Sentiment Analysis, NLP, Neural Networks, Machine Learning, Artificial Intelligence.
sklearn.metrics import mean_squared_error from scipy.sparse.linalg import svds # Load a movie rating dataset (e.g., MovieLens dataset) data = pd.read_csv("ratings.csv") # Create a user-item matrix user_item_matrix = data.pivot(index="user_id", columns="movie_id", values="rating").fillna(0) # Split