Dr. James McCaffrey of Microsoft Research presents a full-code, step-by-step tutorial on technique for visualizing and clustering data. A self-organizing map (SOM) is a data structure that can be used ...

We use machine learning techniques on textual data to identify financial crises. The onset of a crisis and its duration have implications for real economic activity, and as such can be valuable inputs ...

The internet provided not only the images, but also the resources for labelling them. Once search engines had delivered pictures of what they took to be dogs, cats, chairs or whatever, these images ...