38 search results - page 2 / 8 » Index for fast retrieval of uncertain spatial point data |
VLDB
1998
ACM
13 years 9 months ago
1998
ACM
We propose and evaluate two indexing schemes for improving the efficiency of data retrieval in high-dimensional databases that are incomplete. These schemes are novel in that the ...
GEOINFORMATICA
2006
13 years 4 months ago
2006
With the rapid advancements in positioning technologies such as the Global Positioning System (GPS) and wireless communications, the tracking of continuously moving objects has bec...
MIR
2004
ACM
13 years 10 months ago
2004
ACM
In this paper, we present an index structure-based method to fast and robustly search short video clips in large video collections. First we temporally segment a given long video ...
EDBT
2009
ACM
13 years 8 months ago
2009
ACM
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...
EDBT
2006
ACM
14 years 5 months ago
2006
ACM
Given a set of N multi-dimensional points, we study the computation of -quantiles according to a ranking function F, which is provided by the user at runtime. Specifically, F compu...