Many scientific problems entail labeling data items with one of a given, finite set of classes based on features of the data items. For example, oncologists classify tumors as different known cancer ...

The visual data mining process, seen in the first part of this two-part article, revealed patterns in four dimensions between cumulative gas well production and independent variables. "Jump ...

This is an amazing chart. Found by cultural historian Megan Prelinger, it’s from a 1963 book where the authors wanted to represent what a binary decision tree looks like. They modeled their “decision” ...