{"id":"https://openalex.org/W194820059","doi":null,"title":"Measuring overstory leaf area index in eastern Siberia larch forests","display_name":"Measuring overstory leaf area index in eastern Siberia larch forests","publication_year":2009,"publication_date":"2009-04-01","ids":{"openalex":"https://openalex.org/W194820059","mag":"194820059"},"language":"en","primary_location":{"id":"mag:194820059","doi":null,"is_oa":false,"landing_page_url":"https://meetingorganizer.copernicus.org/EGU2009/EGU2009-3074.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306508951","display_name":"EGU General Assembly Conference Abstracts","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"EGU General Assembly Conference Abstracts","raw_type":null},"volume":null,"type":"conference-abstract","is_traditional":false,"indexed_in":[],"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/A5021704453","display_name":"Nicolas Delbart","orcid":"https://orcid.org/0000-0002-0462-6305","observed_orcids":["https://orcid.org/0000-0002-0462-6305"]},"institutions":[{"id":"https://openalex.org/I2799535048","display_name":"Centre National d'\u00c9tudes Spatiales","ror":"https://ror.org/04h1h0y33","country_code":"FR","type":"government","lineage":["https://openalex.org/I2799535048"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Nicolas Delbart","raw_affiliation_strings":["CNES"],"raw_orcid":"https://orcid.org/0000-0002-0462-6305","affiliations":[{"raw_affiliation_string":"CNES","institution_ids":["https://openalex.org/I2799535048"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080449029","display_name":"Hideki Kobayashi","orcid":"https://orcid.org/0000-0001-9319-0621","observed_orcids":["https://orcid.org/0000-0001-9319-0621"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hideki Kobayashi","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-9319-0621","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108250694","display_name":"Rikie Suzuki","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rikie Suzuki","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5062124089","display_name":"Keiji Kushida","orcid":"https://orcid.org/0000-0002-5659-0631","observed_orcids":["https://orcid.org/0000-0002-5659-0631"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Keiji Kushida","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"3074","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9843999743461609,"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":0.9843999743461609,"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":0.01269999984651804,"subfield":{"id":"https://openalex.org/subfields/1107","display_name":"Forestry"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T14365","display_name":"Leaf Properties and Growth Measurement","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/larch-forest","display_name":"larch forest","score":0.8980000019073486},{"id":"https://openalex.org/keywords/ndwi","display_name":"NDWI","score":0.6629999876022339},{"id":"https://openalex.org/keywords/spot-vegetation","display_name":"SPOT-VEGETATION","score":0.8650000095367432},{"id":"https://openalex.org/keywords/radiative-transfer-model","display_name":"radiative transfer modeling","score":0.7310000061988831},{"id":"https://openalex.org/keywords/cyclops","display_name":"Cyclops","score":0.9950000047683716},{"id":"https://openalex.org/keywords/effective-leaf-area-index","display_name":"effective leaf area index","score":0.640999972820282},{"id":"https://openalex.org/keywords/eastern-siberia","display_name":"Eastern Siberia","score":0.6629999876022339}],"concepts":[{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.938117504119873},{"id":"https://openalex.org/C2778551664","wikidata":"https://www.wikidata.org/wiki/Q25618","display_name":"Larch","level":2,"score":0.8801332712173462},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6373927593231201},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.6251865029335022},{"id":"https://openalex.org/C139669111","wikidata":"https://www.wikidata.org/wiki/Q422666","display_name":"Understory","level":3,"score":0.5574721693992615},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.4727902114391327},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.22541895508766174},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.19076433777809143},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.09668204188346863},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"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/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:194820059","doi":null,"is_oa":false,"landing_page_url":"https://meetingorganizer.copernicus.org/EGU2009/EGU2009-3074.