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NAACL
2007
15 years 6 months ago
Dynamic Use of Ontologies in Dialogue Systems
Most dialogue systems are built with a single task in mind. This makes the extension of an existing system one of the major problems in the field as large parts of the system hav...
Joana Paulo Pardal
NIPS
2003
15 years 6 months ago
Policy Search by Dynamic Programming
We consider the policy search approach to reinforcement learning. We show that if a “baseline distribution” is given (indicating roughly how often we expect a good policy to v...
J. Andrew Bagnell, Sham Kakade, Andrew Y. Ng, Jeff...
135
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IEAAIE
2010
Springer
15 years 2 months ago
Percolating Swarm Dynamics
Swarm Intelligence has been a successful approach to solve some combinatorial problems through the metaphor of interacting evolving individuals of a a population P in a closed toru...
Manuel Graña, Carmen Hernández, Alic...
ASPLOS
2011
ACM
14 years 8 months ago
MemScale: active low-power modes for main memory
Main memory is responsible for a large and increasing fraction of the energy consumed by servers. Prior work has focused on exploiting DRAM low-power states to conserve energy. Ho...
Qingyuan Deng, David Meisner, Luiz E. Ramos, Thoma...
VLDB
2005
ACM
125views Database» more  VLDB 2005»
15 years 10 months ago
Rewriting XPath Queries Using Materialized Views
As a simple XML query language but with enough expressive power, XPath has become very popular. To expedite evaluation of XPath queries, we consider the problem of rewriting XPath...
Wanhong Xu, Z. Meral Özsoyoglu