190 search results - page 21 / 38 » Providing Diversity in K-Nearest Neighbor Query Results |
TKDE
2010
13 years 3 months ago
2010
The idea of allowing query users to relax their correctness requirements in order to improve performance of a data stream management system (e.g., location-based services and senso...
ICMCS
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper we examine a novel approach to the difficult problem of querying video databases using visual topics with few examples. Typically with visual topics, the examples a...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
— In this paper, we study the link layer scheduling problem in wireless ad hoc networks. In such a network, the communication links compete for the scarce and time-varying wirele...
ICDE
2002
IEEE
14 years 9 months ago
2002
IEEE
We investigate techniques for analysis and retrieval of object trajectories in a two or three dimensional space. Such kind of data usually contain a great amount of noise, that ma...
ICDE
2009
IEEE
14 years 10 months ago
2009
IEEE
Abstract-- Privacy protection is a major concern when microdata needs to be released for ad hoc analyses. This has led to a lot of recent research in privacy goals and table anonym...