Monte Carlo methods. Vol. 1: basics
Monte Carlo methods. Vol. 1: basics
Lattice methods for multiple integration: theory, error analysis and examples
SIAM Journal on Numerical Analysis
Recursive stratified sampling for multidimensional Monte Carlo integration
Computers in Physics
Imbedded lattice rules for multidimensional integration
SIAM Journal on Numerical Analysis
A space quantization method for numerical integration
Journal of Computational and Applied Mathematics
Journal of Complexity
An iterative computation of approximations on Korobov-like spaces
Journal of Computational and Applied Mathematics
Polynomial approximations of multivariate smooth functions from quasi-random data
Statistics and Computing
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We compute approximations of multivariate smooth functions by fitting random and quasi-random data to reduced size Tchebychef polynomial approximation models. We discuss the optimization of the data used in the least square method by testing several quasi-random sequences. Points built from optimal quadratic quantization are especially efficient. Very accurate approximation type quadrature formulas are obtained avoiding the usual periodisation problems when using lattices rules. Some numerical tests confirm the efficiency of our quadratures compared to standard methods.