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The success of graph embeddings or node representation learning in a variety of downstream tasks, such as node classification, link prediction, and recommendation systems, has led to their popularity in recent years. Representation learning…

机器学习 · 计算机科学 2018-09-07 Saba A. Al-Sayouri , Danai Koutra , Evangelos E. Papalexakis , Sarah S. Lam

Local thresholding algorithms were first presented more than a decade ago and have since been applied to a variety of data mining tasks in peer-to-peer systems, wireless sensor networks, and in grid systems. One critical assumption made by…

分布式、并行与集群计算 · 计算机科学 2013-04-09 Ran Wolff

In the event of a total loss of thrust, a pilot must identify a reachable landing site and subsequently execute a forced landing. To do so, they must estimate which region on the ground can be reached safely in gliding flight. We call this…

最优化与控制 · 数学 2024-07-30 Giovanni Piccioli

The problem of proposed topology for network comes when using Prim's algorithm with default distance (unrealistic distances) between network's nodes and don't care about the lakes, high hills, buildings, etc. This problem will cause…

分布式、并行与集群计算 · 计算机科学 2012-06-05 Ayad Ghany Ismaeel

Due to their inherent complexity, engineered wireless multihop ad hoc communication networks represent a technological challenge. Having no mastering infrastructure the nodes have to selforganize themselves in such a way that for example…

统计力学 · 物理学 2007-05-23 Ingmar Glauche , Wolfram Krause , Rudolf Sollacher , Martin Greiner

The provision of paratransit services is one option to meet the transportation needs of Vulnerable Road Users (VRUs). Like any other means of transportation, paratransit has obstacles such as high operational costs and longer trip times. As…

机器学习 · 计算机科学 2022-05-24 Kelvin Kwakye , Younho Seong , Sun Yi

Generative navigation policies have made rapid progress in improving end-to-end learned navigation. Despite their promising results, this paradigm has two structural problems. First, the sampled trajectories exist in an abstract, unscaled…

机器人学 · 计算机科学 2026-03-10 Abhijeet Nayak , Débora Oliveira Makowski , Samiran Gode , Cordelia Schmid , Wolfram Burgard

Emerging edge computing paradigms enable heterogeneous devices to collaborate on complex computation applications. However, for arbitrary heterogeneous edge networks, delay-optimal forwarding and computation offloading remains an open…

网络与互联网体系结构 · 计算机科学 2025-06-17 Jinkun Zhang , Yuezhou Liu , Edmund Yeh

Multi-robot navigation in unknown, structurally constrained, and GPS-denied environments presents a fundamental trade-off between global strategic foresight and local tactical agility, particularly under limited communication. Centralized…

机器人学 · 计算机科学 2025-10-13 Zihao Mao , Yunheng Wang , Yunting Ji , Yi Yang , Wenjie Song

Event detection has been an important task in transportation, whose task is to detect points in time when large events disrupts a large portion of the urban traffic network. Travel information {Origin-Destination} (OD) matrix data by map…

机器学习 · 计算机科学 2020-12-29 Yue Hu , Ao Qu , Dan Work

This paper aims to maximize algebraic connectivity of networks via topology design under the presence of constraints and an adversary. We are concerned with three problems. First, we formulate the concave maximization topology design…

最优化与控制 · 数学 2017-11-15 Tor Anderson , Chin-Yao Chang , Sonia Martinez

Ridesharing services play an essential role in modern transportation, which significantly reduces traffic congestion and exhaust pollution. In the ridesharing problem, improving the sharing rate between riders can not only save the travel…

数据库 · 计算机科学 2024-12-12 Jiexi Zhan , Yu Chen , Peng Cheng , Lei Chen , Wangze Ni , Xuemin Lin

In modern data center networks, thousands of hosts contend for shared link capacity; the scale of these systems makes centralized scheduling impractical. This article models such scheduling as a bipartite matching problem under…

分布式、并行与集群计算 · 计算机科学 2026-04-14 Moonmoon Mohanty , Gautham Bolar , Preetam Patil , Ayalvadi Ganesh , Jean-Francois Chamberland , Parimal Parag

Wireless sensor networks consisting of great number of cheap and tiny sensor nodes which are used for military environment controlling, natural events recording, traffic monitoring, robot navigation, and etc. Such a networks encounter with…

网络与互联网体系结构 · 计算机科学 2011-11-23 Marida Dossena

Wireless Sensor Networks is important to nodes energy consumption for long activity of sensor nodes because nodes that compose sensor network are small size, and battery capacity is limited. For energy consumption decrease of sensor nodes,…

网络与互联网体系结构 · 计算机科学 2009-11-26 Boseung Kim , Huibin Lim , Yongtae Shin

Navigation tasks often cannot be defined in terms of a target, either because global position information is unavailable or unreliable or because target location is not explicitly known a priori. This task is then often defined indirectly…

Autonomous exploration in structured and complex indoor environments remains a challenging task, as existing methods often struggle to appropriately model unobserved space and plan globally efficient paths. To address these limitations, we…

机器人学 · 计算机科学 2026-03-06 Zijun Che , Yinghong Zhang , Shengyi Liang , Boyu Zhou , Jun Ma , Jinni Zhou

Efficient coverage of unknown environments requires robots to adapt their paths in real time based on on-board sensor data. In this paper, we introduce CAP, a connectivity-aware hierarchical coverage path planning algorithm for efficient…

机器人学 · 计算机科学 2025-03-04 Zongyuan Shen , Burhanuddin Shirose , Prasanna Sriganesh , Matthew Travers

A new framework to perform routing at the Autonomous System level is proposed in this paper. This mechanism, called Chain Routing, uses complete orders as its main topological unit. Since complete orders are acyclic digraphs that possess a…

网络与互联网体系结构 · 计算机科学 2012-01-25 P. David Arjona-Villicaña , Costas C. Constantinou , Alexander S. Stepanenko

We study the complexity of fundamental distributed graph problems in the recently popular setting where information about the input graph is available to the nodes before the start of the computation. We focus on the most common such…

分布式、并行与集群计算 · 计算机科学 2024-05-03 Alkida Balliu , Thomas Boudier , Sebastian Brandt , Dennis Olivetti