365 search results - page 38 / 73 » Data Quality in the Database Systems Course |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
We show that aggregate constraints (as opposed to pairwise constraints) that often arise when integrating multiple sources of data, can be leveraged to enhance the quality of dedu...
BIRTHDAY
2010
Springer
14 years 1 months ago
2010
Springer
Abstract. Database preprocessing in order to create an index often permits considerable speedup in search compared to the iterated query of an unprocessed database. In this paper w...
TMA
2010
Springer
13 years 6 months ago
2010
Springer
This paper aims at proposing a methodology for evaluating current IDS capabilities of detecting attacks targeting the networks and their services. This methodology tries to be as r...
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
We propose a class of constraints, referred to as conditional functional dependencies (CFDs), and study their applications in data cleaning. In contrast to traditional functional ...
ICDE
2009
IEEE
14 years 10 months ago
2009
IEEE
Mediator-based data integration systems resolve exploratory queries by joining data elements across sources. In the presence of uncertainties, such multiple expansions can quickly ...