Kurt Thearling’s website is an excellent place to start off if you want to learn about data mining.Kurt is a veteran in the analytics space with extensive experience in some of the leading analytic companies in the world like Capital One, Dun & Bradstreet and Vertex. Kurt is one of the thought leaders in this space and has authored several books on analytics.
Though the blog (its more like a website) does not get updated frequently, it is a treasure trove of interesting information. Kurt has written a series of articles/papers that cover topics ranging from the basics of data mining to advanced domain-specific techniques. His articles are written in a clear and concise manner and are easy to understand for beginners as well.
Here is a very informative article that provides a description of some of the widely used data mining algorithms like regression, clustering, trees and association rules.
This article is the latest in the series of articles covering the most popular blogs on analytics.