Sentiment Analysis of Stock Market News with Semi-supervised Learning

@article{Mizumoto2012SentimentAO,
  title={Sentiment Analysis of Stock Market News with Semi-supervised Learning},
  author={Keisuke Mizumoto and Hidekazu Yanagimoto and Michifumi Yoshioka},
  journal={2012 IEEE/ACIS 11th International Conference on Computer and Information Science},
  year={2012},
  pages={325-328}
}
In these days, there are many news on stock market on the Internet and investors have to understand them immediately to invest in a stock market. In this study we determine sentimental polarities of the stock market news using a polarity dictionary, which consists of terms and their polarities. To achieve our aim we have to construct the polarity dictionary automatically because of decrease of human efforts. In construction the dictionary we use a semi-supervised learning approach. In the semi… CONTINUE READING

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