Abstract: Nonlinear spectral mixture models have recently received particular attention in hyperspectral image processing. In this paper, we present a novel optimization method of nonlinear unmixing ...

In the subtropical region of Brazil, many vineyard management decisions are based on empirical knowledge, without technical standards or soil testing. As a consequence, vineyard soils are often poor ...

The final, formatted version of the article will be published soon. Phosphorus (P) as one of the most important limited nutrient elements for plant productivity in terrestrial ecosystems. As the key ...