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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/438888H
Repositorysid.inpe.br/mtc-m21c/2020/09.10.11.13   (restricted access)
Last Update2020:09.10.11.13.15 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2020/09.10.11.13.15
Metadata Last Update2022:01.04.01.35.22 (UTC) administrator
DOI10.1016/j.jsames.2020.102842
ISSN0895-9811
Citation KeyValerianoRoss:2020:DeMaRe
TitleDelineation of main relief subdomains of central Amazonia for regional geomorphometric mapping with SRTM data
Year2020
MonthDec.
Access Date2024, May 18
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size17520 KiB
2. Context
Author1 Valeriano, Márcio de Morisson
2 Rossetti, Dilce de Fátima
Resume Identifier1 8JMKD3MGP5W/3C9JHPL
2 8JMKD3MGP5W/3C9JGTQ
Group1 DIDSR-CGOBT-INPE-MCTIC-GOV-BR
2 DIDSR-CGOBT-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 marcio.valeriano@inpe.br
2 dilce.rossetti@inpe.br
JournalJournal of South American Earth Sciences
Volume104
Pagese102842
Secondary MarkA1_INTERDISCIPLINAR A1_GEOGRAFIA A2_GEOCIÊNCIAS A2_ENGENHARIAS_III A2_CIÊNCIAS_AGRÁRIAS_I B1_ODONTOLOGIA B1_MEDICINA_II B1_CIÊNCIAS_AMBIENTAIS B1_BIODIVERSIDADE B1_ANTROPOLOGIA_/_ARQUEOLOGIA B2_QUÍMICA B2_MATERIAIS B2_CIÊNCIAS_BIOLÓGICAS_I B3_ASTRONOMIA_/_FÍSICA C_ENGENHARIAS_II
History (UTC)2020-09-10 11:13:15 :: simone -> administrator ::
2020-09-10 11:13:16 :: administrator -> simone :: 2020
2020-09-10 11:13:29 :: simone -> administrator :: 2020
2022-01-04 01:35:22 :: administrator -> simone :: 2020
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsDEM
Central Amazonia
Specific geomorphometry
Relief mapping
AbstractThe geomorphometric characterization of central Amazonia reliefs is specially challenging because of its large dimension and rather uniform low topography of sedimentary units. In such conditions, usual techniques applied for general geomorphometry are ineffective and thus disabling direct bottom-up approaches for delimitations. Specific geomorphometry is a more promising approach for terrain analysis in this area, since procedures can be adapted to analyze the particular features of each geomorphological context. Therefore, delimitation of subdomains is a requirement for specific geomorphometry, to address proper approaches in the different strata. This paper presents a first level delimitation of major subdomains of Central Amazonia, carried out through combined techniques of geoprocessing guided by visual assessment. The three targeted subdomains, floodplains, plateau and highland, were mapped at the 1:2,000,000 scale using SRTM and derivative data as inputs. The relief of highland, as influenced by Precambrian to Cretaceous basement rocks, was firstly delimited using mostly height and relative relief combinations. The partition of the remaining lowland area into plateaus (Neogene) and floodplains (Quaternary sediments) was based on residual relief (subtraction of regional relief from full detail elevation data), with a regional relief modeled as the 9th order trend surface of elevations. Thresholds of negative residues were determined to create extents of visually assessed boundaries between plateau and floodplain areas. The continuous visual supervision of procedures and concerning interventions were based on interpretation of output displays of DEM and derived data prepared with image processing techniques. Delineation of subdomains was implemented through steps of supervised classifications and map algebra to operationally enable the task over the full area extension and corresponding data volume. Observation of data combined with knowledge and conceptual inputs were decisive to provide useful and unambiguous criteria to choose specific variables and analyses along this development.
AreaSRE
Arrangementurlib.net > BDMCI > Fonds > Produção anterior à 2021 > DIDSR > Delineation of main...
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4. Conditions of access and use
Languageen
Target Filevaleriano-delineatrion.pdf
User Groupsimone
Reader Groupadministrator
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Visibilityshown
Archiving Policydenypublisher denyfinaldraft24
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3ER446E
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.44.37 3
sid.inpe.br/bibdigital/2013/09.13.21.11 2
sid.inpe.br/mtc-m21/2012/07.13.14.54.54 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionurlib.net/www/2017/11.22.19.04
6. Notes
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