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Effective Amazon Machine Learning by Alexis Perrier

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Analyzing the logs

For every operation it carries out, Amazon ML gives us access to the related logs. We can download and analyze the model training logs and infer a few things on how Amazon ML trains and selects the best model.

Go back to the last Titanic model, and in the summary part, click on the Download Log link. The log file is too long to be reproduced here but is available at https://github.com/alexperrier/packt-aml/blob/master/ch5/titanic_training.log:

Amazon ML launches five versions of the SGD algorithm in parallel. Each version is called a learner and corresponds to a different value for the learning rate: 0.01, 0.1,1, 10, and ...

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