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The integration of sensing and communication (ISAC) is pivotal for the Metaverse but faces challenges like high data volume and privacy concerns. This paper proposes a novel integrated sensing, computing, and semantic communication (ISCSC)…

Signal Processing · Electrical Eng. & Systems 2025-04-11 Yinchao Yang , Jingxuan Zhou , Zhaohui Yang

With the recent advancements in edge artificial intelligence (AI), future sixth-generation (6G) networks need to support new AI tasks such as classification and clustering apart from data recovery. Motivated by the success of deep learning,…

Networking and Internet Architecture · Computer Science 2023-04-06 Zhonghao Lyu , Guangxu Zhu , Jie Xu , Bo Ai , Shuguang Cui

The advance of direct satellite-to-device communication has positioned mega-satellite constellations as a cornerstone of 6G wireless communication, enabling seamless global connectivity even in remote and underserved areas. However,…

Emerging Technologies · Computer Science 2025-08-12 Binquan Guo , Wanting Yang , Zehui Xiong , Zhou Zhang , Baosheng Li , Zhu Han , Rahim Tafazolli , Tony Q. S. Quek

This paper introduces SA-OOSC, a multimodal large language models (MLLM)-distilled semantic communication framework that achieves efficient semantic coding with scenario-aware importance allocations. This approach addresses a critical…

Signal Processing · Electrical Eng. & Systems 2025-09-10 Feifan Zhang , Yuyang Du , Yifan Xiang , Xiaoyan Liu , Soung Chang Liew

The Multimodal Learning for Earth and Environment Workshop (MultiEarth 2023) aims to harness the substantial amount of remote sensing data gathered over extensive periods for the monitoring and analysis of Earth's ecosystems'health. The…

Computer Vision and Pattern Recognition · Computer Science 2023-06-23 Jingi Ju , Hyeoncheol Noh , Minwoo Kim , Dong-Geol Choi

Low Earth orbit (LEO) satellite relays will significantly extend the coverage of mobile networks, enabling users in remote areas to transmit data of real-time events. Nevertheless, the limited power of user devices and the long distance to…

Signal Processing · Electrical Eng. & Systems 2026-04-29 Zixin Zhao , Jingzhi Hu , Geoffrey Ye Li

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

The growing density of satellites in low-Earth orbit (LEO) presents serious challenges to space sustainability, primarily due to the increased risk of in-orbit collisions. Traditional ground-based tracking systems are constrained by latency…

Image and Video Processing · Electrical Eng. & Systems 2025-08-04 Peng Hu , Wenxuan Zhang

The sixth-generation (6G) non-terrestrial networks (NTNs) are crucial for real-time monitoring in critical applications like disaster relief. However, limited bandwidth, latency, rain attenuation, long propagation delays, and co-channel…

Emerging Technologies · Computer Science 2025-06-19 Loc X. Nguyen , Sheikh Salman Hassan , Yan Kyaw Tun , Kitae Kim , Zhu Han , Choong Seon Hong

Semantic communications, which focus on transmitting the semantic meaning of data, have been proposed as a novel paradigm for achieving efficient and relevant communication. Meanwhile, non-orthogonal multiple access (NOMA) enhances spectral…

Signal Processing · Electrical Eng. & Systems 2025-08-20 Ximing Xie , Fang Fang , Lan Zhang , Xianbin Wang

Zero padding is widely used in convolutional neural networks to prevent the size of feature maps diminishing too fast. However, it has been claimed to disturb the statistics at the border. As an alternative, we propose a context-aware (CA)…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Yu-Hui Huang , Marc Proesmans , Luc Van Gool

This paper investigates multimodal semantic non-orthogonal transmission and fusion in hybrid analog-digital massive multiple-input multiple-output (MIMO). A Transformer-based cross-modal source-channel semantic-aware network (CSC-SA-Net)…

Signal Processing · Electrical Eng. & Systems 2025-12-15 Minghui Wu , Zhen Gao

The next sixth generation (6G) networks are envisioned to integrate sensing and communications in a single system, thus greatly improving spectrum utilization and reducing hardware costs. Low earth orbit (LEO) satellite communications…

Signal Processing · Electrical Eng. & Systems 2024-07-09 Li You , Yongxiang Zhu , Xiaoyu Qiang , Christos G. Tsinos , Wenjin Wang , Xiqi Gao , Björn Ottersten

Semantic communication (SC) aims to communicate reliably with minimal data transfer while simultaneously providing seamless connectivity to heterogeneous services and users. In this paper, a novel emergent SC (ESC) system framework is…

Machine Learning · Computer Science 2023-11-09 Christo Kurisummoottil Thomas , Walid Saad

Deep learning-based website fingerprinting has emerged as an effective technique for inferring the websites users visit. Although existing methods achieve strong performance on closed-world datasets, they often fail to generalize to…

Machine Learning · Computer Science 2026-05-13 Youquan Xian , Xueying Zeng , Lingjia Meng , Lei Cui , Runhan Song , Wei Wang , Zhengquan Ding , Peng Liu , Zhiyu Hao

Semantic communication is focused on optimizing the exchange of information by transmitting only the most relevant data required to convey the intended message to the receiver and achieve the desired communication goal. For example, if we…

Information Theory · Computer Science 2024-02-05 Fatemeh Zahra Safaeipour , Morteza Hashemi

Semantic communication aims to transmit information most relevant to a task rather than raw data, offering significant gains in communication efficiency for applications such as telepresence, augmented reality, and remote sensing. Recent…

Machine Learning · Computer Science 2025-12-18 Matin Mortaheb , Erciyes Karakaya , Sennur Ulukus

Satellite missions and Earth Observation (EO) systems represent fundamental assets for environmental monitoring and the timely identification of catastrophic events, long-term monitoring of both natural resources and human-made assets, such…

Computer Vision and Pattern Recognition · Computer Science 2024-02-16 Luca Colomba , Paolo Garza

In recent years, convolutional neural networks (CNNs) with channel-wise feature refining mechanisms have brought noticeable benefits to modelling channel dependencies. However, current attention paradigms fail to infer an optimal channel…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Nick Nikzad , Yongsheng Gao , Jun Zhou

Earth observation (EO), aiming at monitoring the state of planet Earth using remote sensing data, is critical for improving our daily lives and living environment. With a growing number of satellites in orbit, an increasing number of…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Zhitong Xiong , Fahong Zhang , Yi Wang , Yilei Shi , Xiao Xiang Zhu