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We present Linear Diffusion Networks (LDNs), a novel architecture that reinterprets sequential data processing as a unified diffusion process. Our model integrates adaptive diffusion modules with localized nonlinear updates and a…

机器学习 · 计算机科学 2025-03-27 Jacob Fein-Ashley

We present a first implementation of the Dendritic Needle Network (DNN) model for dendritic crystal growth in three dimensions including convective transport in the melt. The numerical solving of the Navier-Stokes equations is performed…

计算物理 · 物理学 2020-06-18 Thomas Isensee , Damien Tourret

In this paper, we propose a data-driven leak localization method for water distribution networks (WDNs) which combines two complementary approaches: graph-based interpolation and dictionary classification. The former estimates the complete…

机器学习 · 计算机科学 2021-10-14 Paul Irofti , Luis Romero-Ben , Florin Stoican , Vicenç Puig

In this paper we present a model for the growth and evolution of Internet providers. The model reproduces the data observed for the Internet connection as probed by tracing routes from different computers. This problem represents a…

无序系统与神经网络 · 物理学 2009-11-07 A. Capocci , G. Caldarelli , R. Marchetti , L. Pietronero

Accurate water consumption forecasting is a crucial tool for water utilities and policymakers, as it helps ensure a reliable supply, optimize operations, and support infrastructure planning. Urban Water Distribution Networks (WDNs) are…

A detailed empirical analysis of the productivity of non financial firms across several countries and years shows that productivity follows a non-Gaussian distribution with power law tails. We demonstrate that these empirical findings can…

物理与社会 · 物理学 2009-11-10 T. Di Matteo , T. Aste , M. Gallegati

A growing set of applications consider the process of network formation by using subgraphs as a tool for generating the network topology. One of the pressing research challenges is thus to be able to use these subgraphs to understand the…

社会与信息网络 · 计算机科学 2019-04-11 Soumajyoti Sarkar , Hamidreza Alvari , Paulo Shakarian

In network embedding, random walks play a fundamental role in preserving network structures. However, random walk based embedding methods have two limitations. First, random walk methods are fragile when the sampling frequency or the number…

机器学习 · 计算机科学 2018-05-14 Yong Shi , Minglong Lei , Peng Zhang , Lingfeng Niu

The importance of drinking water distribution networks (DWDNs) as critical urban infrastructures has led to the development and utilization of models for the analysis, design, operation, and management of DWDNs, to ensure optimal efficiency…

计算工程、金融与科学 · 计算机科学 2024-12-02 Cristian Gomez , Kimberly Solon , Pieter-Jan Haest , Mark Morley , Ingmar Nopens , Elena Torfs

A physics-informed convolutional neural network is proposed to simulate two phase flow in porous media with time-varying well controls. While most of PICNNs in existing literatures worked on parameter-to-state mapping, our proposed network…

机器学习 · 计算机科学 2024-10-24 Jungang Chen , Eduardo Gildin , John E. Killough

Wireless sensor network (WSN) is a collection of nodes which can communicate with each other without any prior infrastructure along with the ability to collect data autonomously and effectively after being deployed in an ad-hoc fashion to…

网络与互联网体系结构 · 计算机科学 2012-04-16 Subhabrata Mukherjee , Anand Seetharam , Abhishek Bhattacharyya , Mrinal. K. Naskar , Amitava Mukherjee

The true slime mold \textit{Physarum polycephalum} has the remarkable capability to perform self-organized activities such as network formation among food sources. Despite well reproducing the emergence of slime networks, existing models…

种群与进化 · 定量生物学 2025-08-04 Damiano Reginato , Daniele Proverbio , Giulia Giordano

This paper formalizes an optimal water-power flow (OWPF) problem to optimize the use of controllable assets across power and water systems while accounting for the couplings between the two infrastructures. Tanks and pumps are optimally…

This paper presents a Wasserstein attraction approach for solving dynamic mass transport problems over networks. In the transport problem over networks, we start with a distribution over the set of nodes that needs to be "transported" to a…

最优化与控制 · 数学 2022-04-28 Ferran Arqué , César A. Uribe , Carlos Ocampo-Martinez

Deep residual networks were shown to be able to scale up to thousands of layers and still have improving performance. However, each fraction of a percent of improved accuracy costs nearly doubling the number of layers, and so training very…

计算机视觉与模式识别 · 计算机科学 2017-06-15 Sergey Zagoruyko , Nikos Komodakis

Networks in nature are often formed within a spatial domain in a dynamical manner, gaining links and nodes as they develop over time. We propose a class of spatially-based growing network models and investigate the relationship between the…

物理与社会 · 物理学 2013-12-30 Ari Zitin , Alex Gorowora , Shane Squires , Mark Herrera , Thomas M. Antonsen , Michelle Girvan , Edward Ott

Several network growth models have been proposed in the literature that attempt to incorporate properties of citation networks. Generally, these models aim at retaining the degree distribution observed in real-world networks. In this work,…

社会与信息网络 · 计算机科学 2020-02-19 Dattatreya Mohapatra , Siddharth Pal , Soham De , Ponnurangam Kumaraguru , Tanmoy Chakraborty

River networks exhibit a complex ramified structure that has inspired decades of studies. Yet, an understanding of the propagation of a single stream remains elusive. Here we invoke a criterion for path selection from fracture mechanics and…

Using time series of US patents per million inhabitants, knowledge-generating cycles can be distinguished. These cycles partly coincide with Kondratieff long waves. The changes in the slopes between them indicate discontinuities in the…

计算机与社会 · 计算机科学 2019-12-18 Inga Ivanova , Loet Leydesdorff

We study expansion and information diffusion in dynamic networks, that is in networks in which nodes and edges are continuously created and destroyed. We consider information diffusion by {\em flooding}, the process by which, once a node is…

分布式、并行与集群计算 · 计算机科学 2020-07-30 Luca Becchetti , Andrea Clementi , Francesco Pasquale , Luca Trevisan , Isabella Ziccardi