507 search results - page 19 / 102 » Portfolio theory of information retrieval |
CIVR
2007
Springer
15 years 3 months ago
2007
Springer
This paper introduces a faceted model of image semantics which attempts to express the richness of semantic content interpretable within an image. Using a large image data-set fro...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
SIGIR
2002
ACM
14 years 9 months ago
2002
ACM
This work proposes a model for video retrieval based upon the inference network model. The document network is constructed using video metadata encoded using MPEG-7 and captures i...
MM
2004
ACM
15 years 3 months ago
2004
ACM
Growing numbers of pervasive devices are gaining access to the Internet. However, much of the existing rich multimedia content cannot be handled by mobile client devices with limi...
ANNPR
2006
Springer
15 years 1 months ago
2006
Springer
Abstract. Hierarchical neural networks show many benefits when employed for classification problems even when only simple methods analogous to decision trees are used to retrieve t...