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We propose Echo State Networks (ESNs) to predict the statistics of extreme events in a turbulent flow. We train the ESNs on small datasets that lack information about the extreme events. We asses whether the networks are able to extrapolate…

流体动力学 · 物理学 2022-04-13 Alberto Racca , Luca Magri

We propose a physics-informed Echo State Network (ESN) to predict the evolution of chaotic systems. Compared to conventional ESNs, the physics-informed ESNs are trained to solve supervised learning tasks while ensuring that their…

物理与社会 · 物理学 2019-06-28 Nguyen Anh Khoa Doan , Wolfgang Polifke , Luca Magri

We explore the influence of precision of the data and the algorithm for the simulation of chaotic dynamics by neural networks techniques. For this purpose, we simulate the Lorenz system with different precisions using three different neural…

神经与进化计算 · 计算机科学 2020-11-09 S. Bompas , B. Georgeot , D. Guéry-Odelin

Study of dynamical systems using partial state observation is an important problem due to its applicability to many real-world systems. We address the problem by studying an echo state network (ESN) framework with partial state input with…

系统与控制 · 电气工程与系统科学 2023-12-06 Ajit Mahata , Reetish Padhi , Amit Apte

We propose a physics-informed Echo State Network (ESN) to predict the evolution of chaotic systems. Compared to conventional ESNs, the physics-informed ESNs are trained to solve supervised learning tasks while ensuring that their…

机器学习 · 计算机科学 2020-11-05 Nguyen Anh Khoa Doan , Wolfgang Polifke , Luca Magri

An approach to the time-accurate prediction of chaotic solutions is by learning temporal patterns from data. Echo State Networks (ESNs), which are a class of Reservoir Computing, can accurately predict the chaotic dynamics well beyond the…

机器学习 · 计算机科学 2021-03-16 Alberto Racca , Luca Magri

Forecasting stock and cryptocurrency prices is challenging due to high volatility and non-stationarity, influenced by factors like economic changes and market sentiment. Previous research shows that Echo State Networks (ESNs) can…

机器学习 · 计算机科学 2025-08-08 Mansi Sharma , Enrico Sartor , Marc Cavazza , Helmut Prendinger

We show that a neural network originally designed for language processing can learn the dynamical rules of a stochastic system by observation of a single dynamical trajectory of the system, and can accurately predict its emergent behavior…

统计力学 · 物理学 2022-02-18 Corneel Casert , Isaac Tamblyn , Stephen Whitelam

Recurrent neural networks (RNNs) are non-linear dynamic systems. Previous work believes that RNN may suffer from the phenomenon of chaos, where the system is sensitive to initial states and unpredictable in the long run. In this paper,…

计算与语言 · 计算机科学 2020-04-30 Pourya Vakilipourtakalou , Lili Mou

Echo State Networks (ESNs) are a class of single layer recurrent neural networks that have enjoyed recent attention. In this paper we prove that a suitable ESN, trained on a series of measurements of an invertible dynamical system, induces…

混沌动力学 · 物理学 2020-05-19 Allen G Hart , James L Hook , Jonathan H P Dawes

Spatio-temporal data and processes are prevalent across a wide variety of scientific disciplines. These processes are often characterized by nonlinear time dynamics that include interactions across multiple scales of spatial and temporal…

机器学习 · 统计学 2017-08-18 Patrick L. McDermott , Christopher K. Wikle

We investigate uncertainty estimation and multimodality via the non-deterministic predictions of Bayesian neural networks (BNNs) in fluid simulations. To this end, we deploy BNNs in three challenging experimental test-cases of increasing…

流体动力学 · 物理学 2022-05-04 Maximilian Mueller , Robin Greif , Frank Jenko , Nils Thuerey

Deep neural networks (DNNs) have become remarkably successful in data prediction, and have even been used to predict future actions based on limited input. This raises the question: do these systems actually "understand" the event similar…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Hoe Sung Ryu , Uijong Ju , Christian Wallraven

Recurrent neural networks (RNNs) are more suitable for learning non-linear dependencies in dynamical systems from observed time series data. In practice all the external variables driving such systems are not known a priori, especially in…

In this paper, the prediction capabilities of recurrent neural networks are assessed in the low-order model of near-wall turbulence by Moehlis {\it et al.} (New J. Phys. {\bf 6}, 56, 2004). Our results show that it is possible to obtain…

流体动力学 · 物理学 2020-05-06 Luca Guastoni , Prem A. Srinivasan , Hossein Azizpour , Philipp Schlatter , Ricardo Vinuesa

Humans and animals have a rich and flexible understanding of the physical world, which enables them to infer the underlying dynamical trajectories of objects and events, plausible future states, and use that to plan and anticipate the…

人工智能 · 计算机科学 2023-10-26 Aran Nayebi , Rishi Rajalingham , Mehrdad Jazayeri , Guangyu Robert Yang

Among the various architectures of Recurrent Neural Networks, Echo State Networks (ESNs) emerged due to their simplified and inexpensive training procedure. These networks are known to be sensitive to the setting of hyper-parameters, which…

神经与进化计算 · 计算机科学 2019-09-23 Pietro Verzelli , Cesare Alippi , Lorenzo Livi

At the heart of time-series forecasting (TSF) lies a fundamental challenge: how can models efficiently and effectively capture long-range temporal dependencies across ever-growing sequences? While deep learning has brought notable progress,…

机器学习 · 计算机科学 2025-11-18 Hongbo Liu , Jia Xu

The goal of this paper is to investigate the theoretical properties, the training algorithm, and the predictive control applications of Echo State Networks (ESNs), a particular kind of Recurrent Neural Networks. First, a condition…

系统与控制 · 计算机科学 2019-02-06 Luca Bugliari Armenio , Enrico Terzi , Marcello Farina , Riccardo Scattolini

Machine learning has become a widely popular and successful paradigm, including in data-driven science and engineering. A major application problem is data-driven forecasting of future states from a complex dynamical. Artificial neural…

数据分析、统计与概率 · 物理学 2021-03-19 Erik Bollt
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