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math.ST2019
Sensitivity Analysis and Generalized Chaos Expansions. Lower Bounds for Sobol indices
O Roustant, F. Gamboa, B Iooss
The so-called polynomial chaos expansion is widely used in computer experiments. For example, it is a powerful tool to estimate Sobol' sensitivity indices. In this paper, we consid…
math.ST2017★ 2 cited
On the validity of parametric block correlation matrices with constant within and between group correlations
O Roustant, Y Deville
We consider the set Bp of parametric block correlation matrices with p blocks of various (and possibly different) sizes, whose diagonal blocks are compound symmetry (CS) correlatio…