{"id":"https://openalex.org/W4387623792","doi":"https://doi.org/10.1109/tgrs.2023.3323571","title":"Vertical Accuracy Evaluation Model for Laser Altimetry Points and Stereo Images of the Gaofen-7 Satellite Without Ground Control Points","display_name":"Vertical Accuracy Evaluation Model for Laser Altimetry Points and Stereo Images of the Gaofen-7 Satellite Without Ground Control Points","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4387623792","doi":"https://doi.org/10.1109/tgrs.2023.3323571"},"language":"en","primary_location":{"id":"doi:10.1109/tgrs.2023.3323571","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2023.3323571","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","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/A5059621509","display_name":"Ping Zhou","orcid":"https://orcid.org/0000-0002-2391-5356"},"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":"Ping Zhou","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources, Haidian, Beijing, China"],"raw_orcid":"https://orcid.org/0000-0002-2391-5356","affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources, Haidian, Beijing, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021260708","display_name":"Hongbo Pan","orcid":"https://orcid.org/0000-0002-8331-2266"},"institutions":[{"id":"https://openalex.org/I139660479","display_name":"Central South University","ror":"https://ror.org/00f1zfq44","country_code":"CN","type":"education","lineage":["https://openalex.org/I139660479"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongbo Pan","raw_affiliation_strings":["School of Geosciences and Info-Physics, Central South University, Changsha, China"],"raw_orcid":"https://orcid.org/0000-0002-8331-2266","affiliations":[{"raw_affiliation_string":"School of Geosciences and Info-Physics, Central South University, Changsha, China","institution_ids":["https://openalex.org/I139660479"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101689253","display_name":"Xinming Tang","orcid":"https://orcid.org/0000-0001-8400-476X"},"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":"Xinming Tang","raw_affiliation_strings":["Land Satellite Remote Sensing Application Center, Ministry of Natural Resources, Haidian, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Land Satellite Remote Sensing Application Center, Ministry of Natural Resources, Haidian, Beijing, China","institution_ids":["https://openalex.org/I4210092591","https://openalex.org/I211433327"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.9147,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.73580196,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"61","issue":null,"first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12983","display_name":"Satellite Image Processing and Photogrammetry","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T12983","display_name":"Satellite Image Processing and Photogrammetry","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11211","display_name":"3D Surveying and Cultural Heritage","score":0.995199978351593,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9944000244140625,"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/satellite","display_name":"Satellite","score":0.6347005367279053},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6194478869438171},{"id":"https://openalex.org/keywords/altimeter","display_name":"Altimeter","score":0.576958417892456},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.565036952495575},{"id":"https://openalex.org/keywords/joint","display_name":"Joint (building)","score":0.5593765377998352},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.5289701819419861},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5176530480384827},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5129968523979187},{"id":"https://openalex.org/keywords/stereo-imaging","display_name":"Stereo imaging","score":0.47380203008651733},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.45740440487861633},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.36652663350105286},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.32599207758903503},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2547115087509155},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.19629859924316406},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09301668405532837},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.08602964878082275},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07307550311088562}],"concepts":[{"id":"https://openalex.org/C19269812","wikidata":"https://www.wikidata.org/wiki/Q26540","display_name":"Satellite","level":2,"score":0.6347005367279053},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6194478869438171},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.576958417892456},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.565036952495575},{"id":"https://openalex.org/C18555067","wikidata":"https://www.wikidata.org/wiki/Q8375051","display_name":"Joint (building)","level":2,"score":0.5593765377998352},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5289701819419861},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5176530480384827},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5129968523979187},{"id":"https://openalex.org/C2776122016","wikidata":"https://www.wikidata.org/wiki/Q7611221","display_name":"Stereo