785 search results - page 60 / 157 » Efficient Processing of Top-k Queries in Uncertain Databases |
ICDE
2006
IEEE
14 years 10 months ago
2006
IEEE
Today's Content-Based Image Retrieval (CBIR) techniques are based on the "k-nearest neighbors" (kNN) model. They retrieve images from a single neighborhood using lo...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
We study the problem of efficiently computing diverse query results in online shopping applications, where users specify queries through a form interface that allows a mix of stru...
DEXA
2004
Springer
14 years 2 months ago
2004
Springer
Efficient storage and retrieval of trajectory indexes has become an essential requirement for moving objects databases. The existing 3DR-tree is known to be an effective trajectory...
ICDE
2003
IEEE
14 years 10 months ago
2003
IEEE
We are witnessing in recent years growing interest for location-dependent information services among mobile users. This paper examines the issue of processing locationdependent qu...
ER
2003
Springer
14 years 2 months ago
2003
Springer
We consider the problem of improving the efficiency of query processing on an XML interface of a relational database, for predefined query workloads. The main contribution of this ...