2.互联网上海量的金融文本数据(财经新闻,研究报告,股吧论坛等)蕴含着丰富的信息,而这些信息与很多财经事件或证券走势存在着密切的关系。
A large number of financial text data on the Internet, i.e., financial news, research
report and stock BBS, contain rich information which having close relationship with many financial events or stock price trends.