{"id":"https://openalex.org/W3130268492","doi":"https://doi.org/10.1109/igarss39084.2020.9323836","title":"An Image-Domain Baseline Error Estimation Method for Azimuth Multi-Channel Sar","display_name":"An Image-Domain Baseline Error Estimation Method for Azimuth Multi-Channel Sar","publication_year":2020,"publication_date":"2020-09-26","ids":{"openalex":"https://openalex.org/W3130268492","doi":"https://doi.org/10.1109/igarss39084.2020.9323836","mag":"3130268492"},"language":"en","primary_location":{"id":"doi:10.1109/igarss39084.2020.9323836","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9323836","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"conference-paper","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/A5053978252","display_name":"Jixiang Xiang","orcid":"https://orcid.org/0000-0002-8187-4927"},"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":"Jixiang Xiang","raw_affiliation_strings":["The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076178410","display_name":"Guang\u2010Cai Sun","orcid":"https://orcid.org/0000-0002-6482-0863"},"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":"Guangcai Sun","raw_affiliation_strings":["The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101751749","display_name":"Zijing Zhang","orcid":"https://orcid.org/0000-0002-1935-7048"},"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":"Zijing Zhang","raw_affiliation_strings":["The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100451661","display_name":"Yuqi Wang","orcid":"https://orcid.org/0000-0001-6230-0330"},"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":"Yuqi Wang","raw_affiliation_strings":["The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030096886","display_name":"Liang Guo","orcid":"https://orcid.org/0000-0001-6296-6028"},"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":"Liang Guo","raw_affiliation_strings":["The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021408538","display_name":"Mengdao Xing","orcid":"https://orcid.org/0000-0002-4084-0915"},"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":"Mengdao Xing","raw_affiliation_strings":["The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The National Laboratory of Radar Signal Processing, Xidian University, Xi'an, China","institution_ids":["https://openalex.org/I149594827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I149594827"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.21533655,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"2","issue":null,"first_page":"6567","last_page":"6570"},"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":0.9983000159263611,"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/T10891","display_name":"Radar Systems and Signal Processing","score":0.996999979019165,"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":0.9253650903701782},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6297848224639893},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5492940545082092},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.547920286655426},{"id":"https://openalex.org/keywords/covariance-matrix","display_name":"Covariance matrix","score":0.5419185757637024},{"id":"https://openalex.org/keywords/baseline","display_name":"Baseline (sea)","score":0.4911015033721924},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.46761760115623474},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.4449041485786438},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.42293447256088257},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4040393829345703},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4010844826698303},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3967933654785156},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.20491573214530945},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.14207103848457336},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.08073475956916809}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.9253650903701782},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6297848224639893},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5492940545082092},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.547920286655426},{"id":"https://openalex.org/C185142706","wikidata":"https://www.wikidata.org/wiki/Q1134404","display_name":"Covariance matrix","level":2,"score":0.5419185757637024},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.4911015033721924},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.46761760115623474},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.4449041485786438},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.42293447256088257},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4040393829345703},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4010844826698303},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3967933654785156},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20491573214530945},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.14207103848457336},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.08073475956916809},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","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/igarss39084.2020.9323836","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9323836","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G6506365973","display_name":null,"funder_award_id":"JB180213","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1973476824","https://openalex.org/W1985053641","https://openalex.org/W1991674608","https://openalex.org/W2002558120","https://openalex.org/W2013507212","https://openalex.org/W2026825342","https://openalex.org/W2074030685","https://openalex.org/W2097233876","https://openalex.org/W2111990836","https://openalex.org/W2120024360","https://openalex.org/W2125001275","https://openalex.org/W2131227606","https://openalex.org/W2140990782","https://openalex.org/W2145348268","https://openalex.org/W2549099839","https://openalex.org/W2893326304"],"related_works":["https://openalex.org/W3006474185","https://openalex.org/W2383111961","https://openalex.org/W2365952365","https://openalex.org/W2352448290","https://openalex.org/W2483195039","https://openalex.org/W2380820513","https://openalex.org/W2913146933","https://openalex.org/W2372385138","https://openalex.org/W2068843146","https://openalex.org/W2462749609"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3],"new":[4],"method":[5,60],"for":[6],"estimating":[7],"the":[8,18,25,28,45,53,58,68,78,81],"baseline":[9,37,70],"error":[10],"of":[11,27,31,44,61,71,80],"an":[12],"azimuth":[13,36,69],"multi-channel":[14,32,72],"SAR":[15,19,33,73],"antenna":[16],"in":[17],"image":[20,29,46,62],"domain.":[21],"In":[22],"this":[23],"paper,":[24],"expressions":[26],"domain":[30,47,63],"signals":[34,48],"with":[35],"errors":[38],"are":[39],"derived.":[40],"The":[41],"covariance":[42],"matrix":[43],"is":[49,64],"obtained":[50],"by":[51],"using":[52],"joint":[54],"pixel":[55],"method.":[56,83],"Finally,":[57],"least-squares":[59],"deduced":[65],"to":[66],"estimate":[67],"error.":[74],"Simulation":[75],"experiments":[76],"verify":[77],"effectiveness":[79],"proposed":[82]},"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}