756 search results - page 128 / 152 » Leveraging the CAPTCHA Problem |
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
An approximate search query on a collection of strings finds those strings in the collection that are similar to a given query string, where similarity is defined using a given si...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Entity Resolution (ER) is an important real world problem that has attracted significant research interest over the past few years. It deals with determining which object descript...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
Schema mappings are logical assertions that specify the relationships between a source and a target schema in a declarative way. The specification of such mappings is a fundamenta...
SIGMOD
2005
ACM
14 years 7 months ago
2005
ACM
A windowed query operator breaks a data stream into possibly overlapping subsets of data and computes results over each. Many stream systems can evaluate window aggregate queries....
EDBT
2008
ACM
14 years 7 months ago
2008
ACM
Structured P2P systems have been developed for constructing applications at internet scale in cooperative environments and exhibit a number of desirable features such as scalabili...