{"id":"https://openalex.org/W2072727589","doi":"https://doi.org/10.1109/lgrs.2013.2247560","title":"Seasonal Contribution of Understory Vegetation to the Reflectance of a Boreal Landscape at Different Spatial Scales","display_name":"Seasonal Contribution of Understory Vegetation to the Reflectance of a Boreal Landscape at Different Spatial Scales","publication_year":2013,"publication_date":"2013-03-22","ids":{"openalex":"https://openalex.org/W2072727589","doi":"https://doi.org/10.1109/lgrs.2013.2247560","mag":"2072727589"},"language":"en","primary_location":{"id":"doi:10.1109/lgrs.2013.2247560","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2013.2247560","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Geoscience and Remote Sensing Letters","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/A5079472711","display_name":"Miina Rautiainen","orcid":"https://orcid.org/0000-0002-6568-3258"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"M. Rautiainen","raw_affiliation_strings":["Department of Forest Sciences, University of Helsinki, Helsinki, Finland","Department of Forest Science, University of Helsinki Helsinki Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Forest Sciences, University of Helsinki, Helsinki, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Department of Forest Science, University of Helsinki Helsinki Finland","institution_ids":["https://openalex.org/I133731052"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002576056","display_name":"Janne Heiskanen","orcid":"https://orcid.org/0000-0002-3899-8860"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"J. Heiskanen","raw_affiliation_strings":["Department of Geosciences and Geography, University of Helsinki, Helsinki, Finland","Dept. of Geosci. & Geogr., Univ. of Helsinki, Helsinki, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Geosciences and Geography, University of Helsinki, Helsinki, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Dept. of Geosci. & Geogr., Univ. of Helsinki, Helsinki, Finland","institution_ids":["https://openalex.org/I133731052"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I133731052"],"apc_list":null,"apc_paid":null,"fwci":3.1351,"has_fulltext":false,"cited_by_count":30,"citation_normalized_percentile":{"value":0.90600845,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"10","issue":"4","first_page":"923","last_page":"927"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9997000098228455,"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":0.9997000098228455,"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":0.9991999864578247,"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"}},{"id":"https://openalex.org/T11164","display_name":"Remote Sensing and LiDAR Applications","score":0.9980000257492065,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/understory","display_name":"Understory","score":0.9508240818977356},{"id":"https://openalex.org/keywords/boreal","display_name":"Boreal","score":0.7457999587059021},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.7427331209182739},{"id":"https://openalex.org/keywords/taiga","display_name":"Taiga","score":0.7416642904281616},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.6758822202682495},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.498321533203125},{"id":"https://openalex.org/keywords/canopy","display_name":"Canopy","score":0.48541173338890076},{"id":"https://openalex.org/keywords/tree-canopy","display_name":"Tree canopy","score":0.43156126141548157},{"id":"https://openalex.org/keywords/physical-geography","display_name":"Physical geography","score":0.34259992837905884},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.32466351985931396},{"id":"https://openalex.org/keywords/forestry","display_name":"Forestry","score":0.25584790110588074}],"concepts":[{"id":"https://openalex.org/C139669111","wikidata":"https://www.wikidata.org/wiki/Q422666","display_name":"Understory","level":3,"score":0.9508240818977356},{"id":"https://openalex.org/C100537666","wikidata":"https://www.wikidata.org/wiki/Q893477","display_name":"Boreal","level":2,"score":0.7457999587059021},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.7427331209182739},{"id":"https://openalex.org/C87621631","wikidata":"https://www.wikidata.org/wiki/Q69564","display_name":"Taiga","level":2,"score":0.7416642904281616},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6758822202682495},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.498321533203125},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.48541173338890076},{"id":"https://openalex.org/C39807119","wikidata":"https://www.wikidata.org/wiki/Q1134228","display_name":"Tree canopy","level":3,"score":0.43156126141548157},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.34259992837905884},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.32466351985931396},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.25584790110588074},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","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/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lgrs.2013.2247560","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lgrs.2013.2247560","pdf_url":null,"source":{"id":"https://openalex.org/S126920919","display_name":"IEEE Geoscience and Remote Sensing Letters","issn_l":"1545-598X","issn":["1545-598X","1558-0571"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Geoscience and Remote Sensing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"display_name":"Life in Land","id":"https://metadata.un.org/sdg/15"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320332183","display_name":"U.S. Geological Survey","ror":"https://ror.org/035a68863"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W1978915895","https://openalex.org/W1987139340","https://openalex.org/W1989896442","https://openalex.org/W1997597499","https://openalex.org/W2008254003","https://openalex.org/W2025097322","https://openalex.org/W2037212214","https://openalex.org/W2075657391","https://openalex.org/W2076684180","https://openalex.org/W2090172785","https://openalex.org/W2091902428","https://openalex.org/W2091956862","https://openalex.org/W2128622098","https://openalex.org/W2153717194","https://openalex.org/W2154951153","https://openalex.org/W2164720626","https://openalex.org/W2168997446","https://openalex.org/W2621229840","https://openalex.org/W6738767052"],"related_works":["https://openalex.org/W3025359210","https://openalex.org/W4289874622","https://openalex.org/W68934393","https://openalex.org/W2186579497","https://openalex.org/W3093150799","https://openalex.org/W2662533946","https://openalex.org/W193819561","https://openalex.org/W11644078","https://openalex.org/W2120541940","https://openalex.org/W4206560325"],"abstract_inverted_index":{"The":[0,99],"composition":[1],"of":[2,12,15,30,36,57,69,78,112],"understory":[3,31,79,92,104],"vegetation":[4,32,105],"plays":[5],"a":[6,37,43,54,66],"central":[7],"role":[8],"in":[9,19],"satellite-based":[10],"estimation":[11],"biophysical":[13],"properties":[14],"the":[16,28,34,76,103],"tree":[17,87],"layer":[18],"managed":[20,38],"boreal":[21,39,113],"forests.":[22],"In":[23],"this":[24],"letter,":[25],"we":[26],"assess":[27],"contribution":[29,77],"to":[33,80],"reflectance":[35,84,93,115],"forest":[40,114],"area":[41],"throughout":[42],"growing":[44],"season":[45],"both":[46],"at":[47,116,122],"stand":[48,81,117],"and":[49,59,61,65,91,95,119],"landscape":[50,83,123],"levels.":[51],"We":[52],"use":[53],"time":[55],"series":[56],"SPOT":[58],"Hyperion,":[60],"MODIS":[62],"satellite":[63],"images,":[64],"concurrent":[67],"set":[68],"ground":[70],"reference.":[71],"Our":[72],"results":[73],"show":[74],"that":[75],"or":[82],"depends":[85],"on":[86],"canopy":[88],"gap":[89],"fractions":[90],"spectra,":[94],"their":[96],"seasonal":[97],"development.":[98],"reflected":[100],"signal":[101],"from":[102],"can":[106],"account":[107],"for":[108,120],"more":[109],"than":[110],"40%":[111],"level":[118],"20%":[121],"level.":[124]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}