167 search results - page 13 / 34 » On the provenance of non-answers to queries over extracted d... |
SIGMOD
2006
ACM
14 years 8 months ago
2006
ACM
We present Avatar Semantic Search, a prototype search engine that exploits annotations in the context of classical keyword search. The process of annotations is accomplished offli...
CIDR
2009
13 years 9 months ago
2009
Recent research in domain-independent information extraction holds the promise of an automatically-constructed structured database derived from the Web. A query system based on th...
VIS
2009
IEEE
14 years 9 months ago
2009
IEEE
We develop a new algorithm for isosurface extraction and view-dependent filtering from large time-varying fields, by using a novel Persistent Time-Octree (PTOT) indexing structure....
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
As the Web provides rich data embedded in the immense contents inside pages, we witness many ad-hoc efforts for exploiting fine granularity information across Web text, such as We...
MDM
2001
Springer
14 years 9 days ago
2001
Springer
Sensor networks are being widely deployed for measurement, detection and surveillance applications. In these new applications, users issue long-running queries over a combination o...