Zusammenhang von Twitter-Stimmung und DAX : DAX-Vorhersage mit Twitter?

This work predicts the DAX with German and English Twitter user sentiments. A new model is 80% accurate when predicting the DAX with a lag of 6 days. This is accomplished by selecting user sentiments by combining statistical methods. The prediction with user sentiments is superior to the prediction with total sentiments of all users and even to topic-based sentiment prediction.