192 search results - page 25 / 39 » Analyzing Range Queries on Spatial Data |
GIS
2010
ACM
13 years 5 months ago
2010
ACM
Research on Moving Object Databases (MOD) has resulted in sophisticated query mechanisms for moving objects and regions. Wireless Sensor Networks (WSN) support a wide range of app...
IJCAI
1989
13 years 9 months ago
1989
We are developing a new paradigm for a world model construction system which interprets a scene and builds a world model for a mobile robot using dynamic semantic constraints. The...
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
Evaluation and applicability of many database techniques, ranging from access methods, histograms, and optimization strategies to data normalization and mining, crucially depend o...
DBSEC
2007
13 years 9 months ago
2007
In this paper, we take a closer look at the security of outsourced databases (aka Database-as-the-Service or DAS), a topic of emerging importance. DAS allows users to store sensit...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
In many image or video retrieval systems, the search of similar objects in the database includes a spatial access method to a multidimensional feature space. This step is generall...