4128 search results - page 793 / 826 » Learning and using relational theories |
SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
Online aggregation is a promising solution to achieving fast early responses for interactive ad-hoc queries that compute aggregates on a large amount of data. Essential to the suc...
GW
1999
Springer
15 years 2 months ago
1999
Springer
Following the ecological approach to visual perception, this paper presents a framework that emphasizes the role of vision on referring actions. In particular, affordances are util...
IH
1998
Springer
15 years 1 months ago
1998
Springer
In the last few years, a large number of schemes have been proposed for hiding copyright marks and other information in digital pictures, video, audio and other multimedia objects....
CTCS
1989
Springer
15 years 1 months ago
1989
Springer
We introduce the notion of a candidate for “multiple valued universal constructions” and define stable functors (which generalise functors with left adjoints) in terms of fac...
ACMICEC
2007
ACM
15 years 1 months ago
2007
ACM
We investigate asymptotically optimal keyword auctions, that is, auctions which maximize revenue as the number of bidders grows. We do so under two alternative behavioral assumpti...