{"id":"https://openalex.org/W2097078511","doi":"https://doi.org/10.1109/igarss.2002.1026534","title":"A robust approach for estimating LAI from Landsat TM/ETM+ imagery","display_name":"A robust approach for estimating LAI from Landsat TM/ETM+ imagery","publication_year":2003,"publication_date":"2003-10-01","ids":{"openalex":"https://openalex.org/W2097078511","doi":"https://doi.org/10.1109/igarss.2002.1026534","mag":"2097078511"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2002.1026534","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1026534","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/A5034742107","display_name":"Christopher R. Butson","orcid":"https://orcid.org/0000-0002-2319-1263"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. Butson","raw_affiliation_strings":["Prologic Consulting, Ottawa, ONT, Canada","Prologic Consulting, Ottawa, Ont., Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Prologic Consulting, Ottawa, ONT, Canada","institution_ids":[]},{"raw_affiliation_string":"Prologic Consulting, Ottawa, Ont., Canada","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001681467","display_name":"Richard Fernandes","orcid":"https://orcid.org/0000-0002-7204-2731"},"institutions":[{"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":"R. Fernandes","raw_affiliation_strings":["Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada","[Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada","institution_ids":["https://openalex.org/I1281735042"]},{"raw_affiliation_string":"[Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada]","institution_ids":["https://openalex.org/I1281735042"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019660149","display_name":"R. Latifovic","orcid":null},"institutions":[{"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":"R. Latifovic","raw_affiliation_strings":["Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada","[Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada","institution_ids":["https://openalex.org/I1281735042"]},{"raw_affiliation_string":"[Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada]","institution_ids":["https://openalex.org/I1281735042"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100346246","display_name":"Wenjun Chen","orcid":"https://orcid.org/0000-0002-5858-8578"},"institutions":[{"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":"Wenjun Chen","raw_affiliation_strings":["Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada","[Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada","institution_ids":["https://openalex.org/I1281735042"]},{"raw_affiliation_string":"[Canada Centre for Remote Sensing, Natural Resources Canada, Ottawa, ONT, Canada]","institution_ids":["https://openalex.org/I1281735042"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6408,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.71941672,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"4","issue":null,"first_page":"2328","last_page":"2330"},"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":0.9983999729156494,"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/T10266","display_name":"Plant Water Relations and Carbon Dynamics","score":0.9879999756813049,"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/leaf-area-index","display_name":"Leaf area index","score":0.8053593635559082},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.797275960445404},{"id":"https://openalex.org/keywords/land-cover","display_name":"Land cover","score":0.7374616265296936},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.713646411895752},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.588739275932312},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5599232316017151},{"id":"https://openalex.org/keywords/calibration","display_name":"Calibration","score":0.4673384130001068},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.4299776554107666},{"id":"https://openalex.org/keywords/land-use","display_name":"Land use","score":0.25279349088668823},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.1478673219680786},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.12380698323249817},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.11103078722953796},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10430735349655151},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.06736153364181519}],"concepts":[{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.8053593635559082},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.797275960445404},{"id":"https://openalex.org/C2780648208","wikidata":"https://www.wikidata.org/wiki/Q3001793","display_name":"Land cover","level":3,"score":0.7374616265296936},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.713646411895752},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.588739275932312},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5599232316017151},{"id":"https://openalex.org/C165838908","wikidata":"https://www.wikidata.org/wiki/Q736777","display_name":"Calibration","level":2,"score":0.4673384130001068},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.4299776554107666},{"id":"https://openalex.org/C4792198","wikidata":"https://www.wikidata.org/wiki/Q1165944","display_name":"Land use","level":2,"score":0.25279349088668823},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.1478673219680786},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.12380698323249817},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.11103078722953796},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10430735349655151},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.06736153364181519},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","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/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","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/C147176958","wikidata":"https://www.wikidata.org/wiki/Q77590","display_name":"Civil engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2002.1026534","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2002.1026534","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":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320318240","display_name":"European Space Agency","ror":"https://ror.org/03wd9za21"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1998776407","https://openalex.org/W2064497440","https://openalex.org/W2125763679","https://openalex.org/W2161245744","https://openalex.org/W2167839896"],"related_works":["https://openalex.org/W4383117943","https://openalex.org/W4385180878","https://openalex.org/W4382366283","https://openalex.org/W4382519655","https://openalex.org/W4383117825","https://openalex.org/W2118750013","https://openalex.org/W4382897207","https://openalex.org/W2615806692","https://openalex.org/W2080965330","https://openalex.org/W2547534968"],"abstract_inverted_index":{"Leaf":[0],"area":[1],"index":[2],"(LAI)":[3],"is":[4,76,104],"a":[5,87],"quantitative":[6],"measure":[7],"of":[8,12,16,25,28,40,96],"vegetation":[9,53],"cover":[10,74,85,90],"and":[11,19,51,62],"use":[13],"in":[14,60],"models":[15],"carbon,":[17],"water":[18],"energy":[20],"budgets.":[21],"The":[22],"recent":[23],"availability":[24],"well-calibrated":[26],"coverages":[27],"Landsat":[29,82,101],"ETM+":[30,102],"imagery":[31,103],"over":[32],"large":[33],"areas":[34],"offers":[35],"an":[36],"opportunity":[37],"for":[38],"production":[39],"LAI":[41,50,66,97],"estimates":[42],"at":[43],"fine":[44],"spatial":[45],"resolution.":[46],"Empirical":[47],"regressions":[48],"between":[49],"selected":[52],"indices":[54],"are":[55],"applied":[56],"to":[57,72],"propagate":[58],"uncertainties":[59],"calibration":[61],"atmospheric":[63],"correction":[64],"into":[65],"retrieval":[67],"errors.":[68],"Furthermore,":[69],"the":[70],"sensitivity":[71],"land":[73,84,89],"mixtures":[75],"assessed":[77],"by":[78],"comparing":[79],"retrievals":[80],"with":[81,86],"scale":[83],"1km":[88],"product.":[91],"A":[92],"single":[93],"Canada-wide":[94],"composite":[95],"derived":[98],"from":[99],"available":[100],"produced.":[105]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
