289 search results - page 21 / 58 » Control of an Extensible Query Optimizer: A Planning-Based A... |
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Given a positive value r, a circular range query returns the objects that lie within the distance r of the query location. In this paper, we study the circular range queries that c...
ICDE
2007
IEEE
14 years 2 months ago
2007
IEEE
Recently, systems providing access to extremely large data collections, managed in a distributed manner, gain emerging attention. A promising approach to implement the physical la...
RECSYS
2009
ACM
14 years 2 months ago
2009
ACM
Current conversational recommender systems are unable to offer guarantees on the quality of their recommendations due to a lack of principled user utility models. We develop an ap...
CVPR
2001
IEEE
14 years 9 months ago
2001
IEEE
Learning-enhanced relevance feedback is one of the most promising and active research directions in recent year's content-based image retrieval. However, the existing approac...
INFOCOM
2012
IEEE
11 years 10 months ago
2012
IEEE
Abstract—Although femtocell deployments in residential buildings have been increasingly prevalent, femtocell deployment in commercial building environments remains in its infancy...