Visually impaired users are hindered in their efforts to access the largest repository of electronic information in the world, namely the World Wide Web (Web). A visually impaired...
The Web can be naturally modeled as a directed graph, consisting of a set of abstract nodes (the pages) joined by directional edges (the hyperlinks). Hyperlinks encode a considerab...
We consider trails to be a document type of growing importance, authored in abundance as locative technologies become embedded in mobile devices carried by billions of humans. As ...
In this paper, we present Google, a prototype of a large-scale search engine which makes heavy use of the structure present in hypertext. Google is designed to crawl and index the...
The Internet and the World Wide Web provide a global virtual marketplace. However, there is little information about the behavior of e-commerce users worldwide. The goal of the pa...
Virgilio Almeida, Wagner Meira Jr., Victor F. Ribe...