{"id":"https://openalex.org/W2171318949","doi":"https://doi.org/10.1109/igarss.2002.1026447","title":"Cover type classification and biomass estimation by spectral analysis","display_name":"Cover type classification and biomass estimation by spectral analysis","publication_year":2003,"publication_date":"2003-10-01","ids":{"openalex":"https://openalex.org/W2171318949","doi":"https://doi.org/10.1109/igarss.2002.1026447","mag":"2171318949"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2002.1026447","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1026447","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"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/A5112336901","display_name":"M.-C. Lambert","orcid":null},"institutions":[{"id":"https://openalex.org/I1280367701","display_name":"Canadian Forest Service","ror":"https://ror.org/0430zw506","country_code":"CA","type":"government","lineage":["https://openalex.org/I1280367701","https://openalex.org/I1281735042","https://openalex.org/I2802286613"]},{"id":"https://openalex.org/I1281735042","display_name":"Natural Resources Canada","ror":"https://ror.org/05hepy730","country_code":"CA","type":"government","lineage":["https://openalex.org/I1281735042","https://openalex.org/I2802286613"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M.-C. Lambert","raw_affiliation_strings":["Canadian Forest Service. Laurentian Forestry Centre, Natural Resources Canada, Sainte Foy, QUE, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canadian Forest Service. Laurentian Forestry Centre, Natural Resources Canada, Sainte Foy, QUE, Canada","institution_ids":["https://openalex.org/I1281735042","https://openalex.org/I1280367701"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064343602","display_name":"Fr\u00e9d\u00e9ric Raulier","orcid":null},"institutions":[{"id":"https://openalex.org/I1280367701","display_name":"Canadian Forest Service","ror":"https://ror.org/0430zw506","country_code":"CA","type":"government","lineage":["https://openalex.org/I1280367701","https://openalex.org/I1281735042","https://openalex.org/I2802286613"]},{"id":"https://openalex.org/I1281735042","display_name":"Natural Resources Canada","ror":"https://ror.org/05hepy730","country_code":"CA","type":"government","lineage":["https://openalex.org/I1281735042","https://openalex.org/I2802286613"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"F. Raulier","raw_affiliation_strings":["Canadian Forest Service. Laurentian Forestry Centre, Natural Resources Canada, Sainte Foy, QUE, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canadian Forest Service. Laurentian Forestry Centre, Natural Resources Canada, Sainte Foy, QUE, Canada","institution_ids":["https://openalex.org/I1281735042","https://openalex.org/I1280367701"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108442189","display_name":"Chhun-Huor Ung","orcid":null},"institutions":[{"id":"https://openalex.org/I1280367701","display_name":"Canadian Forest Service","ror":"https://ror.org/0430zw506","country_code":"CA","type":"government","lineage":["https://openalex.org/I1280367701","https://openalex.org/I1281735042","https://openalex.org/I2802286613"]},{"id":"https://openalex.org/I1281735042","display_name":"Natural Resources Canada","ror":"https://ror.org/05hepy730","country_code":"CA","type":"government","lineage":["https://openalex.org/I1281735042","https://openalex.org/I2802286613"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"C.-H. Ung","raw_affiliation_strings":["Canadian Forest Service. Laurentian Forestry Centre, Natural Resources Canada, Sainte Foy, QUE, Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canadian Forest Service. Laurentian Forestry Centre, Natural Resources Canada, Sainte Foy, QUE, Canada","institution_ids":["https://openalex.org/I1281735042","https://openalex.org/I1280367701"]}]}],"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":1,"citation_normalized_percentile":{"value":0.17331384,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"2069","last_page":"2071"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9991000294685364,"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"}},"topics":[{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9991000294685364,"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/T10111","display_name":"Remote Sensing in Agriculture","score":0.9984999895095825,"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":0.9829999804496765,"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/context","display_name":"Context (archaeology)","score":0.6323016881942749},{"id":"https://openalex.org/keywords/shadow","display_name":"Shadow (psychology)","score":0.6263748407363892},{"id":"https://openalex.org/keywords/biomass","display_name":"Biomass (ecology)","score":0.6261870861053467},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.6234321594238281},{"id":"https://openalex.org/keywords/georeference","display_name":"Georeference","score":0.541509211063385},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5375978350639343},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5211213231086731},{"id":"https://openalex.org/keywords/aerial-photography","display_name":"Aerial