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Transformer-based and MLP-based methods have emerged as leading approaches in time series forecasting (TSF). While Transformer-based methods excel in capturing long-range dependencies, they suffer from high computational complexities and…

机器学习 · 计算机科学 2025-04-16 Yifan Hu , Peiyuan Liu , Peng Zhu , Dawei Cheng , Tao Dai

In real-world reinforcement learning (RL) scenarios, agents often encounter partial observability, where incomplete or noisy information obscures the true state of the environment. Partially Observable Markov Decision Processes (POMDPs) are…

机器学习 · 计算机科学 2025-05-19 Ashok Arora , Neetesh Kumar

Federated learning (FL) offers a privacy-centric distributed learning framework, enabling model training on individual clients and central aggregation without necessitating data exchange. Nonetheless, FL implementations often suffer from…

人工智能 · 计算机科学 2024-05-13 Rongyu Zhang , Yun Chen , Chenrui Wu , Fangxin Wang , Bo Li

Distributed model fitting refers to the process of fitting a mathematical or statistical model to the data using distributed computing resources, such that computing tasks are divided among multiple interconnected computers or nodes, often…

统计计算 · 统计学 2024-06-04 Xiaofei Wu , Rongmei Liang , Fabio Roli , Marcello Pelillo , Jing Yuan

This article presents a new high-level parallel computational model named BSF - Bulk Synchronous Farm. The BSF model extends the BSP model to deal with the compute-intensive iterative numerical methods executed on distributed-memory…

分布式、并行与集群计算 · 计算机科学 2018-05-29 Leonid B. Sokolinsky

Embedded applications are widely used in portable devices such as wireless phones, personal digital assistants, laptops, etc. High throughput and real time requirements are especially important in such data-intensive tasks. Therefore,…

硬件体系结构 · 计算机科学 2012-04-13 Mehdi Alipour , Mostafa E. Salehi

The presented study elaborates a multi-server priority queueing model considering the pre-emptive repeat policy and phase-type distribution (PH) for retrial process. The incoming heterogeneous calls are categorized as handoff calls and new…

最优化与控制 · 数学 2021-08-03 Raina Raj , Vidyottama Jain

Aggregated load models, such as PQ and ZIP, are used to represent the approximated load demand at specific buses in grid simulation and optimization problems. In this paper we examine the impact of model choice on the optimal power flow…

信号处理 · 电气工程与系统科学 2019-04-11 Marko Jereminov , Bryan Hooi , Amritanshu Pandey , Hyun-Ah Song , Christos Faloutsos , Larry Pileggi

This work introduces an innovative parallel, fully-distributed finite element framework for growing geometries and its application to metal additive manufacturing. It is well-known that virtual part design and qualification in additive…

计算工程、金融与科学 · 计算机科学 2019-04-30 Eric Neiva , Santiago Badia , Alberto F. Martín , Michele Chiumenti

We find that multifractal scaling is a robust property of a large class of continuous stochastic processes, constructed as exponentials of long-memory processes. The long memory is characterized by a power law kernel with tail exponent…

统计力学 · 物理学 2009-11-11 A. Saichev , D. Sornette

We study mass-transport models with multiple-chipping processes. The rates of these processes are dependent on the chip size and mass of the fragmenting site. In this context, we consider k-chip moves (where k = 1, 2, 3, ....); and…

统计力学 · 物理学 2015-05-20 Gaurav P. Shrivastav , Varsha Banerjee , Sanjay Puri

Low-precision training is critical for optimizing the trade-off between model quality and training costs, necessitating the joint allocation of model size, dataset size, and numerical precision. While empirical scaling laws suggest that…

机器学习 · 统计学 2026-02-27 Dechen Zhang , Xuan Tang , Yingyu Liang , Difan Zou

The balance metric is a simple approach to estimate the performance of bandwidth-limited loop kernels. However, applying the method to in-cache situations and modern multi-core architectures yields unsatisfactory results. This paper…

性能 · 计算机科学 2009-10-27 Jan Treibig , Georg Hager , Gerhard Wellein

Non-neural Machine Learning (ML) and Deep Learning (DL) models are often used to predict system failures in the context of industrial maintenance. However, only a few researches jointly assess the effect of varying the amount of past data…

机器学习 · 计算机科学 2024-05-24 Nicolò Oreste Pinciroli Vago , Francesca Forbicini , Piero Fraternali

Memory Dependence Prediction (MDP) is a speculative technique to determine which stores, if any, a given load will depend on. Area-constrained cores are increasingly relevant in various applications such as energy-efficient or edge systems,…

The origin of allometric scaling patterns that are multiples of 1/4 has long fascinated biologists. While not universal, scaling relationships with exponents that are close to multiples of 1/4 are common and have been described in all major…

定量方法 · 定量生物学 2015-07-29 Charles A. Price , Paul Drake , Erik J. Veneklaas , Michael Renton

Exascale systems are predicted to have approximately one billion cores, assuming Gigahertz cores. Limitations on affordable network topologies for distributed memory systems of such massive scale bring new challenges to the current parallel…

分布式、并行与集群计算 · 计算机科学 2014-05-27 Huda Ibeid , Rio Yokota , David Keyes

We compare two phenomenological models of dephasing that are in use recently. We show that the stochastic absorption model leads to reasonable dephasing in series (double barrier) and parallel (ring) quantum resistors in presence and…

介观与纳米尺度物理 · 物理学 2010-05-28 Swarnali Bandopadhyay , Debasish Chaudhuri , Arun M. Jayannavar

Matrix factorization (MF) is employed by many popular algorithms, e.g., collaborative filtering. The emerging GPU technology, with massively multicore and high intra-chip memory bandwidth but limited memory capacity, presents an opportunity…

分布式、并行与集群计算 · 计算机科学 2016-10-25 Wei Tan , Liangliang Cao , Liana Fong

Modern language models have historically relied on two dominant design choices: subword tokenization and autoregressive (AR) ordering. These design decisions bake in priors that dictate a model's learning. Recently, two alternative…