no code implementations • 29 Jan 2024 • Youcheng Zeng, Xinxin He, Xu Chen, Haonan Tong, Zhaohui Yang, Yijun Guo, Jianjun Hao
To address this, this paper proposes a diffusion model (DM)-based channel enhancer (DMCE) for improving the performance of multi-user semantic communication, with the DM learning the particular data distribution of channel effects on the transmitted semantic features.
no code implementations • 16 Jan 2024 • Jie Lv, Haonan Tong, Qiang Pan, Zhilong Zhang, Xinxin He, Tao Luo, Changchuan Yin
Therefore, we propose a vehicular image segmentation-oriented semantic communication system, termed VIS-SemCom, where image segmentation features of important objects are transmitted to reduce transmission redundancy.
no code implementations • 14 Jan 2024 • Guoxin Ma, Haonan Tong, Nuocheng Yang, Changchuan Yin
To make it affordable for IoT devices to deploy semantic communication systems, we propose an attention-based UNet enabled lightweight image semantic communication (LSSC) system, which achieves low computational complexity and small model size.
no code implementations • 24 Jan 2019 • Haonan Tong, Bin Liu, Shihai Wang, Qiuying Li
(2) feature weighting (FW) strategy improves the average G-Measure by 11\%, and the average MCC by 29. 2\%.