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In this work, we focus on the problem of replay clocks (RepCL). The need for replay clocks arises from the observation that analyzing distributed computation for all desired properties of interest may not be feasible in an online…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-11-15 Ishaan Lagwankar , Sandeep S Kulkarni

Earth observation data presents a unique challenge: it is spatial like images, sequential like video or text, and highly multimodal. We present OlmoEarth: a multimodal, spatio-temporal foundation model that employs a novel self-supervised…

Most reinforcement learning (RL) algorithms assume online access to the environment, in which one may readily interleave updates to the policy with experience collection using that policy. However, in many real-world applications such as…

Machine Learning · Computer Science 2020-06-24 Tatsuya Matsushima , Hiroki Furuta , Yutaka Matsuo , Ofir Nachum , Shixiang Gu

Uncompressed clinical data from modern positron emission tomography (PET) scanners are very large, exceeding 350 million data points (projection bins). The last decades have seen tremendous advancements in mathematical imaging tools many of…

Medical Physics · Physics 2020-01-08 Matthias J. Ehrhardt , Pawel Markiewicz , Carola-Bibiane Schönlieb

In the \emph{trace reconstruction problem}, an unknown source string $x \in \{0,1\}^n$ is transmitted through a probabilistic \emph{deletion channel} which independently deletes each bit with some fixed probability $\delta$ and concatenates…

Data Structures and Algorithms · Computer Science 2020-12-09 Xi Chen , Anindya De , Chin Ho Lee , Rocco A. Servedio , Sandip Sinha

In this paper we introduce a Non-Stationary Fuzzy Time Series (NSFTS) method with time varying parameters adapted from the distribution of the data. In this approach, we employ Non-Stationary Fuzzy Sets, in which perturbation functions are…

Earth-observation satellites are emerging as distributed edge platforms for time-critical tasks, yet orbital scheduling remains challenged by intermittent energy harvesting and temporal coupling where eager execution risks future battery…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-23 Ansel Kaplan Erol , Divya Mahajan

As the number of installed meters in buildings increases, there is a growing number of data time-series that could be used to develop data-driven models to support and optimize building operation. However, building data sets are often…

The widespread deployment of autonomous systems in safety-critical environments such as urban air mobility hinges on ensuring reliable, performant, and safe operation under varying environmental conditions. One such approach, value…

We realize on an Atom-Chip a practical, experimentally undemanding, tomographic reconstruction algorithm relying on the time-resolved measurements of the atomic population distribution among atomic internal states. More specifically, we…

We propose an anytime online algorithm for the problem of learning a sequence of adversarial convex cost functions while approximately satisfying another sequence of adversarial online convex constraints. A sequential algorithm is called…

Machine Learning · Computer Science 2025-10-28 Dhruv Sarkar , Abhishek Sinha

Learning the structure of a network from time series data, in particular cyclostationary data, is of significant interest in many disciplines such as power grids, biology and finance. In this article, an algorithm is presented for…

Systems and Control · Computer Science 2019-09-20 Harish Doddi , Saurav Talukdar , Deepjyoti Deka , Murti Salapaka

In this paper, we study the problem of robust global synchronization of resetting clocks in multi-agent networked systems, where by robust global synchronization we mean synchronization that is insensitive to arbitrarily small disturbances,…

Systems and Control · Computer Science 2020-06-24 Muhammad U. Javed , Jorge I. Poveda , Xudong Chen

Long-term time-series forecasting is critical for environmental monitoring, yet water quality prediction remains challenging due to complex periodicity, nonstationarity, and abrupt fluctuations induced by ecological factors. These…

Machine Learning · Computer Science 2025-08-13 Ziqi Wang , Hailiang Zhao , Cheng Bao , Wenzhuo Qian , Yuhao Yang , Xueqiang Sun , Shuiguang Deng

The efficient deployment of large language models (LLMs) in online settings requires optimizing inference performance under stringent latency constraints, particularly the time-to-first-token (TTFT) and time-per-output-token (TPOT). This…

Data Structures and Algorithms · Computer Science 2026-01-05 Gregory Dexter , Shao Tang , Ata Fatahi Baarzi , Qingquan Song , Tejas Dharamsi , Aman Gupta

While recent advances in machine learning have equipped Weather Foundation Models (WFMs) with substantial generalization capabilities across diverse downstream tasks, the escalating computational requirements associated with their expanding…

This work presents a novel approach for pressure field reconstruction from image velocimetry data using SIREN (Sinusoidal Representation Network), emphasizing its effectiveness as an implicit neural representation in noisy environments and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Renato F. Miotto , William R. Wolf , Fernando Zigunov

Adaptivity and local mesh refinement are crucial for the efficient numerical simulation of wave phenomena in complex geometry. Local mesh refinement, however, can impose a tiny time-step across the entire computational domain when using…

Numerical Analysis · Mathematics 2024-09-27 Marcus J. Grote , Simon R. J. Michel , Stefan A. Sauter

In various scientific and engineering fields, the primary research areas have revolved around physics-based dynamical systems modeling and data-driven time series analysis. According to the embedding theory, dynamical systems and time…

Machine Learning · Computer Science 2024-10-10 Jiaxi Hu , Bowen Zhang , Qingsong Wen , Fugee Tsung , Yuxuan Liang

Time series anomaly detection is a critical task across various industrial domains. However, capturing temporal dependencies and multivariate correlations within patch-level representation learning remains underexplored, and reliance on…

Machine Learning · Computer Science 2026-02-04 Jinwoo Park , Hyeongwon Kang , Seung Hun Han , Pilsung Kang
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