{"id":"https://openalex.org/W4403680020","doi":"https://doi.org/10.3390/rs16213948","title":"Impacts of Digital Elevation Model Elevation Error on Terrain Gravity Field Calculations: A Case Study in the Wudalianchi Airborne Gravity Gradiometer Test Site, China","display_name":"Impacts of Digital Elevation Model Elevation Error on Terrain Gravity Field Calculations: A Case Study in the Wudalianchi Airborne Gravity Gradiometer Test Site, China","publication_year":2024,"publication_date":"2024-10-23","ids":{"openalex":"https://openalex.org/W4403680020","doi":"https://doi.org/10.3390/rs16213948"},"language":"en","primary_location":{"id":"doi:10.3390/rs16213948","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16213948","pdf_url":"https://www.mdpi.com/2072-4292/16/21/3948/pdf?version=1729691801","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/2072-4292/16/21/3948/pdf?version=1729691801","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069656008","display_name":"Lehan Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lehan Wang","raw_affiliation_strings":["Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073793379","display_name":"Meng Yang","orcid":"https://orcid.org/0000-0002-6250-1965"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Meng Yang","raw_affiliation_strings":["Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062132445","display_name":"Zhiyong Huang","orcid":"https://orcid.org/0000-0002-0482-2891"},"institutions":[{"id":"https://openalex.org/I169689159","display_name":"PLA Information Engineering University","ror":"https://ror.org/00mm1qk40","country_code":"CN","type":"education","lineage":["https://openalex.org/I169689159"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhiyong Huang","raw_affiliation_strings":["Institute of Geospatial Information, Information Engineering University, Zhengzhou 450001, China","State Key Laboratory of Geo-Information Engineering, Xi\u2019an 710054, China","State Key Laboratory of Geo-Information Engineering, Xi'an 710054, China"],"affiliations":[{"raw_affiliation_string":"Institute of Geospatial Information, Information Engineering University, Zhengzhou 450001, China","institution_ids":["https://openalex.org/I169689159"]},{"raw_affiliation_string":"State Key Laboratory of Geo-Information Engineering, Xi\u2019an 710054, China","institution_ids":[]},{"raw_affiliation_string":"State Key Laboratory of Geo-Information Engineering, Xi'an 710054, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016910459","display_name":"Wei Feng","orcid":"https://orcid.org/0000-0001-8873-0750"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wei Feng","raw_affiliation_strings":["Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101473149","display_name":"Xingyuan Yan","orcid":"https://orcid.org/0000-0002-1801-6460"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xingyuan Yan","raw_affiliation_strings":["Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060567175","display_name":"Min Zhong","orcid":"https://orcid.org/0000-0001-6911-598X"},"institutions":[{"id":"https://openalex.org/I157773358","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71","country_code":"CN","type":"education","lineage":["https://openalex.org/I157773358"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Min Zhong","raw_affiliation_strings":["Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China"],"affiliations":[{"raw_affiliation_string":"Key Laboratory of Comprehensive Observation of Polar Environment, Ministry of Education, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]},{"raw_affiliation_string":"School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China","institution_ids":["https://openalex.org/I157773358"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5073793379"],"corresponding_institution_ids":["https://openalex.org/I157773358"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":0.4632,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.66793646,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"16","issue":"21","first_page":"3948","last_page":"3948"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11405","display_name":"Geophysics and Gravity Measurements","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1910","display_name":"Oceanography"},"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9955999851226807,"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/T10572","display_name":"Geophysical