{"id":"https://openalex.org/W2755536432","doi":"https://doi.org/10.1155/2017/4587475","title":"Performance Evaluation of Azimuth Offset Method for Mitigating the Ionospheric Effect on SAR Interferometry","display_name":"Performance Evaluation of Azimuth Offset Method for Mitigating the Ionospheric Effect on SAR Interferometry","publication_year":2017,"publication_date":"2017-01-01","ids":{"openalex":"https://openalex.org/W2755536432","doi":"https://doi.org/10.1155/2017/4587475","mag":"2755536432"},"language":"en","primary_location":{"id":"doi:10.1155/2017/4587475","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2017/4587475","pdf_url":null,"source":{"id":"https://openalex.org/S96783963","display_name":"Journal of Sensors","issn_l":"1687-725X","issn":["1687-725X","1687-7268"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.1155/2017/4587475","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5037778561","display_name":"Wu Zhu","orcid":"https://orcid.org/0000-0001-6034-3062"},"institutions":[{"id":"https://openalex.org/I25355098","display_name":"Chang'an University","ror":"https://ror.org/05mxya461","country_code":"CN","type":"education","lineage":["https://openalex.org/I25355098"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Wu Zhu","raw_affiliation_strings":["School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0001-6034-3062","affiliations":[{"raw_affiliation_string":"School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China","institution_ids":["https://openalex.org/I25355098"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100350548","display_name":"Wenting Zhang","orcid":"https://orcid.org/0000-0002-1799-4174"},"institutions":[{"id":"https://openalex.org/I25355098","display_name":"Chang'an University","ror":"https://ror.org/05mxya461","country_code":"CN","type":"education","lineage":["https://openalex.org/I25355098"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen-Ting Zhang","raw_affiliation_strings":["School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0002-1799-4174","affiliations":[{"raw_affiliation_string":"School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China","institution_ids":["https://openalex.org/I25355098"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035425823","display_name":"Yufang He","orcid":"https://orcid.org/0000-0001-9430-0343"},"institutions":[{"id":"https://openalex.org/I25355098","display_name":"Chang'an University","ror":"https://ror.org/05mxya461","country_code":"CN","type":"education","lineage":["https://openalex.org/I25355098"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yu-Fang He","raw_affiliation_strings":["School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0001-9430-0343","affiliations":[{"raw_affiliation_string":"School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China","institution_ids":["https://openalex.org/I25355098"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062668796","display_name":"Wei Qu","orcid":"https://orcid.org/0000-0001-6314-1343"},"institutions":[{"id":"https://openalex.org/I25355098","display_name":"Chang'an University","ror":"https://ror.org/05mxya461","country_code":"CN","type":"education","lineage":["https://openalex.org/I25355098"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Qu","raw_affiliation_strings":["School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China"],"raw_orcid":"https://orcid.org/0000-0001-6314-1343","affiliations":[{"raw_affiliation_string":"School of Geology Engineering and Geomatics, Chang\u2019an University, Xi\u2019an, Shaanxi, China","institution_ids":["https://openalex.org/I25355098"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5037778561"],"corresponding_institution_ids":["https://openalex.org/I25355098"],"apc_list":{"value":2100,"currency":"USD","value_usd":2100},"apc_paid":{"value":2100,"currency":"USD","value_usd":2100},"fwci":6.5212,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.97265967,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":98},"biblio":{"volume":"2017","issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and 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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and 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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9984999895095825,"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/T10644","display_name":"Cryospheric studies and observations","score":0.991599977016449,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/azimuth","display_name":"Azimuth","score":0.8651566505432129},{"id":"https://openalex.org/keywords/interferometric-synthetic-aperture-radar","display_name":"Interferometric synthetic aperture radar","score":0.7180179953575134},{"id":"https://openalex.org/keywords/ionosphere","display_name":"Ionosphere","score":0.697363018989563},{"id":"https://openalex.org/keywords/offset","display_name":"Offset (computer science)","score":0.6915128231048584},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.6040728092193604},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5821781158447266},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.5495336651802063},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.5161148309707642},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4769638776779175},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.34550803899765015},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.3094853460788727},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.21995392441749573},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.09870690107345581}],"concepts":[{"id":"https://openalex.org/C159737794","wikidata":"https://www.wikidata.org/wiki/Q124274","display_name":"Azimuth","level":2,"score":0.8651566505432129},{"id":"https://openalex.org/C22286887","wikidata":"https://www.wikidata.org/wiki/Q1666056","display_name":"Interferometric synthetic aperture radar","level":3,"score":0.7180179953575134},{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.697363018989563},{"id":"https://openalex.org/C175291020","wikidata":"https://www.wikidata.org/wiki/Q1156822","display_name":"Offset (computer