How dynamic is the Web?

The World Wide Web has become the largest hypertext system in existence, providing an extremely rich collection of information resources. Compared with conventional information sources, the Web is highly dynamic in the following four factors: size (i.e.,...

Recent experiments and analysis suggest that there are about 800 million publicly-indexable Web pages. However, unlike books in a traditional library, Web pages continue to change even after they are initially published by their ...

The Web is constantly changing, but most tools used to access Web content deal only with what can be captured at a single instance in time. As a result, Web users may not have a good understanding of the changes that occur. In this paper we show that ...