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Integrated artificial intelligence (AI) and communication has been recognized as a key pillar of 6G and beyond networks. In line with AI-native 6G vision, explainability and robustness in AI-driven systems are critical for establishing…

Signal Processing · Electrical Eng. & Systems 2025-01-31 Nasir Khan , Asmaa Abdallah , Abdulkadir Celik , Ahmed M. Eltawil , Sinem Coleri

Deep learning (DL) methods have been shown to improve the performance of several use cases for the fifth-generation (5G) New radio (NR) air interface. In this paper we investigate user equipment (UE) positioning using the channel state…

Signal Processing · Electrical Eng. & Systems 2024-08-29 Anastasios Foliadis , Mario H. Castañeda , Richard A. Stirling-Gallacher , Reiner S. Thomä

Beamforming (BF) is essential for enhancing system capacity in fifth generation (5G) and beyond wireless networks, yet exhaustive beam training in ultra-massive multiple-input multiple-output (MIMO) systems incurs substantial overhead. To…

Signal Processing · Electrical Eng. & Systems 2026-02-11 Yanliang Jin , Yunfan Li , Jiang Jun , Yuan Gao , Shengli Liu , Jianbo Du , Zhaohui Yang , Shugong Xu

In many sequential tasks, a model needs to remember relevant events from the distant past to make correct predictions. Unfortunately, a straightforward application of gradient based training requires intermediate computations to be stored…

Machine Learning · Computer Science 2023-08-14 Artyom Sorokin , Nazar Buzun , Leonid Pugachev , Mikhail Burtsev

Channel knowledge map (CKM) emerges as a promising framework to acquire location-specific channel information without consuming wireless resources, creating new horizons for advanced wireless network design and optimization. Despite its…

Information Theory · Computer Science 2025-12-01 Xu Shi , Haohan Wang , Yashuai Cao , Hengyu Zhang , Sufang Yang , Jintao Wang

The dense and distributed deployment of sub-THz radio units (RUs) alongside sub-10 GHz access point (AP) is a promising approach to provide high data rate and reliable coverage for future 6G applications. However, beam search or RU…

Signal Processing · Electrical Eng. & Systems 2025-07-15 Nishant Gupta , Muris Sarajlic , Erik G. Larsson

Most research in the area of machine learning-based user beam selection considers a structure where the model proposes appropriate user beams. However, this design requires a specific model for each user-device beam codebook, where a model…

Signal Processing · Electrical Eng. & Systems 2022-11-23 Sajad Rezaie , João Morais , Ahmed Alkhateeb , Carles Navarro Manchón

Time series prediction can be generalized as a process that extracts useful information from historical records and then determines future values. Learning long-range dependencies that are embedded in time series is often an obstacle for…

Neural and Evolutionary Computing · Computer Science 2018-10-25 Yuxiu Hua , Zhifeng Zhao , Rongpeng Li , Xianfu Chen , Zhiming Liu , Honggang Zhang

Beam alignment is required in millimeter wave communication to ensure high data rate transmission. However, with narrow beamwidth in massive MIMO, beam alignment could be computationally intensive due to the large number of beam pairs to be…

Signal Processing · Electrical Eng. & Systems 2019-07-05 Orikumhi Igbafe , Jeongwan Kang , Henk Wymeersch , Sunwoo Kim

The increasing complexity of configuring cellular networks suggests that machine learning (ML) can effectively improve 5G technologies. Deep learning has proven successful in ML tasks such as speech processing and computational vision, with…

Signal Processing · Electrical Eng. & Systems 2021-06-11 Aldebaro Klautau , Pedro Batista , Nuria Gonzalez-Prelcic , Yuyang Wang , Robert W. Heath

To address the issues of high interruption time and measurement report overhead under user equipment (UE) mobility especially in high speed 5G use cases the use of AI/ML techniques (AI/ML beam management and mobility procedures) have been…

Signal Processing · Electrical Eng. & Systems 2026-05-13 Mannam Veera Narayana , Rohit Singh , Deepa M. R , Radha Krishna Ganti

Near-field beamfocusing enabled by extremely large-aperture arrays (ELAA) is a promising 6G technique for massive connectivity and high spectrum efficiency. While beamfocusing concentrates energy at an intended user, the radiated field…

Information Theory · Computer Science 2026-05-26 Shima Mashhadi , Tiep M. Hoang , Alireza Vahid

We present DeepIA, a deep neural network (DNN) framework for enabling fast and reliable initial access for AI-driven beyond 5G and 6G millimeter (mmWave) networks. DeepIA reduces the beam sweep time compared to a conventional exhaustive…

Networking and Internet Architecture · Computer Science 2021-01-07 Tarun S. Cousik , Vijay K. Shah , Tugba Erpek , Yalin E. Sagduyu , Jeffrey H. Reed

In future 6G communication systems, large-scale antenna arrays promise enhanced signal strength and spatial resolution, but they also increase the complexity of beam training. Moreover, as antenna counts grow and carrier wavelengths shrink,…

Information Theory · Computer Science 2025-09-22 Ran Li , Ziyi Xu , Ying-Jun Angela Zhang

The world is moving towards faster data transformation with more efficient localization of a user being the preliminary requirement. This work investigates the use of a deep learning technique for wireless localization, considering both…

Signal Processing · Electrical Eng. & Systems 2020-03-02 Udita Bhattacherjee , Chethan Kumar Anjinappa , LoyCurtis Smith , Ender Ozturk , Ismail Guvenc

Beam training and prediction in millimeter-wave communications are highly challenging due to fast time-varying channels and sensitivity to blockages and mobility. In this context, infrastructure-mounted cameras can capture rich…

Signal Processing · Electrical Eng. & Systems 2026-01-29 Mengyuan Ma , Nhan Thanh Nguyen , Nir Shlezinger , Yonina C. Eldar , Markku Juntti

We develop a deep learning approach to predicting a set of ventilator parameters for a mechanically ventilated septic patient using a long and short term memory (LSTM) recurrent neural network (RNN) model. We focus on short-term predictions…

Quantitative Methods · Quantitative Biology 2022-02-23 Zhijun Zeng , Zhen Hou , Ting Li , Lei Deng , Jianguo Hou , Xinran Huang , Jun Li , Meirou Sun , Yunhan Wang , Qiyu Wu , Wenhao Zheng , Hua Jiang , Qi Wang

This paper proposes a deep learning approach to a class of active sensing problems in wireless communications in which an agent sequentially interacts with an environment over a predetermined number of time frames to gather information in…

Information Theory · Computer Science 2022-02-10 Foad Sohrabi , Tao Jiang , Wei Cui , Wei Yu

This paper presents DeepIA, a deep learning solution for faster and more accurate initial access (IA) in 5G millimeter wave (mmWave) networks when compared to conventional IA. By utilizing a subset of beams in the IA process, DeepIA removes…

Signal Processing · Electrical Eng. & Systems 2020-06-24 Tarun S. Cousik , Vijay K. Shah , Jeffrey H. Reed , Tugba Erpek , Yalin E. Sagduyu

In this paper, we discuss a handover management scheme for Next Generation Self-Organized Networks. We propose to extract experience from full protocol stack data, to make smart handover decisions in a multi-cell scenario, where users move…

Networking and Internet Architecture · Computer Science 2020-06-12 Zoraze Ali , Marco Miozzo , Lorenza Giupponi , Paolo Dini , Stojan Denic , Stavroula Vassaki