777 search results - page 86 / 156 » Optimization of Relational Preference Queries |
ICTAI
2008
IEEE
14 years 4 months ago
2008
IEEE
Unlike simple questions, complex questions cannot be answered by simply extracting named entities. These questions require inferencing and synthesizing information from multiple d...
GIS
2006
ACM
14 years 11 months ago
2006
ACM
Given a query point and a collection of spatial features, a multi-type nearest neighbor (MTNN) query finds the shortest tour for the query point such that only one instance of eac...
ICRA
1999
IEEE
14 years 2 months ago
1999
IEEE
We consider the problem of automatically generating viewpoint motions for a virtual camera tracking a moving target. Given the target's trajectory, we plan the motion of a ca...
COGSCI
2010
13 years 10 months ago
2010
A well-established principle of language is that there is a preference for closely related words to be close together in the sentence. This can be expressed as a preference for de...
WWW
2009
ACM
14 years 10 months ago
2009
ACM
The majority of people in rural developing regions do not have access to the World Wide Web. Traditional network connectivity technologies have proven to be prohibitively expensiv...