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Holographic multiple-input multiple-output (HMIMO) communication systems utilize spatially-constrained massive MIMO arrays containing large numbers of antennas with sub-wavelength spacing, and have emerged as a promising candidate…

Information Theory · Computer Science 2023-04-18 Sarah Bahanshal , Qurrat-Ul-Ain Nadeem , Md. Jahangir Hossain

Energy efficiency (EE) plays a key role in future wireless communication network and it is easily to achieve high EE performance in low SNR regime. In this paper, a new high EE scheme is proposed for a MIMO wireless communication system…

Information Theory · Computer Science 2022-01-31 Kang Liu , Zaichen Zhang , Jian Dang , Liang Wu , Bingchen Zhu , Lei Wang , Chuan Zhang

This work presents a new approach for detection and exclusion (or de-weighting) of pseudo-range measurements from the Global Navigation Satellite System (GNSS) in order to improve the accuracy of single-epoch positioning, which is an…

Signal Processing · Electrical Eng. & Systems 2023-06-12 Ibrahim Sbeity , Christophe Villien , Christophe Combettes , Benoît Denis , E Veronica Belmega , Marwa Chafii

Existing unsupervised methods have addressed the challenges of inconsistent paired data and tedious acquisition of ground-truth labels in shadow removal tasks. However, GAN-based training often faces issues such as mode collapse and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Ziqi Zeng , Chen Zhao , Weiling Cai , Chenyu Dong

The security of spatial modulation (SM) aided networks can always be improved by reducing the desired link's power at the cost of degrading its bit error ratio performance and assuming the power consumed to artificial noise (AN) projection…

Signal Processing · Electrical Eng. & Systems 2019-05-27 Guiyang Xia , Yan Lin , Tingting Liu , Feng Shu , Lajos Hanzo

Massive multiple-input-multiple-output (M-MIMO) is a key technology for 5G networks. Within this research area, new types of deployment are arising, such as the extremely-large regime (XL- MIMO), where the antenna array at the base station…

Signal Processing · Electrical Eng. & Systems 2020-09-08 Gabriel Avanzi Ubiali , Taufik Abrão

In this work, a heterogeneous set of wireless devices sharing a common access point collaborates to perform a set of tasks. Using the Map-Reduce distributed computing framework, the tasks are optimally distributed amongst the nodes with the…

Signal Processing · Electrical Eng. & Systems 2019-03-07 Antoine Paris , Hamed Mirghasemi , Ivan Stupia , Luc Vandendorpe

In this paper, we propose a new technique for the future fifth generation cellular network wireless backhauling. We show that hundreds of bits per second per Hertz (bits per second per Hz) of spectral efficiency can be attained at a high…

Adversarial attacks present a critical challenge to deep neural networks' robustness, particularly in transfer scenarios across different model architectures. However, the transferability of adversarial attacks faces a fundamental dilemma…

Machine Learning · Computer Science 2025-11-04 Zenghao Niu , Weicheng Xie , Siyang Song , Zitong Yu , Feng Liu , Linlin Shen

Designing a cost-effective sensor placement plan for sewage surveillance is a crucial task because it allows cost-effective early pandemic outbreak detection as supplementation for individual testing. However, this problem is…

Computers and Society · Computer Science 2024-09-26 Sunyu Wang , Yutong Xia , Huanfa Chen , Xinyi Tong , Yulun Zhou

This letter investigates the weighted sum rate maximization problem in movable antenna (MA)-enhanced systems. To reduce the computational complexity, we transform it into a more tractable weighted minimum mean square error (WMMSE) problem…

Information Theory · Computer Science 2024-04-16 Biqian Feng , Yongpeng Wu , Xiang-Gen Xia , Chengshan Xiao

This paper proposes a learning aided gradient descent (LAGD) algorithm to solve the weighted sum rate (WSR) maximization problem for multiple-input single-output (MISO) beamforming. The proposed LAGD algorithm directly optimizes the…

Signal Processing · Electrical Eng. & Systems 2022-07-26 Zhixiong Yang , Jing-Yuan Xia , Junshan Luo , Shuanghui Zhang , Deniz Gündüz

The paper investigates the weighted sum-rate maximization (WSRM) problem with latent interfering sources outside the known network, whose power allocation policy is hidden from and uncontrollable to optimization. The paper extends the…

Information Theory · Computer Science 2023-01-25 Lei You

To meet the stringent requirements of next-generation wireless networks, multiple-input multiple-output (MIMO) technology is expected to become massive and pervasive. Unfortunately, this could pose scalability issues in terms of complexity,…

Signal Processing · Electrical Eng. & Systems 2025-06-03 Davide Dardari

The sky-averaged cosmological 21 cm signal can improve our understanding of the evolution of the early Universe from the Dark Age to the end of the Epoch of Reionization. Although the EDGES experiment reported an absorption profile of this…

Instrumentation and Methods for Astrophysics · Physics 2023-12-05 O. A. Restrepo , F. I. Lucero , G. Chaparro , R. Rodríguez , F. Pizarro , R. Bustos , M. Díaz , F. P. Mena

The problem of relevant and diverse subset selection has a wide range of applications, including recommender systems and retrieval-augmented generation (RAG). For example, in recommender systems, one is interested in selecting relevant…

Machine Learning · Computer Science 2026-03-10 Vu Nguyen , Andrey Kan

Recent advances have shown that satellite communication (SatCom) will be an important enabler for next generation terrestrial networks as it can provide numerous advantages, including global coverage, high speed connectivity, reliability,…

Signal Processing · Electrical Eng. & Systems 2021-02-02 Eylem Erdogan , Ibrahim Altunbas , Gunes Kurt , Michel Bellemare , Guillaume Lamontagne , Halim Yanikomeroglu

Both antenna selection and spatial modulation allow for low-complexity MIMO transmitters when the number of RF chains is much lower than the number of transmit antennas. In this manuscript, we present a quantitative performance comparison…

Information Theory · Computer Science 2019-04-04 Bernhard Gäde , Ali Bereyhi , Saba Asaad , Ralf R. Müller

We consider the Maximum-weight Matching (MWM) problem in the streaming sliding window model of computation. In this model, the input consists of a sequence of weighted edges on a given vertex set $V$ of size $n$. The objective is to…

Data Structures and Algorithms · Computer Science 2023-01-11 Cezar-Mihail Alexandru , Pavel Dvořák , Christian Konrad , Kheeran K. Naidu

The rate loss is an important issue for multi-user beamspace multiple-input multiple-output (MIMO) millimeter-wave systems. In such systems, multi-cluster channel propagation leads as a function of the quantization error and, as a result,…

Signal Processing · Electrical Eng. & Systems 2019-04-18 Md. Abdul Latif Sarker , Md. Fazlul Kader , Dong Seog Han
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