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We study two different types of vector point processes with interacting components, introducing a migration-type effect. The first case concerns two groups which modify their states with rate functions depending on time only. This yields a…

概率论 · 数学 2025-10-15 Fabrizio Cinque , Enzo Orsingher

This paper presents Checkmate, a system that enables per-iteration checkpointing in DNN training without any training slowdown. The traditional approach to checkpointing requires a pause in training to copy model states to a separate…

分布式、并行与集群计算 · 计算机科学 2025-07-21 Ankit Bhardwaj , Weiyang Wang , Jeremy Carin , Adam Belay , Manya Ghobadi

Automated code generation allows for a separation between the development of a model, expressed via a domain specific language, and lower level implementation details. Algorithmic differentiation can be applied symbolically at the level of…

编程语言 · 计算机科学 2024-09-27 James R. Maddison

As LLMs and foundation models scale, checkpoint/restore has become a critical pattern for training and inference. With 3D parallelism (tensor, pipeline, data), checkpointing involves many processes, each managing numerous tensors of varying…

分布式、并行与集群计算 · 计算机科学 2026-01-01 Mikaila J. Gossman , Avinash Maurya , Bogdan Nicolae , Jon C. Calhoun

Stream processing in the last decade has seen broad adoption in both commercial and research settings. One key element for this success is the ability of modern stream processors to handle failures while ensuring exactly-once processing…

分布式、并行与集群计算 · 计算机科学 2024-03-21 George Siachamis , Kyriakos Psarakis , Marios Fragkoulis , Arie van Deursen , Paris Carbone , Asterios Katsifodimos

This article provides a comparison of the successive lumping (SL) methodology with the popular lattice path counting algorithm in obtaining rate matrices for queueing models, satisfying the quasi birth and death structure. The two…

概率论 · 数学 2015-07-21 Michael N. Katehakis , Laurens C. Smit , Floske M. Spieksma

Volunteer computing is being used successfully for large scale scientific computations. This research is in the context of Volpex, a programming framework that supports communicating parallel processes in a volunteer environment. Redundancy…

分布式、并行与集群计算 · 计算机科学 2016-03-14 Mohammad Tanvir Rahman , Hien Nguyen , Jaspal Subhlok , Gopal Pandurangan

On modern parallel architectures, the cost of synchronization among processors can often dominate the cost of floating-point computation. Several modifications of the existing methods have been proposed in order to keep the communication…

分布式、并行与集群计算 · 计算机科学 2019-12-10 Qinmeng Zou , Frederic Magoules

Saturation is considered the state-of-the-art method for computing fixpoints with decision diagrams. We present a relatively simple decision diagram operation called REACH that also computes fixpoints. In contrast to saturation, it does not…

数据结构与算法 · 计算机科学 2023-03-14 Sebastiaan Brand , Thomas Bäck , Alfons Laarman

Offloading computationally intensive tasks from mobile users (MUs) to a virtualized environment such as containers on a nearby edge server, can significantly reduce processing time and hence end-to-end (E2E) delay. However, when users are…

网络与互联网体系结构 · 计算机科学 2020-09-15 Mao V. Ngo , Tie Luo , Hieu T. Hoang , Tony Q. S. Quek

Container technique is gaining increasing attention in recent years and has become an alternative to traditional virtual machines. Some of the primary motivations for the enterprise to adopt the container technology include its convenience…

分布式、并行与集群计算 · 计算机科学 2018-07-06 Qi Zhang , Ling Liu , Calton Pu , Qiwei Dou , Liren Wu , Wei Zhou

This survey aims at collecting and presenting results for one-type, discrete time branching processes with random control functions. In particular, the subclass of critical migration processes with different regimes of immigration and…

概率论 · 数学 2014-11-25 George P. Yanev

Classical reverse-mode automatic differentiation (AD) imposes only a small constant-factor overhead in operation count over the original computation, but has storage requirements that grow, in the worst case, in proportion to the time…

编程语言 · 计算机科学 2018-07-18 Jeffrey Mark Siskind , Barak A. Pearlmutter

Cloud, fog, and edge computing integration with future mobile Internet-of-Things (IoT) devices and related applications in 5G/6G networks will become more practical in the coming years. Containers became the de facto virtualization…

网络与互联网体系结构 · 计算机科学 2023-05-19 Arshin Rezazadeh , Hanan Lutfiyya

Changepoint detection methods are used in many areas of science and engineering, e.g., in the analysis of copy number variation data, to detect abnormalities in copy numbers along the genome. Despite the broad array of available tools,…

统计方法学 · 统计学 2018-12-11 Sangwon Hyun , Kevin Lin , Max G'Sell , Ryan J. Tibshirani

Checkpointing large amounts of related data concurrently to stable storage is a common I/O pattern of many HPC applications. However, such a pattern frequently leads to I/O bottlenecks that lead to poor scalability and performance. As…

分布式、并行与集群计算 · 计算机科学 2021-03-04 Bogdan Nicolae , Adam Moody , Gregory Kosinovsky , Kathryn Mohror , Franck Cappello

The map-matching is an essential preprocessing step for most of the trajectory-based applications. Although it has been an active topic for more than two decades and, driven by the emerging applications, is still under development. There is…

数据库 · 计算机科学 2019-10-30 Pingfu Chao , Yehong Xu , Wen Hua , Xiaofang Zhou

Mutation is one of the most important stages of the genetic algorithm because of its impact on the exploration of global optima, and to overcome premature convergence. There are many types of mutation, and the problem lies in selection of…

Most neural machine translation systems are built upon subword units extracted by methods such as Byte-Pair Encoding (BPE) or wordpiece. However, the choice of number of merge operations is generally made by following existing recipes. In…

计算与语言 · 计算机科学 2019-06-26 Shuoyang Ding , Adithya Renduchintala , Kevin Duh

Differential replication through copying refers to the process of replicating the decision behavior of a machine learning model using another model that possesses enhanced features and attributes. This process is relevant when external…

机器学习 · 计算机科学 2023-02-08 Nahuel Statuto , Irene Unceta , Jordi Nin , Oriol Pujol