2121 search results - page 412 / 425 » Indexing Incomplete Databases |
GIS
2008
ACM
14 years 8 months ago
2008
ACM
We present SenseWeb, an open and scalable infrastructure for sharing and geocentric exploration of sensor data streams. SenseWeb allows sensor owners to share data streams across ...
GIS
2009
ACM
14 years 8 months ago
2009
ACM
The spatio-textual spreadsheet is a conventional spreadsheet where spatial attribute values are specified textually. Techniques are presented to automatically find the textually-s...
GIS
2003
ACM
14 years 8 months ago
2003
ACM
A GIS provides a powerful collection of tools for the management, visualization and analysis of spatial data. These tools can be even more powerful when they are integrated with s...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Web search engines are facing formidable performance challenges due to data sizes and query loads. The major engines have to process tens of thousands of queries per second over t...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
To exploit the similarity information hidden in the hyperlink structure of the web, this paper introduces algorithms scalable to graphs with billions of vertices on a distributed ...