The Research Fronts of Financial Market Risk Prevention in the Background of Big Data Analysis: Scientific Measurement Analysis from Multidisciplinary LiteratureChung-Lien Pan, Zizhen Chen, Xiaobing Zhou, Jingjing Qiu and Ying ZhouE3S Web Conf., 214 (2020) 01007DOI: https://doi.org/10.1051/e3sconf/202021401007