Update README.md

README.md

@@ -894,7 +894,7 @@ Intelligent Networks and Network Security
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 **Institution:** University of Science and Technology of China; Northwestern Polytechnical University
 
-**[arxiv]**
+**[arxiv-2024]**
 [HiCMAE: Hierarchical Contrastive Masked Autoencoder for Self-Supervised Audio-Visual Emotion Recognition](https://arxiv.org/abs/2401.05698)
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 **Authors:** Licai Sun, Zheng Lian, Bin Liu, Jianhua Tao