Infinite-dimensional quadrature and approximation of distributions
J Creutzig, S Dereich, T Müller-Gronbach… - Foundations of …, 2009 - Springer
We study numerical integration of Lipschitz functionals on a Banach space by means of
deterministic and randomized (Monte Carlo) algorithms. This quadrature problem is shown …
deterministic and randomized (Monte Carlo) algorithms. This quadrature problem is shown …
[图书][B] Marginal and functional quantization of stochastic processes
H Luschgy, G Pagès - 2023 - Springer
Vector Quantization is the name given to discretization methods based on nearest
neighbour search. It was developed in the 1950s, mostly in signal processing and …
neighbour search. It was developed in the 1950s, mostly in signal processing and …
A local refinement strategy for constructive quantization of scalar SDEs
T Müller-Gronbach, K Ritter - Foundations of Computational Mathematics, 2013 - Springer
We present a fully constructive method for quantization of the solution X of a scalar SDE in
the path space L p [0, 1] or C [0, 1]. The construction relies on a refinement strategy which …
the path space L p [0, 1] or C [0, 1]. The construction relies on a refinement strategy which …
О -энтропии банахова пространства с гауссовской мерой
АМ Вершик, МА Лифшиц - Теория вероятностей и ее применения, 2023 - mathnet.ru
1. Введение. Пятидесятые и шестидесятые годы XX века были годами особого
творческого подъема АН Колмогорова, и его работы тех лет тесно связаны с теорией …
творческого подъема АН Колмогорова, и его работы тех лет тесно связаны с теорией …
Optimal quantizers for Radon random vectors in a Banach space
S Graf, H Luschgy, G Pagès - Journal of Approximation Theory, 2007 - Elsevier
For n∈ N, r∈(0,∞) and a Radon random vector X with values in a Banach space E let en, r
(X, E)= inf (Emina∈ α∥ Xa∥ r) 1/r, where the infimum is taken over all subsets α of E with …
(X, E)= inf (Emina∈ α∥ Xa∥ r) 1/r, where the infimum is taken over all subsets α of E with …
Minimal errors for strong and weak approximation of stochastic differential equations
T Müller-Gronbach, K Ritter - Monte Carlo and Quasi-Monte Carlo …, 2006 - Springer
We present a survey of results on minimal errors and optimality of algorithms for strong and
weak approximation of systems of stochastic differential equations. For strong …
weak approximation of systems of stochastic differential equations. For strong …
On mm-Entropy of a Banach Space with Gaussian Measure
AM Vershik, MA Lifshits - Theory of Probability & Its Applications, 2023 - SIAM
For a broad class of Banach spaces with Gaussian measure, we show that their entropy in
the sense of Shannon (the mm-entropy) is closely related to the entropy of the …
the sense of Shannon (the mm-entropy) is closely related to the entropy of the …
Variable subspace sampling and multi-level algorithms
T Müller-Gronbach, K Ritter - Monte Carlo and Quasi-Monte Carlo …, 2009 - Springer
We survey recent results on numerical integration with respect to measures μ on infinite-
dimensional spaces, eg, Gaussian measures on function spaces or distributions of diffusion …
dimensional spaces, eg, Gaussian measures on function spaces or distributions of diffusion …
High resolution quantization and entropy coding for fractional Brownian motion
S Dereich, M Scheutzow - 2006 - projecteuclid.org
We establish the precise asymptotics of the quantization and entropy coding errors for
fractional Brownian motion with respect to the supremum norm and L^p0,1-norm distortions …
fractional Brownian motion with respect to the supremum norm and L^p0,1-norm distortions …
Random bit quadrature and approximation of distributions on Hilbert spaces
We study the approximation of expectations E (f (X)) E (f (X)) for Gaussian random elements
X with values in a separable Hilbert space H and Lipschitz continuous functionals f: H → R f …
X with values in a separable Hilbert space H and Lipschitz continuous functionals f: H → R f …