English
Related papers

Related papers: VideoQA-SC: Adaptive Semantic Communication for Vi…

200 papers

This paper proposes a novel Semantic Communication (SemCom) framework for real-time adaptive-bitrate video streaming by integrating Latent Diffusion Models (LDMs) within the FFmpeg techniques. This solution addresses the challenges of high…

Multimedia · Computer Science 2025-08-04 Zijiang Yan , Jianhua Pei , Hongda Wu , Hina Tabassum , Ping Wang

Multimodal models integrating speech and vision hold significant potential for advancing human-computer interaction, particularly in Speech-Based Visual Question Answering (SBVQA) where spoken questions about images require direct…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Bingxin Li

Digital mapping of semantic features is essential for achieving interoperability between semantic communication and practical digital infrastructure. However, current research efforts predominantly concentrate on analog semantic…

Information Theory · Computer Science 2026-02-18 Jianqiao Chen , Nan Ma , Xiaodong Xu , Tingting Zhu , Huishi Song , Chen Dong , Wenkai Liu , Rui Meng , Ping Zhang

Semantic communications focus on the transmission of semantic features. In this letter, we consider a task-oriented multi-user semantic communication system for multimodal data transmission. Particularly, partial users transmit images while…

Signal Processing · Electrical Eng. & Systems 2021-12-15 Huiqiang Xie , Zhijin Qin , Geoffrey Ye Li

In this paper, we introduce a large model-empowered streaming semantic communication system for speech transmission across various languages, named LSSC-ST. Specifically, we devise an edge-device collaborative semantic communication…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-24 Zhenzi Weng , Zhijin Qin , Geoffrey Ye Li

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…

Audio and Speech Processing · Electrical Eng. & Systems 2024-04-30 Zhenzi Weng , Zhijin Qin , Geoffrey Ye Li

Most existing semantic communication (SemCom) systems use deep joint source-channel coding (DeepJSCC) to encode task-specific semantics in a goal-oriented manner. However, their reliance on predefined tasks and datasets significantly limits…

Signal Processing · Electrical Eng. & Systems 2025-05-30 Jiangjing Hu , Haotian Wu , Wenjing Zhang , Fengyu Wang , Wenjun Xu , Hui Gao , Deniz Gündüz

Different from data-oriented communication systems that primarily focus on how to accurately transmit every bit of data, task-oriented semantic communication systems only transmit the specific semantic information required by downstream…

Information Theory · Computer Science 2024-10-10 Wenbo Yu , Bin Chen , Qinshan Zhang , Shu-Tao Xia

The rapid development of artificial intelligence has driven smart health with next-generation wireless communication technologies, stimulating exciting applications in remote diagnosis and intervention. To enable a timely and effective…

Machine Learning · Computer Science 2025-08-04 Fupei Guo , Hao Zheng , Xiang Zhang , Li Chen , Yue Wang , Songyang Zhang

Due to the challenges of satisfying the demands for communication efficiency and intelligent connectivity, sixth-generation (6G) wireless network requires new communication frameworks to enable effective information exchange and the…

Image and Video Processing · Electrical Eng. & Systems 2024-07-17 Yuzhou Fu , Wenchi Cheng , Wei Zhang , Jingqing Wang

Interactive computer vision (CV) plays a crucial role in various real-world applications, whose performance is highly dependent on communication networks. Nonetheless, the data-oriented characteristics of conventional communications often…

Information Theory · Computer Science 2026-03-30 Bin Chen , Wenbo Yu , Qinshan Zhang , Tianqu Zhuang , Hao Wu , Yong Jiang , Shu-Tao Xia

Visual attention has been successfully applied in structural prediction tasks such as visual captioning and question answering. Existing visual attention models are generally spatial, i.e., the attention is modeled as spatial probabilities…

Computer Vision and Pattern Recognition · Computer Science 2017-04-13 Long Chen , Hanwang Zhang , Jun Xiao , Liqiang Nie , Jian Shao , Wei Liu , Tat-Seng Chua

Visual Question Answering (VQA) is a complex semantic task requiring both natural language processing and visual recognition. In this paper, we explore whether VQA is solvable when images are captured in a sub-Nyquist compressive paradigm.…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 Li-Chi Huang , Kuldeep Kulkarni , Anik Jha , Suhas Lohit , Suren Jayasuriya , Pavan Turaga

Diffusion transformers enable flexible generative modeling for video. However, it is still technically challenging and computationally expensive to generate high-resolution videos with rich semantics and complex motion. Similar to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Xunnong Xu , Mengying Cao

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

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

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

Semantic scene completion (SSC) has recently gained popularity because it can provide both semantic and geometric information that can be used directly for autonomous vehicle navigation. However, there are still challenges to overcome. SSC…

Computer Vision and Pattern Recognition · Computer Science 2024-02-08 Yuanfang Zhang , Junxuan Li , Kaiqing Luo , Yiying Yang , Jiayi Han , Nian Liu , Denghui Qin , Peng Han , Chengpei Xu

Transformers, known for their attention mechanisms, have proven highly effective in focusing on critical elements within complex data. This feature can effectively be used to address the time-varying channels in wireless communication…

Machine Learning · Computer Science 2024-12-03 Matin Mortaheb , Mohammad A. Amir Khojastepour , Sennur Ulukus

Semantic communication has emerged as a promising technology for enhancing communication efficiency. However, most existing research emphasizes single-task reconstruction, neglecting model adaptability and generalization across multi-task…

Information Theory · Computer Science 2025-04-01 Weiwen Yuan , Jinke Ren , Chongjie Wang , Ruichen Zhang , Jun Wei , Dong In Kim , Shuguang Cui

Recently, deep learning-enabled joint-source channel coding (JSCC) has received increasing attention due to its great success in image transmission. However, most existing JSCC studies only focus on single-input single-output (SISO)…

Signal Processing · Electrical Eng. & Systems 2023-02-28 Guangyi Zhang , Qiyu Hu , Yunlong Cai , Guanding Yu