JDS Journal of Data Science 1683-86021680-743X1680-743X School of Statistics, Renmin University of China JDS234EDI 10.6339/25-JDS234EDI Editorial Editorial: Statistical Frontiers of Data Science LuXiaolingxiaolinglu@ruc.edu.cn1∗ QiuYixuan2 JinZhezhen3 ZhangChunming4 ZhongWenxuan5 1School of Statistics, Renmin University of China, China 2School of Statistics and Data Science, Shanghai University of Finance and Economics, China 3Department of Biostatistics, Columbia University, USA 4Department of Statistics, University of Wisconsin–Madison, USA 5Department of Statistics, University of Georgia, USA ∗Corresponding author. Email: xiaolinglu@ruc.edu.cn. 202528102025234575577 2025 The Author(s). Published by the School of Statistics and the Center for Applied Statistics, Renmin University of China.2025 Open access article under the CC BY license. Cai M, Zhao K, Huang P, Celedon J, McKennan C, Chen W, et al. (2025). EMixed: Probabilistic multi-omics cellular deconvolution of bulk omics data. Journal of Data Science, 23(4): 592–606. https://doi.org/10.6339/25-JDS1170 Gao T, Dai B, Qiu Y (2025). ReLU-ReHU representations of piecewise linear-quadratic losses. Journal of Data Science, 23(4): 648–658. https://doi.org/10.6339/24-JDS1162 Li Y, Alemdjrodo K, Lin Y, Zhang M, Zhang D (2025). Exploring massive risk factors of categorical outcomes via supervised dimension reduction. Journal of Data Science, 23(4): 607–623. https://doi.org/10.6339/25-JDS1188 Liu M, Li J, Wei T, Wang X, Lu X (2025). A journey of wisdom and impact: A conversation with Dr. Xizhi Wu. Journal of Data Science, 23(4): 695–715. https://doi.org/10.6339/25-JDS1204 Lu H, Cheng H, Wang Y, Xie Y, Yan H, Wang X, et al. (2025). Mortgage prepayment modeling via a smoothing spline state space model. Journal of Data Science, 23(4): 578–591. https://doi.org/10.6339/25-JDS1165 Shao Q (2025). Interval forecasting in time series analysis: Application to COVID-19 and beyond. Journal of Data Science, 23(4): 659–675. https://doi.org/10.6339/25-JDS1187 Zhang C, Zhang Z, Zhong X, Li J, Zhao Z (2025). A statistician’s selective review of neural network modeling: Algorithms and applications. Journal of Data Science, 23(4): 676–694. https://doi.org/10.6339/25-JDS1167 Zhang X, Ma C (2025). Analysis of bilateral and unilateral data: A comparative review of model-based and MLE-based methods for the homogeneity test of proportions. Journal of Data Science, 23(4): 638–647. https://doi.org/10.6339/25-JDS1168 Zhou R, He K, Wang D, Liu L, Ma S, Qu A, et al. (2025). Neural network for correlated survival outcomes using frailty model. Journal of Data Science, 23(4): 624–637. https://doi.org/10.6339/25-JDS1173