Dr. James McCaffrey of Microsoft Research explains how to train a network, compute its accuracy, use it to make predictions and save it for use by other programs. This is the second of two articles ...

Last month we examined the use of logistic regression for classification, in which the class of a data point is predicted given training data 1. This month, we look at how to evaluate classifier ...

Developing a metrics-tracking system may be one of the more complicated tasks a business undertakes. Some metrics may not be useful, while others may be “vanity” metrics that make business owners feel ...