{"id":"https://openalex.org/W2129310411","doi":"https://doi.org/10.1109/igarss.2008.4779835","title":"Land Cover Classification in Qinling Mountains in China, using Time-Series MODIS NDVI Data","display_name":"Land Cover Classification in Qinling Mountains in China, using Time-Series MODIS NDVI Data","publication_year":2008,"publication_date":"2008-01-01","ids":{"openalex":"https://openalex.org/W2129310411","doi":"https://doi.org/10.1109/igarss.2008.4779835","mag":"2129310411"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2008.4779835","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2008.4779835","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-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/A5050823135","display_name":"Quanfang Wang","orcid":"https://orcid.org/0009-0009-5909-798X"},"institutions":[{"id":"https://openalex.org/I75900474","display_name":"Hubei University","ror":"https://ror.org/03a60m280","country_code":"CN","type":"education","lineage":["https://openalex.org/I75900474"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Quanfang Wang","raw_affiliation_strings":["Faculty of Resources and Environmental Science, Hubei University, Wuhan, China","Fac. of Resources & Environ. Sci., Hubei Univ., Wuhan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Resources and Environmental Science, Hubei University, Wuhan, China","institution_ids":["https://openalex.org/I75900474"]},{"raw_affiliation_string":"Fac. of Resources & Environ. Sci., Hubei Univ., Wuhan","institution_ids":["https://openalex.org/I75900474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100785313","display_name":"Xiaotian Li","orcid":"https://orcid.org/0000-0002-2051-4581"},"institutions":[{"id":"https://openalex.org/I75900474","display_name":"Hubei University","ror":"https://ror.org/03a60m280","country_code":"CN","type":"education","lineage":["https://openalex.org/I75900474"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li Xiao","raw_affiliation_strings":["Faculty of Resources and Environmental Science, Hubei University, Wuhan, China","Fac. of Resources & Environ. Sci., Hubei Univ., Wuhan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Resources and Environmental Science, Hubei University, Wuhan, China","institution_ids":["https://openalex.org/I75900474"]},{"raw_affiliation_string":"Fac. of Resources & Environ. Sci., Hubei Univ., Wuhan","institution_ids":["https://openalex.org/I75900474"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080925435","display_name":"Jiayong Li","orcid":"https://orcid.org/0000-0003-1961-5796"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210160793","display_name":"Institute of Geographic Sciences and Natural Resources Research","ror":"https://ror.org/04t1cdb72","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210160793"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiayong Li","raw_affiliation_strings":["Institute of Geographical Sciences and Natural Resources Research, Chinese Academy and Sciences, Beijing, China","Inst. of Geogr. Sci. & Natural Resources Res., Chinese Acad. of Sci., Beijing"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Geographical Sciences and Natural Resources Research, Chinese Academy and Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210160793"]},{"raw_affiliation_string":"Inst. of Geogr. Sci. & Natural Resources Res., Chinese Acad. of Sci., Beijing","institution_ids":["https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022367739","display_name":"Xin Mei","orcid":"https://orcid.org/0000-0002-0241-2397"},"institutions":[{"id":"https://openalex.org/I75900474","display_name":"Hubei University","ror":"https://ror.org/03a60m280","country_code":"CN","type":"education","lineage":["https://openalex.org/I75900474"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Mei","raw_affiliation_strings":["Faculty of Resources and Environmental Science, Hubei University, Wuhan, China","Fac. of Resources & Environ. Sci., Hubei Univ., Wuhan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Resources and Environmental Science, Hubei University, Wuhan, China","institution_ids":["https://openalex.org/I75900474"]},{"raw_affiliation_string":"Fac. of Resources & Environ. Sci., Hubei Univ., Wuhan","institution_ids":["https://openalex.org/I75900474"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.10424122,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"IV ","last_page":" 766"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","score":0.9991000294685364,"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"}},"topics":[{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","score":0.9991000294685364,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9916999936103821,"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/T13203","display_name":"Environmental Changes in China","score":0.9861999750137329,"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":0.8331678509712219},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.7971216440200806},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.6391683220863342},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5899491310119629},{"id":"https://openalex.org/keywords/cohens-kappa","display_name":"Cohen's kappa","score":0.5328254103660583},{"id":"https://openalex.org/keywords/series","display_name":"Series (stratigraphy)","score":0.5157861709594727},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5077027082443237},{"id":"https://openalex.org/keywords/time-series","display_name":"Time series","score":0.4641813635826111},{"id":"https://openalex.org/keywords/physical-geography","display_name":"Physical geography","score":0.4513867199420929},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.4306914210319519},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.41741642355918884},{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.41531726717948914},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.3972095549106598},{"id":"https://openalex.org/keywords/land-use","display_name":"Land