public void TestNmfClusting()
        {
            var reader    = new AmazonReader(Paths.AmazonBooksRatings);
            var dataset   = new Dataset <ItemRating>(reader);
            var clusterer = new Clusterer(dataset);

            clusterer.ClusterNmf(5, Paths.AmazonBooksUsersCluster);
        }
        public void TestNmfClusting()
        {
            var reader = new AmazonReader(Paths.AmazonBooksRatings);
            var dataset = new Dataset<ItemRating>(reader);
            var clusterer = new Clusterer(dataset);

            clusterer.ClusterNmf(5, Paths.AmazonBooksUsersCluster);
        }