photography","score":0.5133175253868103},{"id":"https://openalex.org/keywords/spatial-distribution","display_name":"Spatial distribution","score":0.42749685049057007},{"id":"https://openalex.org/keywords/cover","display_name":"Cover (algebra)","score":0.4181510806083679},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3297925591468811},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.3085736632347107},{"id":"https://openalex.org/keywords/land-use","display_name":"Land use","score":0.24906659126281738},{"id":"https://openalex.org/keywords/physical-geography","display_name":"Physical geography","score":0.213474839925766},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.1479054093360901},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09749874472618103}],"concepts":[{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6323016881942749},{"id":"https://openalex.org/C117797892","wikidata":"https://www.wikidata.org/wiki/Q286363","display_name":"Shadow (psychology)","level":2,"score":0.6263748407363892},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.6261870861053467},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.6234321594238281},{"id":"https://openalex.org/C75145180","wikidata":"https://www.wikidata.org/wiki/Q772007","display_name":"Georeference","level":2,"score":0.541509211063385},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5375978350639343},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5211213231086731},{"id":"https://openalex.org/C133214962","wikidata":"https://www.wikidata.org/wiki/Q191839","display_name":"Aerial photography","level":2,"score":0.5133175253868103},{"id":"https://openalex.org/C2777016058","wikidata":"https://www.wikidata.org/wiki/Q7574061","display_name":"Spatial distribution","level":2,"score":0.42749685049057007},{"id":"https://openalex.org/C2780428219","wikidata":"https://www.wikidata.org/wiki/Q16952335","display_name":"Cover (algebra)","level":2,"score":0.4181510806083679},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3297925591468811},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3085736632347107},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.24906659126281738},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.213474839925766},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.1479054093360901},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09749874472618103},{"id":"https://openalex.org/C78519656","wikidata":"https://www.wikidata.org/wiki/Q101333","display_name":"Mechanical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","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},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2002.1026447","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1026447","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.47999998927116394,"display_name":"Life in Land"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320338140","display_name":"Canadian Forest Service","ror":"https://ror.org/0430zw506"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1603605070","https://openalex.org/W1981027802","https://openalex.org/W1983252863","https://openalex.org/W1999168515","https://openalex.org/W2013203541","https://openalex.org/W2044801930","https://openalex.org/W2068195262","https://openalex.org/W2091344305","https://openalex.org/W2120597179","https://openalex.org/W6636057298"],"related_works":["https://openalex.org/W2032854667","https://openalex.org/W4389670513","https://openalex.org/W2619880372","https://openalex.org/W1619824977","https://openalex.org/W241236883","https://openalex.org/W2592233131","https://openalex.org/W2611300873","https://openalex.org/W4233190016","https://openalex.org/W2067058110","https://openalex.org/W961349419"],"abstract_inverted_index":{"This":[0],"paper":[1],"was":[2],"written":[3],"within":[4],"the":[5,90,114],"context":[6],"of":[7,40,49,66,76,99,108],"scaling":[8],"up":[9],"forest":[10],"attributes,":[11],"especially":[12],"cover":[13,53],"type":[14,71],"and":[15,56,81,84,92],"biomass,":[16],"from":[17],"ground":[18,33],"plot":[19],"inventory":[20],"data":[21],"to":[22],"near":[23],"infrared":[24],"aerial":[25,37],"photos.":[26,38],"The":[27],"material":[28],"used":[29,62],"is":[30,61,72],"represented":[31],"by":[32,42,78,85],"plots":[34],"georeferenced":[35],"on":[36],"Areas":[39],"150":[41,43],"m":[44],"are":[45,95],"decomposed":[46],"into":[47],"proportions":[48],"spectrally":[50],"distinct":[51],"land":[52],"elements:":[54],"shadow":[55],"sunlit.":[57],"Pielou's":[58,86],"non-randomness":[59],"index":[60],"as":[63],"a":[64,102],"surrogate":[65],"tree":[67],"spatial":[68],"distribution.":[69],"Cover":[70],"predicted":[73],"with":[74,101],"71%":[75],"accuracy":[77],"blue,":[79],"red,":[80],"green":[82,93],"bands":[83,94],"index.":[87],"Meanwhile,":[88],"only":[89],"blue":[91],"significant":[96],"explanatory":[97],"variables":[98],"biomass":[100,115],"poor":[103],"accuracy.":[104],"More":[105],"intensive":[106],"use":[107],"photo":[109],"texture":[110],"information":[111],"should":[112],"improve":[113],"prediction.":[116]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}