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Inspired by the remarkable learning and prediction performance of deep neural networks (DNNs), we apply one special type of DNN framework, known as model-driven deep unfolding neural network, to reconfigurable intelligent surface…

信号处理 · 电气工程与系统科学 2021-12-06 Jiguang He , Henk Wymeersch , Marco Di Renzo , Markku Juntti

This letter presents the first work introducing a deep learning (DL) framework for channel estimation in large intelligent surface (LIS) assisted massive MIMO (multiple-input multiple-output) systems. A twin convolutional neural network…

信号处理 · 电气工程与系统科学 2020-09-11 Ahmet M. Elbir , A Papazafeiropoulos , P. Kourtessis , S. Chatzinotas

Resource allocation is of great importance in the next generation wireless communication systems, especially for cognitive radio networks (CRNs). Many resource allocation strategies have been proposed to optimize the performance of CRNs.…

信息论 · 计算机科学 2018-07-17 Fuhui Zhou , Xiongjian Zhang , Rose Qingyang Hu , Apostolos Papathanassiou , Weixiao Meng

Deep neural network (DNN) models have demonstrated impressive performance in various domains, yet their application in cognitive neuroscience is limited due to their lack of interpretability. In this study we employ two structurally…

信号处理 · 电气工程与系统科学 2024-09-04 Murat Kucukosmanoglu , Javier O. Garcia , Justin Brooks , Kanika Bansal

In this paper, a deep learning (DL) framework for the optimization of the resource allocation in multi-channel cellular systems with device-to-device (D2D) communication is proposed. Thereby, the channel assignment and discrete transmit…

信息论 · 计算机科学 2020-11-26 Woongsup Lee , Robert Schober

Recently, analog compute-in-memory (CIM) architectures based on emerging analog non-volatile memory (NVM) technologies have been explored for deep neural networks (DNN) to improve energy efficiency. Such architectures, however, leverage…

信号处理 · 电气工程与系统科学 2020-08-07 Zhe Wan , Tianyi Wang , Yiming Zhou , Subramanian S. Iyer , Vwani P. Roychowdhury

We propose a new approach, called as functional deep neural network (FDNN), for classifying multi-dimensional functional data. Specifically, a deep neural network is trained based on the principle components of the training data which shall…

机器学习 · 统计学 2022-05-19 Shuoyang Wang , Guanqun Cao , Zuofeng Shang

Indoor localization is of particular interest due to its immense practical applications. However, the rich multipath and high penetration loss of indoor wireless signal propagation make this task arduous. Though recently studied…

信号处理 · 电气工程与系统科学 2019-08-07 Guojun Xiong , Taejoon Kim , Erik Perrins

Accurate estimation of DL CSI is required to achieve high spectrum and energy efficiency in massive MIMO systems. Previous works have developed learning-based CSI feedback framework within FDD systems for efficient CSI encoding and recovery…

信息论 · 计算机科学 2022-01-11 Yu-Chien Lin , Ta-Sung Lee , Zhi Ding

Deep learning has been widely applied for the channel state information (CSI) feedback in frequency division duplexing (FDD) massive multiple-input multiple-output (MIMO) system. For the typical supervised training of the feedback model,…

信息论 · 计算机科学 2022-07-26 Boyuan Zhang , Haozhen Li , Xin Liang , Xinyu Gu , Lin Zhang

Accurate indoor positioning for wireless communication systems represents an important step towards enhanced reliability and security, which are crucial aspects for realizing Industry 4.0. In this context, this paper presents an…

信号处理 · 电气工程与系统科学 2023-06-07 Ivo Bizon , Zhongju Li , Ahmad Nimr , Marwa Chafii , Gerhard P. Fettweis

Accurate channel state information (CSI) is critical to the performance of wireless communication systems, especially with the increasing scale and complexity introduced by 5G and future 6G technologies. While artificial intelligence (AI)…

信息论 · 计算机科学 2025-07-08 Jiajia Guo , Peiwen Jiang , Chao-Kai Wen , Shi Jin , Jun Zhang

Reducing feedback overhead in beyond 5G networks is a critical challenge, as the growing number of antennas in modern massive MIMO systems substantially increases the channel state information (CSI) feedback demand in frequency division…

系统与控制 · 电气工程与系统科学 2026-02-24 Sehyun Ryu , Hyun Jong Yang

We present an approach to deep neural network based (DNN-based) distance estimation in reverberant rooms for supporting geometry calibration tasks in wireless acoustic sensor networks. Signal diffuseness information from acoustic signals is…

音频与语音处理 · 电气工程与系统科学 2020-06-25 Tobias Gburrek , Joerg Schmalenstroeer , Andreas Brendel , Walter Kellermann , Reinhold Haeb-Umbach

Understanding internal feature representations of deep neural networks (DNNs) is a fundamental step toward model interpretability. Inspired by neuroscience methods that probe biological neurons using visual stimuli, recent deep learning…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Hongbo Zhu , Angelo Cangelosi

Deep Neural Networks (DNNs) are widely used for decision making in a myriad of critical applications, ranging from medical to societal and even judicial. Given the importance of these decisions, it is crucial for us to be able to interpret…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Teddy Koker , Fatemehsadat Mireshghallah , Tom Titcombe , Georgios Kaissis

In order to unlock the full advantages of massive multiple input multiple output (MIMO) in the downlink, channel state information (CSI) is required at the base station (BS) to optimize the beamforming matrices. In frequency division duplex…

信息论 · 计算机科学 2021-07-09 Yusha Liu , Osvaldo Simeone

Deep neural networks (DNNs) have succeeded in many different perception tasks, e.g., computer vision, natural language processing, reinforcement learning, etc. The high-performed DNNs heavily rely on intensive resource consumption. For…

机器学习 · 计算机科学 2022-10-10 Zhongnan Qu

Channel state information (CSI)-based user equipment (UE) positioning with neural networks -- referred to as neural positioning -- is a promising approach for accurate off-device UE localization. Most existing methods train their neural…

信号处理 · 电气工程与系统科学 2025-11-21 Till-Yannic Müller , Frederik Zumegen , Reinhard Wiesmayr , Emre Gönültaş , Christoph Studer

Recent studies have shown that deep neural networks (DNNs) perform significantly better than shallow networks and Gaussian mixture models (GMMs) on large vocabulary speech recognition tasks. In this paper, we argue that the improved…

机器学习 · 计算机科学 2018-12-06 Dong Yu , Michael L. Seltzer , Jinyu Li , Jui-Ting Huang , Frank Seide