5154 search results - page 859 / 1031 » Modelling online education |
175
click to vote
CCS
2007
ACM
16 years 22 days 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 ...
167
click to vote
CIKM
2003
Springer
15 years 11 months ago
2003
Springer
Out of vocabulary (OOV) words are problematic for cross language information retrieval. One way to deal with OOV words when the two languages have different alphabets, is to trans...
208
click to vote
STACS
1999
Springer
15 years 10 months ago
1999
Springer
Abstract. We consider dynamic evaluation of algebraic functions (matrix multiplication, determinant, convolution, Fourier transform, etc.) in the model of Reif and Tate; i.e., if f...
202
click to vote
ASPLOS
2010
ACM
15 years 10 months ago
2010
ACM
Online program monitoring is an effective technique for detecting bugs and security attacks in running applications. Extending these tools to monitor parallel programs is challeng...
195
click to vote
ACMSE
2005
ACM
15 years 8 months ago
2005
ACM
The popularity of mobile devices has propelled the development of many useful location-aware applications. However, the heterogeneity of mobile devices necessitates that the softw...