{"id":"https://openalex.org/W2915012280","doi":"https://doi.org/10.3390/rs11020199","title":"Refined Two-Stage Programming Approach of Phase Unwrapping for Multi-Baseline SAR Interferograms Using the Unscented Kalman Filter","display_name":"Refined Two-Stage Programming Approach of Phase Unwrapping for Multi-Baseline SAR Interferograms Using the Unscented Kalman Filter","publication_year":2019,"publication_date":"2019-01-20","ids":{"openalex":"https://openalex.org/W2915012280","doi":"https://doi.org/10.3390/rs11020199","mag":"2915012280"},"language":"en","primary_location":{"id":"doi:10.3390/rs11020199","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11020199","pdf_url":"https://www.mdpi.com/2072-4292/11/2/199/pdf?version=1548139091","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/11/2/199/pdf?version=1548139091","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5090114820","display_name":"Yandong Gao","orcid":"https://orcid.org/0000-0002-6224-5711"},"institutions":[{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]},{"id":"https://openalex.org/I4210092591","display_name":"China Centre for Resources Satellite Data and Application","ror":"https://ror.org/00ft0fw96","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092591"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"YanDong Gao","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China"],"affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]},{"raw_affiliation_string":"School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101640057","display_name":"Shubi Zhang","orcid":"https://orcid.org/0000-0002-1578-638X"},"institutions":[{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"ShuBi Zhang","raw_affiliation_strings":["School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China"],"affiliations":[{"raw_affiliation_string":"School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China","institution_ids":["https://openalex.org/I25757504"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101485663","display_name":"Tao Li","orcid":"https://orcid.org/0000-0002-7676-7852"},"institutions":[{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I4210092591","display_name":"China Centre for Resources Satellite Data and Application","ror":"https://ror.org/00ft0fw96","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092591"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Tao Li","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China"],"affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031442047","display_name":"Qianfu Chen","orcid":null},"institutions":[{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I4210092591","display_name":"China Centre for Resources Satellite Data and Application","ror":"https://ror.org/00ft0fw96","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092591"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"QianFu Chen","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China"],"affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100368811","display_name":"Xiang Zhang","orcid":"https://orcid.org/0000-0001-6258-8709"},"institutions":[{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I4210092591","display_name":"China Centre for Resources Satellite Data and Application","ror":"https://ror.org/00ft0fw96","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092591"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiang Zhang","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China"],"affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100669958","display_name":"Shijin Li","orcid":"https://orcid.org/0000-0001-9394-389X"},"institutions":[{"id":"https://openalex.org/I211433327","display_name":"Ministry of Natural Resources","ror":"https://ror.org/02kxqx159","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I25757504","display_name":"China University of Mining and Technology","ror":"https://ror.org/01xt2dr21","country_code":"CN","type":"education","lineage":["https://openalex.org/I25757504"]},{"id":"https://openalex.org/I4210092591","display_name":"China Centre for Resources Satellite Data and Application","ror":"https://ror.org/00ft0fw96","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210092591"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"ShiJin Li","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China"],"affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources of P.R.China, Haidian District, Beijing 100048, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]},{"raw_affiliation_string":"School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, China","institution_ids":["https://openalex.org/I25757504"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5101485663","https://openalex.org/A5101640057"],"corresponding_institution_ids":["https://openalex.org/I211433327","https://openalex.org/I25757504","https://openalex.org/I4210092591"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":38.6002,"has_fulltext":true,"cited_by_count":35,"citation_normalized_percentile":{"value":0.99442846,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"11","issue":"2","first_page":"199","last_page":"199"},"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/T10644","display_name":"Cryospheric studies and observations","score":0.9965999722480774,"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"}},{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6277813911437988},{"id":"https://openalex.org/keywords/kalman-filter","display_name":"Kalman filter","score":0.5029076933860779},{"id":"https://openalex.org/keywords/phase-unwrapping","display_name":"Phase unwrapping","score":0.477488249540329},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.40970760583877563},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.36555731296539307},{"id":"https://openalex.org/keywords/interferometry","display_name":"Interferometry","score":0.2911652624607086},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.25484639406204224},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.21051639318466187},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.08006301522254944}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6277813911437988},{"id":"https://openalex.org/C157286648","wikidata":"https://www.wikidata.org/wiki/Q846780","display_name":"Kalman filter","level":2,"score":0.5029076933860779},{"id":"https://openalex.org/C3020654733","wikidata":"https://www.wikidata.org/wiki/Q6038852","display_name":"Phase