Acoustic metrics predict habitat type and vegetation structure in the Amazon

LA Do Nascimento, M Campos-Cerqueira… - Ecological Indicators, 2020 - Elsevier
… For each vegetation structure variable, we used the mean value per site for subsequent …
Results of linear mixed models for 12 acoustic indices showing the effects of five vegetation

Cumulative disturbances to assess forest degradation using spectral unmixing in the northeastern Amazon

AF Hasan, F Laurent, F Messner… - Applied Vegetation …, 2019 - Wiley Online Library
… a linear mixture model and decision tree classificationvegetation and partial leaf fall that
may reveal NPV such as wood and litter. On the other hand, the driest years in the Amazonian

Mapping coffee crops in southeastern Brazil using spectral mixture analysis and data mining classification

FS Kawakubo, RP Pérez Machado - International Journal of …, 2016 - Taylor & Francis
… We used multispectral images collected by the medium-… Mathematically, the linear model
describes a mixed pixel as … We opt to generate the mixture model using the partial constraint …

Combining LiDAR and hyperspectral data for aboveground biomass modeling in the Brazilian Amazon using different regression algorithms

CT de Almeida, LS Galvao, JPHB Ometto… - Remote Sensing of …, 2019 - Elsevier
… In this study, the conventional linear regression model was not very suited for high … metrics
used in this study were non-saturating with large amounts of AGB, showing a consistent linear

Discovering floristic and geoecological gradients across Amazonia

H Tuomisto, J Van Doninck… - Journal of …, 2019 - Wiley Online Library
… We used univariate linear regression analysis to assess the degree to which each of the
first three PCoA axes (PCoA 1–3) were related to the explanatory variables (log-transformed …

[HTML][HTML] Optical and SAR remote sensing synergism for mapping vegetation types in the endangered Cerrado/Amazon ecotone of Nova Mutum—Mato Grosso

F de Souza Mendes, D Baron, G Gerold, V Liesenberg… - Remote Sensing, 2019 - mdpi.com
… compositions have been used before in mapping of vegetation showing the improvement
in the vegetation classification in the Amazon and Cerrado [56]. We applied the Range …

Spectral mixture analysis in Google Earth Engine to model and delineate fire scars over a large extent and a long time-series in a rainforest-savanna transition zone

GA Daldegan, DA Roberts… - Remote Sensing of …, 2019 - Elsevier
… Fire is used worldwide to clear natural vegetation areas for economic activities and to … In
Brazil, fire has been traditionally used to convert natural vegetation areas to agricultural lands (…

[HTML][HTML] The role of topographic-derived hydrological variables in explaining plant species distributions in Amazonia

GM Moulatlet, CD Renno, FOG Figueiredo… - Acta …, 2022 - SciELO Brasil
linear mixed models (LMM) with gaussian distribution. Each of the two NMDS axes for each
of the four plant groups was used … species, we used generalized linear mixed models (GLMM…

[HTML][HTML] High spatial resolution land use and land cover mapping of the Brazilian Legal Amazon in 2008 using Landsat-5/TM and MODIS data

CA Almeida, AC Coutinho, JCDM Esquerdo… - Acta …, 2016 - SciELO Brasil
Linear mixture model applied to Amazonian vegetation classification. Remote Sensing of …
We then used the deforestation mask to eliminate already classified areas from analysis (ie …

Examining effective use of data sources and modeling algorithms for improving biomass estimation in a moist tropical forest of the Brazilian Amazon

Y Feng, D Lu, Q Chen, M Keller, E Moran… - … Journal of Digital …, 2017 - Taylor & Francis
… images can be used to conduct vegetation classification, and … ; (2) focusing on Amazonian
secondary forests and agroforestry … estimation based on either linear regression or machine …