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Wireless communications at high-frequency bands with large antenna arrays face challenges in beam management, which can potentially be improved by multimodality sensing information from cameras, LiDAR, radar, and GPS. In this paper, we…

信号处理 · 电气工程与系统科学 2023-09-22 Yu Tian , Qiyang Zhao , Zine el abidine Kherroubi , Fouzi Boukhalfa , Kebin Wu , Faouzi Bader

In this paper, we aim to redesign the vision Transformer (ViT) as a new backbone to realize semantic image transmission, termed wireless image transmission transformer (WITT). Previous works build upon convolutional neural networks (CNNs),…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Ke Yang , Sixian Wang , Jincheng Dai , Kailin Tan , Kai Niu , Ping Zhang

In the evolving landscape of 6G networks, semantic communications are poised to revolutionize data transmission by prioritizing the transmission of semantic meaning over raw data accuracy. This paper presents a Vision Transformer…

图像与视频处理 · 电气工程与系统科学 2025-03-24 Muhammad Ahmed Mohsin , Muhammad Jazib , Zeeshan Alam , Muhmmad Farhan Khan , Muhammad Saad , Muhammad Ali Jamshed

Automatic modulation classification is of crucial importance in wireless communication networks. Deep learning based automatic modulation classification schemes have attracted extensive attention due to the superior accuracy. However, the…

信号处理 · 电气工程与系统科学 2022-07-01 Rui Ding , Hao Zhang , Fuhui Zhou , Qihui Wu , Zhu Han

We introduce Vision Bridge Transformer (ViBT), a large-scale instantiation of Brownian Bridge Models designed for conditional generation. Unlike traditional diffusion models that transform noise into data, Bridge Models directly model the…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Zhenxiong Tan , Zeqing Wang , Xingyi Yang , Songhua Liu , Xinchao Wang

Automatic modulation recognition (AMR) is critical for cognitive radio, spectrum monitoring, and secure wireless communication. However, existing solutions often rely on large labeled datasets or multi-stage training pipelines, which limit…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Hossein Ahmadi , Banafsheh Saffari , Sajjad Emdadi Mahdimahalleh , Mohammad Esmaeil Safari , Aria Ahmadi

Current top-notch deep learning (DL) based vision models are primarily based on exploring and exploiting the inherent correlations between training data samples and their associated labels. However, a known practical challenge is their…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Chao-Han Huck Yang , I-Te Danny Hung , Yi-Chieh Liu , Pin-Yu Chen

Semantic communications have shown promising advancements by optimizing source and channel coding jointly. However, the dynamics of these systems remain understudied, limiting research and performance gains. Inspired by the robustness of…

信号处理 · 电气工程与系统科学 2026-04-29 Hanju Yoo , Linglong Dai , Songkuk Kim , Chan-Byoung Chae

Removing noise from images is a challenging and fundamental problem in the field of computer vision. Images captured by modern cameras are inevitably degraded by noise which limits the accuracy of any quantitative measurements on those…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Nikhil Verma , Deepkamal Kaur , Lydia Chau

Image denoising is an important low-level computer vision task, which aims to reconstruct a noise-free and high-quality image from a noisy image. With the development of deep learning, convolutional neural network (CNN) has been gradually…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Chao Yao , Shuo Jin , Meiqin Liu , Xiaojuan Ban

We propose a novel deep learning framework based on Vision Transformers (ViT) for one-class classification. The core idea is to use zero-centered Gaussian noise as a pseudo-negative class for latent space representation and then train the…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Prerana Mukherjee , Chandan Kumar Roy , Swalpa Kumar Roy

Transformers (Vaswani et al., 2017) have brought a remarkable improvement in the performance of neural machine translation (NMT) systems but they could be surprisingly vulnerable to noise. In this work, we try to investigate how noise…

计算与语言 · 计算机科学 2021-09-13 Peyman Passban , Puneeth S. M. Saladi , Qun Liu

This study focuses on identifying the most effective pre-trained model for land use classification in onboard satellite processing, emphasizing achieving high accuracy, computational efficiency, and robustness against noisy data conditions…

Indoor pathloss prediction is a fundamental task in wireless network planning, yet it remains challenging due to environmental complexity and data scarcity. In this work, we propose a deep learning-based approach utilizing a vision…

计算机视觉与模式识别 · 计算机科学 2025-05-09 Rafayel Mkrtchyan , Edvard Ghukasyan , Khoren Petrosyan , Hrant Khachatrian , Theofanis P. Raptis

This paper presents a vision transformer (ViT) based joint source and channel coding (JSCC) scheme for wireless image transmission over multiple-input multiple-output (MIMO) systems, called ViT-MIMO. The proposed ViT-MIMO architecture, in…

信息论 · 计算机科学 2022-10-28 Haotian Wu , Yulin Shao , Chenghong Bian , Krystian Mikolajczyk , Deniz Gündüz

Recent advancements in information technology and the widespread use of the Internet have led to easier access to data worldwide. As a result, transmitting data through noisy channels is inevitable. Reducing the size of data and protecting…

Modulation classification, recognized as the intermediate step between signal detection and demodulation, is widely deployed in several modern wireless communication systems. Although many approaches have been studied in the last decades…

信号处理 · 电气工程与系统科学 2020-09-07 Van-Sang Doan , Thien Huynh-The , Cam-Hao Hua , Quoc-Viet Pham , Dong-Seong Kim

Modulation classification is an essential step of signal processing and has been regularly applied in the field of tele-communication. Since variations of frequency with respect to time remains a vital distinction among radio signals having…

信号处理 · 电气工程与系统科学 2023-06-09 Muhammad Waqas , Muhammad Ashraf , Muhammad Zakwan

Modulation recognition is a challenging task while performing spectrum sensing in a cognitive radio setup. Recently, the use of deep convolutional neural networks (CNNs) has shown to achieve state-of-the-art accuracy for modulation…

信号处理 · 电气工程与系统科学 2018-03-06 Kumar Yashashwi , Amit Sethi , Prasanna Chaporkar

In recent years, weakly supervised semantic segmentation using image-level labels as supervision has received significant attention in the field of computer vision. Most existing methods have addressed the challenges arising from the lack…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Rozhan Ahmadi , Shohreh Kasaei
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