9414 search results - page 39 / 1883 » Adaptive Query Processing |
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
This demo presents a graphical user interface and ranking system, coined KSpot, for effectively monitoring the K highest-ranked answers to a query Q in a Wireless Sensor Network. K...
GEOINFORMATICA
1998
13 years 7 months ago
1998
The issue of ®nding similar 3-D surface segments arises in many recent applications of spatial database systems, such as molecular biology, medical imaging, CAD, and geographic i...
ICDE
2009
IEEE
13 years 5 months ago
2009
IEEE
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
SIGMOD
1998
ACM
14 years 1 days ago
1998
ACM
Remote data access from disparate sources across a widearea network such as the Internet is problematic due to the unpredictable nature of the communications medium and the lack o...
DEXAW
1999
IEEE
14 years 4 days ago
1999
IEEE
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...