unwrapping","level":3,"score":0.477488249540329},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.40970760583877563},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.36555731296539307},{"id":"https://openalex.org/C166689943","wikidata":"https://www.wikidata.org/wiki/Q850283","display_name":"Interferometry","level":2,"score":0.2911652624607086},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.25484639406204224},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.21051639318466187},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08006301522254944},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/rs11020199","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11020199","pdf_url":"https://www.mdpi.com/2072-4292/11/2/199/pdf?version=1548139091","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:a5111ccb076342ffb1f8dafd5ec87b38","is_oa":true,"landing_page_url":"https://doaj.org/article/a5111ccb076342ffb1f8dafd5ec87b38","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 11, Iss 2, p 199 (2019)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/11/2/199/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs11020199","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing; Volume 11; Issue 2; Pages: 199","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs11020199","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs11020199","pdf_url":"https://www.mdpi.com/2072-4292/11/2/199/pdf?version=1548139091","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.5600000023841858,"id":"https://metadata.un.org/sdg/11"}],"awards":[{"id":"https://openalex.org/G1121271761","display_name":null,"funder_award_id":"Program","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2087396116","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3317480652","display_name":null,"funder_award_id":"Science","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3399166640","display_name":null,"funder_award_id":"2017YFB0502700","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3704766468","display_name":null,"funder_award_id":"B0502","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3880911694","display_name":null,"funder_award_id":"2018KJ030","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5257115104","display_name":null,"funder_award_id":"41774026","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5939423041","display_name":null,"funder_award_id":"Technology","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5994120800","display_name":null,"funder_award_id":"Natural","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7029892874","display_name":null,"funder_award_id":"61801136","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8836095211","display_name":null,"funder_award_id":"2018KJ03","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":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2915012280.pdf","grobid_xml":"https://content.openalex.org/works/W2915012280.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W1819811667","https://openalex.org/W1912095220","https://openalex.org/W1988860508","https://openalex.org/W1992306337","https://openalex.org/W2007926043","https://openalex.org/W2009790728","https://openalex.org/W2026578807","https://openalex.org/W2045126741","https://openalex.org/W2073608344","https://openalex.org/W2103459585","https://openalex.org/W2109623104","https://openalex.org/W2112520985","https://openalex.org/W2125267343","https://openalex.org/W2141300959","https://openalex.org/W2147559054","https://openalex.org/W2152185946","https://openalex.org/W2155480986","https://openalex.org/W2155616886","https://openalex.org/W2155679530","https://openalex.org/W2158755508","https://openalex.org/W2158901733","https://openalex.org/W2163320322","https://openalex.org/W2165180801","https://openalex.org/W2166387279","https://openalex.org/W2168596497","https://openalex.org/W2370213240","https://openalex.org/W2617150165","https://openalex.org/W2738804973","https://openalex.org/W2738997499","https://openalex.org/W2770798882","https://openalex.org/W2804826307","https://openalex.org/W2807495038","https://openalex.org/W6647467917"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2051487156","https://openalex.org/W2073681303","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2350741829","https://openalex.org/W2807729573"],"abstract_inverted_index":{"Phase":[0],"unwrapping":[1],"(PU)":[2],"represents":[3],"a":[4,74],"key":[5],"step":[6],"in":[7],"the":[8,16,38,52,82,91,98,101,105,110,114,118,122,138,141,145,150,157,171,175,178,194,199],"reconstruction":[9],"of":[10,18,100,104,117,140],"digital":[11],"elevation":[12],"models":[13],"(DEMs)":[14],"and":[15,44,66,124,188,193],"monitoring":[17],"surface":[19],"deformation":[20],"from":[21],"interferometric":[22,158],"synthetic":[23],"aperture":[24],"radar":[25],"(InSAR)":[26],"data.":[27],"Compared":[28],"with":[29],"single-baseline":[30],"(SB)":[31],"PU,":[32],"multi-baseline":[33],"(MB)":[34],"PU":[35,54,78,206],"can":[36],"resolve":[37],"phase":[39,45,147],"discontinuities":[40],"caused":[41],"by":[42,48,59],"noise":[43,142],"layover":[46],"induced":[47],"terrain":[49],"undulations.":[50],"However,":[51],"MB":[53,77,190,205],"performance":[55,99],"is":[56,133,153,170,184,202],"limited":[57],"primarily":[58],"its":[60],"poor":[61],"robustness":[62],"to":[63,96,120,136,155,173],"measurement":[64],"bias":[65],"noise.":[67],"To":[68],"address":[69],"this":[70],"problem,":[71],"we":[72],"propose":[73],"refined":[75],"2-D":[76],"method":[79,89,112,183,201],"based":[80,165],"on":[81,144,166],"two-stage":[83],"programming":[84],"approach":[85],"(TSPA).":[86],"The":[87,181],"proposed":[88,111,182,200],"uses":[90],"unscented":[92],"Kalman":[93],"filter":[94],"(UKF)":[95],"improve":[97],"second":[102],"stage":[103,116],"original":[106],"TSPA":[107,119,179],"method.":[108],"Specifically,":[109],"maintains":[113],"first":[115,172],"estimate":[121],"range":[123],"azimuth":[125],"gradients":[126,143],"between":[127],"neighbouring":[128],"pixels.":[129],"Then,":[130],"median":[131],"filtering":[132],"slightly":[134],"used":[135,154],"reduce":[137],"effects":[139],"estimated":[146],"gradients.":[148],"Finally,":[149],"UKF":[151,176],"model":[152],"unwrap":[156],"phases":[159],"using":[160,186],"an":[161],"efficient":[162],"quality-guided":[163],"strategy":[164],"heap-sort.":[167],"This":[168],"paper":[169],"integrate":[174],"into":[177],"framework.":[180],"validated":[185],"bistatic":[187],"monostatic":[189],"InSAR":[191],"datasets,":[192],"experimental":[195],"results":[196],"show":[197],"that":[198],"effective":[203],"for":[204],"problems.":[207]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":10}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2019-02-21T00:00:00"}
