Search Results - "Brešar, Miha"

Non-asymptotic bounds for forward processes in denoising diffusions: Ornstein-Uhlenbeck is hard to beat by Brešar, Miha, Mijatović, Aleksandar

“…Denoising diffusion probabilistic models (DDPMs) represent a recent advance in generative modelling that has delivered state-of-the-art results across many…”
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Subexponential lower bounds for $f$-ergodic Markov processes by Brešar, Miha, Mijatović, Aleksandar

“…We provide a criterion for establishing lower bounds on the rate of convergence in $f$-variation of a continuous-time ergodic Markov process to its invariant…”
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Brownian motion with asymptotically normal reflection in unbounded domains: from transience to stability by Brešar, Miha, Mijatović, Aleksandar, Wade, Andrew

“…We quantify the asymptotic behaviour of multidimensional drifltess diffusions in domains unbounded in a single direction, with asymptotically normal…”
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Superdiffusive limits for Bessel-driven stochastic kinetics by Brešar, Miha, da Costa, Conrado, Mijatović, Aleksandar, Wade, Andrew

“…We prove anomalous-diffusion scaling for a one-dimensional stochastic kinetic dynamics, in which the stochastic drift is driven by an exogenous Bessel noise,…”
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