基于分步降维框架的股吧短文本数据关键信息抽取与个股收益预测
卢珊, 王惠文, 赵吉昌
Feature Extraction from Guba Short-text Messages and Stock Return Prediction: A Multistep Dimension Reduction Framework
Shan LU, Huiwen WANG, Jichang ZHAO
计量经济学报
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2023, (3): 707
-721
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DOI: 10.12012/CJoE2023-0028
