75 search results - page 3 / 15 » Using Reformulation Trees to Optimize Queries over Distribut... |
DPD
2002
13 years 5 months ago
2002
The mediator-wrapper approach to integrate data from heterogeneous data sources has usually been centralized in the sense that a single mediator system is placed between a number o...
SAC
2006
ACM
13 years 11 months ago
2006
ACM
Structured data and complex schemas are becoming the main way to represent the information many Digital Libraries provide, thus impacting the services they offer. When searching i...
ADBIS
2007
Springer
13 years 11 months ago
2007
Springer
The exponential growth of the web and the extended use of database management systems in widely distributed information systems has brought to the fore the need for seamless interc...
IPPS
2005
IEEE
13 years 11 months ago
2005
IEEE
In this paper, we deal with broadcasting on heterogeneous platforms. Typically, the message to be broadcast is split into several slices, which are sent by the source processor in...
SBBD
2004
13 years 6 months ago
2004
Flexible and dynamic environments are characterized by high independence from connection participants, low control over available services and high tolerance to communication fail...