109 search results - page 8 / 22 » Estimating Recall and Precision for Vague Queries in Databas... |
BTW
2007
Springer
13 years 11 months ago
2007
Springer
: The reverse k-nearest neighbor (RkNN) problem, i.e. finding all objects in a data set the k-nearest neighbors of which include a specified query object, has received increasing a...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
The learning-enhanced relevance feedback has been one of the most active research areas in content-based image retrieval in recent years. However, few methods using the relevance ...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
Understanding intents from search queries can improve a user’s search experience and boost a site’s advertising profits. Query tagging via statistical sequential labeling mode...
ICDAR
2007
IEEE
14 years 2 months ago
2007
IEEE
This paper presents a new use of the Curvelet transform as a multiscale method for indexing linear singularities and curved handwritten shapes in documents images. As it belongs t...
WEBDB
2004
Springer
14 years 1 months ago
2004
Springer
Current approaches for answering queries with imprecise constraints require users to provide distance metrics and importance measures for attributes of interest. In this paper we ...