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In this paper we present and analyze a general framework for constructing high order explicit local time stepping (LTS) methods for hyperbolic conservation laws. In particular, we consider the model problem discretized by Runge-Kutta…

数值分析 · 数学 2019-05-24 Thi-Thao-Phuong Hoang , Lili Ju , Wei Leng , Zhu Wang

Hawkes process provides an effective statistical framework for analyzing the time-dependent interaction of neuronal spiking activities. Although utilized in many real applications, the classic Hawkes process is incapable of modelling…

机器学习 · 统计学 2021-02-23 Feng Zhou , Yixuan Zhang , Jun Zhu

Distributed training methods are crucial for large language models (LLMs). However, existing distributed training methods often suffer from communication bottlenecks, stragglers, and limited elasticity, particularly in heterogeneous or…

分布式、并行与集群计算 · 计算机科学 2025-02-18 Jialiang Cheng , Ning Gao , Yun Yue , Zhiling Ye , Jiadi Jiang , Jian Sha

Deep neural networks provide state-of-the-art accuracy for vision tasks but they require significant resources for training. Thus, they are trained on cloud servers far from the edge devices that acquire the data. This issue increases…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Yamin Sepehri , Pedram Pad , Ahmet Caner Yüzügüler , Pascal Frossard , L. Andrea Dunbar

As the quantities of data recorded by embedded edge sensors grow, so too does the need for intelligent local processing. Such data often comes in the form of time-series signals, based on which real-time predictions can be made locally…

Hierarchical latent tree analysis (HLTA) is recently proposed as a new method for topic detection. It differs fundamentally from the LDA-based methods in terms of topic definition, topic-document relationship, and learning method. It has…

机器学习 · 计算机科学 2015-08-06 Peixian Chen , Nevin L. Zhang , Leonard K. M. Poon , Zhourong Chen

The information of spiking neural networks (SNNs) are propagated between the adjacent biological neuron by spikes, which provides a computing paradigm with the promise of simulating the human brain. Recent studies have found that the time…

神经与进化计算 · 计算机科学 2022-05-05 Pengfei Sun , Longwei Zhu , Dick Botteldooren

The recent advancements in large language models (LLMs) have been extraordinary, yet the escalating inference costs associated with them present challenges in real-world applications. To address these challenges, we propose a novel approach…

计算与语言 · 计算机科学 2024-06-07 Jiahao Liu , Qifan Wang , Jingang Wang , Xunliang Cai

Device-edge collaborative inference with Deep Neural Networks (DNNs) faces fundamental trade-offs among accuracy, latency and energy consumption. Current scheduling exhibits two drawbacks: a granularity mismatch between coarse, task-level…

网络与互联网体系结构 · 计算机科学 2026-01-14 Zengzipeng Tang , Yuxuan Sun , Wei Chen , Jianwen Ding , Bo Ai , Yulin Shao

Recurrent neural networks (RNNs) with deep test-time memorization modules, such as Titans and TTT, represent a promising, linearly-scaling paradigm distinct from Transformers. While these expressive models do not yet match the peak…

机器学习 · 计算机科学 2025-11-11 Zeman Li , Ali Behrouz , Yuan Deng , Peilin Zhong , Praneeth Kacham , Mahdi Karami , Meisam Razaviyayn , Vahab Mirrokni

Neural network-based solvers for partial differential equations (PDEs) have attracted considerable attention, yet they often face challenges in accuracy and computational efficiency. In this work, we focus on time-dependent PDEs and observe…

数值分析 · 数学 2025-09-30 Guihong Wang , Zheng-An Chen , Tao Luo

In this paper, we consider the task of efficiently computing the numerical solution of evolutionary complex Ginzburg--Landau equations on Cartesian product domains with homogeneous Dirichlet/Neumann or periodic boundary conditions. To this…

数值分析 · 数学 2024-06-19 Marco Caliari , Fabio Cassini

We study associative memory neural networks of the Hodgkin-Huxley type of spiking neurons in which multiple periodic spatio-temporal patterns of spike timing are memorized as limit-cycle-type attractors. In encoding the spatio-temporal…

无序系统与神经网络 · 物理学 2009-11-07 Masahiko Yoshioka

Recurrent Neural Networks (RNNs) are useful in temporal sequence tasks. However, training RNNs involves dense matrix multiplications which require hardware that can support a large number of arithmetic operations and memory accesses.…

机器学习 · 计算机科学 2023-12-18 Xi Chen , Chang Gao , Zuowen Wang , Longbiao Cheng , Sheng Zhou , Shih-Chii Liu , Tobi Delbruck

Temporal difference learning (TD) is a foundational concept in reinforcement learning (RL), aimed at efficiently assessing a policy's value function. TD($\lambda$), a potent variant, incorporates a memory trace to distribute the prediction…

机器学习 · 计算机科学 2024-02-13 Jianfei Ma

Most efforts to improve the reasoning capabilities of large language models (LLMs) involve either scaling the number of parameters and the size of training data, or scaling inference computation by letting models generate complex chains of…

机器学习 · 计算机科学 2025-10-10 Yeskendir Koishekenov , Aldo Lipani , Nicola Cancedda

Today, University Timetabling problems are occurred annually and they are often hard and time consuming to solve. This paper describes Hyper Heuristics (HH) method based on Great Deluge (GD) and its variants for solving large, highly…

人工智能 · 计算机科学 2012-02-10 Ei Shwe Sin , Nang Saing Moon Kham

In this paper, we systematically evaluate the inference performance of the Edge TPU by Google for neural networks with different characteristics. Specifically, we determine that, given the limited amount of on-chip memory on the Edge TPU,…

分布式、并行与集群计算 · 计算机科学 2025-03-04 Jorge Villarrubia , Luis Costero , Francisco D. Igual , Katzalin Olcoz

This paper extends the high-order entropy stable (ES) adaptive moving mesh finite difference schemes developed in [14] to the two- and three-dimensional (multi-component) compressible Euler equations with the stiffened equation of state.…

数值分析 · 数学 2022-08-10 Shangting Li , Junming Duan , Huazhong Tang

In today's world of health care, brain tumor detection has become common. However, the manual brain tumor classification approach is time-consuming. So Deep Convolutional Neural Network (DCNN) is used by many researchers in the medical…

图像与视频处理 · 电气工程与系统科学 2024-11-22 Dhananjay Joshi , Bhupesh Kumar Singh , Kapil Kumar Nagwanshi , Nitin S. Choubey