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This paper presents a general theory that aims at explaining timescales observed empirically in technology transitions and predicting those of future transitions. This framework is used further to derive a theory for exploring the dynamics…

动力系统 · 数学 2013-04-16 Jean-Francois Mercure

Time-dependent structural reliability analysis of nonlinear dynamical systems is non-trivial; subsequently, scope of most of the structural reliability analysis methods is limited to time-independent reliability analysis only. In this work,…

机器学习 · 统计学 2024-09-21 Navaneeth N. , Souvik Chakraborty

This paper revisits the classical notion of sampling in the setting of real-time temporal logics for the modeling and analysis of systems. The relationship between the satisfiability of Metric Temporal Logic (MTL) formulas over…

计算机科学中的逻辑 · 计算机科学 2015-03-13 Carlo A. Furia , Matteo Rossi

In theoretical ecology, models describing the spatial dispersal and the temporal evolution of species having non-overlapping generations are often based on integrodifference equations. For various such applications the environment has an…

动力系统 · 数学 2022-05-12 Huy Huy , Peter E. Kloeden , Christian Pötzsche

We derive new results regarding the controllability and the reachability of multitime controlled linear PDE systems of first order. These systems describe some important multitime evolution in engineering, economics and biology. Some of…

最优化与控制 · 数学 2012-01-04 Cristian Ghiu , Constantin Udriste

Iterative algorithms are of utmost importance in decision and control. With an ever growing number of algorithms being developed, distributed, and proprietarized, there is a similarly growing need for methods that can provide classification…

数据结构与算法 · 计算机科学 2022-09-15 William T. Redman , Maria Fonoberova , Ryan Mohr , Ioannis G. Kevrekidis , Igor Mezić

This paper considers an approximate dynamic matrix factor model that accounts for the time series nature of the data by explicitly modelling the time evolution of the factors. We study estimation of the model parameters based on the…

统计方法学 · 统计学 2026-01-08 Matteo Barigozzi , Luca Trapin

Recent non-asymptotic analyses have substantially advanced the theory of distributional policy evaluation, but they largely concern synchronous full-state updates under a generative model, model-based estimators, accelerated variants, or…

机器学习 · 计算机科学 2026-05-11 Ege C. Kaya , Abolfazl Hashemi

We study and derive algorithms for nonlinear eigenvalue problems, where the system matrix depends on the eigenvector, or several eigenvectors (or their corresponding invariant subspace). The algorithms are derived from an implicit…

数值分析 · 数学 2020-03-02 Elias Jarlebring , Parikshit Upadhyaya

We introduce a fixed point iteration process built on optimization of a linear function over a compact domain. We prove the process always converges to a fixed point and explore the set of fixed points in various convex sets. In particular,…

最优化与控制 · 数学 2021-03-18 Pedro Felzenszwalb , Caroline Klivans , Alice Paul

We introduce a simple method to estimate the system parameters in continuous dynamical systems from the time series. In this method, we construct a modified system by introducing some constants (controlling constants) into the given…

混沌动力学 · 物理学 2009-11-10 P. Palaniyandi , M. Lakshmanan

This paper presents an averaging method for nonlinear systems defined on Riemannian manifolds. We extend closeness of solutions results for ordinary differential equations on $R^{n}$ to dynamical systems defined on Riemannian manifolds by…

最优化与控制 · 数学 2014-04-30 Farzin Taringoo , Dragan Nešić , Ying Tan , Peter M. Dower

For the challenging task of modeling multivariate time series, we propose a new class of models that use dependent Mat\'ern processes to capture the underlying structure of data, explain their interdependencies, and predict their unknown…

机器学习 · 统计学 2015-02-13 Alexander Vandenberg-Rodes , Babak Shahbaba

The principal aim of this article is to establish an iteration method on the space of resurgent functions. We discuss endless continuability of iterated convolution products of resurgent functions and derive their estimates developing the…

经典分析与常微分方程 · 数学 2016-10-20 Shingo Kamimoto

We study hierarchical clusterings of metric spaces that change over time. This is a natural geometric primitive for the analysis of dynamic data sets. Specifically, we introduce and study the problem of finding a temporally coherent…

数据结构与算法 · 计算机科学 2017-10-23 Tamal K. Dey , Alfred Rossi , Anastasios Sidiropoulos

We describe an algorithm to simulate time evolution using the Multi-scale Entanglement Renormalization Ansatz (MERA) and test it by studying a critical Ising chain with periodic boundary conditions and with up to L ~ 10^6 quantum spins. The…

量子物理 · 物理学 2008-06-09 Matteo Rizzi , Simone Montangero , Guifre' Vidal

A large class of initial-boundary value problems of linear evolution partial differential equations formulated on the half-line is analyzed via the unified transform method. In particular, explicit formulae are presented for the generalized…

偏微分方程分析 · 数学 2016-04-21 Athanassios S. Fokas , Zipeng Wang

We discuss the emergence of time dilation as a normal feature expected of any system where a central processor may have to wait one or more clock cycles before concluding a local calculation. We show how the process of causal implication in…

广义相对论与量子宇宙学 · 物理学 2009-09-25 George Jaroszkiewicz

We analyze the spectral properties of large, time-lagged correlation matrices using the tools of random matrix theory. We compare predictions of the one-dimensional spectra, based on approaches already proposed in the literature. Employing…

数学物理 · 物理学 2017-07-03 Maciej A. Nowak , Wojciech Tarnowski

In this paper we consider traces at initial times for functions with mixed time-space smoothness. Such results are often needed in the theory of evolution equations. Our result extends and unifies many previous results. Our main improvement…

偏微分方程分析 · 数学 2022-05-17 Antonio Agresti , Nick Lindemulder , Mark Veraar