118 search results - page 22 / 24 » WebQuests: changing the way we teach online |
CCS
2007
ACM
14 years 1 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
EAGC
2003
Springer
14 years 23 days ago
2003
Springer
In the paper we aim to describe the project developing the Migrating Desktop infrastructure for the mobile users in a simple way. We also focus on the development testbed, which i...
SIGGRAPH
1993
ACM
13 years 11 months ago
1993
ACM
We believe that navigation in information spaces is best supported by tapping into our natural spatial and geographic ways of thinking. To this end, we are developing a new comput...
ECCV
2002
Springer
14 years 9 months ago
2002
Springer
The appearance of an outdoor scene depends on a variety of factors such as viewing geometry, scene structure and reflectance (BRDF or BTF), illumination (sun, moon, stars, street l...
KDD
2006
ACM
14 years 8 months ago
2006
ACM
The processes by which communities come together, attract new members, and develop over time is a central research issue in the social sciences -- political movements, professiona...