There's a sense of foreboding and uncertainty. You look around, but you're uncertain where to go next. What to do. Or who to turn to. Ultimately, it feels like an eerie calm before the storm. And you get that creepy feeling that something awful is just around the corner. I might be
When you work with big data, you often deal with both a large number of observations and a large number of features. When the number of features is large, they can be highly correlated, resulting in significant amount of redundancy in the data. Principal component analysis can be a very
Do you have fun being a computer geek, and programmatically creating holiday images? If so, then this blog's for you! In this example, I demonstrate how to take simple x/y coordinates, and create map polygons shaped like holiday images, that can be plotted using SAS/Graph's Proc GMap. Once you learn the
