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Semantic communication technology is regarded as a method surpassing the Shannon limit of bit transmission, capable of effectively enhancing transmission efficiency. However, current approaches that directly map content to transmission…

信号处理 · 电气工程与系统科学 2025-11-12 Kaiwen Yu , Renhe Fan , Gang Wu , Zhijin Qin

Deep learning-empowered semantic communication is regarded as a promising candidate for future 6G networks. Although existing semantic communication systems have achieved superior performance compared to traditional methods, the end-to-end…

人工智能 · 计算机科学 2023-11-07 Peng Yi , Yang Cao , Xin Kang , Ying-Chang Liang

Semantic communication, notable for ensuring quality of service by jointly optimizing source and channel coding, effectively extracts data semantics, reduces transmission length, and mitigates channel noise. However, most studies overlook…

信息论 · 计算机科学 2025-02-06 Loc X. Nguyen , Kitae Kim , Ye Lin Tun , Sheikh Salman Hassan , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

Semantic communications have been utilized to execute numerous intelligent tasks by transmitting task-related semantic information instead of bits. In this article, we propose a semantic-aware speech-to-text transmission system for the…

音频与语音处理 · 电气工程与系统科学 2024-10-08 Zhenzi Weng , Zhijin Qin , Huiqiang Xie , Xiaoming Tao , Khaled B. Letaief

Mutual learning, in which multiple networks learn by sharing their knowledge, improves the performance of each network. However, the performance of ensembles of networks that have undergone mutual learning does not improve significantly…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Naoki Okamoto , Soma Minami , Tsubasa Hirakawa , Takayoshi Yamashita , Hironobu Fujiyoshi

The sixth-generation mobile communication system proposes the vision of smart interconnection of everything, which requires accomplishing communication tasks while ensuring the performance of intelligent tasks. A joint source-channel coding…

图像与视频处理 · 电气工程与系统科学 2023-02-07 Qizheng Sun , Caili Guo , Yang Yang , Jiujiu Chen , Rui Tang , Chuanhong Liu

We consider the problem of communicating a sequence of concepts, i.e., unknown and potentially stochastic maps, which can be observed only through examples, i.e., the mapping rules are unknown. The transmitter applies a learning algorithm…

信息论 · 计算机科学 2023-05-16 Francesco Pase , Szymon Kobus , Deniz Gunduz , Michele Zorzi

Considering two users exchange computational results through a two-way relay equipped with a mobile-edge computing server, we investigate the joint optimization problem of cooperative communication and computation, whose objective is the…

信息论 · 计算机科学 2019-06-07 Biyuan Xie , Qi Zhang , Jiayin Qin

Millimeter-wave (mmWave) and terahertz (THz) communication systems require large antenna arrays and use narrow directive beams to ensure sufficient receive signal power. However, selecting the optimal beams for these large antenna arrays…

信息论 · 计算机科学 2024-02-23 Shoaib Imran , Gouranga Charan , Ahmed Alkhateeb

Modern distributed decision-making systems face significant challenges arising from data heterogeneity, dynamic environments, and the need for decentralized coordination. This paper introduces the Knowledge Sharing paradigm as an innovative…

分布式、并行与集群计算 · 计算机科学 2026-02-10 Rosario Napoli , Gabriele Morabito , Antonio Celesti , Massimo Villari , Maria Fazio

Existing deep learning-enabled semantic communication systems often rely on shared background knowledge between the transmitter and receiver that includes empirical data and their associated semantic information. In practice, the semantic…

信息论 · 计算机科学 2022-10-19 Hongwei Zhang , Shuo Shao , Meixia Tao , Xiaoyan Bi , Khaled B. Letaief

In this work, we investigate the challenging problem of on-demand semantic communication over heterogeneous wireless networks. We propose a fidelity-adjustable semantic transmission framework (FAST) that empowers wireless devices to send…

网络与互联网体系结构 · 计算机科学 2023-10-31 Peichun Li , Guoliang Cheng , Jiawen Kang , Rong Yu , Liping Qian , Yuan Wu , Dusit Niyato

Emerging services such as augmented reality (AR) and virtual reality (VR) have increased the volume of data transmitted in wireless communication systems, revealing the limitations of traditional Shannon theory. To address these…

网络与互联网体系结构 · 计算机科学 2025-04-15 Shavbo Salehi , Melike Erol-Kantarci , Dusit Niyato

This paper aims to design robust Edge Intelligence using semantic communication for time-critical IoT applications. We systematically analyze the effect of image DCT coefficients on inference accuracy and propose the channel-agnostic…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Andrea Cavagna , Nan Li , Alexandros Iosifidis , Qi Zhang

Semantic communication is expected to be one of the cores of next-generation AI-based communications. One of the possibilities offered by semantic communication is the capability to regenerate, at the destination side, images or videos…

人工智能 · 计算机科学 2026-05-18 Eleonora Grassucci , Sergio Barbarossa , Danilo Comminiello

The prosperity of artificial intelligence (AI) has laid a promising paradigm of communication system, i.e., intelligent semantic communication (ISC), where semantic contents, instead of traditional bit sequences, are coded by AI models for…

网络与互联网体系结构 · 计算机科学 2024-10-28 Le Xia , Yao Sun , Xiaoqian Li , Gang Feng , Muhammad Ali Imran

In this paper, we propose a semantic communication approach based on probabilistic graphical model (PGM). The proposed approach involves constructing a PGM from a training dataset, which is then shared as common knowledge between the…

机器学习 · 计算机科学 2024-08-09 Haowen Wan , Qianqian Yang , Jiancheng Tang , Zhiguo shi

We consider the problem of communication efficient distributed optimization where multiple nodes exchange important algorithm information in every iteration to solve large problems. In particular, we focus on the stochastic variance-reduced…

机器学习 · 计算机科学 2020-03-16 Hossein S. Ghadikolaei , Sindri Magnusson

With the emergence of diverse and massive data in the upcoming sixth-generation (6G) networks, the task-agnostic semantic communication system is regarded to provide robust intelligent services. In this paper, we propose a task-agnostic…

信息论 · 计算机科学 2025-09-16 Shiyao Jiang , Jian Jiao , Xingjian Zhang , Ye Wang , Dusit Niyato , Qinyu Zhang

Semantic Edge Computing (SEC) and Semantic Communications (SemComs) have been proposed as viable approaches to achieve real-time edge-enabled intelligence in sixth-generation (6G) wireless networks. On one hand, SemCom leverages the…

机器学习 · 计算机科学 2025-07-24 Milin Zhang , Mohammad Abdi , Venkat R. Dasari , Francesco Restuccia