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This work was supported in part by National Science Fund for Distinguished Young Scholars (Grant No. 61325006), in part by National Nature Science Foundation of China (Grant No. 61631005), in part by Beijing Municipal Science and Technology Project (Grant No. Z181100003218005), and in part by 111 Project of China (Grant No. B16006).
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Chen, H., Tao, X., Li, N. et al. A data analysis of political polarization using random matrix theory. Sci. China Inf. Sci. 63, 129303 (2020). https://doi.org/10.1007/s11432-019-9841-4