Optimal Importance Sampling for the Approximation of Integrals ...

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Optimal Importance Sampling for the Approximation of Integrals Special Session on Monte Carlo Methods and Functional Analysis in Honor of Stefan Heinrich’s 60th Birthday

Aicke Hinrichs Friedrich-Schiller University Jena

MCQMC Warsaw 2010

Aicke Hinrichs

Optimal Importance Sampling

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The Problem D ⊆ Rd Borel measurable % probability density on D H Hilbert space of functions f : D → R Integration Problem: Z I (f ) = f (x)%(x) dx D

Problem is well defined iff H ⊂ L1 (%) iff Z Z 1/2 init C = K (x, y )%(x)%(y ) dxdy