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# Try concatenating the genres on to the indicator features for a hybrid recommender system | |
full_item_features = sparse.hstack([item_indicator_features, movie_genre_features]) | |
print("Training hybrid recommender") | |
hybrid_model = tensorrec.TensorRec( | |
n_components=5, | |
loss_graph=tensorrec.loss_graphs.WMRBLossGraph() | |
) | |
hybrid_model.fit(interactions=sparse_train_ratings_4plus, | |
user_features=user_indicator_features, | |
item_features=full_item_features, | |
n_sampled_items=int(n_items * .01)) | |
print("Hybrid recommender:") | |
predicted_ranks = hybrid_model.predict_rank(user_features=user_indicator_features, | |
item_features=full_item_features) | |
check_results(predicted_ranks) |
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