105 search results - page 8 / 21 » On the use of relevance feedback in IR-based concept locatio... |
LOCA
2005
Springer
14 years 1 months ago
2005
Springer
Today, most mobile applications use geo-referenced points of interest (POIs) on location-based maps to call the user’s attention to interesting spots in the surroundings. The pre...
ICPR
2008
IEEE
14 years 9 months ago
2008
IEEE
In many vision problems, instead of having fully annotated training data, it is easier to obtain just a subset of data with annotations, because it is less restrictive for the use...
COSIT
2003
Springer
14 years 29 days ago
2003
Springer
: Natural language requests involving vague spatial concepts are not easily communicated to a GIS because the meaning of spatial concepts depends largely on the contexts (such as t...
MMS
2008
13 years 7 months ago
2008
We address the challenge of semantic gap reduction for image retrieval through an improved SVM-based active relevance feedback framework, together with a hybrid visual and concept...
FLAIRS
2007
13 years 10 months ago
2007
In this paper, we focus on the ontological concept extraction and evaluation process from HTML documents. In order to improve this process, we propose an unsupervised hierarchical...