168 search results - page 16 / 34 » Efficient Creation of Statistics over Query Expressions |
SIGMOD
2002
ACM
14 years 7 months ago
2002
ACM
XML is quickly becoming the de facto standard for data exchange over the Internet. This is creating a new set of data management requirements involving XML, such as the need to st...
VLDB
2005
ACM
14 years 8 months ago
2005
ACM
Efficient querying of XML streams will be one of the fundamental features of next-generation information systems. In this paper we propose the TurboXPath path processor, which acce...
APWEB
2006
Springer
13 years 11 months ago
2006
Springer
The goal of distributed information retrieval is to support effective searching over multiple document collections. For efficiency, queries should be routed to only those collectio...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
1 Transmission over wireless fading channels under quality of service (QoS) constraints is studied when only the receiver has perfect channel side information. Being unaware of the...