{"id":"https://openalex.org/W2794183389","doi":"https://doi.org/10.1109/lgrs.2018.2812158","title":"A Range Perturbation Approach for Correcting Spatially Variant Range Envelope in Diving Highly Squinted SAR With Nonlinear Trajectory","display_name":"A Range Perturbation Approach for Correcting Spatially Variant Range Envelope in Diving Highly Squinted SAR With Nonlinear Trajectory","publication_year":2018,"publication_date":"2018-03-16","ids":{"openalex":"https://openalex.org/W2794183389","doi":"https://doi.org/10.1109/lgrs.2018.2812158","mag":"2794183389"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2018.2812158","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2018.2812158","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/A5063165850","display_name":"Yanfeng Dang","orcid":"https://orcid.org/0000-0001-9467-162X"},"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":true,"raw_author_name":"Yanfeng Dang","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"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":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050028681","display_name":"Yi Liang","orcid":"https://orcid.org/0000-0001-6090-7948"},"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":"Yi Liang","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"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":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052731962","display_name":"Bowen Bie","orcid":"https://orcid.org/0000-0002-6134-7927"},"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":"Bowen Bie","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"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":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022275919","display_name":"Jinshan Ding","orcid":"https://orcid.org/0000-0002-9119-0449"},"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":"Jinshan Ding","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi\u2019an, China","Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China"],"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":"Collaborative Innovation Center of Information Sensing and Understanding, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100779798","display_name":"Yuhong Zhang","orcid":"https://orcid.org/0000-0003-0942-9068"},"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":"Yuhong Zhang","raw_affiliation_strings":["School of Electronic Engineering, Xidian University, Xi\u2019an, China","School of Electronic Engineering, Xidian University, Xi'an, China"],"affiliations":[{"raw_affiliation_string":"School of Electronic Engineering, Xidian University, Xi\u2019an, China","institution_ids":["https://openalex.org/I149594827"]},{"raw_affiliation_string":"School of Electronic Engineering, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5063165850"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":20.2226,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.98655987,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"15","issue":"6","first_page":"858","last_page":"862"},"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/T11698","display_name":"Underwater Acoustics Research","score":0.9976000189781189,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9957000017166138,"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":0.8503884077072144},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.7703068852424622},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5433878898620605},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5416615009307861},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5276626348495483},{"id":"https://openalex.org/keywords/perturbation","display_name":"Perturbation (astronomy)","score":0.5167152285575867},{"id":"https://openalex.org/keywords/nonlinear-system","display_name":"Nonlinear system","score":0.5025842189788818},{"id":"https://openalex.org/keywords/envelope","display_name":"Envelope (radar)","score":0.5021975040435791},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.48139098286628723},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.47357067465782166},{"id":"https://openalex.org/keywords/inverse-synthetic-aperture-radar","display_name":"Inverse synthetic aperture radar","score":0.43884649872779846},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.4187663197517395},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.3613874316215515},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.3561798334121704},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.32483601570129395},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3243185877799988},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.28445541858673096},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.24717110395431519},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.22857481241226196},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.2132813036441803},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.14389055967330933},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.12991636991500854},{"id":"https://openalex.org/keywords/aerospace-engineering","display_name":"Aerospace engineering","score":0.0807928740978241}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.8503884077072144},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.7703068852424622},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5433878898620605},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5416615009307861},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5276626348495483},{"id":"https://openalex.org/C177918212","wikidata":"https://www.wikidata.org/wiki/Q803623","display_name":"Perturbation (astronomy)","level":2,"score":0.5167152285575867},{"id":"https://openalex.org/C158622935","wikidata":"https://www.wikidata.org/wiki/Q660848","display_name":"Nonlinear system","level":2,"score":0.5025842189788818},{"id":"https://openalex.org/C65155139","wikidata":"https://www.wikidata.org/wiki/Q5380912","display_name":"Envelope (radar)","level":3,"score":0.5021975040435791},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.48139098286628723},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.47357067465782166},{"id":"https://openalex.org/C109094680","wikidata":"https://www.wikidata.org/wiki/Q6060432","display_name":"Inverse synthetic aperture radar","level":4,"score":0.43884649872779846},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.4187663197517395},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.3613874316215515},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.3561798334121704},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.32483601570129395},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3243185877799988},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.28445541858673096},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.24717110395431519},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.22857481241226196},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2132813036441803},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.14389055967330933},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.12991636991500854},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0807928740978241},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2018.2812158","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2018.2812158","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":[{"score":0.8899999856948853,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W357677209","https://openalex.org/W1999182472","https://openalex.org/W2011673809","https://openalex.org/W2042706080","https://openalex.org/W2047941860","https://openalex.org/W2095533285","https://openalex.org/W2132141139","https://openalex.org/W2138389396","https://openalex.org/W2161745552","https://openalex.org/W2245827188","https://openalex.org/W2330565001","https://openalex.org/W2430671731"],"related_works":["https://openalex.org/W2068843146","https://openalex.org/W2462749609","https://openalex.org/W2996630340","https://openalex.org/W2540450177","https://openalex.org/W2170580735","https://openalex.org/W1552305638","https://openalex.org/W1915418828","https://openalex.org/W2547107543","https://openalex.org/W2545123933","https://openalex.org/W2031673444"],"abstract_inverted_index":{"The":[0,111],"image":[1],"processing":[2],"for":[3,90],"diving":[4],"highly":[5],"squinted":[6],"synthetic":[7],"aperture":[8],"radar":[9],"(SAR)":[10],"mounted":[11],"on":[12],"a":[13,66],"maneuvering":[14],"platform":[15,43],"with":[16,55],"nonlinear":[17],"trajectory":[18],"is":[19,33,70,99,108,117],"challenging":[20],"due":[21],"to":[22,53,61,76],"the":[23,27,36,46,56,73,78,84,92,105,114],"spatial":[24,57],"variance":[25,58],"in":[26,63,72,91],"range":[28,38,47,67],"envelope":[29],"along":[30],"azimuth,":[31],"which":[32],"caused":[34],"by":[35],"inherent":[37],"dependence":[39],"of":[40,113],"squint":[41],"angle,":[42],"acceleration,":[44],"and":[45,103,119],"cell":[48],"migration":[49],"(RCM).":[50],"In":[51],"order":[52],"deal":[54],"that":[59,83],"leads":[60],"defocusing":[62],"SAR":[64],"imaging,":[65],"perturbation":[68],"approach":[69,98,116],"proposed":[71,115],"frequency":[74,94],"domain":[75],"mitigate":[77],"azimuth-dependent":[79],"RCM":[80,85],"curvatures,":[81],"so":[82],"can":[86],"be":[87],"uniformly":[88],"compensated":[89],"2-D":[93],"domain.":[95],"Moreover,":[96],"this":[97],"totally":[100],"interpolation":[101],"free,":[102],"thus":[104],"computation":[106],"load":[107],"reduced":[109],"dramatically.":[110],"effectiveness":[112],"confirmed":[118],"demonstrated":[120],"via":[121],"simulations.":[122]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}