470 search results - page 22 / 94 » Privacy-Preserving Queries over Relational Databases |
MM
2004
ACM
14 years 2 months ago
2004
ACM
In this paper, we propose a unified framework, called Markov Model Mediator (MMM), to facilitate image database clustering and to improve the query performance. The structure of t...
BIODATAMINING
2008
13 years 8 months ago
2008
Background: In computer science, database systems are based on the relational model founded by Edgar Codd in 1970. On the other hand, in the area of biology the word 'databas...
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Relational DBMS typically execute concurrent queries independently by invoking a set of operator instances for each query. To exploit common data retrievals and computation in con...
LWA
2004
13 years 10 months ago
2004
Data mining on large relational databases has gained popularity and its significance is well recognized. However, the performance of SQL based data mining is known to fall behind ...
DLOG
2008
13 years 11 months ago
2008
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...