354 search results - page 63 / 71 » Efficient Processing of Spatial Joins Using R-Trees |
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...
ADBIS
2000
Springer
13 years 11 months ago
2000
Springer
We consider queries which originate from a mobile unit and whose result depends on the location of the user who initiates the query. Example of such a query is How many people are ...
ICIP
2007
IEEE
13 years 11 months ago
2007
IEEE
In this paper, a fast and robust multi-view lip localization algorithm in video is proposed. We consider lip localization as a binary classification problem, where a classifier is...
TASLP
2010
13 years 2 months ago
2010
Abstract--Broadband source localization has several applications ranging from automatic video camera steering to target signal tracking and enhancement through beamforming. Consequ...
ADBIS
2010
Springer
13 years 9 months ago
2010
Springer
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...