2228 search results - page 396 / 446 » On Database Theory and XML |
183
click to vote
SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Research has investigated mappings among data sources under two perspectives. On one side, there are studies of practical tools for schema mapping generation; these focus on algor...
184
click to vote
SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
A major problem in detecting events in streams of data is that the data can be imprecise (e.g. RFID data). However, current state-ofthe-art event detection systems such as Cayuga ...
122
click to vote
PODS
2001
ACM
15 years 10 months ago
2001
ACM
The dimensionality curse has profound e ects on the effectiveness of high-dimensional similarity indexing from the performance perspective. One of the well known techniques for im...
PODS
2001
ACM
15 years 10 months ago
2001
ACM
The increasing ability to track and collect large amounts of data with the use of current hardware technology has lead to an interest in the development of data mining algorithms ...
EDBT
2008
ACM
15 years 10 months ago
2008
ACM
The spatial and temporal databases have been studied widely and intensively over years. In this paper, we study how to answer queries of finding the best departure time that minim...