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In this paper, we derive the optimal centralized dynamic-time-division-duplex (D-TDD) scheme for a wireless network comprised of $K$ full-duplex nodes impaired by self-interference and additive white Gaussian noise. As a special case, we…

Information Theory · Computer Science 2020-02-07 Mohsen Mohammadkhani Razlighi , Nikola Zlatanov , Shiva Raj Pokhrel , Petar Popovski

In this paper, we investigate the issue of spectrum assignment in CRNs and examine various opportunistic spectrum access approaches proposed in the literature. We provide insight into the efficiency of such approaches and their ability to…

Networking and Internet Architecture · Computer Science 2016-05-10 Haythem Bany Salameh

The traditional Domain Name System (DNS) lacks fundamental features of security and privacy in its design. As concerns of privacy increased on the Internet, security and privacy enhancements of DNS have been actively investigated and…

Cryptography and Security · Computer Science 2024-04-24 Jun Kurihara , Takeshi Kubo

Relay-based cooperative communication has become a research focus in recent years because it can achieve diversity gain in wireless networks. In existing works, network coding and two-path relay are adopted to deal with the increase of…

Information Theory · Computer Science 2013-04-09 Hao Lu , Peilin Hong , Kaiping Xue

We propose a new method for opportunistic power control in multi-carrier interference channels for delay-tolerant data services. In doing so, we utilize a game theoretic framework with novel constraints, where each user tries to maximize…

Computer Science and Game Theory · Computer Science 2011-06-28 Mohammad R. Javan , Ahmad R. Sharafat

We consider a cooperative non-orthogonal multiple access (NOMA) network in which a full-duplex (FD) multi-antenna relay assists transmission from a base station (BS) to a set of far users with poor channel conditions, while at the same time…

Information Theory · Computer Science 2017-08-15 Zahra Mobini , Mohammadali Mohammadi , Himal A. Suraweera , Zhiguo Ding

Online multi-task learning (OMTL) enhances streaming data processing by leveraging the inherent relations among multiple tasks. It can be described as an optimization problem in which a single loss function is defined for multiple tasks.…

Machine Learning · Computer Science 2024-11-12 Ruiyu Li , Peilin Zhao , Guangxia Li , Zhiqiang Xu , Xuewei Li

Out-of-distribution detection (OOD) is a crucial technique for deploying machine learning models in the real world to handle the unseen scenarios. In this paper, we first propose a simple yet effective Neural Activation Prior (NAP) for OOD…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Weilin Wan , Weizhong Zhang , Quan Zhou , Fan Yi , Cheng Jin

We describe a non-cooperative interference alignment (IA) technique which allows an opportunistic multiple input multiple output (MIMO) link (secondary) to harmlessly coexist with another MIMO link (primary) in the same frequency band.…

Information Theory · Computer Science 2015-05-13 S. M. Perlaza , N. Fawaz , S. Lasaulce , M. Debbah

Out-of-distribution (OOD) detection is essential to prevent anomalous inputs from causing a model to fail during deployment. While improved OOD detection methods have emerged, they often rely on the final layer outputs and require a full…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Ziqian Lin , Sreya Dutta Roy , Yixuan Li

This paper focuses on energy recycling in full-duplex (FD) relaying multiple-input-multiple-output orthogonal frequency division multiplexing (OFDM) communication. The loop self-interference (SI) due to full-duplexing is seen as an…

Information Theory · Computer Science 2019-03-26 Ali A. Nasir , H. D. Tuan , T. Q. Duong , H. V. Poor

Deep neural networks (DNNs) for the semantic segmentation of images are usually trained to operate on a predefined closed set of object classes. This is in contrast to the "open world" setting where DNNs are envisioned to be deployed to.…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Robin Chan , Matthias Rottmann , Hanno Gottschalk

We introduce a distributed opportunistic scheduling (DOS) strategy, based on two pre-determined thresholds, for uplink $K$-cell networks with time-invariant channel coefficients. Each base station (BS) opportunistically selects a mobile…

Information Theory · Computer Science 2016-11-18 Won-Yong Shin , Dohyung Park , Bang Chul Jung

For enhancing transmission performance, privacy level and energy manipulating efficiency of wireless networks, this paper initiates a novel simultaneous wireless information and power transfer (SWIPT) full-duplex (FD) relaying protocol,…

Signal Processing · Electrical Eng. & Systems 2020-02-10 Yuanjian Li , Rui Zhao , Zhiqiao Nie , A. Hamid Aghvami

The ability of the deep learning model to recognize when a sample falls outside its learned distribution is critical for safe and reliable deployment. Recent state-of-the-art out-of-distribution (OOD) detection methods leverage activation…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Sudarshan Regmi

Opportunistic routing relies on the broadcast capability of wireless networks. It brings higher reliability and robustness in highly dynamic and/or severe environments such as mobile or vehicular ad-hoc networks (MANETs/VANETs). To reduce…

Networking and Internet Architecture · Computer Science 2023-06-19 Saeed Kaviani , Bo Ryu , Ejaz Ahmed , Deokseong Kim , Jae Kim , Carrie Spiker , Blake Harnden

Quantum networks are essential for advancing scalable quantum information processing. Quantum nonlocality sharing provides a crucial strategy for the resource-efficient recycling of quantum correlations, offering a promising pathway toward…

Quantum Physics · Physics 2025-12-16 Ming-Xiao Li , Yuqi Li , Rui-Bin Xu , Mo-Ran Zhu , Haitao Ma , Chang-Yue Zhang , Zhu-Jun Zheng

This paper considers a relay-assisted bidirectional cellular network where the base station (BS) communicates with each mobile station (MS) using OFDMA for both uplink and downlink. The goal is to improve the overall system performance by…

Information Theory · Computer Science 2010-09-03 Yuan Liu , Meixia Tao , Bin Li , Hui Shen

In opportunistic networks, the use of social metrics (e.g., degree, closeness and betweenness centrality) of human mobility network, has recently been shown to be an effective solution to improve the performance of opportunistic forwarding…

Networking and Internet Architecture · Computer Science 2017-09-26 Peiyan Yuan , Huadong Ma , Xiang-Yang Li , Shaojie Tang , Xufei Mao

We consider a full-duplex (FD) decode-and-forward system in which the time-switching protocol is employed by the multi-antenna relay to receive energy from the source and transmit information to the destination. The instantaneous throughput…

Information Theory · Computer Science 2016-11-17 Mohammadali Mohammadi , Batu K. Chalise , Himal A. Suraweera , Caijun Zhong , Gan Zheng , Ioannis Krikidis