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Author

Haijun Wang

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Preprint Aug 2026

Personalized Digital Semantic Communication for Image Transmission with Vision-Language Models

Semantic communication (SC) enables bandwidth-efficient wireless image transmission, but most existing SC schemes are user-agnostic and ignore receiver-dependent semantics. To address this issue, we propose a personalized digital semantic communication (PDSC) framework that integrates a vision-language model (VLM)-base...

Nan Li, Li Zhou, Haijun Wang et al. · 0 citations
2026

Multi-UAV-Aided Data Collection in Complex 3-D Urban Environments: A MADRL Approach Enhanced With Pheromone-Reward Shaping

This paper investigates the problem of cooperative multiple unmanned aerial vehicles (UAVs) data collection for Internet of Things (IoT) networks in dense urban environments. Unlike existing studies that predominantly rely on idealized spatial models and average-based probabilistic channel models, this work explicitly...

Haitao Chen, Xinfeng Deng, Zhe Wang et al. · 0 citations

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