and Geoelectrical Methods","score":0.9886000156402588,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/digital-elevation-model","display_name":"Digital elevation model","score":0.8344316482543945},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.7258583307266235},{"id":"https://openalex.org/keywords/terrain","display_name":"Terrain","score":0.7254767417907715},{"id":"https://openalex.org/keywords/gradiometer","display_name":"Gradiometer","score":0.7234652042388916},{"id":"https://openalex.org/keywords/geodesy","display_name":"Geodesy","score":0.632747232913971},{"id":"https://openalex.org/keywords/gravity-anomaly","display_name":"Gravity anomaly","score":0.6080477833747864},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5913236737251282},{"id":"https://openalex.org/keywords/lidar","display_name":"Lidar","score":0.5910309553146362},{"id":"https://openalex.org/keywords/elevation","display_name":"Elevation (ballistics)","score":0.5819823145866394},{"id":"https://openalex.org/keywords/gravimeter","display_name":"Gravimeter","score":0.5327914357185364},{"id":"https://openalex.org/keywords/gravity-of-earth","display_name":"Gravity of Earth","score":0.4826357960700989},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.4613533020019531},{"id":"https://openalex.org/keywords/gravitational-field","display_name":"Gravitational field","score":0.45613130927085876},{"id":"https://openalex.org/keywords/shuttle-radar-topography-mission","display_name":"Shuttle Radar Topography Mission","score":0.43088972568511963},{"id":"https://openalex.org/keywords/free-air-gravity-anomaly","display_name":"Free-air gravity anomaly","score":0.41628581285476685},{"id":"https://openalex.org/keywords/bouguer-anomaly","display_name":"Bouguer anomaly","score":0.31443238258361816},{"id":"https://openalex.org/keywords/geophysics","display_name":"Geophysics","score":0.2576944828033447},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1217309832572937},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.10127225518226624},{"id":"https://openalex.org/keywords/magnetometer","display_name":"Magnetometer","score":0.06643649935722351}],"concepts":[{"id":"https://openalex.org/C181843262","wikidata":"https://www.wikidata.org/wiki/Q640492","display_name":"Digital elevation model","level":2,"score":0.8344316482543945},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.7258583307266235},{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.7254767417907715},{"id":"https://openalex.org/C2780784121","wikidata":"https://www.wikidata.org/wiki/Q629879","display_name":"Gradiometer","level":4,"score":0.7234652042388916},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.632747232913971},{"id":"https://openalex.org/C96342900","wikidata":"https://www.wikidata.org/wiki/Q1413914","display_name":"Gravity anomaly","level":3,"score":0.6080477833747864},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5913236737251282},{"id":"https://openalex.org/C51399673","wikidata":"https://www.wikidata.org/wiki/Q504027","display_name":"Lidar","level":2,"score":0.5910309553146362},{"id":"https://openalex.org/C37054046","wikidata":"https://www.wikidata.org/wiki/Q641888","display_name":"Elevation (ballistics)","level":2,"score":0.5819823145866394},{"id":"https://openalex.org/C139974479","wikidata":"https://www.wikidata.org/wiki/Q499964","display_name":"Gravimeter","level":3,"score":0.5327914357185364},{"id":"https://openalex.org/C68989474","wikidata":"https://www.wikidata.org/wiki/Q673166","display_name":"Gravity of Earth","level":3,"score":0.4826357960700989},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.4613533020019531},{"id":"https://openalex.org/C14257148","wikidata":"https://www.wikidata.org/wiki/Q558066","display_name":"Gravitational field","level":2,"score":0.45613130927085876},{"id":"https://openalex.org/C184149073","wikidata":"https://www.wikidata.org/wiki/Q965136","display_name":"Shuttle Radar Topography Mission","level":3,"score":0.43088972568511963},{"id":"https://openalex.org/C151213697","wikidata":"https://www.wikidata.org/wiki/Q3618213","display_name":"Free-air gravity anomaly","level":5,"score":0.41628581285476685},{"id":"https://openalex.org/C56859440","wikidata":"https://www.wikidata.org/wiki/Q749598","display_name":"Bouguer