LibRec(http://www.librec.net)isaJavalibraryforrecommendersystems(Javaversion1.7orhigherrequired).Itimplementsasuitofstate-of-the-artrecommendationalgorithms,aimingtoresolvetwoclassicrecommendationtasks:ratingpredictionanditemranking. AuthorsWordsabouttheNEWVe