This paper sketches the design, and presents a scalability analysis and evaluation of NLS, a scalable naming and location service. NLS resolves textual names to the nearest of a s...
Three join algorithms are evaluated in an environment with distributed main-memory based mediators and data sources. A streamed ship-out join ships bulks of tuples to a mediator ne...
Querying and searching the Web is an important research field which has drawn a number of concepts from databases and information retrieval fields, but has added its own models, ...
The paper presents a prototype of a system for querying the Web in natural language (French) for a limited domain. The domain knowledge, represented in description logics (DL), is ...
Most document or information management systems rely on hierarchies to organise documents (e.g. files, email messages or web bookmarks). However, the rigid structures of hierarchi...
Paul Dourish, W. Keith Edwards, Anthony LaMarca, M...