856 search results - page 142 / 172 » Location-based Spatial Queries |
GIS
2010
ACM
13 years 9 months ago
2010
ACM
In this paper we focus on the problem of continuously monitoring the set of Reverse k-Nearest Neighbors (RkNNs) of a query object in a moving object database using a client server...
ICPR
2008
IEEE
15 years 5 days ago
2008
IEEE
In practice, understanding the spatial relationships between the surfaces of an object, can significantly improve the performance of object recognition systems. In this paper we p...
ICIP
2009
IEEE
15 years 11 hour ago
2009
IEEE
We present a new method for matching a region between an input and a query image, based on the P-channel representation of pixel-based image features such as grayscale and color i...
FOSSACS
2009
Springer
14 years 5 months ago
2009
Springer
Abstract. Graph logic (GL) is a spatial logic for querying graphs introduced by Cardelli et al. It has been observed that in terms of expressive power, this logic is a fragment of ...
FOCS
2009
IEEE
14 years 5 months ago
2009
IEEE
In orthogonal range reporting we are to preprocess N points in d-dimensional space so that the points inside a d-dimensional axis-aligned query box can be reported efficiently. T...