anomaly","level":4,"score":0.31443238258361816},{"id":"https://openalex.org/C8058405","wikidata":"https://www.wikidata.org/wiki/Q46255","display_name":"Geophysics","level":1,"score":0.2576944828033447},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1217309832572937},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.10127225518226624},{"id":"https://openalex.org/C153946474","wikidata":"https://www.wikidata.org/wiki/Q333921","display_name":"Magnetometer","level":3,"score":0.06643649935722351},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C30399818","wikidata":"https://www.wikidata.org/wiki/Q5048830","display_name":"Casing","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C2776364302","wikidata":"https://www.wikidata.org/wiki/Q1845437","display_name":"Oil field","level":2,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"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/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/rs16213948","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16213948","pdf_url":"https://www.mdpi.com/2072-4292/16/21/3948/pdf?version=1729691801","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:ecfc67eaf1a740b29dedc408a532c938","is_oa":true,"landing_page_url":"https://doaj.org/article/ecfc67eaf1a740b29dedc408a532c938","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","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 16, Iss 21, p 3948 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/rs16213948","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs16213948","pdf_url":"https://www.mdpi.com/2072-4292/16/21/3948/pdf?version=1729691801","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":[],"awards":[{"id":"https://openalex.org/G1231421488","display_name":null,"funder_award_id":"under","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/G2376276132","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G3085993365","display_name":null,"funder_award_id":"(Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3098239368","display_name":null,"funder_award_id":"24xkjc027","funder_id":"https://openalex.org/F4320321160","funder_display_name":"Sun Yat-sen University"},{"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/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/G4317978611","display_name":null,"funder_award_id":"China","funder_id":"https://openalex.org/F4320321160","funder_display_name":"Sun Yat-sen University"},{"id":"https://openalex.org/G4476977081","display_name":null,"funder_award_id":"24xkjc027","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"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/G6364712676","display_name":null,"funder_award_id":"23xkjc012","funder_id":"https://openalex.org/F4320321160","funder_display_name":"Sun Yat-sen University"},{"id":"https://openalex.org/G7645712296","display_name":null,"funder_award_id":"42104083","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7726157001","display_name":null,"funder_award_id":"Grant No.","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8093619060","display_name":null,"funder_award_id":"23xkjc012","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8951484681","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320321160","display_name":"Sun Yat-sen University","ror":"https://ror.org/0064kty71"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4403680020.pdf","grobid_xml":"https://content.openalex.org/works/W4403680020.grobid-xml"},"referenced_works_count":62,"referenced_works":["https://openalex.org/W786544031","https://openalex.org/W1606754933","https://openalex.org/W1981263865","https://openalex.org/W1990128059","https://openalex.org/W2011932950","https://openalex.org/W2017496690","https://openalex.org/W2025969570","https://openalex.org/W2051576307","https://openalex.org/W2061250918","https://openalex.org/W2061856634","https://openalex.org/W2072127336","https://openalex.org/W2074992530","https://openalex.org/W2084744129","https://openalex.org/W2108548334","https://openalex.org/W2113354127","https://openalex.org/W2131408559","https://openalex.org/W2137564984","https://openalex.org/W2150038996","https://openalex.org/W2157494358","https://openalex.org/W2163334886","https://openalex.org/W2404286957","https://openalex.org/W2431590743","https://openalex.org/W2436494909","https://openalex.org/W2437003282","https://openalex.org/W2502640092","https://openalex.org/W2504344635","https://openalex.org/