{"id":"https://openalex.org/W2808936919","doi":"https://doi.org/10.1109/lgrs.2018.2843536","title":"An Efficient Calibration Algorithm for Large Aperture Array Position Errors in a GEO SAR","display_name":"An Efficient Calibration Algorithm for Large Aperture Array Position Errors in a GEO SAR","publication_year":2018,"publication_date":"2018-06-21","ids":{"openalex":"https://openalex.org/W2808936919","doi":"https://doi.org/10.1109/lgrs.2018.2843536","mag":"2808936919"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2018.2843536","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2018.2843536","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/A5054482003","display_name":"Lihuan Huo","orcid":"https://orcid.org/0000-0001-5397-8078"},"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":"Lihuan Huo","raw_affiliation_strings":["National Laboratory of Radar Signal Processing, Xidian University, Xi\u2019an, China"],"raw_orcid":"https://orcid.org/0000-0001-5397-8078","affiliations":[{"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/A5052210425","display_name":"Guisheng Liao","orcid":"https://orcid.org/0000-0002-5919-0713"},"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":"Guisheng Liao","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, 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"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112192775","display_name":"Zhiwei Yang","orcid":"https://orcid.org/0000-0002-7820-4324"},"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":"Zhiwei Yang","raw_affiliation_strings":["Collaborative Innovation Center of Information Sensing and Understanding, 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"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5011827662","display_name":"Qingjun Zhang","orcid":"https://orcid.org/0009-0005-6682-6731"},"institutions":[{"id":"https://openalex.org/I194716290","display_name":"China Academy of Space Technology","ror":"https://ror.org/025397a59","country_code":"CN","type":"government","lineage":["https://openalex.org/I194716290","https://openalex.org/I2802615301"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingjun Zhang","raw_affiliation_strings":["China Academy of Space Technology, Beijing Institute of Spacecraft System Engineering, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China Academy of Space Technology, Beijing Institute of Spacecraft System Engineering, Beijing, China","institution_ids":["https://openalex.org/I194716290"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5054482003"],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":4.2118,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.95723055,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"15","issue":"9","first_page":"1362","last_page":"1366"},"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":0.9997000098228455,"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/T11946","display_name":"Antenna Design and Optimization","score":0.9962000250816345,"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/computer-science","display_name":"Computer science","score":0.7339608669281006},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.733883798122406},{"id":"https://openalex.org/keywords/position","display_name":"Position (finance)","score":0.7043160796165466},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6240724921226501},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.6082884669303894},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.4946911036968231},{"id":"https://openalex.org/keywords/antenna","display_name":"Antenna (radio)","score":0.44996070861816406},{"id":"https://openalex.org/keywords/side-looking-airborne-radar","display_name":"Side looking airborne radar","score":0.42195209860801697},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3657754361629486},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.32280591130256653},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.280860960483551},{"id":"https://openalex.org/keywords/radar-imaging","display_name":"Radar imaging","score":0.2587249279022217},{"id":"https://openalex.org/keywords/radar-engineering-details","display_name":"Radar engineering details","score":0.16583994030952454},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14145073294639587},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.13572081923484802}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7339608669281006},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.733883798122406},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.7043160796165466},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6240724921226501},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.6082884669303894},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.4946911036968231},{"id":"https://openalex.org/C21822782","wikidata":"https://www.wikidata.org/wiki/Q131214","display_name":"Antenna (radio)","level":2,"score":0.44996070861816406},{"id":"https://openalex.org/C62282787","wikidata":"https://www.wikidata.org/wiki/Q831483","display_name":"Side looking airborne radar","level":5,"score":0.42195209860801697},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3657754361629486},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.32280591130256653},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.280860960483551},{"id":"https://openalex.org/C10929652","wikidata":"https://www.wikidata.org/wiki/Q7279985","display_name":"Radar imaging","level":3,"score":0.2587249279022217},{"id":"https://openalex.org/C134406370","wikidata":"https://www.wikidata.org/wiki/Q832005","display_name":"Radar engineering details","level":4,"score":0.16583994030952454},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14145073294639587},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.13572081923484802},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2018.2843536","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2018.2843536","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":[],"awards":[{"id":"https://openalex.org/G1725003993","display_name":null,"funder_award_id":"61621005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7092225942","display_name":null,"funder_award_id":"61671352","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":16,"referenced_works":["https://openalex.org/W1920110876","https://openalex.org/W1971093890","https://openalex.org/W1996826860","https://openalex.org/W2051885848","https://openalex.org/W2097233876","https://openalex.org/W2106264120","https://openalex.org/W2113638573","https://openalex.org/W2115351450","https://openalex.org/W2118632219","https://openalex.org/W2120469224","https://openalex.org/W2137181260","https://openalex.org/W2138926712","https://openalex.org/W2141127982","https://openalex.org/W2142810222","https://openalex.org/W2167325562","https://openalex.org/W2595769796"],"related_works":["https://openalex.org/W1908474219","https://openalex.org/W2174498453","https://openalex.org/W4389940262","https://openalex.org/W2111415567","https://openalex.org/W1520277146","https://openalex.org/W1483050132","https://openalex.org/W4293193125","https://openalex.org/W2982253978","https://openalex.org/W3031736409","https://openalex.org/W1991758463"],"abstract_inverted_index":{"Geosynchronous":[0],"orbit":[1],"synthetic":[2],"aperture":[3,31],"radar":[4],"(GEO":[5],"SAR)":[6],"plays":[7],"an":[8,84],"important":[9],"role":[10],"in":[11,45,91,97,221],"wide-area":[12],"surveillance":[13],"and":[14,195],"the":[15,25,35,41,56,63,69,76,101,105,113,120,123,130,138,143,146,160,167,171,175,181,185,192,202,213,217],"continuous":[16],"coverage":[17],"of":[18,22,29,55,68,122,150,184,201],"areas":[19],"containing":[20],"targets":[21],"interest.":[23],"However,":[24],"relative":[26],"position":[27,77,89,124,132,163,203,218],"errors":[28,90,133,204],"large":[30,102],"arrays":[32],"will":[33],"distort":[34],"antenna":[36,103],"pattern,":[37],"which":[38,73,188],"significantly":[39,157],"degrades":[40],"target":[42,147],"detection":[43,148],"performance":[44,149],"a":[46,92,151,197,222],"GEO":[47,93,152,223],"SAR":[48,94,153,224],"system.":[49,225],"To":[50,80],"address":[51],"this":[52,82,98],"issue,":[53],"most":[54],"conventional":[57,144],"calibration":[58,86,114],"methods":[59],"are":[60,209],"focused":[61],"on":[62,128],"independent":[64],"errors,":[65],"without":[66],"consideration":[67],"parametric":[70,106],"error":[71,107,125,164,186,219],"model,":[72,187],"may":[74],"increase":[75],"estimation":[78,176,200],"errors.":[79],"solve":[81],"problem,":[83],"efficient":[85],"algorithm":[87,173,215],"for":[88,216],"is":[95,109,116],"proposed":[96,168,172,214],"letter.":[99],"For":[100],"arrays,":[104],"model":[108],"first":[110],"established.":[111],"Then,":[112],"method":[115],"performed":[117],"to":[118,180,211],"estimate":[119],"parameters":[121,183],"model.":[126],"Based":[127],"this,":[129],"accurate":[131,199],"can":[134,155,189],"be":[135,156],"obtained":[136],"by":[137,166],"least-squares":[139],"algorithm.":[140,169],"Compared":[141],"with":[142],"methods,":[145],"system":[154],"improved":[158],"after":[159],"precise":[161],"array":[162],"compensation":[165],"Moreover,":[170],"transforms":[174],"from":[177],"3-D":[178],"positions":[179],"finite":[182],"considerably":[190],"decrease":[191],"computational":[193],"complexity":[194],"obtain":[196],"more":[198],"simultaneously.":[205],"Several":[206],"simulated":[207],"results":[208],"presented":[210],"validate":[212],"correction":[220]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
