262 search results - page 17 / 53 » Spatio-temporal join selectivity |
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
This paper introduces the Tuple Graph (TuG) synopses, a new class of data summaries that enable accurate selectivity estimates for complex relational queries. The proposed summari...
INTERSPEECH
2010
13 years 2 months ago
2010
Our goal is to automatically learn a perceptually-optimal target cost function for a unit selection speech synthesiser. The approach we take here is to train a classifier on human...
DASFAA
2006
IEEE
14 years 1 months ago
2006
IEEE
Efficient full-text keyword search remains a challenging problem in P2P systems. Most of the traditional keyword search systems on DHT overlay networks perform the join operation ...
BROADNETS
2005
IEEE
14 years 1 months ago
2005
IEEE
—The peer-to-peer technology offers many advantages, but at the same time, it poses many novel challenges for the research community. Modern peer-to-peer systems are characterize...
ISPAN
2002
IEEE
14 years 15 days ago
2002
IEEE
Index is an important element in databases, and the existence of index is unavoidable. When an index has been built on a particular attribute, database operations (e.g. selection,...