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相关论文: Region-of-Interest-Guided Deep Joint Source-Channe…

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This paper presents a novel vision transformer (ViT) based deep joint source channel coding (DeepJSCC) scheme, dubbed DeepJSCC-l++, which can be adaptive to multiple target bandwidth ratios as well as different channel signal-to-noise…

信号处理 · 电气工程与系统科学 2023-12-04 Chenghong Bian , Yulin Shao , Deniz Gunduz

Semantic communications (SemCom) have emerged as a new paradigm for supporting sixth-generation applications, where semantic features of data are transmitted using artificial intelligence algorithms to attain high communication…

信息论 · 计算机科学 2024-03-15 Jianhao Huang , Kai Yuan , Chuan Huang , Kaibin Huang

In this paper, we investigate a joint source-channel encoding (JSCE) scheme in an intelligent reflecting surface (IRS)-assisted multi-user semantic communication system. Semantic encoding not only compresses redundant information, but also…

信号处理 · 电气工程与系统科学 2025-04-11 Haidong Wang , Songhan Zhao , Lanhua Li , Bo Gu , Jing Xu , Shimin Gong , Jiawen Kang

This paper proposes robust nonlinear transform coding (Robust-NTC), a generalizable digital joint source-channel coding (JSCC) framework that couples variational latent modeling with channel-adaptive transmission. Unlike learning-based JSCC…

信号处理 · 电气工程与系统科学 2026-04-24 Jihun Park , Junyong Shin , Jinsung Park , Yo-Seb Jeon

We consider the problem of joint source and channel coding of structured data such as natural language over a noisy channel. The typical approach to this problem in both theory and practice involves performing source coding to first…

信息论 · 计算机科学 2018-02-21 Nariman Farsad , Milind Rao , Andrea Goldsmith

Future wireless communication systems will evolve toward multi-functional integrated systems to improve spectrum utilization and reduce equipment sizes. A joint radar and communication (JRC) system, which can support simultaneous…

系统与控制 · 电气工程与系统科学 2022-03-09 Hongyang Du , Jiawen Kang , Dusit Niyato , Jiayi Zhang , Dong In Kim

Current privacy-aware joint source-channel coding (JSCC) works aim at avoiding private information transmission by adversarially training the JSCC encoder and decoder under specific signal-to-noise ratios (SNRs) of eavesdroppers. However,…

密码学与安全 · 计算机科学 2023-09-18 Lunan Sun , Caili Guo , Mingzhe Chen , Yang Yang

Deep joint source-channel coding (JSCC) has emerged as a promising paradigm for semantic communication, delivering significant performance gains over conventional separate coding schemes. However, existing JSCC frameworks remain vulnerable…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Changyuan Zhao , Jiacheng Wang , Ruichen Zhang , Dusit Niyato , Hongyang Du , Zehui Xiong , Dong In Kim , Ping Zhang

We study the image retrieval problem at the wireless edge, where an edge device captures an image, which is then used to retrieve similar images from an edge server. These can be images of the same person or a vehicle taken from other…

信息论 · 计算机科学 2021-07-16 Mikolaj Jankowski , Deniz Gunduz , Krystian Mikolajczyk

Lightweight and efficient neural network models for deep joint source-channel coding (JSCC) are crucial for semantic communications. In this paper, we propose a novel JSCC architecture, named MambaJSCC, that achieves state-of-the-art…

信息论 · 计算机科学 2024-09-26 Tong Wu , Zhiyong Chen , Meixia Tao , Yaping Sun , Xiaodong Xu , Wenjun Zhang , Ping Zhang

fMRI (functional Magnetic Resonance Imaging) visual decoding involves decoding the original image from brain signals elicited by visual stimuli. This often relies on manually labeled ROIs (Regions of Interest) to select brain voxels.…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Ziyu Wang , Tengyu Pan , Zhenyu Li , Ji Wu , Xiuxing Li , Jianyong Wang

Compression technology is essential for efficient image transmission and storage. With the rapid advances in deep learning, images are beginning to be used for image recognition as well as for human vision. For this reason, research has…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Takahiro Shindo , Taiju Watanabe , Kein Yamada , Hiroshi Watanabe

Deep learning-based joint source-channel coding (JSCC) has shown excellent performance in image and feature transmission. However, the output values of the JSCC encoder are continuous, which makes the constellation of modulation complex and…

信息论 · 计算机科学 2022-07-13 Mengyang Wang , Jiahui Li , Mengyao Ma , Xiaopeng Fan

Recent deep learning methods have led to increased interest in solving high-efficiency end-to-end transmission problems. These methods, we call nonlinear transform source-channel coding (NTSCC), extract the semantic latent features of…

信号处理 · 电气工程与系统科学 2023-08-21 Sixian Wang , Jincheng Dai , Xiaoqi Qin , Zhongwei Si , Kai Niu , Ping Zhang

An adaptive joint source-channel coding (JSCC) scheme is presented for transmitting correlated sources over discrete-memoryless two-way channels subject to distortion constraints. The proposed JSCC scheme makes use of the previously…

信息论 · 计算机科学 2020-08-13 Jian-Jia Weng , Fady Alajaji , Tamás Linder

Joint network-channel codes (JNCC) can improve the performance of communication in wireless networks, by combining, at the physical layer, the channel codes and the network code as an overall error-correcting code. JNCC is increasingly…

信息论 · 计算机科学 2012-02-15 Dieter Duyck , Michael Heindlmaier , Daniele Capirone , Marc Moeneclaey

This paper introduces Implicit-JSCC, a novel overfitted joint source-channel coding paradigm that directly optimizes channel symbols and a lightweight neural decoder for each source. This instance-specific strategy eliminates the need for…

图像与视频处理 · 电气工程与系统科学 2025-12-25 Haotian Wu , Gen Li , Pier Luigi Dragotti , Deniz Gündüz

The bottleneck of satellite-to-ground links poses a major challenge for the timely downlink of massive on-board imagery. This paper studies adaptive image transmission over LEO satellite-to-ground links using joint source-channel coding…

网络与互联网体系结构 · 计算机科学 2026-05-12 Jiangtao Luo , Yongyi Ran , Guoliang Xu , Jihua Zhou

COVID-19 leads to the high demand for remote interactive systems ever seen. One of the key elements of these systems is video streaming, which requires a very high network bandwidth due to its specific real-time demand, especially with…

多媒体 · 计算机科学 2021-07-15 Trinh Man Hoang , Jinjia Zhou

Depthwise separable convolutional (DSConv) layers have been successfully applied to deep learning (DL)-based joint source-channel coding (JSCC) schemes to reduce computational complexity. However, a systematic investigation of the layerwise…

图像与视频处理 · 电气工程与系统科学 2026-04-27 Ming Ye , Kui Cai , Cunhua Pan , Zhen Mei , Wanting Yang , Chunguo Li