503 search results - page 82 / 101 » Applying Multiple Query Optimization in Mobile Databases |
112
click to vote
INFOCOM
2005
IEEE
15 years 5 months ago
2005
IEEE
— HADOF is a set of mechanisms to defend against routing disruptions in mobile ad hoc networks. Based on the observed behavior and the history record of each node, HADOF aims to ...
230
Voted
ICDE
2006
IEEE
16 years 1 months ago
2006
IEEE
Given an object q, modeled by a multidimensional point, a reverse nearest neighbors (RNN) query returns the set of objects in the database that have q as their nearest neighbor. I...
192
click to vote
VLDB
2007
ACM
15 years 12 months ago
2007
ACM
We propose XRPC, a minimal XQuery extension that enables distributed yet efficient querying of heterogeneous XQuery data sources. XRPC enhances the existing concept of XQuery func...
UC
2005
Springer
15 years 5 months ago
2005
Springer
Consider a database most of whose entries are marked but the precise fraction of marked entries is not known. What is known is that the fraction of marked entries is 1 − , where ...
122
click to vote
SIGMOD
2010
ACM
14 years 6 months ago
2010
ACM
In-memory tree structured index search is a fundamental database operation. Modern processors provide tremendous computing power by integrating multiple cores, each with wide vect...