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IEEE/ICACT20200192 Slide.13        [Big Slide]       [YouTube]	Oral Presentation
	Dataset – MovieLens (Contd.) The sparsity level of the dataset is high (sparsity = 93.695%) The majority of movies (75%) are much less known with 80 ratings or less. While the most rated movie has 583 ratings, there are 141 movies received only 1 rating in the whole dataset (Figure 4). Since there aren¡¯t enough user interactions for a particular item, this MovieLens 100K Dataset, therefore, faces the problem of new item cold start.

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