Sciweavers

1421 search results - page 267 / 285
» Satisfying KBO Constraints
Sort
View
MOBIHOC
2009
ACM
16 years 10 days ago
MotionCast: on the capacity and delay tradeoffs
In this paper, we define multicast for ad hoc network through nodes' mobility as MotionCast, and study the capacity and delay tradeoffs for it. Assuming nodes move according ...
Chenhui Hu, Xinbing Wang, Feng Wu
PODS
2004
ACM
120views Database» more  PODS 2004»
15 years 12 months ago
Locally Consistent Transformations and Query Answering in Data Exchange
Data exchange is the problem of taking data structured under a source schema and creating an instance of a target schema. Given a source instance, there may be many solutions ? ta...
Marcelo Arenas, Pablo Barceló, Ronald Fagin...
PODS
2008
ACM
165views Database» more  PODS 2008»
15 years 12 months ago
Data exchange and schema mappings in open and closed worlds
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
Leonid Libkin, Cristina Sirangelo
ALT
2005
Springer
15 years 8 months ago
Non U-Shaped Vacillatory and Team Learning
U-shaped learning behaviour in cognitive development involves learning, unlearning and relearning. It occurs, for example, in learning irregular verbs. The prior cognitive science...
Lorenzo Carlucci, John Case, Sanjay Jain, Frank St...
ALT
2001
Springer
15 years 8 months ago
Learning How to Separate
The main question addressed in the present work is how to find effectively a recursive function separating two sets drawn arbitrarily from a given collection of disjoint sets. I...
Sanjay Jain, Frank Stephan