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Related papers: Optimal Rate Sampling in 802.11 Systems

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In this paper, we explore the integration of two revolutionary technologies, reconfigurable intelligent surfaces (RISs) and orthogonal time frequency space (OTFS) modulation, to enhance high-speed wireless communications. We introduce a…

Information Theory · Computer Science 2024-04-15 Mohamad H. Dinan , Arman Farhang

Rate-Splitting Multiple Access (RSMA) is a flexible and robust multiple access scheme for downlink multi-antenna wireless networks. RSMA relies on Rate-Splitting (RS) at the transmitter and Successive Interference Cancellation (SIC) at the…

Information Theory · Computer Science 2021-08-13 Onur Dizdar , Yijie Mao , Yunnuo Xu , Peiying Zhu , Bruno Clerckx

In 802.11 WLANs, adapting the contention parameters to network conditions results in substantial performance improvements. Even though the ability to change these parameters has been available in standard devices for years, so far no…

Networking and Internet Architecture · Computer Science 2014-02-19 Pablo Serrano , Paul Patras , Andrea Mannocci , Vincenzo Mancuso , Albert Banchs

Rate-Splitting Multiple Access (RSMA) is a key enabling technique for sixth-generation (6G) wireless systems due to its powerful interference management, and Reconfigurable Intelligent Surface (RIS) improves communication performance by…

Information Theory · Computer Science 2026-03-11 Mingyu Hu , Nan Liu , Wei Kang

This paper provides proofs of the rate stability, Harris recurrence, and epsilon-optimality of CSMA algorithms where the backoff parameter of each node is based on its backlog. These algorithms require only local information and are easy to…

Information Theory · Computer Science 2009-07-08 Libin Jiang , Devavrat Shah , Jinwoo Shin , Jean Walrand

Aligning generative real-world image super-resolution models with human visual preference is challenging due to the perception--fidelity trade-off and diverse, unknown degradations. Prior approaches rely on offline preference optimization…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Shijie Zhao , Xuanyu Zhang , Bin Chen , Weiqi Li , Qunliang Xing , Kexin Zhang , Yan Wang , Junlin Li , Li Zhang , Jian Zhang , Tianfan Xue

In order to deal with the recent rapid increase in Internet traffic, a transmission technology is required to enable the efficient use of the optical fiber spectrum while offering flexibility in network bandwidth. To meet these challenges,…

Networking and Internet Architecture · Computer Science 2020-02-11 Lucas R. Costa , André C. Drummond

Recent optical flow estimation methods often employ local cost sampling from a dense all-pairs correlation volume. This results in quadratic computational and memory complexity in the number of pixels. Although an alternative…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Karlis Martins Briedis , Markus Gross , Christopher Schroers

Most current sampling algorithms for high-dimensional distributions are based on MCMC techniques and are approximate in the sense that they are valid only asymptotically. Rejection sampling, on the other hand, produces valid samples, but is…

Artificial Intelligence · Computer Science 2012-07-04 Marc Dymetman , Guillaume Bouchard , Simon Carter

Optical wireless communication (OWC) is envisioned as one of the main enabling technologies of 6G networks, complementing radio frequency (RF) systems to provide high data rates. One of the crucial issues in indoor OWC is service…

Systems and Control · Electrical Eng. & Systems 2024-09-10 Ahrar N. Hamad , Ahmad Adnan Qidan , Taisir E. H. Elgorashi , Jaafar M. H. Elmirghani

In IEEE 802.11, load balancing algorithms (LBA) consider only the associated stations to balance the load of the available access points (APs). However, although the APs are balanced, it causes a bad situation if the AP has a lower signal…

Performance · Computer Science 2009-08-31 Hamdi Salah , Soudani Adel , Tourki Rached

In this paper, we consider non-contiguous wideband spectrum sensing (WSS) for spectrum characterization and allocation in next generation heterogeneous networks. The proposed WSS consists of sub-Nyquist sampling and digital reconstruction…

Signal Processing · Electrical Eng. & Systems 2018-09-18 Himani Joshi , Sumit J Darak , A Anil Kumar , Rohit Kumar

Reconfigurable distributed antennas and reflecting surface (RDARS) has emerged as a promising architecture for communication and sensing performance enhancement. In particular, the new selection gain can be achieved by leveraging the…

Signal Processing · Electrical Eng. & Systems 2026-03-13 Chengwang Ji , Haiquan Lu , Qiaoyan Peng , Jintao Wang , Shaodan Ma

Routing and Spectrum Assignment (RSA) represents a significant challenge within Elastic Optical Networks (EONs), particularly in dynamic traffic scenarios where the network undergoes continuous changes. Integrating multiple modulation…

Networking and Internet Architecture · Computer Science 2024-11-20 M Jyothi Kiran , Venkatesh Chebolu , Goutam Das , Raja Datta

The challenge of optimal Routing and Spectrum Assignment (RSA) is significant in Elastic Optical Networks. Integrating adaptive modulation formats into the RSA problem - Routing, Modulation Level, and Spectrum Assignment - broadens…

Networking and Internet Architecture · Computer Science 2024-04-23 M Jyothi Kiran , Venkatesh Chebolu , Goutam Das , Raja Datta

This paper explores a joint optimization of transmit power allocation and radiation coefficients in a downlink Pinching Antenna SyStem (PASS) employing Non-Orthogonal Multiple Access (NOMA). By leveraging the PASS-enabled flexible channel…

Signal Processing · Electrical Eng. & Systems 2025-11-10 Nikoloz Vashakidze , Chadi Assi , Mohamed Elhattab , Ali Ghrayeb , Maurice J. Khabbaz

Due to an ever-increasing number of participants and new areas of application, the demands on mobile communications systems are continually increasing. In order to deliver higher data rates, enable mobility and guarantee QoS requirements of…

Networking and Internet Architecture · Computer Science 2024-01-29 Peter J. Gu , Johannes Voigt , Peter M. Rost

We consider the problem of scheduling packets of different lengths via a directed communication link prone to jamming errors. Dynamic packet arrivals and errors are modelled by an adversary. We focus on estimating relative throughput of…

Distributed, Parallel, and Cluster Computing · Computer Science 2013-10-21 Tomasz Jurdzinski , Dariusz R. Kowalski , Krzysztof Lorys

Recent research shows that integrating artificial intelligence (AI) into wireless communication systems can significantly improve spectral efficiency. However, most AI-based receiver studies rely on simulated radio channel data for both…

Signal Processing · Electrical Eng. & Systems 2025-02-05 Riku Luostari , Dani Korpi , Mikko Honkala , Janne M. J. Huttunen

In the context of satellite communications, random access (RA) methods can significantly increase throughput and reduce latency over the network. The recent RA methods are based on multi-user multiple access transmission at the same time…

Information Theory · Computer Science 2014-04-16 Karine Zidane , Jérôme Lacan , Marie-Laure Boucheret , Charly Poulliat