785 search results - page 138 / 157 » Efficient Processing of Top-k Queries in Uncertain Databases |
IPPS
1999
IEEE
13 years 12 months ago
1999
IEEE
Multidimensional Analysis and On-Line Analytical Processing (OLAP) uses summary information that requires aggregate operations along one or more dimensions of numerical data value...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
ICDE
2000
IEEE
14 years 9 months ago
2000
IEEE
Time-series data, which are a series of one-dimensional real numbers, have been studied in various database applications. In this paper, we extend the traditional similarity searc...
GIS
2006
ACM
14 years 8 months ago
2006
ACM
Efficient evaluation of spatial queries is an important issue in spatial database. Among spatial operations, spatial join is very useful, intersection being the most common predic...
SAC
2008
ACM
13 years 7 months ago
2008
ACM
Skyline queries are important due to their usefulness in many application domains. However, by increasing the number of attributes, the probability that a tuple dominates another ...