{"id":"https://openalex.org/W2018786898","doi":"https://doi.org/10.1080/10798587.2008.10643307","title":"Extraction of Planting Areas of Major Crops and Crop Growth Monitoring in Northeast China","display_name":"Extraction of Planting Areas of Major Crops and Crop Growth Monitoring in Northeast China","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W2018786898","doi":"https://doi.org/10.1080/10798587.2008.10643307","mag":"2018786898"},"language":"en","primary_location":{"id":"doi:10.1080/10798587.2008.10643307","is_oa":false,"landing_page_url":"https://doi.org/10.1080/10798587.2008.10643307","pdf_url":null,"source":{"id":"https://openalex.org/S40639465","display_name":"Intelligent Automation & Soft Computing","issn_l":"1079-8587","issn":["1079-8587","2326-005X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Intelligent Automation & Soft Computing","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/A5101947464","display_name":"Qing Huang","orcid":"https://orcid.org/0000-0002-6418-4879"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Qing Huang","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103668758","display_name":"Qingbo Zhou","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Qingbo Zhou","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102378365","display_name":"Wenbin Wu","orcid":"https://orcid.org/0000-0002-7140-4411"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wenbin Wu","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109424286","display_name":"Limin Wang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Limin Wang","raw_affiliation_strings":[],"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5100425632","display_name":"Li Zhang","orcid":"https://orcid.org/0000-0002-7335-4980"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Li Zhang","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5101947464"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2287,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.61956522,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"18","issue":"8","first_page":"1023","last_page":"1033"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","score":0.9991999864578247,"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":0.9991999864578247,"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":0.9991000294685364,"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/T10226","display_name":"Land Use and Ecosystem Services","score":0.9821000099182129,"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/sowing","display_name":"Sowing","score":0.6823284029960632},{"id":"https://openalex.org/keywords/crop","display_name":"Crop","score":0.6119686365127563},{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.6096058487892151},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5185775756835938},{"id":"https://openalex.org/keywords/extraction","display_name":"Extraction (chemistry)","score":0.4466696083545685},{"id":"https://openalex.org/keywords/agricultural-engineering","display_name":"Agricultural engineering","score":0.35763853788375854},{"id":"https://openalex.org/keywords/agroforestry","display_name":"Agroforestry","score":0.3258533477783203},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.2682909071445465},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.20000779628753662},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.12133118510246277},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.05861291289329529}],"concepts":[{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.6823284029960632},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.6119686365127563},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.6096058487892151},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5185775756835938},{"id":"https://openalex.org/C4725764","wikidata":"https://www.wikidata.org/wiki/Q844704","display_name":"Extraction (chemistry)","level":2,"score":0.4466696083545685},{"id":"https://openalex.org/C88463610","wikidata":"https://www.wikidata.org/wiki/Q194118","display_name":"Agricultural engineering","level":1,"score":0.35763853788375854},{"id":"https://openalex.org/C54286561","wikidata":"https://www.wikidata.org/wiki/Q397350","display_name":"Agroforestry","level":1,"score":0.3258533477783203},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.2682909071445465},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.20000779628753662},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.12133118510246277},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.05861291289329529},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/10798587.2008.10643307","is_oa":false,"landing_page_url":"https://doi.org/10.1080/10798587.2008.10643307","pdf_url":null,"source":{"id":"https://openalex.org/S40639465","display_name":"Intelligent Automation & Soft Computing","issn_l":"1079-8587","issn":["1079-8587","2326-005X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Intelligent Automation & Soft Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.7400000095367432}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W217359532","https://openalex.org/W256605832","https://openalex.org/W1794656137","https://openalex.org/W1969779781","https://openalex.org/W1988525579","https://openalex.org/W1989967156","https://openalex.org/W2016215207","https://openalex.org/W2046691250","https://openalex.org/W2063987563","https://openalex.org/W2071434991","https://openalex.org/W2097307670","https://openalex.org/W2100618033","https://openalex.org/W2104088267","https://openalex.org/W2127529265","https://openalex.org/W2127559745","https://openalex.org/W2132023824","https://openalex.org/W2133669775","https://openalex.org/W2139642649","https://openalex.org/W2139802098","https://openalex.org/W2356166250","https://openalex.org/W2384793829"],"related_works":["https://openalex.org/W2382423801","https://openalex.org/W2361404876","https://openalex.org/W2372348061","https://openalex.org/W2351979363","https://openalex.org/W3178516037","https://openalex.org/W2392295380","https://openalex.org/W2370438650","https://openalex.org/W3045348154","https://openalex.org/W2385623625","https://openalex.org/W2366940739"],"abstract_inverted_index":{"Abstract":[0],"This":[1],"paper":[2],"presents":[3],"a":[4,27,128],"method":[5],"used":[6,65,149],"in":[7,54,94,97,155],"China":[8,56,96],"Agriculture":[9],"Remote":[10],"Sensing":[11],"Monitoring":[12],"System":[13],"(CHARMS)":[14],"for":[15,66,76],"automatically":[16],"identifying":[17],"crop":[18,23,138,152],"planting":[19,122,139],"areas":[20,123],"and":[21,52,83],"monitoring":[22],"growth":[24,153],"conditions":[25,154],"at":[26,127],"large":[28,129],"scale":[29,130],"based":[30],"on":[31,135],"time-series":[32],"of":[33,42,46,90,106,124],"MODIS":[34,132,143],"NDVI":[35,43,144],"Datasets.":[36],"In":[37,99],"doing":[38],"that,":[39],"the":[40,62,87,102,109,136,141],"characteristics":[41],"time":[44,145],"series":[45,146],"spring":[47,49],"wheat,":[48],"corn,":[50],"soybean":[51],"rice":[53],"Northeastern":[55,95],"were":[57,81,148],"firstly":[58],"analyzed":[59],"to":[60,85,120,150],"determine":[61],"threshold":[63],"values":[64],"extracting":[67],"different":[68,125],"crops.":[69],"Then":[70],"using":[71,131],"these":[72,91],"thresholds,":[73],"extraction":[74,111],"models":[75],"above-mentioned":[77],"four":[78,92],"major":[79],"crops":[80,93,126],"established":[82],"applied":[84],"obtain":[86],"spatial":[88],"distribution":[89],"2009.":[98],"comparison":[100],"with":[101],"average":[103],"statistic":[104],"data":[105,147],"several":[107],"years,":[108],"total":[110],"accuracy":[112],"is":[113],"over":[114],"87%,":[115],"which":[116],"suggests":[117],"its":[118],"feasibility":[119],"extract":[121],"data.":[133],"Based":[134],"extracted":[137],"areas,":[140],"same":[142],"monitor":[151],"20...":[156]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}