{"id":"https://openalex.org/W3129461527","doi":"https://doi.org/10.1109/igarss39084.2020.9324612","title":"Ionosphere Estimation of the Split-Spectrum InSAR based on IRI Model","display_name":"Ionosphere Estimation of the Split-Spectrum InSAR based on IRI Model","publication_year":2020,"publication_date":"2020-09-26","ids":{"openalex":"https://openalex.org/W3129461527","doi":"https://doi.org/10.1109/igarss39084.2020.9324612","mag":"3129461527"},"language":"en","primary_location":{"id":"doi:10.1109/igarss39084.2020.9324612","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9324612","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/A5100459344","display_name":"Kexin Zhang","orcid":"https://orcid.org/0000-0003-1968-8004"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]},{"id":"https://openalex.org/I4210166112","display_name":"State Key Laboratory of Remote Sensing Science","ror":"https://ror.org/05wzjqa24","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210166112"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kexin Zhang","raw_affiliation_strings":["Institute of Remote Sensing and Geographic Information System, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Remote Sensing and Geographic Information System, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570","https://openalex.org/I4210166112"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102920964","display_name":"Jian Jiao","orcid":"https://orcid.org/0000-0002-8131-9480"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]},{"id":"https://openalex.org/I4210166112","display_name":"State Key Laboratory of Remote Sensing Science","ror":"https://ror.org/05wzjqa24","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210166112"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jian Jiao","raw_affiliation_strings":["Institute of Remote Sensing and Geographic Information System, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Remote Sensing and Geographic Information System, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570","https://openalex.org/I4210166112"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021862144","display_name":"Qiming Zeng","orcid":"https://orcid.org/0000-0003-1020-064X"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]},{"id":"https://openalex.org/I4210166112","display_name":"State Key Laboratory of Remote Sensing Science","ror":"https://ror.org/05wzjqa24","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210166112"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qiming Zeng","raw_affiliation_strings":["Institute of Remote Sensing and Geographic Information System, Peking University, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Remote Sensing and Geographic Information System, Peking University, Beijing, China","institution_ids":["https://openalex.org/I20231570","https://openalex.org/I4210166112"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"6575","last_page":"6578"},"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":0.9997000098228455,"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"}},"topics":[{"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/T10110","display_name":"earthquake and tectonic studies","score":0.9930999875068665,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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/T11038","display_name":"Advanced SAR Imaging Techniques","score":0.9912999868392944,"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/ionosphere","display_name":"Ionosphere","score":0.8458993434906006},{"id":"https://openalex.org/keywords/interferometric-synthetic-aperture-radar","display_name":"Interferometric synthetic aperture radar","score":0.6385977864265442},{"id":"https://openalex.org/keywords/group-delay-and-phase-delay","display_name":"Group delay and phase delay","score":0.5838027000427246},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5737695693969727},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.4906100332736969},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.43683061003685},{"id":"https://openalex.org/keywords/radar","display_name":"Radar","score":0.42562180757522583},{"id":"https://openalex.org/keywords/rss","display_name":"RSS","score":0.41499191522598267},{"id":"https://openalex.org/keywords/synthetic-aperture-radar","display_name":"Synthetic aperture radar","score":0.40018177032470703},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.23905900120735168},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.1669248342514038},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.1616155505180359},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.06834688782691956}],"concepts":[{"id":"https://openalex.org/C116403925","wikidata":"https://www.wikidata.org/wiki/Q162219","display_name":"Ionosphere","level":2,"score":0.8458993434906006},{"id":"https://openalex.org/C22286887","wikidata":"https://www.wikidata.org/wiki/Q1666056","display_name":"Interferometric synthetic aperture radar","level":3,"score":0.6385977864265442},{"id":"https://openalex.org/C123792056","wikidata":"https://www.wikidata.org/wiki/Q365988","display_name":"Group delay and phase delay","level":3,"score":0.5838027000427246},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5737695693969727},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.4906100332736969},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.43683061003685},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.42562180757522583},{"id":"https://openalex.org/C2385561","wikidata":"https://www.wikidata.org/wiki/Q45432","display_name":"RSS","level":2,"score":0.41499191522598267},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.40018177032470703},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.23905900120735168},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.1669248342514038},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.1616155505180359},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.06834688782691956},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss39084.2020.9324612","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9324612","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/G7319655158","display_name":null,"funder_award_id":"2017YFB0502703","funder_id":"https://openalex.org/F4320335777","funder_display_name":"National Key Research and Development Program of China"}],"funders":[{"id":"https://openalex.org/F4320335777","display_name":"National Key Research and Development Program of China","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W2001505479","https://openalex.org/W2168283052","https://openalex.org/W2274678637","https://openalex.org/W2587856543","https://openalex.org/W2588308723","https://openalex.org/W2739026843"],"related_works":["https://openalex.org/W426968574","https://openalex.org/W2365639220","https://openalex.org/W2382520895","https://openalex.org/W2393709043","https://openalex.org/W2080567403","https://openalex.org/W2539387137","https://openalex.org/W2374952201","https://openalex.org/W2374808384","https://openalex.org/W3206958763","https://openalex.org/W2159160885"],"abstract_inverted_index":{"The":[0],"accuracy":[1],"of":[2,142],"low":[3],"frequency":[4],"space-borne":[5],"Interferometric":[6],"Synthetic":[7],"Aperture":[8],"Radar":[9],"(InSAR)":[10],"is":[11,22,71,122],"seriously":[12],"affected":[13],"by":[14,104,130],"ionospheric":[15,28,36,49,81,101,127,143],"path":[16],"delay.":[17],"Range":[18],"Split-Spectrum":[19],"(RSS)":[20],"method":[21,25,34,95,106],"a":[23,52,94,123],"widely-used":[24],"to":[26,96,115],"remove":[27],"delay":[29,82,144],"phase":[30],"from":[31,38],"interferogram.":[32],"This":[33],"distinguishes":[35],"component":[37],"other":[39],"non-dispersive":[40],"components":[41],"for":[42],"its":[43],"dispersive":[44],"character.":[45],"However,":[46],"the":[47,80,126,140],"estimated":[48,103,129],"delays":[50,102,128],"differ":[51],"lot":[53],"with":[54,107],"different":[55,108],"parameters":[56,70,109],"(including":[57],"multilook":[58],"number":[59],"and":[60,74,112,132],"filter":[61],"window).":[62],"For":[63],"general":[64],"remote":[65],"sensing":[66],"users,":[67],"setting":[68],"above":[69],"more":[72],"subjective":[73],"arbitrary,":[75],"which":[76],"will":[77],"finally":[78],"affect":[79],"correction":[83],"effect.":[84],"Based":[85],"on":[86],"International":[87],"Reference":[88],"Ionosphere":[89],"(IRI)":[90],"model,":[91],"we":[92,118],"present":[93],"determine":[97],"RSS":[98,131],"parameters.":[99],"Different":[100],"RRS":[105],"are":[110],"compared":[111],"evaluated":[113],"referring":[114],"IRI.":[116,133],"Meanwhile,":[117],"find":[119],"that":[120],"there":[121],"bias":[124,136],"between":[125],"Removing":[134],"this":[135],"may":[137],"further":[138],"improve":[139],"effect":[141],"correction.":[145]},"counts_by_year":[],"updated_date":"2026-07-22T07:51:19.307946","created_date":"2025-10-10T00:00:00"}