English
Related papers

Related papers: Physics-driven AI for Channel Estimation in Cellul…

200 papers

In this contribution, models of wireless channels are derived from the maximum entropy principle, for several cases where only limited information about the propagation environment is available. First, analytical models are derived for the…

Information Theory · Computer Science 2007-07-13 M. Guillaud , M. Debbah , A. L. Moustakas

Physics-informed neural networks (PINNs) offer a powerful framework for seismic wavefield modeling, yet they typically require time-consuming retraining when applied to different velocity models. Moreover, their training can suffer from…

Geophysics · Physics 2025-06-03 Shijun Cheng , Tariq Alkhalifah

Ensuring a reliable communication in wireless networks strictly depends on the effective estimation of the link quality, which is particularly challenging when propagation environment for radio signals significantly varies. In such…

Networking and Internet Architecture · Computer Science 2021-04-19 Gregor Cerar , Halil Yetgin , Mihael Mohorčič , Carolina Fortuna

Strong generative models can accurately learn channel distributions. This could save recurring costs for physical measurements of the channel. Moreover, the resulting differentiable channel model supports training neural encoders by…

Information Theory · Computer Science 2024-06-12 Muah Kim , Rick Fritschek , Rafael F. Schaefer

Human decision making behavior is observed with choice-response time data during psychological experiments. Drift-diffusion models of this data consist of a Wiener first-passage time (WFPT) distribution and are described by cognitive…

Neurons and Cognition · Quantitative Biology 2022-08-18 Qinhua Jenny Sun , Khuong Vo , Kitty Lui , Michael Nunez , Joachim Vandekerckhove , Ramesh Srinivasan

Complete awareness of the wireless environment, crucial for future intelligent networks, requires sensing all transmitted signals, not just the strongest. A fundamental barrier is estimating the target signal when it is buried under strong…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Bowen Li , Junting Chen , Nikolaos Pappas

We present the first foundational AI model for universal physics simulation that learns physical laws directly from boundary-condition data without requiring a priori equation encoding. Traditional physics-informed neural networks (PINNs)…

Machine Learning · Computer Science 2025-07-15 Bradley Camburn

Distance-based attenuation is a critical aspect of wireless communications. As opposed to the ubiquitous power-law path loss model, this paper proposes a stretched exponential path loss model that is suitable for short-range communication.…

Information Theory · Computer Science 2017-11-22 Ahmad AlAmmouri , Jeffrey G. Andrews , François Baccelli

Reconfigurable intelligent surface (RIS)-assisted communications is one of the promising candidates for next generation wireless networks by controlling the propagation environment dynamically. In this study, a channel modeling strategy for…

Information Theory · Computer Science 2021-11-03 Fatih Kilinc , Ibrahim Yildirim , Ertugrul Basar

In this paper, the problem of dynamic spectrum sensing and aggregation is investigated in a wireless network containing N correlated channels, where these channels are occupied or vacant following an unknown joint 2-state Markov model. At…

Signal Processing · Electrical Eng. & Systems 2020-07-29 Yunzeng Li , Wensheng Zhang , Cheng-Xiang Wang , Jian Sun , Yu Liu

Interactive, immersive and critical applications demand ultra-reliable low-latency communication (URLLC). To build wireless communication systems that can support these applications, understanding the characteristics of the wireless medium…

Information Theory · Computer Science 2018-06-25 Vasuki Narasimha Swamy , Paul Rigge , Gireeja Ranade , Borivoje Nikolic , Anant Sahai

Accurate modeling of time-varying underwater acoustic channels is essential for the design, evaluation, and deployment of reliable underwater communication systems. Conventional physics models require detailed environmental knowledge, while…

Sound · Computer Science 2025-12-15 Kexin Li , Mandar Chitre

The "near-field" propagation modeling of wireless channels is necessary to support sixth-generation (6G) technologies, such as intelligent reflecting surface (IRS), that are enabled by large aperture antennas and higher frequency carriers.…

Information Theory · Computer Science 2024-03-12 Navneet Agrawal , Ehsan Tohidi , Renato L. G. Cavalcante , Sławomir Stańczak

Low altitude uncrewed aerial vehicles (UAVs) are expected to facilitate the development of aerial-ground integrated intelligent transportation systems and unlocking the potential of the emerging low-altitude economy. However, several…

Networking and Internet Architecture · Computer Science 2025-07-29 Zhang Liu , Lianfen Huang , Zhibin Gao , Xianbin Wang , Dusit Niyato , Xuemin , Shen

By deploying machine-learning algorithms at the network edge, edge learning can leverage the enormous real-time data generated by billions of mobile devices to train AI models, which enable intelligent mobile applications. In this emerging…

Information Theory · Computer Science 2019-03-20 Dongzhu Liu , Guangxu Zhu , Jun Zhang , Kaibin Huang

We provide a simple and accurate analytical model for multi-cell infrastructure IEEE 802.11 WLANs. Our model applies if the cell radius, $R$, is much smaller than the carrier sensing range, $R_{cs}$. We argue that, the condition $R_{cs} >>…

Networking and Internet Architecture · Computer Science 2009-03-14 Manoj K. Panda , Anurag Kumar

This paper presents a reinforcement learning (RL) based approach to improve the physical layer security (PLS) of an underlay cognitive radio network (CRN) over cascaded channels. These channels are utilized in highly mobile networks such as…

Emerging Technologies · Computer Science 2025-07-10 Deemah H. Tashman , Soumaya Cherkaoui , Walaa Hamouda

Enhancing the sustainability and efficiency of wireless sensor networks (WSN) in dynamic and unpredictable environments requires adaptive communication and energy harvesting strategies. We propose a novel adaptive control strategy for WSNs…

Systems and Control · Electrical Eng. & Systems 2026-02-20 Hossein Mohammadi Firouzjaei , Rafaela Scaciota , Sumudu Samarakoon

Machine learning models are increasingly deployed in wireless networks with stringent performance requirements. However, dynamic propagation environments and fluctuating traffic densities introduce concept drift, which complicates the…

Networking and Internet Architecture · Computer Science 2026-04-15 Oscar Stenhammar , Gábor Fodor , Carlo Fischione

The rules governing the availability and quality of connections in a wireless network are described by physical models such as the signal-to-interference & noise ratio (SINR) model. For a collection of simultaneously transmitting stations…

Networking and Internet Architecture · Computer Science 2008-12-10 Chen Avin , Yuval Emek , Erez Kantor , Zvi Lotker , David Peleg , Liam Roditty
‹ Prev 1 8 9 10 Next ›