In open environments in which autonomous agents can break contracts, computational models of trust have an important role to play in determining who to interact with and how inter...
Sarvapali D. Ramchurn, Nicholas R. Jennings, Carle...
As the Web has become a commodity, it is used for a variety of purposes and tasks that may require a great deal of cognitive efforts. However, most search engines developed for th...
Hogun Park, Sung-Hyon Myaeng, Gwan Jang, Jong-wook...
In this paper, we propose a new class of Human Interactive Proofs (HIPs) that allow a human to distinguish one computer from another. Unlike traditional HIPs, where the computer is...
This paper attempts to re-imagine ubiquitous computing for populations in low-income and information-challenged environments. We examine information infrastructures in midsized ur...
Nithya Sambasivan, Nimmi Rangaswamy, Ed Cutrell, B...
Semistructured graph-based databases have been proposed as well-suited stores for World-Wide Web data. Yet so far, languages for querying such data are too complex for casual Web ...