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Related papers: SCAN: Semantic Communication with Adaptive Channel…

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Semantic communication (SemCom) has been deemed as a promising communication paradigm to break through the bottleneck of traditional communications. Nonetheless, most of the existing works focus more on point-to-point communication…

Signal Processing · Electrical Eng. & Systems 2023-12-05 Zhilin Lu , Rongpeng Li , Ming Lei , Chan Wang , Zhifeng Zhao , Honggang Zhang

Joint source-channel coding schemes based on deep neural networks (DeepJSCC) have recently achieved remarkable performance for wireless image transmission. However, these methods usually focus only on the distortion of the reconstructed…

Image and Video Processing · Electrical Eng. & Systems 2023-10-03 Jiakang Chen , Di You , Deniz Gündüz , Pier Luigi Dragotti

Recently, the ever-increasing demand for bandwidth in multi-modal communication systems requires a paradigm shift. Powered by deep learning, semantic communications are applied to multi-modal scenarios to boost communication efficiency and…

Signal Processing · Electrical Eng. & Systems 2023-05-19 Yangshuo He , Guanding Yu , Yunlong Cai

Semantic communication, as a novel communication paradigm, has attracted the interest of many scholars, with multi-user, multi-input multi-output (MIMO) scenarios being one of the critical contexts. This paper presents a semantic…

Information Theory · Computer Science 2023-12-27 Haotai Liang , Zhicheng Bao , Wannian An , Chen Dong , Xiaodong Xu

Few-shot adaptation of vision-language models remains fundamentally limited by how negative class signals are handled at inference. Existing methods apply uniform negative suppression across all queries, ignoring that the most damaging…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Sriram Mandalika

Communication in extreme environments is an important research topic for various use cases including environmental monitoring. A typical example is underwater acoustic communication for 6G mobile networks. The major challenges in such…

Networking and Internet Architecture · Computer Science 2022-05-05 Erina Takeshita , Asahi Sakaguchi , Daisuke Hisano , Yoshiaki Inoue , Kazuki Maruta , Yuko Hara-Azumi , Yu Nakayama

Despite the widespread adoption of vision sensors in edge applications, such as surveillance, the transmission of video data consumes substantial spectrum resources. Semantic communication (SC) offers a solution by extracting and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Yubo Peng , Luping Xiang , Kun Yang , Kezhi Wang , Merouane Debbah

Accurate and timely image transmission is critical for emerging time-sensitive applications such as remote sensing in satellite-assisted Internet of Things. However, the bandwidth limitation poses a significant challenge in existing…

Signal Processing · Electrical Eng. & Systems 2025-09-25 Xiaolei Yang , Zijing Wang , Zhijin Qin , Xiaoming Tao

Generative semantic communication (SemCom) harnesses pretrained generative priors to improve the perceptual quality of wireless image transmission. Existing generative SemCom receivers, however, rely on maximum a posteriori (MAP)…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Shunpu Tang , Qianqian Yang

Semantic communication (SemCom) enhances transmission efficiency by sending only task-relevant information compared to traditional methods. However, transmitting semantic-rich data over insecure or public channels poses security and privacy…

Image and Video Processing · Electrical Eng. & Systems 2024-05-16 Weixuan Chen , Shunpu Tang , Qianqian Yang

Deep Neural Network (DNN) based super-resolution algorithms have greatly improved the quality of the generated images. However, these algorithms often yield significant artifacts when dealing with real-world super-resolution problems due to…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Kangfu Mei , Shenglong Ye , Rui Huang

Semantic communication (SemCom) aims to convey the intended meaning of messages rather than merely transmitting bits, thereby offering greater efficiency and robustness, particularly in resource-constrained or noisy environments. In this…

Information Theory · Computer Science 2025-07-08 Chengyang Liang , Dong Li

With the evolution of 6G networks, modern communication systems are facing unprecedented demands for high reliability and low latency. However, conventional transport protocols are designed for bit-level reliability, failing to meet the…

Image and Video Processing · Electrical Eng. & Systems 2025-12-11 Yunhao Wang , Shuai Ma , Youlong Wu , Guangming Shi , Xiang Cheng , Yuxuan Liu , Pengfei He

Semantic communication is envisioned as a promising technique to break through the Shannon limit. However, semantic inference and semantic error correction have not been well studied. Moreover, error correction methods of existing semantic…

Artificial Intelligence · Computer Science 2023-03-16 Fuhui Zhou , Yihao Li , Ming Xu , Lu Yuan , Qihui Wu , Rose Qingyang Hu , Naofal Al-Dhahir

Despite significant advancements in traditional syntactic communications based on Shannon's theory, these methods struggle to meet the requirements of 6G immersive communications, especially under challenging transmission conditions. With…

Signal Processing · Electrical Eng. & Systems 2025-09-30 Hang Yin , Li Qiao , Yu Ma , Shuo Sun , Kan Li , Zhen Gao , Dusit Niyato

Semantic communication (SC) is recognized as a promising approach for enabling reliable communication with minimal data transfer while maintaining seamless connectivity for a group of wireless users. Unlocking the advantages of SC for…

Information Theory · Computer Science 2024-06-24 Nitisha Singh , Christo Kurisummoottil Thomas , Walid Saad , Emilio Calvanese Strinati

Modern sensing systems generate large volumes of unlabeled multivariate time-series data. This abundance of unlabeled data makes self-supervised learning (SSL) a natural approach for learning transferable representations. However, most…

Artificial Intelligence · Computer Science 2026-03-13 Yuliang Chen , Arvind Pillai , Yu Yvonne Wu , Tess Z. Griffin , Lisa Marsch , Michael V. Heinz , Nicholas C. Jacobson , Andrew Campbell

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…

Image and Video Processing · Electrical Eng. & Systems 2025-03-03 Nan Li , Yansha Deng , Dusit Niyato

Semantic communications (SC) have been expected to be a new paradigm shifting to catalyze the next generation communication, whose main concerns shift from accurate bit transmission to effective semantic information exchange in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Tingting Zhu , Bo Peng , Jifan Liang , Tingchen Han , Hai Wan , Jingqiao Fu , Junjie Chen

Semantic communication (SemCom) with learned encoder-decoder architectures enables end-to-end learning of compact task-oriented representations optimized for the wireless channel, reducing channel resources needed to convey task-relevant…

Information Theory · Computer Science 2026-05-08 Yalin E. Sagduyu , Tugba Erpek