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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/44JAARH
Repositorysid.inpe.br/mtc-m21c/2021/04.26.12.43   (restricted access)
Last Update2021:11.05.13.22.59 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2021/04.26.12.43.27
Metadata Last Update2022:04.03.22.28.34 (UTC) administrator
DOI10.1080/01431161.2021.1903615
ISSN0143-1161
Citation KeyCassolAraMorCarShi:2021:QuAdLa
TitleQuad-pol Advanced Land Observing Satellite / Phased Array L-band Synthetic Aperture Radar-2 (ALOS/PALSAR-2) data for modelling secondary forest above-ground biomass in the central Brazilian Amazon
Year2021
Access Date2024, May 18
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size13215 KiB
2. Context
Author1 Cassol, Henrique Luís Godinho
2 Aragão, Luiz Eduardo Oliveira e Cruz de
3 Moraes, Elisabete Caria
4 Carreira, João Manuel de Brito
5 Shimabukuro, Yosio Edemir
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JH24
4
5 8JMKD3MGP5W/3C9JJCQ
ORCID1 0000-0001-6728-4712
2 0000-0002-4134-6708
3
4 0000-0003-2737-9420
5 0000-0002-1469-8433
Group1
2 DIOTG-CGCT-INPE-MCTI-GOV-BR
3 DIOTG-CGCT-INPE-MCTI-GOV-BR
4
5 DIOTG-CGCT-INPE-MCTI-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 University of Sheffield
5 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 hlcassol@hotmail.com
2 leocaragao@gmail.com
3 bspmoraes@gmail.com
4
5 edemirshima@gmail.com
JournalInternational Journal of Remote Sensing
Volume42
Number13
Pages4989-5013
Secondary MarkA1_PLANEJAMENTO_URBANO_E_REGIONAL_/_DEMOGRAFIA A2_INTERDISCIPLINAR A2_GEOGRAFIA A2_ENGENHARIAS_IV A2_ENGENHARIAS_III A2_ENGENHARIAS_I A2_CIÊNCIAS_AMBIENTAIS A2_CIÊNCIA_DA_COMPUTAÇÃO B1_MATEMÁTICA_/_PROBABILIDADE_E_ESTATÍSTICA B1_GEOCIÊNCIAS B1_ENGENHARIAS_II B1_CIÊNCIAS_AGRÁRIAS_I B1_BIODIVERSIDADE B2_SAÚDE_COLETIVA B2_ODONTOLOGIA B3_CIÊNCIAS_BIOLÓGICAS_I B3_BIOTECNOLOGIA B5_ASTRONOMIA_/_FÍSICA
History (UTC)2021-04-26 12:43:27 :: simone -> administrator ::
2021-04-26 12:43:28 :: administrator -> simone :: 2021
2021-04-26 12:43:49 :: simone -> administrator :: 2021
2021-06-22 19:11:17 :: administrator -> simone :: 2021
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2021-07-02 02:27:15 :: administrator -> simone :: 2021
2021-11-05 13:22:59 :: simone -> administrator :: 2021
2022-04-03 22:28:34 :: administrator -> simone :: 2021
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
AbstractSecondary forests (SFs) are one of the major carbons sinks in the Neotropics due to the rapid carbon assimilation in their above-ground biomass (AGB). However, the accurate contribution of SFs to the carbon cycle is a great challenge because of the uncertainty in AGB estimates. In this context, the main objective of this study is to explore full polarimetric Advanced Land Observing Satellite/Phased Array L-band Synthetic Aperture Radar-2 (ALOS/PALSAR-2) data to model SFs AGB in the Central Amazon. We carried out the forest inventory in 2014, measuring 23 field plots. Supplementary land-use classification history was used to create 120 additional independent sample plots by adjusting growth curves using SFs age and previous land-use intensity from field plots and literature database. Multiple Linear Regression (MLR) analysis was performed to select the best model by corrected weighted Akaike Information Criterion (AICw) and validated by the leave-one-out bootstrapping method. The best-fitted model has six parameters and explained 65% of the above-ground biomass variability. The prediction error was of Root Mean Square Error of the Prediction (RMSEP) = 8.8 ± 3.0 tonnes ha−1 (8.8%). The most explanatory variables for modelling secondary forest AGB were those that result from multiple scattering (Shannon Entropy), volumetric scattering (Bhattacharya decomposition), and double-bounce scattering (ratio VV/HH, vertically transmitted and received polarization/horizontally transmitted and received polarization). Including past-use of SF areas in the model with the Landsat time series classification, as the frequency of clear cuts and the number of years of active land-use before abandonment, the MLR has increased by 10%, achieving 71% of the variability explained by the model. The uncertainty report showed that ground truth AGB estimation (inventory, allometry, and plot expansion factors) might represent 50% of the errors in the modelling estimation. In contrast, Synthetic Aperture Radar (SAR) inversion models (SAR error and regression) have achieved 20%. The results showed that additional information on secondary forest land-use history could improve the performance of AGB recovery models, as well as can be used to expand the sampling units on tropical forests.
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5. Allied materials
Next Higher Units8JMKD3MGPCW/46KUATE
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.45.11 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionurlib.net/www/2017/11.22.19.04
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