use","score":0.35233062505722046},{"id":"https://openalex.org/keywords/climatology","display_name":"Climatology","score":0.33148252964019775},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.2793751358985901},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19624462723731995},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.16168197989463806},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.14767467975616455},{"id":"https://openalex.org/keywords/climate-change","display_name":"Climate change","score":0.14147114753723145}],"concepts":[{"id":"https://openalex.org/C1549246","wikidata":"https://www.wikidata.org/wiki/Q718775","display_name":"Normalized Difference Vegetation Index","level":3,"score":0.8331678509712219},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.7971216440200806},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6391683220863342},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5899491310119629},{"id":"https://openalex.org/C163864269","wikidata":"https://www.wikidata.org/wiki/Q1107106","display_name":"Cohen's kappa","level":2,"score":0.5328254103660583},{"id":"https://openalex.org/C143724316","wikidata":"https://www.wikidata.org/wiki/Q312468","display_name":"Series (stratigraphy)","level":2,"score":0.5157861709594727},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5077027082443237},{"id":"https://openalex.org/C151406439","wikidata":"https://www.wikidata.org/wiki/Q186588","display_name":"Time series","level":2,"score":0.4641813635826111},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.4513867199420929},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.4306914210319519},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.41741642355918884},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.41531726717948914},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3972095549106598},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.35233062505722046},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.33148252964019775},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.2793751358985901},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19624462723731995},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.16168197989463806},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.14767467975616455},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.14147114753723145},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","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/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","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/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"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/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2008.4779835","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2008.4779835","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15","score":0.7300000190734863}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306101","display_name":"National Aeronautics and Space Administration","ror":"https://ror.org/027ka1x80"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1536340909","https://openalex.org/W1976193075","https://openalex.org/W2001267978","https://openalex.org/W2030165874","https://openalex.org/W2038990264","https://openalex.org/W2040472355","https://openalex.org/W2056584130","https://openalex.org/W2074222846","https://openalex.org/W2099507093","https://openalex.org/W2100001151","https://openalex.org/W2115952782","https://openalex.org/W2117189556","https://openalex.org/W2138973222","https://openalex.org/W2160564555","https://openalex.org/W2347293557","https://openalex.org/W2369169451","https://openalex.org/W2380496670","https://openalex.org/W2504969653","https://openalex.org/W2574830768","https://openalex.org/W2980256029","https://openalex.org/W3141534741","https://openalex.org/W4285719527","https://openalex.org/W6724868818","https://openalex.org/W6731974507","https://openalex.org/W6793016024"],"related_works":["https://openalex.org/W2021379394","https://openalex.org/W2442738406","https://openalex.org/W4390240101","https://openalex.org/W2803445926","https://openalex.org/W4377014260","https://openalex.org/W4245827621","https://openalex.org/W3133615129","https://openalex.org/W2087854757","https://openalex.org/W2188959887","https://openalex.org/W2541496036"],"abstract_inverted_index":{"A":[0,95],"new":[1],"classification":[2,17,136],"logic":[3,100],"for":[4,46,101,130],"land":[5,63,73,81,92],"cover":[6,64,74,82],"at":[7],"regional":[8],"scale":[9],"is":[10,21,65,83,110],"proposed.":[11],"The":[12,134],"critical":[13],"features":[14],"of":[15,29,72,78,98],"this":[16,99],"are":[18,33],"that:":[19],"it":[20],"based":[22,112],"on":[23,91,113],"spectrum":[24],"(color)":[25],"and":[26,39,89,123,128,141],"primary":[27],"attributes":[28],"plant-canopy":[30],"structure,":[31],"that":[32],"important":[34],"to":[35,53,139],"globe":[36],"change":[37,77],"modeling":[38],"can":[40],"be":[41],"measured":[42],"in":[43,106],"the":[44,54,70,76,102,131],"field":[45],"validation":[47],"or/and":[48],"by":[49,68,85],"remote":[50],"sensing;":[51],"according":[52],"phonological":[55],"difference":[56],"among":[57],"broadly":[58],"defined":[59],"vegetation,":[60],"some":[61],"typical":[62],"easily":[66],"distinguished":[67],"using":[69],"characteristics":[71,88],"with":[75],"seasons;":[79],"mixed":[80],"differentiated":[84],"its":[86],"constituent":[87],"influence":[90],"surface":[93],"processes.":[94],"first":[96],"test":[97],"middle":[103],"Qinling":[104],"mountains":[105],"Shanxi":[107],"province,":[108],"China":[109],"presented":[111],"time-series":[114],"MODIS":[115],"250":[116],"m":[117],"NDVI":[118],"imageries.":[119],"Seven":[120],"basic":[121],"classes":[122],"eleven":[124],"sub-classes":[125],"were":[126],"identified":[127],"mapped":[129],"study":[132],"area.":[133],"overall":[135,142],"accuracy":[137],"equals":[138],"74.41%":[140],"kappa":[143],"statistics":[144],"66.65%.":[145]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
