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Task-Oriented Semantic Communication (TOSC) has been regarded as a promising communication framework, serving for various Artificial Intelligence (AI) task driven applications. The existing TOSC frameworks focus on extracting the full…

信号处理 · 电气工程与系统科学 2024-07-17 Yuzhou Fu , Wenchi Cheng , Jingqing Wang , Liuguo Yin , Wei Zhang

Image semantic communication (ISC) has garnered significant attention for its potential to achieve high efficiency in visual content transmission. However, existing ISC systems based on joint source-channel coding face challenges in…

信息论 · 计算机科学 2024-08-08 Xijun Wang , Dongshan Ye , Chenyuan Feng , Howard H. Yang , Xiang Chen , Tony Q. S. Quek

The surge in connected devices in 6G with typical complex tasks requiring multi-user cooperation, such as smart agriculture and smart cities, poses significant challenges to unsustainable traditional communication. Fortunately, the booming…

网络与互联网体系结构 · 计算机科学 2025-02-24 Wanting Yang , Zehui Xiong , Shiwen Mao , Tony Q. S. Quek , Ping Zhang , Merouane Debbah , Rahim Tafazolli

Deep learning (DL) based semantic communication methods have been explored to transmit images efficiently in recent years. In this paper, we propose a generative model based semantic communication to further improve the efficiency of image…

图像与视频处理 · 电气工程与系统科学 2022-11-21 Tianxiao Han , Jiancheng Tang , Qianqian Yang , Yiping Duan , Zhaoyang Zhang , Zhiguo Shi

Semantic communications have gained significant attention as a promising approach to address the transmission bottleneck, especially with the continuous development of 6G techniques. Distinct from the well investigated physical channel…

信号处理 · 电气工程与系统科学 2024-03-15 Xiang Peng , Zhijin Qin , Xiaoming Tao , Jianhua Lu , Khaled B. Letaief

Underwater communication is essential for environmental monitoring, marine biology research, and underwater exploration. Traditional underwater communication faces limitations like low bandwidth, high latency, and susceptibility to noise,…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Weilong Chen , Wenxuan Xu , Haoran Chen , Xinran Zhang , Zhijin Qin , Yanru Zhang , Zhu Han

Semantic communication technology emerges as a pivotal bridge connecting AI with classical communication. The current semantic communication systems are generally modeled as an Auto-Encoder (AE). AE lacks a deep integration of AI principles…

信号处理 · 电气工程与系统科学 2025-05-12 Yulong Feng , Jing Xu , Liujun Hu , Guanghui Yu , Xiangyang Duan

Semantic communications could improve the transmission efficiency significantly by exploring the semantic information. In this paper, we make an effort to recover the transmitted speech signals in the semantic communication systems, which…

信号处理 · 电气工程与系统科学 2021-09-09 Zhenzi Weng , Zhijin Qin

6G networks promise revolutionary immersive communication experiences including augmented reality (AR), virtual reality (VR), and holographic communications. These applications demand high-dimensional multimodal data transmission and…

机器学习 · 计算机科学 2025-07-08 Yusong Zhang , Yuxuan Sun , Lei Guo , Wei Chen , Bo Ai , Deniz Gunduz

Multimodal signals, including text, audio, image, and video, can be integrated into Semantic Communication (SC) systems to provide an immersive experience with low latency and high quality at the semantic level. However, the multimodal SC…

人工智能 · 计算机科学 2024-08-06 Feibo Jiang , Li Dong , Yubo Peng , Kezhi Wang , Kun Yang , Cunhua Pan , Xiaohu You

We consider a semantic communication system for speech signals, named DeepSC-S. Motivated by the breakthroughs in deep learning (DL), we make an effort to recover the transmitted speech signals in the semantic communication systems, which…

音频与语音处理 · 电气工程与系统科学 2021-09-09 Zhenzi Weng , Zhijin Qin , Geoffrey Ye Li

Semantic understanding of 3D scenes is essential for robots to operate effectively and safely in complex environments. Existing methods for semantic scene reconstruction and semantic-aware novel view synthesis often rely on dense multi-view…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Sheng Ye , Zhen-Hui Dong , Ruoyu Fan , Tian Lv , Yong-Jin Liu

With the booming development of generative artificial intelligence (GAI), semantic communication (SemCom) has emerged as a new paradigm for reliable and efficient communication. This paper considers a multi-user downlink SemCom system,…

网络与互联网体系结构 · 计算机科学 2025-07-03 Jiayi Lu , Wanting Yang , Zehui Xiong , Rahim Tafazolli , Tony Q. S. Quek , Mérouane Debbah , Dong In Kim

Semantic communication (SemCom) has emerged as a promising paradigm that leverages Deep Neural Networks (DNNs) to extract task-relevant information, thereby substantially reducing the volume of transmitted data. In existing implementations,…

网络与互联网体系结构 · 计算机科学 2026-03-10 Xingqiu He , Chaoqun You , Zihan Chen , Yao Sun , Dongzhu Liu , Tony Q. S. Quek , Yue Gao

The burgeoning generative artificial intelligence technology offers novel insights into the development of semantic communication (SemCom) frameworks. These frameworks hold the potential to address the challenges associated with the…

多媒体 · 计算机科学 2023-10-25 Wanting Yang , Zehui Xiong , Hongyang Du , Yanli Yuan , Tony Q. S. Quek

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

The traditional communications transmit all the source data represented by bits, regardless of the content of source and the semantic information required by the receiver. However, in some applications, the receiver only needs part of the…

音频与语音处理 · 电气工程与系统科学 2024-04-30 Zhenzi Weng , Zhijin Qin , Geoffrey Ye Li

Semantic Communication (SC) has emerged as a novel communication paradigm in recent years, successfully transcending the Shannon physical capacity limits through innovative semantic transmission concepts. Nevertheless, extant Image Semantic…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Feibo Jiang , Chuanguo Tang , Li Dong , Kezhi Wang , Kun Yang , Cunhua Pan

Semantic communication (SC) aims to communicate reliably with minimal data transfer while simultaneously providing seamless connectivity to heterogeneous services and users. In this paper, a novel emergent SC (ESC) system framework is…

机器学习 · 计算机科学 2023-11-09 Christo Kurisummoottil Thomas , Walid Saad

In Shannon theory, semantic aspects of communication were identified but considered irrelevant to the technical communication problems. Semantic communication (SC) techniques have recently attracted renewed research interests in (6G)…

信息论 · 计算机科学 2022-11-08 Shiva Raj Pokhrel , Jinho Choi