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Communication scheduling aims to reduce communication bottlenecks in data parallel training (DP) by maximizing the overlap between computation and communication. However, existing schemes fall short due to three main issues: (1) hard data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-24 Lin Meng , Yuzhong Sun

Identifying cancer driver genes is crucial for understanding tumor biology and developing precision therapies. However, existing computational methods often rely on single biological networks or population-level mutation patterns, limiting…

Quantitative Methods · Quantitative Biology 2026-01-06 Xueqing Xu , Yonghang Gao , Duanchen Sun , Ling-Yun Wu

Levin Tree Search (LTS) (Orseau et al., 2018) is a search algorithm for deterministic environments that uses a user-specified policy to guide the search. It comes with a formal guarantee on the number of search steps (node visits) for…

Artificial Intelligence · Computer Science 2025-03-12 Laurent Orseau , Marcus Hutter , Levi H. S. Lelis

Sampling-based motion planning algorithms, like the Rapidly-Exploring Random Tree (RRT) and its widely used variant, RRT-Connect, provide efficient solutions for high-dimensional planning problems faced by real-world robots. However, these…

Robotics · Computer Science 2025-10-08 Chih H. Huang , Pranav Jadhav , Brian Plancher , Zachary Kingston

Communication overhead is a critical challenge in federated learning, particularly in bandwidth-constrained networks. Although many methods have been proposed to reduce communication overhead, most focus solely on compressing individual…

Machine Learning · Computer Science 2026-01-16 Shenlong Zheng , Zhen Zhang , Yuhui Deng , Geyong Min , Lin Cui

This work shows potentials for rapid self-organisation of sensor networks where nodes collaborate to relay messages to a common data collecting unit (sink node). The study problem is, in the sense of graph theory, to find a shortest path…

Networking and Internet Architecture · Computer Science 2010-05-20 Reinert Korsnes

Convolutional networks (ConvNets) have become a popular approach to computer vision. It is important to accelerate ConvNet training, which is computationally costly. We propose a novel parallel algorithm based on decomposition into a set of…

Neural and Evolutionary Computing · Computer Science 2016-06-21 Aleksandar Zlateski , Kisuk Lee , H. Sebastian Seung

Graph-RAG improves LLM reasoning using structured knowledge, yet conventional designs rely on a centralized knowledge graph. In distributed and access-restricted settings (e.g., hospitals or multinational organizations), retrieval must…

Artificial Intelligence · Computer Science 2026-02-10 Longkun Li , Yuanben Zou , Jinghan Wu , Yuqing Wen , Jing Li , Hangwei Qian , Ivor Tsang

This paper is concerned with the scaling of the number of hops in a large scale wireless ad-hoc network (WANET), a quantity we call network latency. A large network latency affects all aspects of data communication in a WANET, including an…

Information Theory · Computer Science 2007-07-13 Nima Sarshar , Behnam A. Rezaei , Vwani P. Roychowdhury

Genome variants which re-occur independently across evolutionary lineages are key molecular signatures of adaptation. Inferring the dynamics of such genetic changes from pandemic-scale genomic datasets is now possible, which opens up…

Web agents, which couple language models with browsing and tool-use capabilities, show promise as open web assistants. Yet progress is increasingly limited by the lack of scalable, process-level supervision. Existing benchmarks are largely…

Artificial Intelligence · Computer Science 2026-05-29 Tenghao Huang , Kung-Hsiang Huang , Prafulla Kumar Choubey , Yilun Zhou , Muhao Chen , Jonathan May , Chien-Sheng Wu

Large graphs arise in a number of contexts and understanding their structure and extracting information from them is an important research area. Early algorithms on mining communities have focused on the global structure, and often run in…

Social and Information Networks · Computer Science 2015-09-28 Yixuan Li , Kun He , David Bindel , John Hopcroft

In this paper we present the \emph{Distributed Overlay Anycast Table}, a structured overlay that implements application-layer anycast, allowing the discovery of the closest host that is a member of a given group. One application is in…

Networking and Internet Architecture · Computer Science 2013-03-28 Eleni Mykoniati , Laurence Latif , Raul Landa , Ben Yang , Richard G. Clegg , David Griffin , Miguel Rio

The supertree problem asking for a tree displaying a set of consistent input trees has been largely considered for the reconstruction of species trees. Here, we rather explore this framework for the sake of reconstructing a gene tree from a…

Data Structures and Algorithms · Computer Science 2016-10-25 Manuel Lafond , Cédric Chauve , Nadia El-Mabrouk , Aïda Ouangraoua

Our goal is to visualize an additional data dimension of a tree with multifaceted data through superimposition on vertical strips, which we call columns. Specifically, we extend upward drawings of unordered rooted trees where vertices have…

Computational Geometry · Computer Science 2023-09-06 Jonathan Klawitter , Johannes Zink

Multimodal LLM-powered agents have recently demonstrated impressive capabilities in web navigation, enabling agents to complete complex browsing tasks across diverse domains. However, current agents struggle with repetitive errors and lack…

Artificial Intelligence · Computer Science 2025-11-18 Genglin Liu , Shijie Geng , Sha Li , Hejie Cui , Sarah Zhang , Xin Liu , Tianyi Liu

Despite the latest prevailing success of deep neural networks (DNNs), several concerns have been raised against their usage, including the lack of intepretability the gap between DNNs and other well-established machine learning models, and…

Machine Learning · Computer Science 2021-01-01 Jianghao Shen , Sicheng Wang , Zhangyang Wang

We consider the problem of constructing distributed overlay networks, where nodes in a reconfigurable system can create or sever connections with nodes whose identifiers they know. Initially, each node knows only its own and its neighbors'…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-14 Yi-Jun Chang , Yanyu Chen , Gopinath Mishra

Robotic systems operating at the edge require efficient online learning algorithms that can continuously adapt to changing environments while processing streaming sensory data. Traditional backpropagation, while effective, conflicts with…

Machine Learning · Computer Science 2025-10-31 Darius Masoum Zadeh-Jousdani , Elvin Hajizada , Eyke Hüllermeier

The performance of convolutional neural networks (CNN) depends heavily on their architectures. Transfer learning performance of a CNN relies quite strongly on selection of its trainable layers. Selecting the most effective update layers for…

Machine Learning · Computer Science 2023-03-02 Md. Mehedi Hasana , Muhammad Ibrahim , Md. Sawkat Ali