1. Bin, W.G., Fan, Z.Y., Chao, W., et al.: Multi-level peer-to-peer collaborative optimization of smart energy system based on big data analysis. J. Phys. Conf. Ser. 1965(1), 79–85 (2021)
2. Goudot, F.X., Boukertouta, T., Lazureanu, A., et al.: NT-proBNP use in old patients and the impact of the selected threshold value: a big data analysis. Clin. Chem. Lab. Med. 59(12), 133–136 (2021)
3. Sasikala, S., Gomathi, S., Geetha, V., et al.: A proposed framework for cloud-aware multimodal multimedia big data analysis toward optimal resource allocation. Comput. J. 64(6), 12–15 (2021)
4. Gong, Z., Wei, G., Cai, M., et al.: Guest editorial to the special issue: Big data analysis and management: climate economics, meteorological hazards and environmental risk. Nat. Hazards 44(6), 1–11 (2021)
5. Yang, C., Xu, D.: Discursive construction of Chinese literary classics based on big data analysis in global communication. J. Phys. Conf. Ser. 1955(1), 48–51 (2021)