482 search results - page 47 / 97 » Selectivity Estimation in Spatial Databases |
WWW
2009
ACM
14 years 8 months ago
2009
ACM
We investigate how to organize a large collection of geotagged photos, working with a dataset of about 35 million images collected from Flickr. Our approach combines content analy...
EDBT
2006
ACM
14 years 8 months ago
2006
ACM
Recent advances in hardware technology have resulted in the ability to collect and process large amounts of data. In many cases, the collection of the data is a continuous process ...
CVPR
2009
IEEE
15 years 3 months ago
2009
IEEE
Matching based on local brightness is quite limited, because
small changes on local appearance invalidate the
constancy in brightness. The root of this limitation is its
treatme...
CVPR
2012
IEEE
11 years 10 months ago
2012
IEEE
Recent work on background subtraction has shown developments on two major fronts. In one, there has been increasing sophistication of probabilistic models, from mixtures of Gaussi...
CVPR
2001
IEEE
14 years 9 months ago
2001
IEEE
This paper presents a new approach to ranking relevant images for retrieval. Distance in the feature space associated with a kernel is used to rank relevant images. An adaptive qu...