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Cooperation is viewed as a key ingredient for interference management in wireless systems. This paper shows that cooperation has fundamental limitations. The main result is that even full cooperation between transmitters cannot in general…

信息论 · 计算机科学 2012-04-03 Angel Lozano , Robert W. Heath , Jeffrey G. Andrews

In this paper, we investigate the impact of correlated fading on the performance of wireless multiple access channels (MAC) in the presence and absence of side information (SI) at transmitters, where the fading coefficients are modeled…

信息论 · 计算机科学 2022-05-04 Farshad Rostami Ghadi , Wei-Ping Zhu

A power constrained sensor network that consists of multiple sensor nodes and a fusion center (FC) is considered, where the goal is to estimate a random parameter of interest. In contrast to the distributed framework, the sensor nodes may…

信息论 · 计算机科学 2012-07-03 Swarnendu Kar , Pramod K. Varshney

Fog-assisted 5G Networks allow the users within the networks to execute their tasks and processes through fog nodes and cooperation among the fog nodes. As a result, the delay in task execution reduces as compared to that in case of…

最优化与控制 · 数学 2022-04-14 Snigdha Kashyap , Saahil Kumar Singh , Abhishek Rouniyar , Rajsi Saxena , Avinash Kumar

Analyzing the similarity of internal representations has been an important technique for understanding the behavior of deep neural networks. Most existing methods for analyzing the similarity between representations of high dimensions, such…

人工智能 · 计算机科学 2025-05-26 Jiachen Jiang , Jinxin Zhou , Zhihui Zhu

Fast fading wireless networks with delayed knowledge of the channel state information have received significant attention in recent years. An exception is networks where channels are spatially correlated. This paper characterizes the…

信息论 · 计算机科学 2016-06-23 Alireza Vahid , Robert Calderbank

This paper studies the performance of some state-of-the-art cooperative full-duplex relaying protocols in the context of a large wireless network modelled using stochastic geometry tools. We investigate the outage behaviour for different…

信息论 · 计算机科学 2018-01-12 Andres Altieri , Pablo Piantanida

Data traffic over wireless communication networks has experienced a tremendous growth in the last decade, and it is predicted to exponentially increase in the next decades. Enabling future wireless networks to fulfill this expectation is a…

Next-generation WLANs will support the use of wider channels, which is known as channel bonding, to achieve higher throughput. However, because both the channel center frequency and the channel width are autonomously selected by each WLAN,…

网络与互联网体系结构 · 计算机科学 2016-11-15 B. Bellalta , A. Checco , A. Zocca , J. Barcelo

The dynamics of interference over space and time influences the performance of wireless communication systems, yet its features are still not fully understood. This article analyzes the temporal dynamics of the interference in Poisson…

信息论 · 计算机科学 2019-04-26 Udo Schilcher , Jorge F. Schmidt , Mahin K. Atiq , Christian Bettstetter

The present generation of weak lensing surveys will be superseded by surveys run from space with much better sky coverage and high level of signal to noise ratio, such as SNAP. However, removal of any systematics or noise will remain a…

天体物理学 · 物理学 2009-11-10 Dipak Munshi , Patrick Valageas

Link prediction is pervasively employed to uncover the missing links in the snapshots of real-world networks, which are usually obtained from kinds of sampling methods. Contrarily, in the previous literature, in order to evaluate the…

社会与信息网络 · 计算机科学 2014-10-28 Jichang Zhao , Xu Feng , Li Dong , Xiao Liang , Ke Xu

We study the effects of nonzero time delays in stochastic synchronization problems with linear couplings in complex networks. We consider two types of time delays: transmission delays between interacting nodes and local delays at each node…

统计力学 · 物理学 2012-12-03 D. Hunt , B. K. Szymanski , G. Korniss

This paper deals with the delay-throughput analysis of a single-hop wireless network with $n$ transmitter/receiver pairs. All channels are assumed to be block Rayleigh fading with shadowing, described by parameters $(\alpha,\varpi)$, where…

信息论 · 计算机科学 2016-11-17 Jamshid Abouei , Alireza Bayesteh , Amir K. Khandani

Caching popular contents at the edge of the network can positively impact the performance and future sustainability of wireless networks in several ways, e.g., end-to-end access delay reduction and peak rate increase. In this paper, we aim…

信息论 · 计算机科学 2017-03-21 Marco Maso , Italo Atzeni , Imène Ghamnia , Ejder Baştuğ , Mérouane Debbah

Current research has found that some deep neural networks exhibit strong hierarchical self-similarity in feature representation or parameter distribution. However, aside from preliminary studies on how the power-law distribution of weights…

机器学习 · 计算机科学 2025-07-25 Jingyi Ding , Chengwen Qi , Hongfei Wang , Jianshe Wu , Licheng Jiao , Yuwei Guo , Jian Gao

Many complex systems are organized in the form of a network embedded in space. Important examples include the physical Internet infrastucture, road networks, flight connections, brain functional networks and social networks. The effect of…

物理与社会 · 物理学 2012-01-04 Paul Expert , Tim Evans , Vincent D. Blondel , Renaud Lambiotte

Video shadow detection aims to generate consistent shadow predictions among video frames. However, the current approaches suffer from inconsistent shadow predictions across frames, especially when the illumination and background textures…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Xinpeng Ding , Jingweng Yang , Xiaowei Hu , Xiaomeng Li

The number of users using wireless Local Area Network is increasing exponentially and their behavior is changing day after day. Nowadays, users of wireless LAN are using huge amount of bandwidth because of the explosive growth of some…

网络与互联网体系结构 · 计算机科学 2010-02-26 Ahmed Mohamedou , Mohamed Othman

Two stochastic models are proposed to generate a system composed of two interdependent scale-free (SF) or Erd\H{o}s-R\'{e}nyi (ER) networks where interdependent nodes are connected with exponential or power-law relation, as well as…

物理与社会 · 物理学 2015-06-18 J. Jiang , W. Li , X. Cai