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Consistency properties provided by most key-value stores can be classified into sequential consistency and eventual consistency. The former is easier to program with but suffers from lower performance whereas the latter suffers from…

分布式、并行与集群计算 · 计算机科学 2019-09-06 Duong Nguyen , Aleksey Charapko , Sandeep S Kulkarni , Murat Demirbas

The partial monitoring (PM) framework provides a theoretical formulation of sequential learning problems with incomplete feedback. On each round, a learning agent plays an action while the environment simultaneously chooses an outcome. The…

机器学习 · 计算机科学 2024-05-17 Maxime Heuillet , Ola Ahmad , Audrey Durand

We propose an efficient method for Monte Carlo simulation of quantum lattice models. Unlike most other quantum Monte Carlo methods, a single run of the proposed method yields the free energy and the entropy with high precision for the whole…

统计力学 · 物理学 2009-11-10 Chiaki Yamaguchi , Naoki Kawashima , Yutaka Okabe

This paper proposes a new Sequential Monte Carlo algorithm to perform online estimation in the context of state space models when either the transition density of the latent state or the conditional likelihood of an observation given a…

应用统计 · 统计学 2021-05-10 Alice Martin , Marie-Pierre Etienne , Pierre Gloaguen , Sylvain Le Corff , Jimmy Olsson

We consider the problem of estimating rare event probabilities, focusing on systems whose evolution is governed by differential equations with uncertain input parameters. If the system dynamics is expensive to compute, standard sampling…

统计计算 · 统计学 2019-11-05 Siddhant Wahal , George Biros

To achieve high availability and low latency, distributed data stores often geographically replicate data at multiple sites called replicas. However, this introduces the data consistency problem. Due to the fundamental tradeoffs among…

分布式、并行与集群计算 · 计算机科学 2022-11-08 Xue Jiang , Hengfeng Wei , Yu Huang

Due to the complexity of order statistics, the finite sample behaviour of robust statistics is generally not analytically solvable. While the Monte Carlo method can provide approximate solutions, its convergence rate is typically very slow,…

统计方法学 · 统计学 2024-09-12 Li Tuobang

We consider conservation laws with discontinuous flux where the initial datum, the flux function, and the discontinuous spatial dependency coefficient are subject to randomness. We establish a notion of random adapted entropy solutions to…

Employing model predictive control to systems with unbounded, stochastic disturbances poses the challenge of guaranteeing safety, i.e., repeated feasibility and stability of the closed-loop system. Especially, there are no strict repeated…

系统与控制 · 电气工程与系统科学 2024-10-11 Maik Pfefferkorn , Rolf Findeisen

The security of many Proof-of-Stake (PoS) payment systems relies on quorum-based State Machine Replication (SMR) protocols. While classical analyses assume purely Byzantine faults, real-world systems must tolerate both arbitrary failures…

密码学与安全 · 计算机科学 2026-05-19 Zeta Avarikioti , Eleftherios Kokoris Kogias , Ray Neiheiser , Christos Stefo

Consider testing multiple hypotheses in the setting where the p-values of all hypotheses are unknown and thus have to be approximated using Monte Carlo simulations. One class of algorithms published in the literature for this scenario…

统计理论 · 数学 2020-06-16 Georg Hahn

Piecewise Deterministic Monte Carlo algorithms enable simulation from a posterior distribution, whilst only needing to access a sub-sample of data at each iteration. We show how they can be implemented in settings where the parameters live…

We propose a norm of consistency for a mixed set of defeasible and strict sentences, based on a probabilistic semantics. This norm establishes a clear distinction between knowledge bases depicting exceptions and those containing outright…

人工智能 · 计算机科学 2013-04-08 Moises Goldszmidt , Judea Pearl

We provide a partially affirmative answer to the following question on robustness of polynomial stability with respect to sampling: ``Suppose that a continuous-time state-feedback controller achieves the polynomial stability of the…

最优化与控制 · 数学 2023-07-31 Masashi Wakaiki

We demonstrate a data-driven method to solve for the invariant probability density function of a randomly perturbed dynamical system. The key idea is to replace the boundary condition of numerical schemes by a least squares problem…

数值分析 · 数学 2019-03-27 Yao Li

Limitations of the CAP theorem imply that if availability is desired in the presence of network partitions, one must sacrifice sequential consistency, a consistency model that is more natural for system design. We focus on the problem of…

分布式、并行与集群计算 · 计算机科学 2018-06-26 Duong Nguyen , Aleksey Charapko , Sandeep Kulkarni , Murat Demirbas

Multi-fidelity Monte Carlo methods leverage low-fidelity and surrogate models for variance reduction to make tractable uncertainty quantification even when numerically simulating the physical systems of interest with high-fidelity models is…

In a Monte-Carlo test, the observed dataset is fixed, and several resampled or permuted versions of the dataset are generated in order to test a null hypothesis that the original dataset is exchangeable with the resampled/permuted ones.…

统计方法学 · 统计学 2025-05-05 Lasse Fischer , Aaditya Ramdas

A numerical technique is introduced that reduces exponentially the time required for Monte Carlo simulations of non-equilibrium systems. Results for the quasi-stationary probability distribution in two model systems are compared with the…

适应与自组织系统 · 物理学 2009-11-07 A. Bandrivskyy , S. Beri , D. G. Luchinsky , R. Mannella , P. V. E. McClintock

A common practice of ML systems development concerns the training of the same model under different data sets, and the use of the same (training and test) sets for different learning models. The first case is a desirable practice for…

计算机科学中的逻辑 · 计算机科学 2025-06-06 Leonardo Ceragioli , Giuseppe Primiero