openalex.org/W2073095014","https://openalex.org/W2075627074","https://openalex.org/W2101961721","https://openalex.org/W2114152188","https://openalex.org/W2120024360","https://openalex.org/W2126421815","https://openalex.org/W2127623318","https://openalex.org/W2129615335","https://openalex.org/W2138542190","https://openalex.org/W2138863700","https://openalex.org/W2140633949","https://openalex.org/W2146065092","https://openalex.org/W2147517352","https://openalex.org/W2157680285","https://openalex.org/W2158116046","https://openalex.org/W2158614875","https://openalex.org/W2165971325","https://openalex.org/W2321585011","https://openalex.org/W2330565001","https://openalex.org/W2607773591","https://openalex.org/W2772586006","https://openalex.org/W2895893630","https://openalex.org/W2904282035","https://openalex.org/W2910495397","https://openalex.org/W2913221264","https://openalex.org/W3036082113","https://openalex.org/W3040596087","https://openalex.org/W6636545674","https://openalex.org/W6637829763"],"related_works":["https://openalex.org/W4280523327","https://openalex.org/W2511374036","https://openalex.org/W4320005170","https://openalex.org/W4312892491","https://openalex.org/W2377585521","https://openalex.org/W2016952801","https://openalex.org/W2373826460","https://openalex.org/W4230987941","https://openalex.org/W4377003511","https://openalex.org/W169571159"],"abstract_inverted_index":{"As":[0],"a":[1,63,71,87,131],"transition":[2],"platform":[3],"between":[4],"aircraft":[5],"and":[6,26,37,53,125],"satellite,":[7],"hypersonic":[8,42],"vehicle-borne":[9],"(HSV)":[10],"synthetic":[11],"aperture":[12],"radar":[13],"(SAR)":[14],"could":[15],"offer":[16],"many":[17],"advantages":[18],"such":[19],"as":[20,75],"strong":[21],"survival":[22],"ability,":[23],"fast":[24],"response,":[25],"wide":[27],"detection":[28],"range.":[29],"However,":[30],"due":[31],"to":[32,58,93,113,146],"the":[33,41,44,78,85,96,102,108,114,118,122,128,138,141,147,151,159,165,172,175],"complex":[34],"aerodynamic":[35],"configuration":[36],"flight":[38],"characteristics":[39],"of":[40,77,95,117,137,164,174],"platform,":[43],"HSV":[45,152],"SAR":[46,153],"faces":[47],"new":[48],"challenges":[49],"including":[50],"serious":[51],"cross-couplings":[52],"spatial":[54],"variations.":[55],"In":[56,84],"order":[57],"deal":[59],"with":[60,154],"these":[61],"issues,":[62],"radius/angle":[64],"algorithm":[65,82],"(RAA)":[66],"is":[67,99,105,144,161],"devised,":[68],"which":[69,98],"has":[70,130],"similar":[72,92],"processing":[73],"flow":[74],"that":[76,94,136],"conventional":[79],"polar":[80,123,126],"format":[81],"(PFA).":[83],"RAA,":[86],"novel":[88],"2-D":[89],"interpolation":[90],"function,":[91],"PFA":[97,160],"performed":[100],"in":[101,107],"Cartesian":[103],"coordinates,":[104],"derived":[106],"curvilinear":[109],"coordinate":[110],"system.":[111],"Due":[112],"high":[115],"accuracy":[116],"multi-decomposition":[119],"by":[120],"using":[121],"radius":[124],"angle,":[127],"RAA":[129,142],"much":[132],"larger":[133],"depth-of-focus":[134],"than":[135],"PFA.":[139],"Moreover,":[140],"approach":[143],"insensitive":[145],"height":[148],"variations":[149],"for":[150],"curved":[155],"trajectory":[156],"flight,":[157],"whereas":[158],"not":[162],"because":[163],"out-of-plane":[166],"projection":[167],"effect.":[168],"Simulation":[169],"results":[170],"verify":[171],"effectiveness":[173],"proposed":[176],"approach.":[177]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":9}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}