인터넷 뉴스 콘텐츠 빅데이터를 활용한 종합주가지수 예측

Are news on the stock market and stock price index related? Generally, investors acquire many information from a lot of media outlets. However, numerous news articles are produced every day in real time. This research collected, processed and analyzed news articles related to stocks to analyze the relationship with stock price fluctuations. To analyze stock-related non-formal articles, we carried out text mining and multiple regression analysis. Six types of investment decision models was suggested. Specifically, variables in the form of “noun”, “verb”, and “noun & verb” were utilized to suggest analysis methods.