280 search results - page 31 / 56 » pvldb 2008 |
PVLDB
2010
13 years 8 months ago
2010
This paper introduces a new definition of dense subgraph pattern, the DN-graph. DN-graph considers both the size of the sub-structure and the minimum level of interactions betwee...
PVLDB
2010
13 years 8 months ago
2010
The goal of a threshold query is to detect all objects whose score exceeds a given threshold. This type of query is used in many settings, such as data mining, event triggering, a...
PVLDB
2010
13 years 8 months ago
2010
The current widespread use of location-based services and GPS technologies has revived interest in very fast and scalable shortest path queries. We introduce a new shortest path q...
PVLDB
2010
13 years 8 months ago
2010
Due to the popularity of social networks, many proposals have been proposed to protect the privacy of the networks. All these works assume that the attacks use the same background...
PVLDB
2010
13 years 8 months ago
2010
In this paper, we describe a main memory hybrid database system called HYRISE, which automatically partitions tables into vertical partitions of varying widths depending on how th...