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The Internet of Sounds (IoS) combines sound sensing, processing, and transmission techniques, enabling collaboration among diverse sound devices. To achieve perceptual quality of sound synchronization in the IoS, it is necessary to…

音频与语音处理 · 电气工程与系统科学 2024-07-18 Chengsi Liang , Yao Sun , Christo Kurisummoottil Thomas , Lina Mohjazi , Walid Saad

Self-supervised learning (SSL) has enabled the development of vision foundation models for Earth Observation (EO), demonstrating strong transferability across diverse remote sensing tasks. While prior work has focused on network…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Thomas Kerdreux , Alexandre Tuel , Quentin Febvre , Alexis Mouche , Bertrand Chapron

Semantic communications represent a significant breakthrough with respect to the current communication paradigm, as they focus on recovering the meaning behind the transmitted sequence of symbols, rather than the symbols themselves. In…

信号处理 · 电气工程与系统科学 2023-09-06 S. Barbarossa , D. Comminiello , E. Grassucci , F. Pezone , S. Sardellitti , P. Di Lorenzo

Structured output prediction problems are ubiquitous in machine learning. The prominent approach leverages neural networks as powerful feature extractors, otherwise assuming the independence of the outputs. These outputs, however, jointly…

Multimodal large language models (MLLMs) have altered the landscape of computer vision, obtaining impressive results across a wide range of tasks, especially in zero-shot settings. Unfortunately, their strong performance does not always…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Darryl Hannan , John Cooper , Dylan White , Timothy Doster , Henry Kvinge , Yijing Watkins

Semantic communication is a new paradigm that aims at providing more efficient communication for the next-generation wireless network. It focuses on transmitting extracted, meaningful information instead of the raw data. However, deep…

社会与信息网络 · 计算机科学 2025-01-09 Yang Li , Xinyu Zhou , Jun Zhao

Task-oriented image semantic communication is a new communication paradigm, which aims to transmit semantics for artificial intelligent (AI) tasks while ignoring the reconstruction quality of the images. However, in some applications, such…

信息论 · 计算机科学 2022-12-05 Fangfang Liu , Wanjie Tong , Yang Yang , Zhengfen Sun , Caili Guo

The key feature of model-driven semantic communication is the propagation of the model. The semantic model component (SMC) is designed to drive the intelligent model to transmit in the physical channel, allowing the intelligence to flow…

人工智能 · 计算机科学 2024-09-30 Haotai Liang , Mengran Shi , Chen Dong , Xiaodong Xu , Long Liu , Hao Chen

Despite the transmission efficiency gains of semantic communication (SemCom) over traditional methods, most existing SemCom schemes still operate at a fixed transmission rate regardless of channel conditions and transmitted content,…

图像与视频处理 · 电气工程与系统科学 2026-03-11 Weixuan Chen , Qianqian Yang , Yuhao Chen , Chongwen Huang , Qian Wang , Zehui Xiong , Zhaoyang Zhang

Semantic segmentation is one of the key tasks in computer vision, which is to assign a category label to each pixel in an image. Despite significant progress achieved recently, most existing methods still suffer from two challenging issues:…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Jianlong Yuan , Zelu Deng , Shu Wang , Zhenbo Luo

Efficient video transmission is essential for seamless communication and collaboration within the visually-driven digital landscape. To achieve low latency and high-quality video transmission over a bandwidth-constrained noisy wireless…

图像与视频处理 · 电气工程与系统科学 2025-03-03 Nan Li , Yansha Deng , Dusit Niyato

Multimodal semantic communication, which integrates various data modalities such as text, images, and audio, significantly enhances communication efficiency and reliability. It has broad application prospects in fields such as artificial…

声音 · 计算机科学 2024-12-10 Fei Yu , Zhe Xiang , Nan Che , Zhuoran Zhang , Yuandi Li , Junxiao Xue , Zhiguo Wan

Semantic communications offer promising prospects for enhancing data transmission efficiency. However, existing schemes have predominantly concentrated on point-to-point transmissions. In this paper, we aim to investigate the validity of…

信号处理 · 电气工程与系统科学 2024-06-26 Yanhu Wang , Shuaishuai Guo , Anming Dong , Hui Zhao

Deep learning (DL)-based channel state information (CSI) feedback has shown promising potential to improve spectrum efficiency in massive MIMO systems. However, practical DL approaches require a sizeable CSI dataset for each scenario, and…

信息论 · 计算机科学 2023-11-07 Zhenyu Liu , Li Wang , Lianming Xu , Zhi Ding

The growing demand for efficient semantic communication systems capable of managing diverse tasks and adapting to fluctuating channel conditions has driven the development of robust, resource-efficient frameworks. This article introduces a…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Xiang Chen , Shuying Gan , Chenyuan Feng , Xijun Wang , Tony Q. S. Quek

Semantic communication aims to convey meaning rather than bit-perfect reproduction, representing a paradigm shift from traditional communication. This paper investigates distribution learning in semantic communication where receivers must…

机器学习 · 计算机科学 2025-08-15 Samer Lahoud , Kinda Khawam

Semantic communication is an emerging paradigm that focuses on understanding and delivering semantics, or meaning of messages. Most existing semantic communication solutions define semantic meaning as the meaning of object labels recognized…

网络与互联网体系结构 · 计算机科学 2022-03-17 Jingming Liang , Yong Xiao , Yingyu Li , Guangming Shi , Mehdi Bennis

Semantic communication (SC) offers promising advancements in data transmission efficiency and reliability by focusing on delivering true meaning rather than solely binary bits of messages. However, privacy concerns in SC might become…

密码学与安全 · 计算机科学 2024-11-26 Xuesong Liu , Yao Sun , Runze Cheng , Le Xia , Hanaa Abumarshoud , Lei Zhang , Muhammad Ali Imran

Semantic mapping based on the supervised object detectors is sensitive to image distribution. In real-world environments, the object detection and segmentation performance can lead to a major drop, preventing the use of semantic mapping in…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Chuhao Liu , Ke Wang , Jieqi Shi , Zhijian Qiao , Shaojie Shen

While semantic communications have shown the potential in the case of single-modal single-users, its applications to the multi-user scenario remain limited. In this paper, we investigate deep learning (DL) based multi-user semantic…

信号处理 · 电气工程与系统科学 2021-12-21 Huiqiang Xie , Zhijin Qin , Xiaoming Tao , Khaled B. Letaief