151 search results - page 2 / 31 » Rearranging data objects for efficient and stable clustering |
ICCV
2009
IEEE
14 years 10 months ago
2009
IEEE
Geometric rearrangement of images includes operations
such as image retargeting, inpainting, or object rearrangement.
Each such operation can be characterized by a shiftmap:
the...
DEXA
2008
Springer
13 years 7 months ago
2008
Springer
The query performance for tracing tags depends upon the distribution of tag trajectories in the data space. We examine a more efficient representation of tag trajectories by means ...
COMPGEOM
2001
ACM
13 years 9 months ago
2001
ACM
We propose a new randomized algorithm for maintaining a set of clusters among moving nodes in the plane. Given a specified cluster radius, our algorithm selects and maintains a va...
SSPR
1998
Springer
13 years 9 months ago
1998
Springer
: We present a practical approach to nonparametric cluster analysis of large data sets. The number of clusters and the cluster centres are automatically derived by mode seeking wit...
ER
2003
Springer
13 years 10 months ago
2003
Springer
We consider the problem of improving the efficiency of query processing on an XML interface of a relational database, for predefined query workloads. The main contribution of this ...