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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…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Changyuan Zhao , Jiacheng Wang , Ruichen Zhang , Dusit Niyato , Hongyang Du , Zehui Xiong , Dong In Kim , Ping Zhang

Deep learning has been used to image compressive sensing (CS) for enhanced reconstruction performance. However, most existing deep learning methods train different models for different subsampling ratios, which brings additional hardware…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Zhonghao Zhang , Yipeng Liu , Xingyu Cao , Fei Wen , Ce Zhu

Deep neural networks exhibit exceptional accuracy when they are trained and tested on the same data distributions. However, neural classifiers are often extremely brittle when confronted with domain shift---changes in the input distribution…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Zuxuan Wu , Xin Wang , Joseph E. Gonzalez , Tom Goldstein , Larry S. Davis

Recent works have shown that modern machine learning techniques can provide an alternative approach to the long-standing joint source-channel coding (JSCC) problem. Very promising initial results, superior to popular digital schemes that…

Image and Video Processing · Electrical Eng. & Systems 2022-06-17 Tze-Yang Tung , David Burth Kurka , Mikolaj Jankowski , Deniz Gunduz

Context-aware processing mechanisms have increasingly become a critical area of exploration for improving the semantic and contextual capabilities of language generation models. The Context-Aware Semantic Recomposition Mechanism (CASRM) was…

Computation and Language · Computer Science 2025-03-27 Richard Katrix , Quentin Carroway , Rowan Hawkesbury , Matthias Heathfield

Employing massive Mobile AI-Generated Content (AIGC) Service Providers (MASPs) with powerful models, high-quality AIGC services can become accessible for resource-constrained end users. However, this advancement, referred to as mobile AIGC,…

Networking and Internet Architecture · Computer Science 2024-04-23 Yinqiu Liu , Hongyang Du , Dusit Niyato , Jiawen Kang , Zehui Xiong , Shiwen Mao , Ping Zhang , Xuemin Shen

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…

Signal Processing · Electrical Eng. & Systems 2026-04-24 Jihun Park , Junyong Shin , Jinsung Park , Yo-Seb Jeon

Positional encodings are a common component of neural scene reconstruction methods, and provide a way to bias the learning of neural fields towards coarser or finer representations. Current neural surface reconstruction methods use a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Thomas Walker , Octave Mariotti , Amir Vaxman , Hakan Bilen

Efficient data transmission across mobile multi-hop networks that connect edge devices to core servers presents significant challenges, particularly due to the variability in link qualities between wireless and wired segments. This…

Signal Processing · Electrical Eng. & Systems 2025-01-28 Chenghong Bian , Yulin Shao , Deniz Gündüz

Although semantic communication (SC) has shown its potential in efficiently transmitting multimodal data such as texts, speeches and images, SC for videos has focused primarily on pixel-level reconstruction. However, these SC systems may be…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Jiangyuan Guo , Wei Chen , Yuxuan Sun , Jialong Xu , Bo Ai

In this work, we present the depth-adaptive deep neural network using a depth map for semantic segmentation. Typical deep neural networks receive inputs at the predetermined locations regardless of the distance from the camera. This fixed…

Computer Vision and Pattern Recognition · Computer Science 2018-01-30 Byeongkeun Kang , Yeejin Lee , Truong Q. Nguyen

In this paper, we propose a novel design for AI-native goal-oriented communications, exploiting transformer neural networks under dynamic inference constraints on bandwidth and computation. Transformers have become the standard architecture…

Information Theory · Computer Science 2024-05-07 Alessio Devoto , Simone Petruzzi , Jary Pomponi , Paolo Di Lorenzo , Simone Scardapane

Despite the transmission efficiency gains of semantic communication (SemCom) over traditional methods, most existing SemCom schemes still operate at a fixed transmission rate regardless of channel conditions and transmitted content,…

Image and Video Processing · Electrical Eng. & Systems 2026-03-11 Weixuan Chen , Qianqian Yang , Yuhao Chen , Chongwen Huang , Qian Wang , Zehui Xiong , Zhaoyang Zhang

This letter proposes a deep-learning (DL)-based multi-user channel state information (CSI) feedback framework for massive multiple-input multiple-output systems, where the deep joint source-channel coding (DJSCC) is utilized to improve the…

Machine Learning · Computer Science 2025-05-27 Hengwei Zhang , Minghui Wu , Li Qiao , Ling Liu , Ziqi Han , Zhen Gao

The burgeoning generative artificial intelligence technology offers novel insights into the development of semantic communication (SemCom) frameworks. These frameworks hold the potential to address the challenges associated with the…

Multimedia · Computer Science 2023-10-25 Wanting Yang , Zehui Xiong , Hongyang Du , Yanli Yuan , Tony Q. S. Quek

Recently, learning-based semantic communication (SemCom) has emerged as a promising approach in the upcoming 6G network and researchers have made remarkable efforts in this field. However, existing works have yet to fully explore the…

Signal Processing · Electrical Eng. & Systems 2024-04-01 Shunpu Tang , Qianqian Yang , Deniz Gündüz , Zhaoyang Zhang

A latent denoising semantic communication (SemCom) framework is proposed for robust image transmission over noisy channels. By incorporating a learnable latent denoiser into the receiver, the received signals are preprocessed to effectively…

Machine Learning · Computer Science 2025-05-19 Mingkai Xu , Yongpeng Wu , Yuxuan Shi , Xiang-Gen Xia , Wenjun Zhang , Ping Zhang

Deep learning-based semantic communication has largely relied on analog or semi-digital transmission, which limits compatibility with modern digital communication infrastructures. Recent studies have employed vector quantization (VQ) to…

Signal Processing · Electrical Eng. & Systems 2025-10-22 Zian Meng , Qiang Li , Wenqian Tang , Mingdie Yan , Xiaohu Ge

Deep learning based semantic communication has achieved significant progress in wireless image transmission, but most existing schemes rely on fixed models and thus lack robustness to diverse image contents and dynamic channel conditions.…

Machine Learning · Computer Science 2026-04-06 Haowen Wan , Qianqian Yang

Deep learning vision models are typically tailored for specific modalities and often rely on domain-specific assumptions, such as the grid structures used by nearly all existing vision models. In this work, we propose a self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Mahmoud Khalil , Ahmad Khalil , Alioune Ngom