Browsing Engineering by Author "Bassani, Marcel Antônio Arcari"
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A geostatistical framework for estimating compositional data avoiding bias in back-transformation
Hundelshaussen Rubio, Ricardo José; Costa, Joao Felipe Coimbra Leite; Bassani, Marcel Antônio Arcari (2016) [Journal article]Estimation of some mineral deposits involves chemical species or a granulometric mass balance that constitute a closed constant sum (e.g., 100%). Data that add up to a constant are known as compositional data (CODA). ... -
Geostatistical simulations with heterotopic hard and soft data without modeling the linear model of coregionalization
Araújo, Cristina da Paixão; Bassani, Marcel Antônio Arcari; Koppe, Vanessa Cerqueira; Costa, Joao Felipe Coimbra Leite; Soares, Amílcar de Oliveira (2021) [Journal article]Most mining decisions are based on models estimated/simulated given the information obtained from samples. During the exploration stage, samples are commonly taken using diamond drill holes which are accurate and precise. ...