NewsREC dataset: news recommendation and diversification

This dataset contains ratings on news about the Brazilian 2018 presidential elections. This news was recommended by different recommender algorithms including diversification strategies. So, we registered the algorithms responsible for each recommendation and this information can be used by other researchers who are focusing on diversification of recommendations, especially in the news domain. Eeah news item contains the raw text that can be used for text mining techniques in order to discover features for diversification.