{"id":"https://openalex.org/W4287889746","doi":"https://doi.org/10.1109/jstars.2022.3193419","title":"A Correction Method of NDVI Topographic Shadow Effect for Rugged Terrain","display_name":"A Correction Method of NDVI Topographic Shadow Effect for Rugged Terrain","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4287889746","doi":"https://doi.org/10.1109/jstars.2022.3193419"},"language":"en","primary_location":{"id":"doi:10.1109/jstars.2022.3193419","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2022.3193419","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/09839433.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/09839433.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5079027639","display_name":"Yang Xu","orcid":"https://orcid.org/0000-0001-9518-4540"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Yang","raw_affiliation_strings":["Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0000-0001-9518-4540","affiliations":[{"raw_affiliation_string":"Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079847049","display_name":"Xiaoqing Zuo","orcid":"https://orcid.org/0000-0001-9153-1920"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoqing Zuo","raw_affiliation_strings":["Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":"https://orcid.org/0000-0001-9153-1920","affiliations":[{"raw_affiliation_string":"Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051011752","display_name":"Wenbin Xie","orcid":"https://orcid.org/0000-0003-0824-108X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wenbin Xie","raw_affiliation_strings":["Yunnan Institute of Geological Surveying and Mapping, Yunnan Geological Big Data Center, Kunming, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yunnan Institute of Geological Surveying and Mapping, Yunnan Geological Big Data Center, Kunming, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018826301","display_name":"Yongfa Li","orcid":"https://orcid.org/0000-0002-6444-3332"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yongfa Li","raw_affiliation_strings":["Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039497967","display_name":"Shipeng Guo","orcid":"https://orcid.org/0000-0003-3044-6073"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shipeng Guo","raw_affiliation_strings":["Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100438480","display_name":"Hang Zhang","orcid":"https://orcid.org/0000-0003-4349-7603"},"institutions":[{"id":"https://openalex.org/I10660446","display_name":"Kunming University of Science and Technology","ror":"https://ror.org/00xyeez13","country_code":"CN","type":"education","lineage":["https://openalex.org/I10660446"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hang Zhang","raw_affiliation_strings":["Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Land and Resources Engineering, Kunming University of Science and Technology, Kunming, China","institution_ids":["https://openalex.org/I10660446"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1250,"currency":"USD","value_usd":1250},"apc_paid":{"value":1250,"currency":"USD","value_usd":1250},"fwci":3.7586,"has_fulltext":true,"cited_by_count":27,"citation_normalized_percentile":{"value":0.93328343,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"15","issue":null,"first_page":"8456","last_page":"8472"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9980999827384949,"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"}},{"id":"https://openalex.org/T10226","display_name":"Land Use and Ecosystem Services","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/normalized-difference-vegetation-index","display_name":"Normalized Difference Vegetation Index","score":0.8462757468223572},{"id":"https://openalex.org/keywords/shadow","display_name":"Shadow (psychology)","score":0.7654332518577576},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.7127152681350708},{"id":"https://openalex.org/keywords/terrain","display_name":"Terrain","score":0.6410906314849854},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4895973801612854},{"id":"https://openalex.org/keywords/altitude","display_name":"Altitude (triangle)","score":0.48874521255493164},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.32689690589904785},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.2454667091369629},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2258320152759552},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.10782814025878906},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.09941622614860535},{"id":"https://openalex.org/keywords/climate-change","display_name":"Climate change","score":0.08697935938835144}],"concepts":[{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.8462757468223572},{"id":"https://openalex.org/C117797892","wikidata":"https://www.wikidata.org/wiki/Q286363","display_name":"Shadow (psychology)","level":2,"score":0.7654332518577576},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.7127152681350708},{"id":"https://openalex.org/C161840515","wikidata":"https://www.wikidata.org/wiki/Q186131","display_name":"Terrain","level":2,"score":0.6410906314849854},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4895973801612854},{"id":"https://openalex.org/C6350597","wikidata":"https://www.wikidata.org/wiki/Q339495","display_name":"Altitude (triangle)","level":2,"score":0.48874521255493164},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.32689690589904785},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2454667091369629},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2258320152759552},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.10782814025878906},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.09941622614860535},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.08697935938835144},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/jstars.2022.3193419","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2022.3193419","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/09839433.