Sentiment Analysis, NLP, Neural Networks, Machine Learning, Artificial Intelligence.
np.dot(np.dot(U, sigma), Vt) predicted_ratings_df = pd.DataFrame(predicted_ratings, columns=train_data.columns) # Calculate Mean Squared Error (MSE) for evaluation mse = mean_squared_error(test_data, predicted_ratings_df) print("MSE:", mse) This code implements a basic recommender system using