James McCaffrey uses cross entropy error via Python to train a neural network model for predicting a species of iris flower. In this article, I explain cross entropy ...

Is there a general way to traverse and replace the items in a nested sequence of arbitrary depth? Say, for instance, that I want to eliminate all the commas in any strings in some absurd nested ...

Pure Python code is too slow for most serious machine learning experiments, but a secondary goal of this article is to give you code examples that will help you to use the Python APIs for Cognitive ...