I would recommend this fantastic in-depth intro to the principles and practice of Amazon Machine Learning:<p><a href="https:&#x2F;&#x2F;cloudacademy.com&#x2F;amazon-web-services&#x2F;courses&#x2F;amazon-machine-learning&#x2F;" rel="nofollow">https:&#x2F;&#x2F;cloudacademy.com&#x2F;amazon-web-services&#x2F;courses&#x2F;amazon-...</a><p>(Hand-crafted by data and code guru James Counts)