153 search results - page 21 / 31 » Nearest Neighbor Search on Moving Object Trajectories |
PVLDB
2010
14 years 7 months ago
2010
Data uncertainty is ubiquitous in many real-world applications such as sensor/RFID data analysis. In this paper, we investigate uncertain data that exhibit local correlations, tha...
TRECVID
2008
14 years 11 months ago
2008
This paper reports our experiments for TRECVID 2008 tasks: high level feature extraction, search and contentbased copy detection. For the high level feature extraction task, we use...
ICCV
2009
IEEE
14 years 7 months ago
2009
IEEE
We propose a multi-object multi-camera framework for tracking large numbers of tightly-spaced objects that rapidly move in three dimensions. We formulate the problem of finding co...
ICIP
2004
IEEE
15 years 11 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...
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STOC
2002
ACM
15 years 9 months ago
2002
ACM
A locality sensitive hashing scheme is a distribution on a family F of hash functions operating on a collection of objects, such that for two objects x, y, PrhF [h(x) = h(y)] = si...