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S4306508951","display_name":"EGU General Assembly Conference Abstracts","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"EGU General Assembly Conference Abstracts","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.9599999785423279,"display_name":"Life on land"},{"id":"https://metadata.un.org/sdg/13","score":0.5351999998092651,"display_name":"Climate action"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2088379171","https://openalex.org/W3036107493","https://openalex.org/W1982592465","https://openalex.org/W832159549","https://openalex.org/W2596599198","https://openalex.org/W3087527076","https://openalex.org/W7145938116","https://openalex.org/W4409353906","https://openalex.org/W2136255993","https://openalex.org/W2557184153"],"abstract_inverted_index":{"Reliable":[0],"monitoring":[1],"of":[2,16,38,45,67,87,109,116,122,131,187,199,281,289],"the":[3,14,24,43,49,65,75,84,117,184,207,216,228,250],"leaf":[4,218],"area":[5,51],"index":[6,90],"(LAI)":[7],"is":[8,81,256],"required":[9],"to":[10,32,63,133,143,155,160,212,247,258,271],"understand":[11],"and":[12,19,23,93,97,148,159,166,192,206,231,262,273,283,285],"model":[13],"exchanges":[15],"carbon,":[17],"water,":[18],"energy":[20],"between":[21],"forests":[22,47,53],"atmosphere.":[25],"Several":[26],"remote":[27],"sensing":[28],"methods":[29],"were":[30,201],"developed":[31,59,96],"measure":[33],"LAI":[34,66,72,77,157,165,167,188,194,210,224,255,287],"globally,":[35],"but":[36,182],"most":[37],"them":[39],"did":[40],"not":[41],"consider":[42],"specificities":[44],"larch":[46,68,110],"despite":[48],"huge":[50],"such":[52],"cover":[54],"in":[55],"East":[56],"Siberia.":[57],"We":[58],"a":[60,88,128,268],"satellite-based":[61],"method":[62,80,140,266],"estimate":[64],"forests,":[69],"separating":[70],"overstory":[71,217],"(LAIo)":[73],"from":[74,169,260],"understory":[76],"(LAIu).":[78],"This":[79],"based":[82,104],"on":[83,105],"seasonal":[85],"dynamics":[86],"spectral":[89],"called":[91],"NDWI,":[92],"it":[94],"was":[95,141,149],"calibrated":[98],"using":[99],"three-dimensional":[100],"radiative":[101],"transfer":[102],"simulations":[103],"forest":[106,111],"scenes":[107],"representative":[108],"structure,":[112],"with":[113],"particular":[114],"consideration":[115],"typical":[118],"clumped":[119],"shoot":[120],"structure":[121],"larch.":[123],"Model-based":[124],"sensitivity":[125],"analyses":[126],"indicated":[127],"maximum":[129],"error":[130],"up":[132],"26%":[134],"under":[135],"known":[136],"noise":[137],"levels.":[138],"The":[139,196],"applied":[142],"medium":[144],"resolution":[145,171],"SPOT-VEGETATION":[146],"data,":[147],"evaluated":[150],"by":[151],"comparing":[152],"its":[153],"results":[154],"global":[156],"products":[158],"reference":[161],"data":[162,181,239],"(in":[163],"situ":[164],"derived":[168],"high":[170],"Landsat":[172],"ETM+":[173],"data).":[174],"Our":[175],"LAIo":[176,180,282],"slightly":[177],"underestimated":[178],"field-obtained":[179],"reproduced":[183],"spatial":[185],"pattern":[186],"better":[189],"than":[190,215],"CYCLOPES":[191,223,261],"MOD15":[193,200,272],"products.":[195],"main":[197],"drawbacks":[198],"unrealistically":[202],"strong":[203],"temporal":[204,234],"variability":[205],"fact":[208],"that":[209],"began":[211],"increase":[213],"earlier":[214],"appearance":[219],"date.":[220],"In":[221],"contrast,":[222],"started":[225],"increasing":[226],"at":[227],"correct":[229],"time":[230],"displayed":[232],"smooth":[233],"evolutions;":[235],"however,":[236],"because":[237],"these":[238],"are":[240],"effective":[241,290],"LAI,":[242],"they":[243],"may":[244],"be":[245],"difficult":[246],"use.":[248],"At":[249],"continental":[251],"scale,":[252],"our":[253,265],"total":[254],"close":[257],"those":[259],"MODIS.":[263],"Overall,":[264],"provides":[267],"good":[269],"alternative":[270],"CYCLOPES,":[274],"especially":[275],"for":[276],"studies":[277],"requiring":[278],"separate":[279],"estimates":[280],"LAIu":[284],"true":[286],"instead":[288],"LAI.":[291]},"counts_by_year":[],"updated_date":"2026-10-11T09:32:39.932853","created_date":"2016-06-24T00:00:00"}
