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How to provide information security while fulfilling ultra reliability and low-latency requirements is one of the major concerns for enabling the next generation of ultra-reliable and low-latency communications service (xURLLC), specially…

信息论 · 计算机科学 2023-03-09 Yao Zhu , Xiaopeng Yuan , Yulin Hu , Rafael F. Schaefer , Anke Schmeink

Federated learning (FL) involves several devices that collaboratively train a shared model without transferring their local data. FL reduces the communication overhead, making it a promising learning method in UAV-enhanced wireless networks…

机器学习 · 计算机科学 2023-09-01 Mariam Yahya , Setareh Maghsudi , Slawomir Stanczak

Machine-type communication requires rethinking of the structure of short packets due to the coding limitations and the significant role of the control information. In ultra-reliable low-latency communication (URLLC), it is crucial to…

In this paper we optimize the pilot overhead for ultra-reliable short-packet transmission and investigate the dependence of this overhead on packet size and error probability. In particular, we consider a point-to-point communication in…

信息论 · 计算机科学 2017-08-16 Mohammadreza Mousaei , Besma Smida

Cellular wireless systems rely on frame-based transmissions. The frame design is conventionally based on heuristics, consisting of a frame header and a data part. The frame header contains control information that provides pointers to the…

信息论 · 计算机科学 2016-05-09 Kasper Fløe Trillingsgaard , Petar Popovski

This paper presents a novel information-theoretic perspective on generalization in machine learning by framing the learning problem within the context of lossy compression and applying finite blocklength analysis. In our approach, the…

机器学习 · 计算机科学 2026-02-05 Kosuke Sugiyama , Masato Uchida

This letter proposes the Faster-than-Nyquist signaling (FTNS) using overlap frequency domain equalization (FDE), which compensates the inter-symbol interference (ISI) due to band limiting filters of the FTNS at the transmitter and the…

信息论 · 计算机科学 2015-09-03 Hiroyuki Fukumoto , Kazunori Hayashi

In recent years, communication engineers put strong emphasis on artificial neural network (ANN)-based algorithms with the aim of increasing the flexibility and autonomy of the system and its components. In this context, unsupervised…

信号处理 · 电气工程与系统科学 2023-07-31 Jonas Ney , Vincent Lauinger , Laurent Schmalen , Norbert Wehn

Emerging software-defined networking technologies enable more adaptive communication infrastructures, allowing for quick reactions to changes in networking requirements by exploiting the workload's temporal structure. However, operating…

网络与互联网体系结构 · 计算机科学 2022-11-08 Monika Henzinger , Ami Paz , Arash Pourdamghani , Stefan Schmid

Symbol synchronization refers to the estimation of the start of a symbol interval and is needed for reliable detection. In this paper, we develop a symbol synchronization framework for molecular communication (MC) systems where we consider…

信息论 · 计算机科学 2017-02-24 Vahid Jamali , Arman Ahmadzadeh , Robert Schober

To support ultra-reliable and low-latency services for mission-critical applications, transmissions are usually carried via short blocklength codes, i.e., in the so-called finite blocklength (FBL) regime. Different from the infinite…

信息论 · 计算机科学 2022-09-30 Yao Zhu , Yulin Hu , Xiaopeng Yuan , M. Cenk Gursoy , H. Vincent Poor , Anke Schmeink

This paper considers optimization of power and delay in a time-varying wireless link using rateless codes. The link serves a sequence of variable-length packets. Each packet is coded and transmitted over multiple slots. Channel conditions…

信息论 · 计算机科学 2015-10-13 Xiaohan Wei , Michael J. Neely

The inevitable random frequency differences among semiconductor lasers present an obstacle to achieving their collective coherence, but previous worked showed that fully (all-to-all) coupled networks can still be synchronized even in the…

光学 · 物理学 2025-11-06 Li-Li Ye , Nathan Vigne , Fan-Yi Lin , Hui Cao , Ying-Cheng Lai

This paper investigates the performance of wireless systems that employ finite-blocklength channel codes for transmission and operate under queueing constraints in the form of limitations on buffer overflow probabilities. A block fading…

信息论 · 计算机科学 2010-10-01 Deli Qiao , Mustafa Cenk Gursoy , Senem Velipasalar

Asynchronous radio transceivers often lead to significant range and velocity ambiguity, posing challenges for precise positioning and velocity estimation in passive-sensing perceptive mobile networks (PMNs). To address this issue, carrier…

信号处理 · 电气工程与系统科学 2025-03-24 Xiao-Yang Wang , Shaoshi Yang , Hou-Yu Zhai , Christos Masouros , J. Andrew Zhang

Existing video recognition algorithms always conduct different training pipelines for inputs with different frame numbers, which requires repetitive training operations and multiplying storage costs. If we evaluate the model using other…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Yitian Zhang , Yue Bai , Chang Liu , Huan Wang , Sheng Li , Yun Fu

Ultra-Reliable Low-Latency Communications have stringent delay constraints, and hence use codes with small block length (short codewords). In these cases, classical models that provide good approximations to systems with infinitely long…

信息论 · 计算机科学 2021-01-29 Nourhan Hesham , Anas Chaaban

Satellite communication systems (SCSs) used for tactical purposes require robust security and anti-jamming capabilities, making frequency hopping (FH) a powerful option. However, the current FH systems face challenges due to significant…

机器学习 · 计算机科学 2025-03-07 Inkyu Kim , Sangkeum Lee , Haechan Jeong , Sarvar Hussain Nengroo , Dongsoo Har

Future wireless standards such as 5G envision dense wireless networks with large number of simultaneously connected devices. In this context, interference management becomes critical in achieving high spectral efficiency. Orthogonal…

信息论 · 计算机科学 2015-04-14 Subhashini Krishnasamy , Urs Niesen , Piyush Gupta

Federated Learning (FL) is a distributed learning paradigm that can coordinate heterogeneous edge devices to perform model training without sharing private data. While prior works have focused on analyzing FL convergence with respect to…

机器学习 · 计算机科学 2025-09-09 Weijie Liu , Xiaoxi Zhang , Jingpu Duan , Carlee Joe-Wong , Zhi Zhou , Xu Chen