science)","level":2,"score":0.6915128231048584},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6040728092193604},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5821781158447266},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.5495336651802063},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.5161148309707642},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4769638776779175},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.34550803899765015},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.3094853460788727},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.21995392441749573},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.09870690107345581},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2017/4587475","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2017/4587475","pdf_url":null,"source":{"id":"https://openalex.org/S96783963","display_name":"Journal of Sensors","issn_l":"1687-725X","issn":["1687-725X","1687-7268"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Sensors","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:8e8f8811fedb493fa13865bc292dc12c","is_oa":true,"landing_page_url":"https://doaj.org/article/8e8f8811fedb493fa13865bc292dc12c","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":"Journal of Sensors, Vol 2017 (2017)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2017/4587475","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2017/4587475","pdf_url":null,"source":{"id":"https://openalex.org/S96783963","display_name":"Journal of Sensors","issn_l":"1687-725X","issn":["1687-725X","1687-7268"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1499112882","display_name":"\u591a\u65f6\u76f8InSAR\u7535\u79bb\u5c42\u63a2\u6d4b\u548c\u5ef6\u8fdf\u6539\u6b63\u7684\u7406\u8bba\u4e0e\u65b9\u6cd5\u7814\u7a76","funder_award_id":"41374013","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2006996034","display_name":null,"funder_award_id":"41504005","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G2362587197","display_name":null,"funder_award_id":"2014CB744703","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2529899653","display_name":null,"funder_award_id":"41504005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2661953369","display_name":null,"funder_award_id":"2016JM4005","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G510391079","display_name":null,"funder_award_id":"310826171005","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5549674355","display_name":null,"funder_award_id":"41374013","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G5635347997","display_name":null,"funder_award_id":"41674001","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G6195464454","display_name":null,"funder_award_id":"41674001","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G668672014","display_name":null,"funder_award_id":"2014CB744703","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G7791387807","display_name":null,"funder_award_id":"310826171005","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G7877126044","display_name":null,"funder_award_id":"2016JM4005","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/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1601128563","https://openalex.org/W1982011341","https://openalex.org/W1984633892","https://openalex.org/W2000680945","https://openalex.org/W2012464879","https://openalex.org/W2018752261","https://openalex.org/W2041596810","https://openalex.org/W2042373619","https://openalex.org/W2048297361","https://openalex.org/W2059974305","https://openalex.org/W2065219340","https://openalex.org/W2076753192","https://openalex.org/W2086011904","https://openalex.org/W2113715579","https://openalex.org/W2117902710","https://openalex.org/W2118758878","https://openalex.org/W2141176523","https://openalex.org/W2154309921"],"related_works":["https://openalex.org/W3006474185","https://openalex.org/W2790032735","https://openalex.org/W2068843146","https://openalex.org/W3206958763","https://openalex.org/W2333473644","https://openalex.org/W2462749609","https://openalex.org/W2031331230","https://openalex.org/W2159160885","https://openalex.org/W2182833023","https://openalex.org/W3201401734"],"abstract_inverted_index":{"Synthetic":[0],"aperture":[1],"radar":[2],"(SAR)":[3],"signals":[4,146,169],"interact":[5],"with":[6],"the":[7,14,18,39,64,80,86,109,119,124,130,139,143,148,153,167,172,178,194],"ionosphere":[8],"layer":[9],"when":[10,170,187],"they":[11],"propagate":[12],"through":[13,62],"atmosphere,":[15],"leading":[16],"to":[17,102,152,176,192],"phase":[19,82,90,196],"delay":[20,83,197],"error":[21,29,155,198],"for":[22,30,108],"SAR":[23,31,68,111],"interferometry":[24],"(InSAR).":[25],"To":[26],"mitigate":[27,79,193],"this":[28,49,51,75],"interferometry,":[32],"azimuth":[33,59,173,189],"offset":[34,60,190],"method":[35,61,76,120,175,191],"is":[36,115,121],"proposed.":[37],"However,":[38,113],"performance":[40,56],"of":[41,58,89,133,156],"it":[42,114,163],"has":[43],"not":[44],"been":[45],"fully":[46],"investigated.":[47],"In":[48],"situation,":[50],"study":[52,182],"makes":[53],"a":[54],"comprehensive":[55],"analysis":[57],"processing":[63],"simulated":[65],"and":[66,136,159],"real":[67,110],"data.":[69,112],"The":[70],"experimental":[71],"result":[72],"indicates":[73],"that":[74,118],"can":[77],"effectively":[78],"ionospheric":[81,140,179,195],"error,":[84],"where":[85],"standard":[87],"deviation":[88],"difference":[91],"after":[92],"correction":[93,105],"(2.6":[94],"rad.)":[95,107],"decreased":[96],"by":[97,123],"almost":[98],"2":[99],"times,":[100],"compared":[101],"those":[103],"before":[104],"(5.3":[106],"also":[116],"found":[117],"affected":[122],"random":[125],"noise,":[126],"which":[127],"may":[128,150,183],"induce":[129],"improper":[131],"estimation":[132,154],"integral":[134,157],"constants":[135,158],"consequently":[137],"affect":[138],"correction.":[141],"Moreover,":[142],"severe":[144],"deformation":[145,168],"in":[147],"interferogram":[149],"lead":[151],"scaling":[160],"factor.":[161],"Therefore,":[162],"should":[164],"mask":[165],"out":[166],"using":[171,188],"offsets":[174],"correct":[177],"error.":[180],"This":[181],"provide":[184],"useful":[185],"information":[186],"on":[199],"InSAR.":[200]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2}],"updated_date":"2026-06-06T09:05:17.133730","created_date":"2025-10-10T00:00:00"}
