40 search results - page 5 / 8 » Efficient Index Maintenance for Frequently Updated Semantic ... |
TKDE
2008
13 years 7 months ago
2008
With the advance of hardware and communication technologies, stream time series is gaining ever-increasing attention due to its importance in many applications such as financial da...
WAIM
2010
Springer
13 years 5 months ago
2010
Springer
Keyword search in relational databases has been widely studied in recent years. Most of the previous studies focus on how to answer an instant keyword query. In this paper, we focu...
CIKM
2009
Springer
14 years 3 days ago
2009
Springer
In dynamic environments with frequent content updates, we require online full-text search that scales to large data collections and achieves low search latency. Several recent met...
JDM
2007
13 years 7 months ago
2007
We present a new method for computing temporal aggregation that uses a multidimensional index. The novelty of our method lies in mapping the start time and end time of a temporal ...
WCE
2007
13 years 8 months ago
2007
– Maintenance of the cache consistency is a complicated issue in the wireless mobile environment. Caching of frequently accessed data items on the node can reduce the bandwidth r...