imaging","level":2,"score":0.47380203008651733},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.45740440487861633},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.36652663350105286},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.32599207758903503},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2547115087509155},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.19629859924316406},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09301668405532837},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08602964878082275},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07307550311088562},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C170154142","wikidata":"https://www.wikidata.org/wiki/Q150737","display_name":"Architectural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tgrs.2023.3323571","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2023.3323571","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"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 Transactions on Geoscience and Remote Sensing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3437178796","display_name":null,"funder_award_id":"42001416","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5015691118","display_name":"\u9ad8\u5206\u591a\u7ebf\u9635\u536b\u661f\u59ff\u6001\u70ed\u53d8\u5f62\u8bef\u5dee\u7684\u65e0\u63a7\u5236\u70b9\u8865\u507f\u673a\u7406\u7814\u7a76","funder_award_id":"41971418","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7198907478","display_name":null,"funder_award_id":"42271410","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":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W150909699","https://openalex.org/W747984920","https://openalex.org/W748410165","https://openalex.org/W1495364903","https://openalex.org/W2003056712","https://openalex.org/W2030562605","https://openalex.org/W2066497294","https://openalex.org/W2069609746","https://openalex.org/W2083272290","https://openalex.org/W2097599521","https://openalex.org/W2107662174","https://openalex.org/W2109042215","https://openalex.org/W2141386907","https://openalex.org/W2146733066","https://openalex.org/W2151103935","https://openalex.org/W2169068767","https://openalex.org/W2187764553","https://openalex.org/W2193523497","https://openalex.org/W2289671215","https://openalex.org/W2332136378","https://openalex.org/W2462341121","https://openalex.org/W2468817231","https://openalex.org/W2560738740","https://openalex.org/W2973049108","https://openalex.org/W2994692620","https://openalex.org/W3012067634","https://openalex.org/W3020880613","https://openalex.org/W3048357351","https://openalex.org/W3196114605","https://openalex.org/W3209971564","https://openalex.org/W4220704739","https://openalex.org/W4221141078","https://openalex.org/W4225827727","https://openalex.org/W4285302894","https://openalex.org/W4286912601","https://openalex.org/W4319315379","https://openalex.org/W4362654402","https://openalex.org/W4392860678","https://openalex.org/W6681658146","https://openalex.org/W6686645010","https://openalex.org/W6776612839","https://openalex.org/W6863101689"],"related_works":["https://openalex.org/W119731573","https://openalex.org/W2279247987","https://openalex.org/W1655553142","https://openalex.org/W2327051096","https://openalex.org/W2096819438","https://openalex.org/W2120614840","https://openalex.org/W2044098611","https://openalex.org/W4237811998","https://openalex.org/W570302529","https://openalex.org/W2358154721"],"abstract_inverted_index":{"Gaofen7":[0],"(GF-7)":[1],"is":[2,175],"the":[3,42,74,88,152,161,169,189,193,204,227],"world\u2019s":[4],"first":[5],"Earth":[6],"observation":[7],"satellite":[8],"to":[9,39],"integrate":[10,233],"optical":[11,234],"stereo":[12,22,33,47,55,70,80,99,108,135,143,198,235],"cameras":[13,236],"and":[14,32,54,73,79,102,107,113,137,142,147,151,182,225,237],"laser":[15,28,238],"altimeters,":[16],"mainly":[17],"serving":[18],"global":[19],"1:10,000":[20,207],"scale":[21,208],"mapping.":[23,209],"GF-7":[24,69,98,124,197,221],"can":[25,202],"synchronously":[26],"acquire":[27],"altimetry":[29],"points":[30,86],"(LAPs)":[31],"images":[34,48,109,136,144,199],"with":[35,160,188],"sub-meter":[36],"resolution,":[37],"aiming":[38],"effectively":[40],"improve":[41],"vertical":[43,66,91,132,154,194],"positioning":[44],"accuracy":[45,67,118,195],"of":[46,52,68,77,97,105,134,140,156,179,191,196,206,212,229],"through":[49],"joint":[50,75,103,138],"geopositioning":[51,76,104,139],"LAPs":[53,78,106,141,157],"images.":[56,81],"This":[57],"study":[58,174,214],"proposed":[59,171],"a":[60],"quantitative":[61],"evaluation":[62],"model":[63],"for":[64,219],"theoretical":[65,90,162,180],"images,":[71,100],"LAPs,":[72,101,192],"Without":[82],"using":[83,123],"ground":[84],"control":[85],"(GCPs),":[87],"estimated":[89],"root":[92],"mean":[93],"square":[94],"errors":[95],"(RMSEs)":[96],"were":[110,121,145],"2.02-8.49,":[111],"0.09,":[112],"0.59-0.75":[114],"m,":[115,149],"respectively.":[116],"Subsequently,":[117],"verification":[119,184],"experiments":[120],"conducted":[122],"data":[125,222],"covering":[126],"Hubei":[127],"Province,":[128],"China.":[129],"The":[130,164,177,210],"actual":[131,153],"RMSE":[133,155],"3.19":[146],"0.68":[148],"respectively,":[150],"was":[158],"consistent":[159],"value.":[163],"experimental":[165,183],"results":[166,178,211],"confirm":[167],"that":[168,187,232],"method":[170],"in":[172],"this":[173,213],"effective.":[176],"estimation":[181],"both":[185],"indicate":[186],"assistance":[190],"without":[200],"GCPs":[201],"meet":[203],"requirements":[205],"have":[215],"important":[216],"reference":[217],"value":[218],"improving":[220],"processing":[223],"methods":[224],"guiding":[226],"design":[228],"future":[230],"satellites":[231],"altimeters.":[239]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-17T08:01:34.144755","created_date":"2025-10-10T00:00:00"}