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When dealing with multiclass classification problem one has to search for reliable and robust predictors to increase the quality of performance that decreases drastically with growth of classes number. In our research, we propose the sentiment analysis method backed by Lovheim Cube Emotional model including 8 emotional classes unlike traditional two (negative/ positive). To increase the accuracy in case of multi-class classification we need to extract more features from the text than it is usually demanded for bin...

Consumers' decisions to buy the goods depends on the consumer's perception of the individual factors and environmental factors in which one lives. [1] These factors can be classified also as media, which „... have an important role in shaping social consciousness.“ [2] Part of this conviction is also the fact that the media influence the behavior, attitudes and opinions of individuals. On the other hand, it may expand the horizons of knowledge, educate, and assist consumers in decision making or to influence t...