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TKDE
2012
13 years 1 months ago
2012
—In a traditional keyword-search system over XML data, a user composes a keyword query, submits it to the system, and retrieves relevant answers. In the case where the user has l...
HT
2006
ACM
15 years 5 months ago
2006
ACM
This paper presents a new definition of context for contextaware computing based on a model that relies on dynamic queries over structured objects. This new model enables develop...
SSD
2009
Springer
15 years 5 months ago
2009
Springer
Abstract. We consider a setting with numerous location-aware moving objects that communicate with a central server. Assuming a set of focal points of interest, we aim at continuous...
VLDB
2001
ACM
15 years 3 months ago
2001
ACM
In recent years, several methods have been proposed for implementing interactive similarity queries on multimedia databases. Common to all these methods is the idea to exploit use...
ADBIS
2009
Springer
15 years 5 months ago
2009
Springer
Abstract. In moving object databases, many authors assume that number and position of objects to be processed are always known in advance. Detecting an unknown moving object and pu...