At the eMetrics Summit in Wash Custom reports enable customers to create their own reports with the metrics they want to compare—organized in the way they want to see it.

Advanced segmentation enables customers to isolate and analyze subsets of their traffic. They can select from predefined custom segments such as "Paid Traffic" and "Visits with Conversions," or create their own segments with a flexible, easy-to-use segment builder.

The application programming interface (API), currently in private beta, enables developers to access all of their Google Analytics data and export it for any type of use. Possible uses include integrating information into other data sources, building custom visualizations or interfaces, and conducting offline analysis.

The updated interface includes several new features in the administrative interface and a cleaner reporting screen that highlights tools for changing the way reports display data. A new navigation, administrators' ability to rename accounts and profiles, and account and profile locator functionality are designed to help increase customers' efficiency and ease of account management.

Motion Charts provide advanced but easy-to-use multi-dimensional analysis.

The integration with Google AdSense gives new and existing AdSense publishers access to granular reports that break down AdSense performance by both page and referring site. Armed with this new data about user activity, they can now make more informed decisions on how to improve user experience on their sites and optimize their AdSense units to increase revenue potential.

More details on the entire new feature set are available on the Google Analytics blog.