Search Results - "Ferreira, Hermes H."
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Explicit examples in ergodic optimization
Published in São Paulo Journal of Mathematical Sciences (01-12-2020)“…Denote by T the transformation T ( x ) = 2 x (mod 1). Given a potential A : S 1 → R we are interested in exhibiting in several examples the explicit expression…”
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Journal Article -
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Efficient 2D Tikhonov smoothness regularization with recursive filtering
Published in Pattern recognition letters (01-11-2023)Get full text
Journal Article -
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Recursive filtering 2D Tikhonov regularization
Published in 2022 35th SIBGRAPI Conference on Graphics, Patterns and Images (SIBGRAPI) (24-10-2022)“…In this work we describe an implementation of the 2D Tikhonov regularization filter which scales linearly with the input signal's size. We propose a novel…”
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Conference Proceeding -
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Performance and error analysis of recursive edge-aware Gaussian filters on GPUs
Published in 2020 33rd SIBGRAPI Conference on Graphics, Patterns and Images (SIBGRAPI) (01-11-2020)“…We present a schematic for image edge-aware Gaus-sian GPU filtering which has linear complexity on the number of pixels of the image. It allows us to reduce…”
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Conference Proceeding -
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Decision Theory and Large Deviations for Dynamical Hypotheses Tests: Neyman-Pearson, Min-Max and Bayesian Tests
Published 20-01-2021“…We analyze hypotheses tests using classical results on large deviations to compare two models, each one described by a different H\"older Gibbs probability…”
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Journal Article -
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Explicit examples in Ergodic Optimization
Published 11-09-2018“…Denote by $T$ the transformation $T(x)= 2 \,x $ (mod 1). Given a potential $A:S^1 \to \mathbb{R}$ we are interested in exhibiting in several examples the…”
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Journal Article -
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An iterative process for approximating subactions
Published 03-09-2018“…We describe a procedure based on the iteration of an initial function by an appropriated operator, acting on continuous functions, in order to get a fixed…”
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Journal Article