W2551689768","https://openalex.org/W2600843036","https://openalex.org/W2620109964","https://openalex.org/W2885908041","https://openalex.org/W2895473810","https://openalex.org/W2901573375","https://openalex.org/W2914241985","https://openalex.org/W2944902968","https://openalex.org/W2961856072","https://openalex.org/W2988720546","https://openalex.org/W3009867364","https://openalex.org/W3015526299","https://openalex.org/W3023098916","https://openalex.org/W3049332966","https://openalex.org/W3080433234","https://openalex.org/W3110163182","https://openalex.org/W3118802567","https://openalex.org/W3126936083","https://openalex.org/W3128092845","https://openalex.org/W3200995408","https://openalex.org/W4244532325","https://openalex.org/W4246525335","https://openalex.org/W4296779473","https://openalex.org/W4318406332","https://openalex.org/W4324386059","https://openalex.org/W4384828048","https://openalex.org/W4385060219","https://openalex.org/W4385582280","https://openalex.org/W4385700285","https://openalex.org/W4390058980","https://openalex.org/W4400646827","https://openalex.org/W6622698972","https://openalex.org/W6663322172","https://openalex.org/W6724575737","https://openalex.org/W6795947117","https://openalex.org/W6859885136"],"related_works":["https://openalex.org/W2263137200","https://openalex.org/W2112005109","https://openalex.org/W2371965248","https://openalex.org/W2006550864","https://openalex.org/W2158136626","https://openalex.org/W2377729508","https://openalex.org/W2883163514","https://openalex.org/W2137142789","https://openalex.org/W2085983085","https://openalex.org/W4231147968"],"abstract_inverted_index":{"Accurate":[0],"Digital":[1],"Elevation":[2],"Models":[3],"(DEMs)":[4],"are":[5,14],"essential":[6],"for":[7,235],"precise":[8],"terrain":[9,53,93,237],"gravity":[10,17,54,94,97,105,154,183,199,238,240],"field":[11,18],"calculations,":[12],"which":[13],"critical":[15,226],"in":[16,132,161,244],"modeling,":[19,242],"airborne":[20,82,248],"gravimeter":[21,249],"and":[22,25,67,81,96,119,164,173,189,239,250],"gradiometer":[23,251],"calibration,":[24],"geophysical":[26],"inversion.":[27],"This":[28,156],"study":[29],"evaluates":[30],"the":[31,45,116,123,128,133,171,197,205,225],"accuracy":[32,126],"of":[33,88,147,177,228],"various":[34],"satellite":[35,129],"DEMs":[36,130,230],"by":[37,185,207],"comparing":[38],"them":[39],"with":[40,141,212,231],"a":[41,49,70,102],"LiDAR":[42,83],"DEM":[43,57,84,89,118,121,139],"at":[44,108,174,201],"Wudalianchi":[46,134],"test":[47],"site,":[48],"location":[50],"requiring":[51],"ultra-accurate":[52],"fields.":[55],"Major":[56],"error":[58],"sources,":[59],"particularly":[60,243],"those":[61],"related":[62],"to":[63,215],"vegetation,":[64],"were":[65],"identified":[66],"corrected":[68],"using":[69,101,229],"least":[71],"squares":[72],"method":[73,107],"that":[74,115],"integrates":[75],"canopy":[76],"height,":[77],"vegetation":[78,90,180,194,219,232],"cover,":[79],"NDVI,":[80],"data.":[85],"The":[86,112,222],"impact":[87,146],"errors":[91,143,213,233],"on":[92,152],"anomalies":[95,184],"gradients":[98],"was":[99],"quantified":[100],"partitioned":[103],"adaptive":[104],"forward-modeling":[106],"different":[109],"measurement":[110],"heights.":[111],"results":[113],"indicate":[114],"TanDEM-X":[117],"AW3D30":[120],"exhibit":[122],"highest":[124],"vertical":[125,198],"among":[127],"evaluated":[131],"area.":[135],"Vegetation":[136],"significantly":[137],"affects":[138,182],"accuracy,":[140],"vegetation-related":[142],"causing":[144],"an":[145,175],"approximately":[148,186,208],"0.17":[149],"mGal":[150,188],"(RMS)":[151],"surface":[153,172,206],"anomalies.":[155],"effect":[157],"is":[158],"more":[159],"pronounced":[160],"densely":[162],"vegetated":[163],"volcanic":[165],"regions.":[166],"At":[167],"100":[168,202],"m":[169,203],"above":[170,204],"altitude":[176],"1":[178],"km,":[179],"height":[181,195],"0.12":[187],"0.07":[190],"mGal,":[191],"respectively.":[192],"Additionally,":[193],"impacts":[196],"gradient":[200,241],"4.20":[209],"E":[210,217],"(RMS),":[211],"up":[214],"48.84":[216],"over":[218],"covered":[220],"areas.":[221],"findings":[223],"underscore":[224],"importance":[227],"removed":[234],"high-precision":[236],"applications":[245],"such":[246],"as":[247],"calibration.":[252]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-04-19T08:26:33.389920","created_date":"2025-10-10T00:00:00"}