{"id":"https://openalex.org/W2160540277","doi":"https://doi.org/10.1109/tgrs.2002.800235","title":"Quantitative analysis of RADARSAT SAR data over a sparse forest canopy","display_name":"Quantitative analysis of RADARSAT SAR data over a sparse forest canopy","publication_year":2002,"publication_date":"2002-06-01","ids":{"openalex":"https://openalex.org/W2160540277","doi":"https://doi.org/10.1109/tgrs.2002.800235","mag":"2160540277"},"language":"en","primary_location":{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.800235","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_indexed_in_scopus":true,"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":null,"is_accepted":false,"is_published":false},"type":"article","type_crossref":"journal-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/A5000022398","display_name":"Ramata Magagi","orcid":"https://orcid.org/0000-0001-9489-6060"},"institutions":[{"id":"https://openalex.org/I39481719","display_name":"Institut National de la Recherche Scientifique","ror":"https://ror.org/04td37d32","country_code":"CA","type":"funder","lineage":["https://openalex.org/I39481719","https://openalex.org/I49663120"]},{"id":"https://openalex.org/I136199984","display_name":"Harvard University","ror":"https://ror.org/03vek6s52","country_code":"US","type":"funder","lineage":["https://openalex.org/I136199984"]}],"countries":["CA","US"],"is_corresponding":false,"raw_author_name":"R. Magagi","raw_affiliation_strings":["Division of Engineering and Applied Sciences, Harvard University, Cambridge, MA, USA","INRS-Eau, Sainte Foy, QUE, Canada"],"affiliations":[{"raw_affiliation_string":"INRS-Eau, Sainte Foy, QUE, Canada","institution_ids":["https://openalex.org/I39481719"]},{"raw_affiliation_string":"Division of Engineering and Applied Sciences, Harvard University, Cambridge, MA, USA","institution_ids":["https://openalex.org/I136199984"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064807746","display_name":"Monique Bernier","orcid":"https://orcid.org/0000-0002-7812-4965"},"institutions":[{"id":"https://openalex.org/I39481719","display_name":"Institut National de la Recherche Scientifique","ror":"https://ror.org/04td37d32","country_code":"CA","type":"funder","lineage":["https://openalex.org/I39481719","https://openalex.org/I49663120"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M. Bernier","raw_affiliation_strings":["INRS-Eau, Sainte Foy, QUE, Canada"],"affiliations":[{"raw_affiliation_string":"INRS-Eau, Sainte Foy, QUE, Canada","institution_ids":["https://openalex.org/I39481719"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108442189","display_name":"Chhun-Huor Ung","orcid":null},"institutions":[{"id":"https://openalex.org/I4210145954","display_name":"Centre Int\u00e9gr\u00e9 de Sant\u00e9 et de Services Sociaux des Laurentides","ror":"https://ror.org/0442t6705","country_code":"CA","type":"healthcare","lineage":["https://openalex.org/I4210145954"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"None Chhun-Huor Ung","raw_affiliation_strings":["Centre de foresteries des Laurentides, Service canadien des for\u00eats, Sainte Foy, QUE, Canada"],"affiliations":[{"raw_affiliation_string":"Centre de foresteries des Laurentides, Service canadien des for\u00eats, Sainte Foy, QUE, Canada","institution_ids":["https://openalex.org/I4210145954"]}]}],"institution_assertions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.783,"has_fulltext":true,"fulltext_origin":"ngrams","cited_by_count":39,"citation_normalized_percentile":{"value":0.876564,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":91},"biblio":{"volume":"40","issue":"6","first_page":"1301","last_page":"1313"},"is_retracted":false,"is_paratext":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9999,"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/T11312","display_name":"Soil Moisture and Remote Sensing","score":0.9999,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9988,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11234","display_name":"Precipitation Measurement and Analysis","score":0.996,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/tree-canopy","display_name":"Tree canopy","score":0.66206306}],"concepts":[{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.82153046},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.6831681},{"id":"https://openalex.org/C87360688","wikidata":"https://www.wikidata.org/wiki/Q740686","display_name":"Synthetic aperture radar","level":2,"score":0.6757178},{"id":"https://openalex.org/C39807119","wikidata":"https://www.wikidata.org/wiki/Q1134228","display_name":"Tree canopy","level":3,"score":0.66206306},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.6576546},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.48535267},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.41472802},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.14985049},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.14976025},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.14797813},{"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},{"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":[{"is_oa":false,"landing_page_url":"https://doi.org/10.1109/tgrs.2002.800235","pdf_url":null,"source":{"id":"https://openalex.org/S111326731","display_name":"IEEE