金融市场收益率方向预测模型研究———基于文本大数据方法
顾文涛等
Research on The Prediction Model of The Direction of Financial Market Returns: Based on Text Big Data Method
Gu Wentao et al
统计研究 . 2020, (11): 68 -79 .  DOI: 10.19343/j.cnki.11-1302/c.2020.11.006