167 search results - page 12 / 34 » On the provenance of non-answers to queries over extracted d... |
GIS
2010
ACM
13 years 5 months ago
2010
ACM
Recording the location of people using location-acquisition technologies, such as GPS, allows generating life patterns, which associate people to places they frequently visit. Con...
JAIR
2008
13 years 7 months ago
2008
In order for agents to act on behalf of users, they will have to retrieve and integrate vast amounts of textual data on the World Wide Web. However, much of the useful data on the...
CSR
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. Queries over streaming data offer the potential to provide timely information for modern database applications, such as sensor networks and web services. Isoline-based vi...
SSDBM
2010
IEEE
14 years 29 days ago
2010
IEEE
Abstract— This paper presents LIVE, a complete DBMS designed for applications with many stored derived relations, and with a need for simple versioning capabilities when base dat...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Abstract-Unstructured text represents a large fraction of the world's data. It often contain snippets of structured information within them (e.g., people's names and zip ...