5221 search results - page 40 / 1045 » An On-line Problem Database |
VLDB
2002
ACM
14 years 9 months ago
2002
ACM
The view selection problem is to choose a set of views to materialize over a database schema, such that the cost of evaluating a set of workload queries is minimized and such that ...
CLEANDB
2006
ACM
14 years 3 months ago
2006
ACM
We propose the Multiple Join Path (MJP) framework for obtaining high quality information by linking fields across multiple databases, when the underlying databases have poor qual...
PRL
2007
13 years 8 months ago
2007
Performance quantification of biometric systems, such as face tracking and recognition highly depend on the database used for testing the systems. Systems trained and tested on r...
IBIS
2006
13 years 9 months ago
2006
: Schema matching is the task of finding semantic correspondences between elements of two schemas, which plays a key role in many database applications. In this paper, we cast the ...
PODS
2006
ACM
14 years 9 months ago
2006
ACM
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...