English
Related papers

Related papers: SC-CDM: Enhancing Quality of Image Semantic Commun…

200 papers

Semantic communication with joint semantic-channel coding robustly transmits diverse data modalities but faces challenges in mitigating semantic information loss due to packet drops in packet-based systems. Under current protocols, packets…

Emerging Technologies · Computer Science 2025-08-05 Lei Teng , Senran Fan , Chen Dong , Haotai Liang , Zhicheng Bao , Xiaodong Xu , Rui Meng , Ping Zhang

In this paper, we propose a novel semantic-aided image communication framework for supporting the compatibility with practical separation-based coding architectures. Particularly, the deep learning (DL)-based joint source-channel coding…

Information Theory · Computer Science 2025-05-01 Mingkai Xu , Yongpeng Wu , Yuxuan Shi , Xiang-Gen Xia , Merouane Debbah , Wenjun Zhang , Ping Zhang

Semantic communication (SC) is an emerging intelligent paradigm, offering solutions for various future applications like metaverse, mixed reality, and the Internet of Everything. However, in current SC systems, the construction of the…

Artificial Intelligence · Computer Science 2024-08-06 Feibo Jiang , Yubo Peng , Li Dong , Kezhi Wang , Kun Yang , Cunhua Pan , Xiaohu You

The recent emergence of 6G raises the challenge of increasing the transmission data rate even further in order to break the barrier set by the Shannon limit. Traditional communication methods fall short of the 6G goals, paving the way for…

Networking and Internet Architecture · Computer Science 2024-01-02 Sachin Kadam , Dong In Kim

Semantic communication (SemCom) demonstrates strong superiority over conventional bit-level accurate transmission, by only attempting to recover the essential semantic information of data. In this paper, in order to tackle the…

Information Theory · Computer Science 2023-10-02 Siyu Tong , Xiaoxue Yu , Rongpeng Li , Kun Lu , Zhifeng Zhao , Honggang Zhang

By integrating recent advances in large language models (LLMs) and generative models into the emerging semantic communication (SC) paradigm, in this article we put forward to a novel framework of language-oriented semantic communication…

Signal Processing · Electrical Eng. & Systems 2023-09-21 Hyelin Nam , Jihong Park , Jinho Choi , Mehdi Bennis , Seong-Lyun Kim

Semantic communication (SemCom) systems aim to learn the mapping from low-dimensional semantics to high-dimensional ground-truth. While this is more akin to a "domain translation" problem, existing frameworks typically emphasize on…

Machine Learning · Computer Science 2025-09-29 Mehdi Letafati , Samad Ali , Matti Latva-aho

The sixth-generation mobile communication system proposes the vision of smart interconnection of everything, which requires accomplishing communication tasks while ensuring the performance of intelligent tasks. A joint source-channel coding…

Image and Video Processing · Electrical Eng. & Systems 2023-02-07 Qizheng Sun , Caili Guo , Yang Yang , Jiujiu Chen , Rui Tang , Chuanhong Liu

The importance of Radio Access Network (RAN) in support Artificial Intelligence (AI) application services has grown significantly, underscoring the need for an integrated approach that considers not only network efficiency but also AI…

Systems and Control · Electrical Eng. & Systems 2025-08-19 Jinhyuk Choi , Jihong Park , Seungeun Oh , Seong-Lyun Kim

Semantic communication (SemCom) has emerged as a promising paradigm for achieving unprecedented communication efficiency in sixth-generation (6G) networks by leveraging artificial intelligence (AI) to extract and transmit the underlying…

Machine Learning · Computer Science 2025-08-27 Jianhao Huang , Qunsong Zeng , Hongyang Du , Kaibin Huang

Diffusion-based image super-resolution (SR) methods have demonstrated remarkable performance. Recent advancements have introduced deterministic sampling processes that reduce inference from 15 iterative steps to a single step, thereby…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Zihang Liu , Zhenyu Zhang , Hao Tang

Remote sensing image change captioning (RSICC) aims to articulate the changes in objects of interest within bi-temporal remote sensing images using natural language. Given the limitations of current RSICC methods in expressing general…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Yongshuo Zhu , Lu Li , Keyan Chen , Chenyang Liu , Fugen Zhou , Zhenwei Shi

Diffusion models (DMs) have recently achieved significant success in wireless communications systems due to their denoising capabilities. The broadcast nature of wireless signals makes them susceptible not only to Gaussian noise, but also…

Information Theory · Computer Science 2025-05-27 Tong Wu , Zhiyong Chen , Dazhi He , Feng Yang , Meixia Tao , Xiaodong Xu , Wenjun Zhang , Ping Zhang

Semantic communication enhances transmission efficiency by conveying semantic information rather than raw input symbol sequences. Task-oriented semantic communication is a variant that tries to retains only task-specific information, thus…

Cryptography and Security · Computer Science 2025-10-06 Xuesong Wang , Mo Li , Xingyan Shi , Zhaoqian Liu , Shenghao Yang

In this paper, we propose a semantic communication approach based on probabilistic graphical model (PGM). The proposed approach involves constructing a PGM from a training dataset, which is then shared as common knowledge between the…

Machine Learning · Computer Science 2024-08-09 Haowen Wan , Qianqian Yang , Jiancheng Tang , Zhiguo shi

The advance of direct satellite-to-device communication has positioned mega-satellite constellations as a cornerstone of 6G wireless communication, enabling seamless global connectivity even in remote and underserved areas. However,…

Emerging Technologies · Computer Science 2025-08-12 Binquan Guo , Wanting Yang , Zehui Xiong , Zhou Zhang , Baosheng Li , Zhu Han , Rahim Tafazolli , Tony Q. S. Quek

Although analog semantic communication systems have received considerable attention in the literature, there is less work on digital semantic communication systems. In this paper, we develop a deep learning (DL)-enabled vector quantized…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Qifan Fu , Huiqiang Xie , Zhijin Qin , Gregory Slabaugh , Xiaoming Tao

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,…

Networking and Internet Architecture · Computer Science 2025-07-03 Jiayi Lu , Wanting Yang , Zehui Xiong , Rahim Tafazolli , Tony Q. S. Quek , Mérouane Debbah , Dong In Kim

This article studies the problem of image segmentation-based semantic communication in autonomous driving. In real traffic scenes, detecting the key objects (e.g., vehicles, pedestrians and obstacles) is more crucial than that of other…

Networking and Internet Architecture · Computer Science 2024-01-19 Jie Lv , Haonan Tong , Qiang Pan , Zhilong Zhang , Xinxin He , Tao Luo , Changchuan Yin

Objective: Cone-beam computed tomography (CBCT) provides a low-dose imaging alternative to conventional CT, but suffers from noise, scatter, and artifacts that degrade image quality. Synthetic CT (sCT) aims to translate CBCT to high-quality…

Medical Physics · Physics 2025-09-23 Alzahra Altalib , Chunhui Li , Alessandro Perelli