Rich Internet Applications, a term coined by Macromedia (now owned by Adobe), is where the whole Web-based user experience is at.  At the forefront of RIA technologies you have Adobe AIR, Adobe Flex, Microsoft Silverlight and of course AJAX.   Here is a good site for all you UI specialists out there…   I’m sure there are more, but I particularly liked this one because of this article.

Anyway here is the link:  http://www.uiresourcecenter.com/index.html

Markov models have also been used to analyze web navigation behavior of users. A user’s web link transition on a particular website can be modeled using first- or second-order Markov models and can be used to make predictions regarding future navigation and to personalize the web page for an individual user.

Hmm…  more on this later.