85 search results - page 15 / 17 » Top-k Query Processing in Uncertain Databases |
DOLAP
2006
ACM
14 years 1 months ago
2006
ACM
Motivated by the increasing need to analyze complex, uncertain multidimensional data this paper proposes probabilistic OLAP queries that are computed using probability distributio...
SSD
2007
Springer
14 years 1 months ago
2007
Springer
In many modern applications such as biometric identification systems, sensor networks, medical imaging, geology, and multimedia databases, the data objects are not described exact...
ICDE
2010
IEEE
14 years 2 months ago
2010
IEEE
— One of the most prominent data quality problems is the existence of duplicate records. Current data cleaning systems usually produce one clean instance (repair) of the input da...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Abstract-- Skyline computation has many applications including multi-criteria decision making. In this paper, we study the problem of efficient processing of continuous skyline que...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
Many applications employ sensors for monitoring entities such as temperature and wind speed. A centralized database tracks these entities to enable query processing. Due to contin...