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This paper studies the network throughput and transport delay of a multihop wireless random access network based on a Markov renewal model of packet transportation. We show that the distribution of the source-to-destination (SD) distance…

Networking and Internet Architecture · Computer Science 2008-05-12 Lin Dai , Tony T. Lee

Mobile Edge Computing (MEC) has been regarded as a promising paradigm to reduce service latency for data processing in the Internet of Things, by provisioning computing resources at the network edge. In this work, we jointly optimize the…

Networking and Internet Architecture · Computer Science 2022-04-19 Laha Ale , Scott A. King , Ning Zhang , Abdul Rahman Sattar , Janahan Skandaraniyam

The number of processing elements (PEs) in a fixed-sized systolic accelerator is well matched for large and compute-bound DNNs; whereas, memory-bound DNNs suffer from PE underutilization and fail to achieve peak performance and energy…

Signal Processing · Electrical Eng. & Systems 2020-06-29 Nandan Kumar Jha , Shreyas Ravishankar , Sparsh Mittal , Arvind Kaushik , Dipan Mandal , Mahesh Chandra

Upcoming LCLS-II/II-HE operation at repetition rates approaching 1MHz demands on-detector data reduction to manage the resulting data volumes. We present a 2D discrete wavelet transform (DWT) pre-processing algorithm that segments…

The proliferation of intelligent transportation systems (ITS) has led to increasing demand for diverse network applications. However, conventional terrestrial access networks (TANs) are inadequate in accommodating various applications for…

Networking and Internet Architecture · Computer Science 2023-06-16 Sheikh Salman Hassan , Yu Min Park , Yan Kyaw Tun , Walid Saad , Zhu Han , Choong Seon Hong

Deep learning (DL) techniques are increasingly pervasive across various domains, including wireless communication, where they extract insights from raw radio signals. However, the computational demands of DL pose significant challenges,…

Signal Processing · Electrical Eng. & Systems 2024-09-05 Dieter Verbruggen , Hazem Sallouha , Sofie Pollin

We propose a time-multiplexed DS-DBR/SOA-gated system to deliver low-power fast tuning across S-/C-/L-bands. Sub-ns switching is demonstrated, supporting 122$\times$50 GHz channels over 6.05 THz using AI techniques.

Signal Processing · Electrical Eng. & Systems 2020-03-13 Thomas Gerard , Christopher Parsonson , Zacharaya Shabka , Polina Bayvel , Domaniç Lavery , Georgios Zervas

Fog and Edge computing extend cloud services to the proximity of end users, allowing many Internet of Things (IoT) use cases, particularly latency-critical applications. Smart devices, such as traffic and surveillance cameras, often do not…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-10-16 Mohammad Goudarzi , Maria A. Rodriguez , Majid Sarvi , Rajkumar Buyya

This paper studies a sequential task offloading problem for a multiuser mobile edge computing (MEC) system. We consider a dynamic optimization approach, which embraces wireless channel fluctuations and random deep neural network (DNN) task…

Information Theory · Computer Science 2022-03-03 Feng Wang , Songfu Cai , Vincent K. N. Lau

The increasing scale of general-purpose Pre-trained Language Models (PLMs) necessitates the study of more efficient adaptation across different downstream tasks. In this paper, we establish a Black-box Discrete Prompt Learning (BDPL) to…

Computation and Language · Computer Science 2023-02-24 Shizhe Diao , Zhichao Huang , Ruijia Xu , Xuechun Li , Yong Lin , Xiao Zhou , Tong Zhang

This paper reports on the first systematic study of congestion-aware routing algorithms for wireless mesh networks to achieve an improved end-end delay performance. In particular, we compare 802.11 compatible implementations of a set of…

Networking and Internet Architecture · Computer Science 2012-03-23 A. A. Bhorkar , T. Javidi , A. C. Snoeren

This paper introduces a deep reinforcement learning-based block coordinate descent (DRL-based BCD) algorithm to address the nonconvex weighted sum-rate maximization (WSRM) problem with a total power constraint. Firstly, we present an…

Networking and Internet Architecture · Computer Science 2026-02-25 Siya Chen , Chee Wei Tan , H. Vincent Poor

In this paper, we investigate the downlink throughput performance of a massive multiple-input multiple-output (MIMO) system that employs superimposed pilots for channel estimation. The component of downlink (DL) interference that results…

Information Theory · Computer Science 2019-04-16 Karthik Upadhya , Sergiy A. Vorobyov , Mikko Vehkapera

We propose a distributed algorithm for controlling traffic signals. Our algorithm is adapted from backpressure routing, which has been mainly applied to communication and power networks. We formally prove that our algorithm ensures global…

Systems and Control · Computer Science 2015-03-20 Tichakorn Wongpiromsarn , Tawit Uthaicharoenpong , Yu Wang , Emilio Frazzoli , Danwei Wang

Industrial Product-Service Systems (IPSS) denote a service-oriented (SO) way of providing access to CPS capabilities. The design of such systems bears high risk due to uncertainty in requirements related to service function and behavior,…

Software Engineering · Computer Science 2022-05-09 Jürgen Dobaj , Andreas Riel , Thomas Krug , Matthias Seidl , Georg Macher , Markus Egretzberger

In this paper we provide theoretical and simulation-based study of the delivery delay performance of a number of existing throughput optimal coding schemes and use the results to design a new dynamic rate adaptation scheme that achieves…

Information Theory · Computer Science 2013-10-01 Amy Fu , Parastoo Sadeghi , Muriel Medard

Load forecasting is a crucial topic in energy management systems (EMS) due to its vital role in optimizing energy scheduling and enabling more flexible and intelligent power grid systems. As a result, these systems allow power utility…

Machine Learning · Computer Science 2023-05-16 Firas Bayram , Phil Aupke , Bestoun S. Ahmed , Andreas Kassler , Andreas Theocharis , Jonas Forsman

Massive data is often considered essential for deep learning applications, but it also incurs significant computational and infrastructural costs. Therefore, dataset pruning (DP) has emerged as an effective way to improve data efficiency by…

Machine Learning · Computer Science 2023-11-21 Yihua Zhang , Yimeng Zhang , Aochuan Chen , Jinghan Jia , Jiancheng Liu , Gaowen Liu , Mingyi Hong , Shiyu Chang , Sijia Liu

The optimal dispatch of energy storage systems (ESSs) presents formidable challenges due to the uncertainty introduced by fluctuations in dynamic prices, demand consumption, and renewable-based energy generation. By exploiting the…

Systems and Control · Electrical Eng. & Systems 2023-07-27 Shengren Hou , Edgar Mauricio Salazar Duque , Peter Palensky , Pedro P. Vergara

Providing multi-connectivity services is an important goal for next generation wireless networks, where multiple access networks are available and need to be integrated into a coherent solution that efficiently supports both reliable and…

Networking and Internet Architecture · Computer Science 2021-07-01 Nathalie Romo Moreno , Markus Amend , Anna Brunstrom , Andreas Kassler , Veselin Rakocevic