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:734be8d5aaf747cf846c83de6bc7577f","is_oa":false,"landing_page_url":"https://doaj.org/article/734be8d5aaf747cf846c83de6bc7577f","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 15, Pp 8456-8472 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/jstars.2022.3193419","is_oa":true,"landing_page_url":"https://doi.org/10.1109/jstars.2022.3193419","pdf_url":"https://ieeexplore.ieee.org/ielx7/4609443/4609444/09839433.pdf","source":{"id":"https://openalex.org/S117727964","display_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","issn_l":"1939-1404","issn":["1939-1404","2151-1535"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15","score":0.5899999737739563}],"awards":[{"id":"https://openalex.org/G1731971599","display_name":null,"funder_award_id":"42161067","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/W4287889746.pdf","grobid_xml":"https://content.openalex.org/works/W4287889746.grobid-xml"},"referenced_works_count":59,"referenced_works":["https://openalex.org/W34188043","https://openalex.org/W1511139417","https://openalex.org/W1531146290","https://openalex.org/W1540934374","https://openalex.org/W1964217023","https://openalex.org/W1979583718","https://openalex.org/W1980306706","https://openalex.org/W1996528179","https://openalex.org/W2004272496","https://openalex.org/W2008547125","https://openalex.org/W2008789742","https://openalex.org/W2010390951","https://openalex.org/W2013160204","https://openalex.org/W2023114212","https://openalex.org/W2030411008","https://openalex.org/W2033430899","https://openalex.org/W2035760813","https://openalex.org/W2046339565","https://openalex.org/W2055827677","https://openalex.org/W2062445696","https://openalex.org/W2065769426","https://openalex.org/W2070939483","https://openalex.org/W2074283154","https://openalex.org/W2083377739","https://openalex.org/W2086717801","https://openalex.org/W2088949640","https://openalex.org/W2089441588","https://openalex.org/W2097492507","https://openalex.org/W2099867025","https://openalex.org/W2100461564","https://openalex.org/W2121263425","https://openalex.org/W2131631211","https://openalex.org/W2133059825","https://openalex.org/W2137069078","https://openalex.org/W2141815566","https://openalex.org/W2155722785","https://openalex.org/W2158714173","https://openalex.org/W2255689342","https://openalex.org/W2315709310","https://openalex.org/W2338341747","https://openalex.org/W2340238389","https://openalex.org/W2476304005","https://openalex.org/W2530609404","https://openalex.org/W2587038410","https://openalex.org/W2808903498","https://openalex.org/W2887272444","https://openalex.org/W2888154665","https://openalex.org/W2901551200","https://openalex.org/W2907425119","https://openalex.org/W2914812315","https://openalex.org/W2915119470","https://openalex.org/W2946133329","https://openalex.org/W3022812193","https://openalex.org/W3036679688","https://openalex.org/W3103150534","https://openalex.org/W3132886310","https://openalex.org/W3172272974","https://openalex.org/W4229862041","https://openalex.org/W6601351852"],"related_works":["https://openalex.org/W3207046288","https://openalex.org/W3023446922","https://openalex.org/W4324030030","https://openalex.org/W4392566681","https://openalex.org/W1980260791","https://openalex.org/W4385533602","https://openalex.org/W3189212133","https://openalex.org/W4382239404","https://openalex.org/W2053086167","https://openalex.org/W2383666613"],"abstract_inverted_index":{"The":[0,58,99,153,171,204,219],"influence":[1],"of":[2,15,25,34,83,180,199,207,244],"solar":[3,66,91,104],"altitude":[4],"and":[5,71,74,143,169,211,224,241,263],"azimuth":[6],"angles":[7],"makes":[8],"shadows":[9,84],"prevalent":[10],"in":[11,65,95,106,190,270],"remote":[12],"sensing":[13],"images":[14,131],"rugged":[16],"terrains.":[17],"Consequently,":[18],"the":[19,26,40,63,69,81,87,96,107,120,125,140,178,181,191,197,200,208,217,234,242,254,268],"Normalized":[20],"Difference":[21],"Vegetation":[22],"Index":[23],"(NDVI)":[24],"shadow":[27,43,53,72,97,108,183,202,210,213,271],"areas":[28,109,184,214],"is":[29,60,110],"much":[30],"lower":[31],"than":[32],"that":[33,79,174,185],"sunlit":[35,70],"areas&#x2014;a":[36],"phenomenon":[37],"known":[38],"as":[39,112,260],"NDVI":[41,51,206,220,243,269],"topographic":[42,52,162],"effect.":[44],"In":[45,232,252],"this":[46],"study,":[47],"we":[48],"developed":[49],"an":[50],"effect":[54],"correction":[55,163],"(NTSEC)":[56],"model.":[57],"NTSEC":[59,141,175,235,255],"based":[61],"on":[62],"difference":[64],"radiation":[67],"between":[68,222],"areas,":[73],"introduces":[75],"a":[76,113,261],"variable":[77],"factor":[78],"indicates":[80],"intensity":[82],"to":[85,116,138,148,188],"simulate":[86],"reflectance":[88,101,122],"for":[89,102,123,266],"direct":[90,103],"light":[92,105],"not":[93,238],"received":[94],"areas.":[98,203,272],"simulated":[100],"used":[111,137,161,259],"compensation":[114],"value":[115],"be":[117,258],"summed":[118],"with":[119,158],"original":[121],"calculating":[124],"corrected":[126,205],"NDVI.":[127],"Landsat":[128],"8":[129],"OLI":[130],"from":[132],"two":[133],"different":[134,245],"regions":[135],"were":[136,146,215,227],"test":[139],"method":[142,236,265],"multiple":[144],"strategies":[145],"employed":[147],"provide":[149],"objective":[150],"evaluative":[151],"results.":[152],"model":[154,256],"performance":[155],"was":[156],"compared":[157],"four":[159],"commonly":[160],"(TC)":[164],"models:":[165],"CC,":[166],"MIN,":[167],"VECA,":[168],"SE.":[170],"results":[172],"show":[173],"can":[176,257],"suppress":[177],"overcorrection":[179],"self":[182,209],"are":[186],"difficult":[187],"eliminate":[189],"TC":[192],"methods,":[193],"while":[194],"simultaneously":[195],"improving":[196],"undercorrection":[198],"cast":[201,212],"almost":[216],"same.":[218],"differences":[221],"shady":[223],"sunny":[225],"slopes":[226],"significantly":[228],"reduced":[229],"after":[230],"correction.":[231],"addition,":[233],"did":[237],"produce":[239],"outliers,":[240],"land":[246],"cover":[247],"types":[248],"retained":[249],"interclass":[250],"stability.":[251],"summary,":[253],"simple":[262],"robust":[264],"correcting":[267]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
