254 search results - page 12 / 51 » On the Limitations of Provenance for Queries With Difference |
W2GIS
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper addresses—to our knowledge, for the first time—the problem of querying a geosensor network—a sensor network of mobile, locationaware nodes—for histori...
EUROPAR
1999
Springer
13 years 12 months ago
1999
Springer
For complex queries in parallel database systems, substantial amounts of data must be redistributed between operators executed on different processing nodes. Frequently, such inter...
GIR
2007
ACM
13 years 11 months ago
2007
ACM
The visualization of geo-referenced information on a map has become an essential method to help the users to get the intended information. The adaptation of visualization techniqu...
CCGRID
2006
IEEE
14 years 1 months ago
2006
IEEE
We have architected and evaluated a new kind of data resource, one that is composed of a logical collection of ephemeral data streams that could be viewed as a collection of publi...
CLEF
2011
Springer
12 years 7 months ago
2011
Springer
This paper describes the participation of UAIC team at the LogCLEF 2011 initiative, language identification task. Our approach is an aggregation of known methods for recognizing la...