1031 search results - page 107 / 207 » Managing the operator ordering problem in parallel databases |
148
Voted
PVLDB
2010
14 years 10 months ago
2010
Recent legislation has increased the requirements of organizations to report data breaches, or unauthorized access to data. While access control policies are used to restrict acce...
151
Voted
KDD
2009
ACM
16 years 4 months ago
2009
ACM
Lately there exist increasing demands for online abnormality monitoring over trajectory streams, which are obtained from moving object tracking devices. This problem is challengin...
130
Voted
SIGMOD
2011
ACM
14 years 6 months ago
2011
ACM
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
220
Voted
PODS
2009
ACM
16 years 4 months ago
2009
ACM
In this work we investigate the satisfiability problem for the logic XPath( , , =), that includes all downward axes as well as equality and inequality tests. We address this probl...
113
Voted
GCC
2005
Springer
15 years 9 months ago
2005
Springer
The dynamics of knowledge is important for virtual organizations (VOs) knowledge management (KM) to improve the fast response capabilities and flexible problem solving capabilities...