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相关论文: A Study on MIMO Channel Estimation by 2D and 3D Co…

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Several efficient distributed algorithms have been developed for matrix-matrix multiplication: the 3D algorithm, the 2D SUMMA algorithm, and the 2.5D algorithm. Each of these algorithms was independently conceived and they trade-off memory…

分布式、并行与集群计算 · 计算机科学 2021-07-29 Rui Li , Yufan Xu , Aravind Sukumaran-Rajam , Atanas Rountev , P Sadayappan

Cardiac imaging known as echocardiography is a non-invasive tool utilized to produce data including images and videos, which cardiologists use to diagnose cardiac abnormalities in general and myocardial infarction (MI) in particular.…

图像与视频处理 · 电气工程与系统科学 2022-08-05 Oumaima Hamila , Sheela Ramanna , Christopher J. Henry , Serkan Kiranyaz , Ridha Hamila , Rashid Mazhar , Tahir Hamid

Cell-free massive multiple-input multiple-output (mMIMO) networks enhance coverage and spectral efficiency (SE) by distributing antennas across access points (APs) with phase coherence between APs. However, the use of cost-efficient local…

信号处理 · 电气工程与系统科学 2025-06-26 Yibo Wu , Luca Sanguinetti , Musa Furkan Keskin , Ulf Gustavsson , Alexandre Graell i Amat , Henk Wymeersch

Casual conversations involving multiple speakers and noises from surrounding devices are common in everyday environments, which degrades the performances of automatic speech recognition systems. These challenging characteristics of…

音频与语音处理 · 电气工程与系统科学 2019-06-24 Nelson Yalta , Shinji Watanabe , Takaaki Hori , Kazuhiro Nakadai , Tetsuya Ogata

Pixel-based fluid antennas provide enhanced multiplexing gains and quicker radiation pattern switching than traditional designs. However, this innovation introduces challenges for channel estimation and analog precoding due to the…

信号处理 · 电气工程与系统科学 2025-09-12 Huayan Guo , Jichen Zhang , Junhui Rao , Ross Murch , Vincent K. N. Lau

Superior performance and ease of implementation have fostered the adoption of Convolutional Neural Networks (CNNs) for a wide array of inference and reconstruction tasks. CNNs implement three basic blocks: convolution, pooling and pointwise…

机器学习 · 计算机科学 2018-03-07 Fernando Gama , Antonio G. Marques , Alejandro Ribeiro , Geert Leus

Modern efficient Convolutional Neural Networks(CNNs) always use Depthwise Separable Convolutions(DSCs) and Neural Architecture Search(NAS) to reduce the number of parameters and the computational complexity. But some inherent…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Liangqi Zhang , Haibo Shen , Yihao Luo , Xiang Cao , Leixilan Pan , Tianjiang Wang , Qi Feng

We represent 3D shape by structured 2D representations of fixed length making it feasible to apply well investigated 2D convolutional neural networks (CNN) for both discriminative and geometric tasks on 3D shapes. We first provide a general…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Kripasindhu Sarkar , Elizabeth Mathews , Didier Stricker

Channel reconstruction and generalization capability are of equal importance for developing channel estimation schemes within deep learning (DL) framework. In this paper, we exploit a novel DL-based scheme for efficient OFDM channel…

机器学习 · 计算机科学 2025-03-05 Jianqiao Chen , Nan Ma , Wenkai Liu , Xiaodong Xu , Ping Zhang

Herein, an atomic norm based method for accurately estimating the location and orientation of a target from millimeter-wave multi-input-multi-output (MIMO) orthogonal frequency-division multiplexing (OFDM) signals is presented. A novel…

信号处理 · 电气工程与系统科学 2022-09-21 Jianxiu Li , Maxime Ferreira Da Costa , Urbashi Mitra

Convolutional neural networks (CNNs) are used in many areas of computer vision, such as object tracking and recognition, security, military, and biomedical image analysis. This review presents the application of convolutional neural…

Deep learning applications have achieved great success in numerous real-world applications. Deep learning models, especially Convolution Neural Networks (CNN) are often prototyped using FPGA because it offers high power efficiency and…

机器学习 · 计算机科学 2022-02-22 Adewale Adeyemo , Travis Sandefur , Tolulope A. Odetola , Syed Rafay Hasan

With the rising prevalence of cardiovascular diseases, electrocardiograms (ECG) remain essential for the non-invasive detection of cardiac abnormalities. This study presents a comprehensive evaluation of deep neural network architectures…

信号处理 · 电气工程与系统科学 2026-02-23 Yun Song , Wenjia Zheng , Tiedan Chen , Ziyu Wang , Jiazhao Shi , Yisong Chen

Convolutional Neural Networks (CNN) are widely used to face challenging tasks like speech recognition, natural language processing or computer vision. As CNN architectures get larger and more complex, their computational requirements…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Luis Balderas , Miguel Lastra , José M. Benítez

This paper considers a convolutional neural network transformation that reduces computation complexity and thus speedups neural network processing. Usage of convolutional neural networks (CNN) is the standard approach to image recognition…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Elena Limonova , Alexander Sheshkus , Dmitry Nikolaev

State-of-the-art deep learning methods for image processing are evolving into increasingly complex meta-architectures with a growing number of modules. Among them, region-based fully convolutional networks (R-FCN) and deformable…

计算机视觉与模式识别 · 计算机科学 2019-02-21 Stephen Morrell , Zbigniew Wojna , Can Son Khoo , Sebastien Ourselin , Juan Eugenio Iglesias

In the dynamic realm of deepfake detection, this work presents an innovative approach to validate video content. The methodology blends advanced 2-dimensional and 3-dimensional Convolutional Neural Networks. The 3D model is uniquely…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Aagam Bakliwal , Amit D. Joshi

Massive MIMO communication systems, by virtue of utilizing very large number of antennas, have a potential to yield higher spectral and energy efficiency in comparison with the conventional MIMO systems. In this paper, we consider uplink…

信息论 · 计算机科学 2015-07-30 Alam Zaib , Mudassir Masood , Anum Ali , Weiyu Xu , Tareq Y. Al-Naffouri

Estimation in few-bit MIMO systems is challenging, since the received signals are nonlinearly distorted by the low-resolution ADCs. In this paper, we propose a deep learning framework for channel estimation, data detection, and pilot signal…

信号处理 · 电气工程与系统科学 2021-07-27 Ly V. Nguyen , Duy H. N. Nguyen , A. Lee Swindlehurst

Convolutional neural networks (CNNs) have been successfully applied to medical image classification, segmentation, and related tasks. Among the many CNNs architectures, U-Net and its improved versions based are widely used and achieve…

计算机视觉与模式识别 · 计算机科学 2020-02-27 Henry H. Yu , Xue Feng , Hao Sun , Ziwen Wang
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