229 search results - page 12 / 46 » Processing of Spatio-Temporal Queries in Image Databases |
ICIP
1998
IEEE
14 years 9 months ago
1998
IEEE
We describe a new invariant-based data model for image databases under our approach for shape-based retrieval. The data model relies on contours description of the image shape, an...
ICIP
2009
IEEE
2009
IEEE
Localized Null Space Representation For Dynamic Updating And Downdating In Image And Video Databases
14 years 8 months ago
Event/object classification and recognition is an extremely challenging problem, particularly when the query or stored data undergo an affine transformation due to camera motion. ...
ICDE
2001
IEEE
14 years 9 months ago
2001
IEEE
LeSelect is a mediator system which allows scientists to publish their resources (data and programs) so they can be transparently accessed. The scientists can typically issue quer...
CLEF
2007
Springer
14 years 1 months ago
2007
Springer
In this paper, we propose a pseudo-relevance feedback method to deal with the photographic retrieval and medical retrieval tasks of ImageCLEF 2007. The aim of our participation to...
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
Most image retrieval systems perform a linear search over the database to find the closest match to a query. However, databases usually exhibit a natural grouping structure into c...