This paper describes the design and implementation of the user interface for a prototype immersive VRML2 browser, with particular reference to the planning and viewpoint movement ...
Topological relationships between spatial objects represent important knowledge that users of geographic information systems expect to retrieve from a spatial database. A di cult t...
Eliseo Clementini, Paolino Di Felice, Peter van Oo...
Recently, a successful extension of Principal Component Analysis for structured input, such as sequences, trees, and graphs, has been proposed. This allows the embedding of discret...
In some application domains as composite software, ranging from search engines, to more general applications, like cooperative and distributed applications or e-business and e-comm...
Existing Database Management Systems (DBMSs) do not handle efficiently multi-dimensional data such as boxes, polygons, or even points in a multi-dimensional space. We examine acc...