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Related papers: On the Performance of Selection Relaying

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Selection combining (SC) at the destination for differential amplify-and-forward (AF) relaying is attractive as it does not require channel state information as compared to the semi maximum-ratio-combining (semi-MRC) while delivering close…

Information Theory · Computer Science 2014-04-01 M. R. Avendi , Ha H. Nguyen

We develop an analytical framework to characterize the effect of impulsive noise on the performance of relay-assisted simultaneous wireless information and power transfer (SWIPT) systems. We derive novel closed-form expressions for the…

Information Theory · Computer Science 2020-02-11 Lina Mohjazi , Sami Muhaidat , Mehrdad Dianati , Mahmoud Al-Qutayri , Naofal Al-Dhahir

Location information is often used as a proxy to guarantee the performance of a wireless communication link. However, localization errors can result in a significant mismatch with the guarantees, particularly detrimental to users operating…

Resource-constrained systems are prevalent in communications. Such a system is composed of many components but only some of them can be allocated with resources such as time slots. According to the amount of information about the system,…

Information Theory · Computer Science 2014-04-02 Albert Y. S. Lam , Yanhui Geng , Victor O. K. Li

Opportunistic analysis has traditionally relied on independence assumptions that break down in many interesting and useful network topologies. This paper develops techniques that expand opportunistic analysis to a broader class of networks,…

Information Theory · Computer Science 2015-03-19 Mohamed Abouelseoud , Aria Nosratinia

In this paper, the throughput of relay networks with multiple source-destination pairs under queueing constraints has been investigated for both variable-rate and fixed-rate schemes. When channel side information (CSI) is available at the…

Information Theory · Computer Science 2015-10-08 Yi Li , M. Cenk Gursoy , Senem Velipasalar

Reward Models (RMs) are crucial for aligning language models with human preferences. Currently, the evaluation of RMs depends on measuring accuracy against a validation set of manually annotated preference data. Although this method is…

Machine Learning · Computer Science 2025-02-17 Xueru Wen , Jie Lou , Yaojie Lu , Hongyu Lin , Xing Yu , Xinyu Lu , Ben He , Xianpei Han , Debing Zhang , Le Sun

This paper considers the multiple-access relay channel in a setting where two source nodes transmit packets to a destination node, both directly and via a relay node, over packet erasure channels. Intra-session network coding is used at the…

Information Theory · Computer Science 2022-03-08 Amjad Saeed Khan , Ioannis Chatzigeorgiou

To protect multicores from soft-error perturbations, resiliency schemes have been developed with high coverage but high power and performance overheads. Emerging safety-critical machine learning applications are increasingly being deployed…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-07-11 Qingchuan Shi , Hamza Omar , Omer Khan

The application of reinforcement learning (RL) to dynamic resource allocation in optical networks has been the focus of intense research activity in recent years, with almost 100 peer-reviewed papers. We present a review of progress in the…

Networking and Internet Architecture · Computer Science 2025-04-23 Michael Doherty , Robin Matzner , Rasoul Sadeghi , Polina Bayvel , Alejandra Beghelli

We investigate the diversity order of decode-and-forward relay selection in Nakagami-m fading, in cases where practical channel estimation techniques are applied. In this respect, we introduce a unified model for the imperfect channel…

Information Theory · Computer Science 2011-08-22 Diomidis S. Michalopoulos , Nestor D. Chatzidiamantis , Robert Schober , George K. Karagiannidis

Graphical models are widely used to study complex multivariate biological systems. Network inference algorithms aim to reverse-engineer such models from noisy experimental data. It is common to assess such algorithms using techniques from…

Methodology · Statistics 2014-03-03 Chris J. Oates , Richard Amos , Simon E. F. Spencer

Recommendation systems (RSs) are increasingly used to guide job seekers on online platforms, yet the algorithms currently deployed are typically optimized for predictive objectives such as clicks, applications, or hires, rather than job…

The problem of selection, storage, search and analysis of information about the state, functioning and interaction of elements of complex hierarchical network systems is considered. The principles of construction of information models of…

Physics and Society · Physics 2021-06-17 Olexandr Polishchuk , Mykhailo Yadzhak

High signal to noise ratio (SNR) consistency of model selection criteria in linear regression models has attracted a lot of attention recently. However, most of the existing literature on high SNR consistency deals with model order…

Machine Learning · Statistics 2017-03-13 Sreejith Kallummil , Sheetal Kalyani

We investigate the risk of overestimating the performance gain when applying neural network based receivers in systems with pseudo random bit sequences or with limited memory depths, resulting in repeated short patterns. We show that with…

Information Theory · Computer Science 2017-09-29 Tobias A. Eriksson , Henning Bülow , Andreas Leven

Throughput and energy efficiency in 3-way relay channels are studied in this paper. Unlike previous contributions, we consider a circular message exchange. First, an outer bound and achievable sum rate expressions for different relaying…

Information Theory · Computer Science 2015-10-02 Bho Matthiesen , Alessio Zappone , Eduard A. Jorswieck

Sequential Recommender Systems (SRSs) are a popular type of recommender system that learns from a user's history to predict the next item they are likely to interact with. However, user interactions can be affected by noise stemming from…

Information Retrieval · Computer Science 2024-04-18 Andrea Bacciu , Federico Siciliano , Nicola Tonellotto , Fabrizio Silvestri

Relay nodes are used to improve the throughput, delay and reliability performance of energy harvesting networks by assisting both energy and information transfer between information nodes and access point. Previous studies on radio…

Networking and Internet Architecture · Computer Science 2020-02-04 Aysun Gurur Onalan , Elif Dilek Salik , Sinem Coleri

User cooperation although improves performance of wireless systems, it requires incentives for the potential cooperating nodes to spend their energy acting as relays. Moreover, these potential relays are better informed than the source…

Networking and Internet Architecture · Computer Science 2013-04-30 Ziaul Hasan , Vijay K. Bhargava
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