English
Related papers

Related papers: Hubbard-Stratonovich Detector for Simple Trainable…

200 papers

Deep neural networks (DNNs) were shown to facilitate the operation of uplink multiple-input multiple-output (MIMO) receivers, with emerging architectures augmenting modules of classic receiver processing. Current designs consider static…

Information Theory · Computer Science 2024-08-23 Tomer Raviv , Nir Shlezinger

Edge detection has attracted considerable attention thanks to its exceptional ability to enhance performance in downstream computer vision tasks. In recent years, various deep learning methods have been explored for edge detection tasks…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Lei Xu , Mehmet Yamac , Mete Ahishali , Moncef Gabbouj

THz band enabled large scale massive MIMO (M-MIMO) is considered as a key enabler for the 6G technology, given its enormous bandwidth and for its low latency connectivity. In the large-scale M-MIMO configuration, enlarged array aperture and…

Information Theory · Computer Science 2024-09-26 Pulok Tarafder , Imtiaz Ahmed , Danda B. Rawat , Ramesh Annavajjala , Kumar Vijay Mishra

A reconfigurable intelligent surface (RIS) is a nearly-passive flat layer made of inexpensive elements that can add a tunable phase shift to the impinging electromagnetic wave and are controlled by a low-power electronic circuit. This paper…

Signal Processing · Electrical Eng. & Systems 2022-05-04 Stefano Buzzi , Emanuele Grossi , Marco Lops , Luca Venturino

The D-band offering an untapped wide bandwidth is promising for high data rate communication and high-resolution wireless sensing. However, these potentials are hindered by the low performance and energy efficiency of the D-band circuits…

Signal Processing · Electrical Eng. & Systems 2025-12-15 Subbarao Korlapati , Reza Nikandish

In this paper, we propose a novel method for efficient implementation of a massive Multiple-Input Multiple-Output (massive MIMO) system with Frequency Division Duplexing (FDD) operation. Our main objective is to reduce the large overhead…

Information Theory · Computer Science 2017-10-24 Mahdi Barzegar Khalilsarai , Saeid Haghighatshoar , Xinping Yi , Giuseppe Caire

Sparsely spread code division multiple access (SCDMA) is a promising non-orthogonal multiple access technique for future wireless communications. In this paper, we propose a novel trainable multiuser detector called sparse trainable…

Information Theory · Computer Science 2019-10-24 Satoshi Takabe , Yuki Yamauchi , Tadashi Wadayama

Intelligent reflecting surfaces (IRS) have been proposed in millimeter wave (mmWave) and terahertz (THz) systems to achieve both coverage and capacity enhancement, where the design of hybrid precoders, combiners, and the IRS typically…

Information Theory · Computer Science 2023-05-31 Shuntian Zheng , Sheng Wu , Chunxiao Jiang , Wei Zhang , Xiaojun Jing

A full replacement of the existing muon trigger system in the CMS (Compact Muon Solenoid) detector is planned for operating at the maximum instantaneous luminosities of about $5-7.5\times10^{34}$ cm$^{-2}$ s$^{-1}$ expected in HL-LHC (High…

Instrumentation and Detectors · Physics 2019-11-01 Silvia Goy López

Massive MIMO systems are seen by many researchers as a paramount technology toward next generation networks. This technology consists of hundreds of antennas that are capable of sending and receiving simultaneously a huge amount of data.…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-02-25 A. Dabah , H. Ltaief , Z. Rezki , M. -A. Arfaoui , M. -S. Alouini , D. Keyes

To improve the efficiency of scarce radio-frequency (RF) resources in next-generation wireless systems, an intelligent transceiver architecture based on stacked intelligent metasurfaces (SIM) has recently emerged, where multiple…

Information Theory · Computer Science 2026-05-11 Muhammad Ibrahim , Amine Mezghani , Ekram Hossain

With the applicability of optical fiber-based distributed acoustic sensing (DAS) systems, effective signal processing and analysis approaches are needed to promote its popularization in the field of intelligent transportation systems (ITS).…

Signal Processing · Electrical Eng. & Systems 2025-06-19 Linlin Wang , Wei Wang , Dezhao Wang , Shanwen Wang

Optimal symbol detection in multiple-input multiple-output (MIMO) systems is known to be an NP-hard problem. Hence, the objective of any detector of practical relevance is to get reasonably close to the optimal solution while keeping the…

Signal Processing · Electrical Eng. & Systems 2022-02-25 Nicolas Zilberstein , Chris Dick , Rahman Doost-Mohammady , Ashutosh Sabharwal , Santiago Segarra

Accurate channel state information (CSI) prediction is crucial for next-generation multiple-input multiple-output (MIMO) communication systems. Classical prediction methods often become inefficient for high-dimensional and rapidly…

Information Theory · Computer Science 2026-03-17 Irina Kopnina , Dmitry Artemasov , Sergey Matveev

Holographic multiple-input multiple-output (HMIMO) is a potential technique for improving spectral efficiency (SE) while maintaining low hardware cost and power consumption. Although conventional alternating optimization (AO) methods are…

Signal Processing · Electrical Eng. & Systems 2026-01-29 Shiyong Chen , Shengqian Han

Massive grant-free transmission and cell-free wireless communication systems have emerged as pivotal enablers for massive machine-type communication. This paper proposes a deep-unfolding-based joint activity and data detection (DU-JAD)…

Information Theory · Computer Science 2024-02-29 Gangle Sun , Wenjin Wang , Wei Xu , Christoph Studer

Multiple-input multiple-output (MIMO) signaling is one of the key technologies of current mobile communication systems. However, the complex and expensive radio frequency (RF) chains have always limited the increase of MIMO scale. In this…

Information Theory · Computer Science 2021-12-21 Xiangyu Chen , Jun Chen Ke , Wankai Tang , Ming Zheng Chen , Jun Yan Dai , Ertugrul Basar , Shi Jin , Qiang Cheng , Tie Jun Cui

For millimeter-wave (mmWave) massive MIMO systems, the codebook-based analog beamforming (including transmit precoding and receive combining) is usually used to compensate the severe attenuation of mmWave signals. However, conventional…

Information Theory · Computer Science 2015-07-17 Xinyu Gao , Linglong Dai , Chau Yuen , Zhaocheng Wang

We propose a soft-output detection scheme for Multiple-Input-Multiple-Output (MIMO) systems. The detector employs Markov Chain Monte Carlo method to compute bit reliabilities from the signals received and is thus suited for coded MIMO…

General Literature · Computer Science 2007-05-23 V. Sundaram , K. P. N. Murthy

It is well-known that the problem of finding the optimal beamformers in massive multiple-input multiple-output (MIMO) networks is challenging because of its non-convexity, and conventional optimization based algorithms suffer from high…

Information Theory · Computer Science 2020-11-10 Minghe Zhu , Tsung-Hui Chang , Mingyi Hong