[PDF] Top 20 Digital elevation model quality on digital soil mapping prediction accuracy

... for soil mapping ...the soil classes group with fluvial features are all located very close to the ...depending on the density and location of their observation, it would have been more ... See full document

... represent soil types and can be viewed as a non-linear transformation of environmental variables based on expert knowledge of a soil-landscape model (ZHU et ...in soil property ... See full document

... based on Jenny’s paradigm of five soil-forming factors, which associates soil variation with: climate, vegetation, topography, parent material, and time (Hudson, ...elementary mapping units, ... See full document

... for soil mapping are needed to increase speed and accuracy of pedological mapping ...and soil sampling for laboratory ...obtain soil patterns of a reference ...solely on ... See full document

... of accuracy parameters of SRTM in comparison of GCPs and corresponding values against local ...sampling. On the other hand, the RMSE, mean and median measures of GDEM related to SRTM are larger than other ... See full document

... the prediction of soil class was described by Chagas et ...in digital soil ...involving digital soil mapping in Brazil, and mainly with a view to the selection of ... See full document

... for digital soil mapping (DSM) are being used for different soil mapping ...to soil data and environmental variables involved in soil ...for soil mapping in ... See full document

... considered: elevation, slope, slope pro- file, slope plan and convergence index, all derived from a digital elevation model (DEM) with a spatial resolu- tion of 20 m, geology and geomorphic ... See full document

... of mapping accuracy ...DSM on two watersheds in Rio Grande do Sul state, by extrapolating data from previously mapped soil found in the ...their model, a higher accuracy was ... See full document

... based on the SRTM data it is expected to have a similar quality in terms on positional ...based on cross-validation, proposed by Wise ...besides elevation, used the (USA) SRTM-1” as ... See full document

... statistical model leads to improved model robustness and greater ability to characterize a diverse variety of ...lower prediction accuracy (McCarty et ...applicable model for predicting ... See full document

... the accuracy of elevation data, ...DEM quality according to scale is necessary because the DEM scale interferes with the morphometric analysis of small watersheds (Zanata et ...DEM quality ... See full document

... the accuracy of DEMs from different sources and ...creating digital elevation models of better resolutions, such as those that use scanning contours, interpolation of elevation points or ... See full document

... in digital soil mapping; however, the presence of irrelevant covariables may compromise the prediction of soil ...impacts on the predictive ...a digital elevation ... See full document

... ABSTRACT: Digital soil mapping (DSM) permits continuous mapping soil types and properties through raster formats considering variation within soil class, in contrast to the ... See full document

... Pode-se concluir desta experiência que o processo de elicitação foi a chave para decifrar a relação estabelecida entre os viandantes, a tecnologia e os lugares durante o percurso. O processo de recolha e inscrição de ... See full document

... lakes (Elibüyük and Yılmaz, 2010). This present landform was created by the convergence of Tethys Sea sediments lo- cated among the African, Eurasian and Arabian plates. Thus, Alpine orogeny began with this convergence ... See full document

... Se, para a Homeopatia, a doença é uma perturbação da energia vital que se manifesta pelos sinais e sintomas, então o médico homeopata deve coletar essas manifestações para escolher, de[r] ... See full document

... a digital terrain model (DTM) is widely applied in erosion, soil and vegetation ...the digital model, affect modeling ...new digital model with a spatial resolution of 15 ... See full document

... of soil survey, comprising 44 deep pits (>1 m), 83 shallow pits (<1 m), and 95 boreholes (<1 ...using elevation, normalized difference vegetation index, and land use as ... See full document