Transactions on Geoscience and Remote Sensing","issn_l":"0196-2892","issn":["0196-2892","1558-0644"],"is_oa":false,"is_in_doaj":false,"is_indexed_in_scopus":true,"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":null,"is_accepted":false,"is_published":false}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","score":0.64,"display_name":"Life on land"}],"grants":[],"datasets":[],"versions":[],"referenced_works_count":38,"referenced_works":["https://openalex.org/W1501322963","https://openalex.org/W1511490156","https://openalex.org/W1977526892","https://openalex.org/W1977791824","https://openalex.org/W1991755704","https://openalex.org/W1998666501","https://openalex.org/W2004007935","https://openalex.org/W2005908526","https://openalex.org/W2019387035","https://openalex.org/W2021997518","https://openalex.org/W2027768728","https://openalex.org/W2038278501","https://openalex.org/W2044927495","https://openalex.org/W2054344926","https://openalex.org/W2084952127","https://openalex.org/W2085401887","https://openalex.org/W2092055157","https://openalex.org/W2102188263","https://openalex.org/W2110243315","https://openalex.org/W2119682096","https://openalex.org/W2129361519","https://openalex.org/W2133690993","https://openalex.org/W2136684099","https://openalex.org/W2139895702","https://openalex.org/W2141348340","https://openalex.org/W2143588793","https://openalex.org/W2143776876","https://openalex.org/W2143811473","https://openalex.org/W2149406408","https://openalex.org/W2150625533","https://openalex.org/W2152269371","https://openalex.org/W2154118382","https://openalex.org/W2158630127","https://openalex.org/W2162858716","https://openalex.org/W2174745409","https://openalex.org/W267457289","https://openalex.org/W4213354749","https://openalex.org/W4256689006"],"related_works":["https://openalex.org/W827697230","https://openalex.org/W4254429307","https://openalex.org/W2944305599","https://openalex.org/W2903441093","https://openalex.org/W2757189212","https://openalex.org/W2165608115","https://openalex.org/W2162298841","https://openalex.org/W2133677237","https://openalex.org/W1998002922","https://openalex.org/W1986010464"],"abstract_inverted_index":{"This":[0],"article":[1,205],"studies":[2],"the":[3,6,24,29,61,64,89,96,113,118,128,131,152,165,176,189,192,208,211],"behavior":[4],"of":[5,9,15,23,56,63,99,130,137,175,186,191,210],"backscattering":[7,115,132],"coefficient":[8,133],"a":[10,37,49,108,135,160,182],"sparse":[11,119,183],"forest":[12,85,120,142,145,184],"canopy":[13],"composed":[14,185],"relatively":[16],"short":[17],"black":[18],"spruce":[19],"trees.":[20],"Qualitative":[21],"analysis":[22],"multiangular":[25],"data":[26],"measured":[27],"by":[28],"RADARSAT":[30,90,212],"synthetic":[31],"aperture":[32],"radar":[33],"(SAR)":[34],"sensor":[35,138,157,214],"shows":[36],"good":[38],"agreement":[39],"with":[40],"surface":[41,194],"and":[42,54,70,144,156],"vegetation":[43],"volume":[44],"scattering":[45],"fundamental":[46],"behaviors.":[47],"For":[48,164],"quantitative":[50],"analysis,":[51],"allometric":[52],"equations":[53],"measurements":[55],"tree":[57],"components":[58],"collected":[59],"within":[60],"framework":[62],"Extended":[65],"Collaboration":[66],"to":[67,87,111,117,126,150,172],"Link":[68],"Ecophysiology":[69],"Forest":[71],"Productivity":[72],"(ECOLEAP)":[73],"project":[74],"are":[75],"used,":[76],"in":[77,148,215],"an":[78],"existing":[79],"multilayer":[80],"radiative":[81],"transfer":[82],"model":[83,116],"for":[84,159],"canopies,":[86],"simulate":[88],"SAR":[91,213],"data.":[92],"In":[93],"our":[94],"approach,":[95],"fractional":[97],"cover":[98],"trees":[100,188],"estimated":[101],"from":[102],"aerial":[103],"photographs":[104],"is":[105,125,195],"used":[106],"as":[107,134],"weighting":[109],"parameter":[110],"adapt":[112],"closed-canopy":[114],"under":[121,198],"study.":[122],"Our":[123],"objective":[124],"analyze":[127],"sensitivity":[129],"function":[136],"configuration,":[139],"soil":[140,201],"wetness,":[141],"cover,":[143],"structural":[146],"properties":[147],"order":[149],"determine":[151],"suitable":[153],"soil,":[154],"vegetation,":[155],"parameters":[158],"given":[161],"thematic":[162],"application.":[163],"entire":[166],"incidence":[167],"angle":[168],"domain":[169],"(20/spl":[170],"deg/":[171],"50/spl":[173],"deg/)":[174],"sensor,":[177],"simulations":[178],"show":[179],"that":[180],"over":[181],"mature":[187],"monitoring":[190,216],"ground":[193],"possible":[196],"only":[197],"very":[199],"wet":[200],"conditions.":[202],"Therefore,":[203],"this":[204],"informs":[206],"about":[207],"ability":[209],"wetlands.":[217]},"abstract_inverted_index_v3":null,"cited_by_api_url":"https://api.openalex.org/works?filter=cites:W2160540277","counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2025-03-21T03:13:50.965722","created_date":"2016-06-24"}