8 papers
Knowledge-Driven 3D Semantic Spectrum Map: KE-VQ-Transformer Based UAV Semantic Communication and Map Completion
Wei Wu, Lingyi Wang, Fuhui Zhou +2
Artificial intelligence (AI)-native three-dimensional (3D) spectrum maps are crucial in spectrum monitoring for intelligent communication networks. However, it is challenging to ob…
SpectrumFM: Redefining Spectrum Cognition via Foundation Modeling
Chunyu Liu, Hao Zhang, Wei Wu +4
The enhancement of spectrum efficiency and the realization of secure spectrum utilization are critically dependent on spectrum cognition. However, existing spectrum cognition metho…
Knowledge Graph-Based Explainable and Generalized Zero-Shot Semantic Communications
Zhaoyu Zhang, Lingyi Wang, Wei Wu +2
Data-driven semantic communication is based on superficial statistical patterns, thereby lacking interpretability and generalization, especially for applications with the presence…
SpectrumFM: A Foundation Model for Intelligent Spectrum Management
Fuhui Zhou, Chunyu Liu, Hao Zhang +4
Intelligent spectrum management is crucial for improving spectrum efficiency and achieving secure utilization of spectrum resources. However, existing intelligent spectrum manageme…
Cross-Layer Security for Semantic Communications: Metrics and Optimization
Lingyi Wang, Wei Wu, Fuhui Zhou +2
Different from traditional secure communication that focuses on symbolic protection at the physical layer, semantic secure communication requires further attention to semantic-leve…
IRS-Enhanced Secure Semantic Communication Networks: Cross-Layer and Context-Awared Resource Allocation
Lingyi Wang, Wei Wu, Fuhui Zhou +2
Learning-task oriented semantic communication is pivotal in optimizing transmission efficiency by extracting and conveying essential semantics tailored to specific tasks, such as i…
Adaptive Resource Allocation for Semantic Communication Networks
Lingyi Wang, Wei Wu, Fuhui Zhou +2
Semantic communication, recognized as a promising technology for future intelligent applications, has received widespread research attention. Despite the potential of semantic comm…
Hybrid Hierarchical DRL Enabled Resource Allocation for Secure Transmission in Multi-IRS-Assisted Sensing-Enhanced Spectrum Sharing Networks
Lingyi Wang, Wei Wu, Fuhui Zhou +3
Secure communications are of paramount importance in spectrum sharing networks due to the allocation and sharing characteristics of spectrum resources. To further explore the poten…