i202 Fall 2009 School of Information, UC Berkeley

9 September 2009

Many of you already have some familiarity with XML, but perhaps mostly as a data format for applications or programming.  In IO and IR it is essential to take a more abstract and intellectual view of XML and understand how it represents structured information models.  XML encourages the separation of content from presentation, which is the most important principle of information architecture.  Encoding information in XML is an investment in information organization that pays off "downstream" in IR and language processing applications.