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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)…

Information Theory · Computer Science 2022-11-08 Shiva Raj Pokhrel , Jinho Choi

Semantic communication is envisioned as a promising technique to break through the Shannon limit. However, the existing semantic communication frameworks do not involve inference and error correction, which limits the achievable…

Artificial Intelligence · Computer Science 2022-02-25 Fuhui Zhou , Yihao Li , Xinyuan Zhang , Qihui Wu , Xianfu Lei , Rose Qingyang Hu

The rapid development of artificial intelligence has significantly advanced semantic communications, particularly in wireless image transmission. However, most existing approaches struggle to precisely distinguish and prioritize image…

Image and Video Processing · Electrical Eng. & Systems 2024-10-24 Jiarun Ding , Peiwen Jiang , Chao-Kai Wen , Shi Jin

Different from Visual Question Answering task that requires to answer only one question about an image, Visual Dialogue involves multiple questions which cover a broad range of visual content that could be related to any objects,…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Xiaoze Jiang , Jing Yu , Zengchang Qin , Yingying Zhuang , Xingxing Zhang , Yue Hu , Qi Wu

Semantic communications provide significant performance gains over traditional communications by transmitting task-relevant semantic features through wireless channels. However, most existing studies rely on end-to-end (E2E) training of…

Signal Processing · Electrical Eng. & Systems 2024-12-10 Joohyuk Park , Yongjeong Oh , Yongjune Kim , Yo-Seb Jeon

The development of emerging applications, such as autonomous transportation systems, are expected to result in an explosive growth in mobile data traffic. As the available spectrum resource becomes more and more scarce, there is a growing…

Networking and Internet Architecture · Computer Science 2022-02-15 Wanting Yang , Zi Qin Liew , Wei Yang Bryan Lim , Zehui Xiong , Dusit Niyato , Xuefen Chi , Xianbin Cao , Khaled B. Letaief

Communication systems to date primarily aim at reliably communicating bit sequences. Such an approach provides efficient engineering designs that are agnostic to the meanings of the messages or to the goal that the message exchange aims to…

Semantic communication is a promising technique for emerging wireless applications, which reduces transmission overhead by transmitting only task-relevant features instead of raw data. However, existing methods struggle under extremely low…

Image and Video Processing · Electrical Eng. & Systems 2025-10-30 Peiwen Jiang , Jiajia Guo , Chao-Kai Wen , Shi Jin , Jun Zhang

Wireless connectivity has traditionally been regarded as an opaque data pipe carrying messages, whose context-dependent meaning and effectiveness have been ignored. Nevertheless, in emerging cyber-physical and autonomous networked systems,…

Information Theory · Computer Science 2021-03-11 Marios Kountouris , Nikolaos Pappas

Ubiquitous image transmission in emerging applications brings huge overheads to limited wireless resources. Since that text has the characteristic of conveying a large amount of information with very little data, the transmission of the…

Multimedia · Computer Science 2024-09-26 Xinfeng Wei , Haonan Tong , Nuocheng Yang , Changchuan Yin

Semantic communication has emerged as a promising paradigm to address the challenges of next-generation communication networks. While some progress has been made in its conceptualization, fundamental questions remain unresolved. In this…

Information Theory · Computer Science 2025-05-05 Javad Gholipour , Rafael F. Schaefer , Gerhard P. Fettweis

Accurately predicting the possible behaviors of traffic participants is an essential capability for autonomous vehicles. Since autonomous vehicles need to navigate in dynamically changing environments, they are expected to make accurate…

Robotics · Computer Science 2022-11-15 Yeping Hu , Wei Zhan , Masayoshi Tomizuka

This work presents a novel semantic transmission framework in wireless networks, leveraging the joint processing technique. Our framework enables multiple cooperating base stations to efficiently transmit semantic information to multiple…

Information Theory · Computer Science 2024-01-03 Xumin Pu , Tiantian Lei , Wanli Wen , Qianbin Chen

In this paper, we investigated semantic communication for multi-task processing using an information-theoretic approach. We introduced the concept of a "semantic source", allowing multiple semantic interpretations from a single observation.…

Signal Processing · Electrical Eng. & Systems 2024-10-10 Ahmad Halimi Razlighi , Carsten Bockelmann , Armin Dekorsy

As a paradigm shift towards pervasive intelligence, semantic communication (SemCom) has shown great potentials to improve communication efficiency and provide user-centric services by delivering task-oriented semantic meanings. However, the…

Signal Processing · Electrical Eng. & Systems 2025-05-02 Hao Wei , Wen Wang , Wanli Ni , Wenjun Xu , Yongming Huang , Dusit Niyato , Ping Zhang

With deployment of 6G technology, it is envisioned that competitive edge of wireless networks will be sustained and next decade's communication requirements will be stratified. Also 6G will aim to aid development of a human society which is…

Networking and Internet Architecture · Computer Science 2023-09-08 Sridhar Iyer , Rajashri Khanai , Dattaprasad Torse , Rahul Jashvantbhai Pandya , Khaled Rabie , Krishna Pai , Wali Ullah Khan , Zubair Fadlullah

In 1940s, Claude Shannon developed the information theory focusing on quantifying the maximum data rate that can be supported by a communication channel. Guided by this, the main theme of wireless system design up until 5G was the data rate…

Information Theory · Computer Science 2021-10-04 Qiao Lan , Dingzhu Wen , Zezhong Zhang , Qunsong Zeng , Xu Chen , Petar Popovski , Kaibin Huang

Text-image cross-modal retrieval is a challenging task in the field of language and vision. Most previous approaches independently embed images and sentences into a joint embedding space and compare their similarities. However, previous…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Zihao Wang , Xihui Liu , Hongsheng Li , Lu Sheng , Junjie Yan , Xiaogang Wang , Jing Shao

We present semantic attribute matching networks (SAM-Net) for jointly establishing correspondences and transferring attributes across semantically similar images, which intelligently weaves the advantages of the two tasks while overcoming…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Seungryong Kim , Dongbo Min , Somi Jeong , Sunok Kim , Sangryul Jeon , Kwanghoon Sohn

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