648 search results - page 46 / 130 » A general dimension for query learning |
SSDBM
2005
IEEE
14 years 2 months ago
2005
IEEE
In this paper we present a number of techniques that can be at the basis of a practical integration tool for multidimensional databases. We start by addressing the basic issue of ...
PODS
1997
ACM
14 years 1 months ago
1997
ACM
In this paper, we present a new cost model for nearest neighbor search in high-dimensional data space. We first analyze different nearest neighbor algorithms, present a generaliza...
ICCV
2009
IEEE
13 years 6 months ago
2009
IEEE
With the popularity of "bag of visual terms" representations of images, many text indexing techniques have been applied in large-scale image retrieval systems. However, ...
PAMI
2011
13 years 3 months ago
2011
—In solving complex visual learning tasks, adopting multiple descriptors to more precisely characterize the data has been a feasible way for improving performance. The resulting ...
AIRS
2005
Springer
14 years 2 months ago
2005
Springer
Query expansion techniques generally select new query terms from a set of top ranked documents. Although a user’s manual judgment of those documents would much help to select goo...