PySpark and AWS: Master Big Data with PySpark and AWS - Hyperparameter Tuning and Cross Validation

The video tutorial covers hyperparameter tuning and cross-validation in machine learning. It explains the process of creating multiple models with different parameter values and using cross-validation to find the best model. The tutorial introduces the Param Grid Builder, Regression Evaluator, and Cross Validator, and discusses collaborative filtering in big data. It also covers the use of RMSE for model evaluation and concludes with the final steps in hyperparameter tuning.

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