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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3MRE5FP
Repositorysid.inpe.br/mtc-m21b/2016/11.21.16.47
Last Update2016:11.21.16.47.42 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2016/11.21.16.47.42
Metadata Last Update2018:06.04.02.41.20 (UTC) administrator
DOI10.1590/01047760201622032121
ISSN0104-7760
Citation KeyPonzoni:2016:ImToCo
TitleImpact of topographic correction on soil and vegetation cover spectral characterization by TM/Landsat 5 imagery
Year2016
MonthJuly/Sept.
Access Date2024, May 04
Type of Workjournal article
Secondary TypePRE PN
Number of Files1
Size2912 KiB
2. Context
AuthorPonzoni, Flávio Jorge
Resume Identifier8JMKD3MGP5W/3C9JH4G
GroupDSR-OBT-INPE-MCTI-GOV-BR
AffiliationInstituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Addressflavio@dsr.inpe.br
JournalCerne
Volume22
Number3
Pages289-298
Secondary MarkA2_PLANEJAMENTO_URBANO_E_REGIONAL_/_DEMOGRAFIA A2_INTERDISCIPLINAR A2_GEOGRAFIA A2_ADMINISTRAÇÃO,_CIÊNCIAS_CONTÁBEIS_E_TURISMO B1_ENGENHARIAS_III B1_ENGENHARIAS_I B1_CIÊNCIAS_AMBIENTAIS B1_CIÊNCIAS_AGRÁRIAS_I B2_ZOOTECNIA_/_RECURSOS_PESQUEIROS B2_ENGENHARIAS_IV B2_ENGENHARIAS_II B2_BIODIVERSIDADE B3_SAÚDE_COLETIVA B3_GEOCIÊNCIAS B5_CIÊNCIAS_BIOLÓGICAS_I C_MATERIAIS C_ECONOMIA
History (UTC)2016-11-21 16:47:42 :: simone -> administrator ::
2016-11-21 16:47:42 :: administrator -> simone :: 2016
2016-11-21 16:47:51 :: simone -> administrator :: 2016
2018-06-04 02:41:20 :: administrator -> simone :: 2016
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsC-correction
Spectral characterization
Topographic correction
AbstractSeveral topographic correction methods have been developed to be applied to orbital imagery. The main objective of these initiatives has been focused on improving land cover mapping. Despite of some discussions that include spectral approaches, no attention has been given to the impact of such correction on the spectral characterization of different targets. That impact can influence relationships commonly explored between radiometric data from orbital imagery and biophysical and/or geophysical parameters. TM/Landsat 5 images (orbit 218, row 76) from a mountainous region located between São Paulo, Minas Gerais and Rio de Janeiro states (Brazil) were converted to surface reflectance values. Two topographic correction methods considering different sampling strategies were applied. The local illumination was taking into account during the result analysis in order to evaluate the selective effect of the topographic correction on the spectral characterization of bare soils and vegetated surfaces. The results indicated that the sampling strategy influences both the visual aspect of the topographic corrected images and the spectral characterization of targets. Spectral distortions caused by the topographic correction procedures were higher at darker illumination conditions. The topographic correction is a procedure that deserves attention when exploring spectral characterization of different targets. Sometimes it contributes positively in qualitative approaches such as mapping or digital classification, but it can imply in severe influence on quantitative approaches that are dependent on the targets spectral characterization.
AreaSRE
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDSR > Impact of topographic...
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4. Conditions of access and use
data URLhttp://urlib.net/ibi/8JMKD3MGP3W34P/3MRE5FP
zipped data URLhttp://urlib.net/zip/8JMKD3MGP3W34P/3MRE5FP
Languageen
User Groupself-uploading-INPE-MCTI-GOV-BR
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Reader Groupadministrator
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Visibilityshown
Archiving Policyallowpublisher allowfinaldraft
Update Permissionnot transferred
5. Allied materials
Linking8JMKD3MGP3W34P/3L8MD8P
Mirror Repositoryurlib.net/www/2011/03.29.20.55
Next Higher Units8JMKD3MGPCW/3ER446E
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.46.17 3
DisseminationWEBSCI; PORTALCAPES; SCIELO; SCOPUS.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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